ObjectView.tsx

/**
 * Console ObjectView
 *
 * Thin wrapper around the plugin-view ObjectView that adds:
 * - Multi-view resolution from objectDef.list_views
 * - MetadataInspector toggle
 * - Drawer for record detail preview
 * - useObjectActions for toolbar create button
 * - ListView delegation for non-grid view types (kanban, calendar, chart, etc.)
 */

import { useMemo, useState, useCallback, useEffect, useRef, lazy, Suspense, type ComponentType } from 'react';
import { useParams, useSearchParams, useNavigate, useLocation } from 'react-router-dom';
import { resolveFilterPlaceholders, DENSITY_MODE_TO_ROW_HEIGHT, type FilterTokenScope } from '@object-ui/core';
import { parseUserFilterParams, applyUserFilterParams } from './userFilterUrlState';
import { buildListFilterKey, readListFilterState, writeListFilterState } from './listFilterStorage';
const ObjectChart = lazy(() =>
  import('@object-ui/plugin-charts').then((m) => ({ default: m.ObjectChart })),
);
const ImportWizard = lazy(() =>
  import('@object-ui/plugin-grid').then((m) => ({ default: m.ImportWizard })),
);
import { ListView } from '@object-ui/plugin-list';
import { ObjectView as PluginObjectView, ViewTabBar, ManageViewsDialog, deriveRecordSurface, overlayWidthFor } from '@object-ui/plugin-view';
import type { ViewTabItem } from '@object-ui/plugin-view';
import { RECORD_DRAWER_PARAM } from '../urlParams';
// Plugin registration is handled by the host app (e.g. apps/console/src/main.tsx
// uses ComponentRegistry.registerLazy so heavy plugins stay code-split).
// Do NOT add eager `import '@object-ui/plugin-*'` side-effect imports here.
import {
  Button,
  Empty,
  EmptyTitle,
  EmptyDescription,
  NavigationOverlay,
} from '@object-ui/components';
import { Plus, Upload, Star, StarOff, Table as TableIcon, KanbanSquare, Calendar, LayoutGrid, Activity, GanttChart, MapPin, BarChart3 } from 'lucide-react';
import { useFavorites } from '../hooks/useFavorites';
import { useTenancyPosture } from '../hooks/useTenancyPosture';
import { getIcon } from '../utils/getIcon';
import type { ListViewSchema, ViewNavigationConfig, FeedItem } from '@object-ui/types';
import { detectStatusField, isSystemManagedField } from '@object-ui/types';
import { MetadataPanel, useMetadataInspector } from './MetadataInspector';
import { ViewConfigPanel } from './ViewConfigPanel';
import { useMetadataClient } from './metadata-admin/useMetadata';
import { persistRuntimeMetadata, createRuntimeMetadata, viewEnvelope } from './runtime-metadata-persistence';
import { CreateViewDialog } from './CreateViewDialog';
import {
  usePreviewDrafts,
  PREVIEW_QUERY_FLAG,
  PREVIEW_QUERY_VALUE,
} from '../preview/PreviewModeContext';
import { PageHeader } from '../layout/PageHeader';
import { useMobileViewSwitcherRegistration } from '../layout/MobileViewSwitcherContext';
import type { MobileViewSwitcherItem } from '../layout/MobileViewSwitcherContext';
import { ManagedByBadge } from '../components/ManagedByBadge';
import { RecordDetailView } from './RecordDetailView';
import { resolveCrudAffordances } from '../utils/crudAffordances';
import { createIdentityImportDataSource, IDENTITY_IMPORT_OBJECT, type IdentityPasswordPolicy } from './identityImport';
import { IdentityImportOptions, IdentityImportResultExtra, identityImportFields } from './IdentityImportPanels';
import { useExpressionContext } from '../providers/ExpressionProvider';
import { resolveManagedByEmptyState } from '../utils/managedByEmptyState';
import { resolveViewId } from '../utils/resolveViewId';
import { warnSuppressedListNav } from '../utils/warnSuppressedListNav';
import { useObjectActions } from '../hooks/useObjectActions';
import { useObjectTranslation, useObjectLabel } from '@object-ui/i18n';
import { usePermissions } from '@object-ui/permissions';
import { useAuth, useIsWorkspaceAdmin } from '@object-ui/auth';
import { useRealtimeSubscription, useConflictResolution } from '@object-ui/collaboration';
import { ActionProvider, useNavigationOverlay, SchemaRenderer } from '@object-ui/react';
import { toast } from 'sonner';
import { useConsoleActionRuntime } from '../hooks/useConsoleActionRuntime';
import { useEnvironmentEntitlements } from '../environment/useEnvironmentEntitlements';
import { EnvironmentListToolbar } from '../environment/EnvironmentListToolbar';

/** Map view types to Lucide icons (Airtable-style) */
const VIEW_TYPE_ICONS: Record<string, ComponentType<{ className?: string }>> = {
    grid: TableIcon,
    kanban: KanbanSquare,
    calendar: Calendar,
    gallery: LayoutGrid,
    timeline: Activity,
    gantt: GanttChart,
    map: MapPin,
    chart: BarChart3,
};

const FALLBACK_USER = { id: 'current-user', name: 'Demo User' };

/**
 * Replace built-in placeholders (e.g. `{current_user_id}`) inside a list-view
 * filter with concrete values. Filters from platform-shipped `listViews` or
 * saved `sys_view` rows may declare context-sensitive predicates like
 * `{ field: 'submitter_id', operator: 'equals', value: '{current_user_id}' }`
 * — those need to be substituted before the query reaches the API.
 *
 * Delegates to the shared `resolveFilterPlaceholders` in `@object-ui/core`,
 * which also expands date macros and understands `{current_org_id}`.
 *
 * This used to be a local implementation that bailed on non-array input
 * (`if (!Array.isArray(filter)) return filter`) and knew exactly one token.
 * That narrowness is why it could not be reused by dashboard widgets, whose
 * filters are MongoDB-style objects — so widgets went without any resolution
 * at all and silently rendered 0 (framework #3574). Every surface now routes
 * through one shape-agnostic resolver.
 */
function substituteFilterTokens(filter: any, scope: FilterTokenScope): any {
    return resolveFilterPlaceholders(filter, scope);
}

/**
 * Default list columns for an object that declares no explicit list view.
 *
 * Priority: the `highlightFields` semantic role (ADR-0085) wins verbatim
 * (only dropping names with no field def); otherwise the first `limit`
 * business fields in declared order. Framework-injected system / audit /
 * ownership columns are excluded via the shared `isSystemManagedField`
 * classifier — its single source of truth is the spec `system` flag stamped
 * by `applySystemFields`, with a name-set fallback covering the injected,
 * non-hidden / non-readonly `owner_id` and `organization_id`. Without this,
 * `applySystemFields` (which spreads injected fields to the FRONT of the field
 * map) would surface `owner_id` as a leading raw-id column (#2702, #2777).
 *
 * `opts.orgAttribution` (ADR-0105 group posture): reads span every
 * organization the member belongs to, so cross-org rows need attribution —
 * append `organization_id` as a TRAILING column when the object carries the
 * field. Trailing keeps business fields leading; render-time only, never
 * persisted into saved view metadata (a saved view must not fossilize a
 * posture-dependent column set).
 */
export function defaultListColumnsFromObject(
    objectDef: any,
    limit = 5,
    opts?: { orgAttribution?: boolean },
): string[] {
    const withOrgAttribution = (cols: string[]): string[] =>
        opts?.orgAttribution && objectDef?.fields?.organization_id && !cols.includes('organization_id')
            ? [...cols, 'organization_id']
            : cols;
    const curated = objectDef?.highlightFields;
    if (Array.isArray(curated) && curated.length > 0) {
        return withOrgAttribution(curated.filter((n: string) => objectDef?.fields?.[n]));
    }
    const fields = objectDef?.fields;
    if (fields && typeof fields === 'object') {
        return withOrgAttribution(
            Object.entries(fields)
                .filter(([name, f]: [string, any]) => f && !f.hidden && !isSystemManagedField(name, f))
                .map(([name]) => name)
                .slice(0, limit),
        );
    }
    return [];
}

export function ObjectView({ dataSource, objects, onEdit, externalRefreshKey }: any) {
    const { objectName } = useParams();
    const { t } = useObjectTranslation();

    // Resolve the object definition up front. When it's missing we render the
    // "object not found" empty state *here*, before the inner component mounts.
    // This is the key to keeping the Rules of Hooks satisfied: ObjectViewInner
    // holds ~50 hooks and must call them unconditionally, so the missing-object
    // branch lives in this thin wrapper instead of as a mid-component early
    // return. The inner subtree then mounts/unmounts as a whole (object exists
    // ↔ doesn't) rather than toggling the number of hooks executed per render.
    const objectDef = objects.find((o: any) => o.name === objectName);
    if (!objectDef) {
      return (
        <div className="h-full p-4 flex items-center justify-center">
          <Empty>
            <div className="mx-auto mb-4 flex h-12 w-12 items-center justify-center rounded-full bg-muted">
              <TableIcon className="h-6 w-6 text-muted-foreground" />
            </div>
            <EmptyTitle>{t('console.objectView.objectNotFound')}</EmptyTitle>
            <EmptyDescription>
              {t('console.objectView.objectNotFoundDescription', { objectName })}
              {' '}
              {t('console.objectView.objectNotFoundHint')}
            </EmptyDescription>
          </Empty>
        </div>
      );
    }

    return (
      <ObjectViewInner
        dataSource={dataSource}
        objects={objects}
        onEdit={onEdit}
        externalRefreshKey={externalRefreshKey}
      />
    );
}

/**
 * Inner ObjectView body. Only mounted by {@link ObjectView} once the object
 * definition is known to exist, so every hook below runs unconditionally on
 * every render of this component — no early return sits between hook calls.
 */
function ObjectViewInner({ dataSource, objects, onEdit, externalRefreshKey }: any) {
    const navigate = useNavigate();
    const { appName, objectName, viewId } = useParams();
    const [searchParams, setSearchParams] = useSearchParams();
    const location = useLocation();
    const { showDebug } = useMetadataInspector();
    const { t } = useObjectTranslation();
    const { objectLabel, objectDescription: objectDesc, viewLabel, viewEmptyState, actionLabel, actionConfirm, actionSuccess, actionParamText, fieldLabel, fieldOptionLabel } = useObjectLabel();
    const { isFavorite, toggleFavorite } = useFavorites();
    // ADR-0105: under group posture default list columns get a trailing
    // organization_id attribution column (reads span all the user's orgs).
    const orgAttribution = useTenancyPosture() === 'group';
    // ADR-0034: runtime view edits persist via the metadata draft/publish
    // model (the `sys_view` table is retired).
    const metadataClient = useMetadataClient();

    // ADR-0037: in draft-preview mode (`?preview=draft`), `listViews()` reads
    // the draft-overlaid world so a view just created via "Add View" shows up
    // in the ViewTabBar before it is published. Normal mode sees published
    // views only (the publish gate stays intact).
    const previewDrafts = usePreviewDrafts();

    // Inline view config panel state (Airtable-style right sidebar)
    const [showViewConfigPanel, setShowViewConfigPanel] = useState(false);
    const [viewConfigPanelMode, setViewConfigPanelMode] = useState<'create' | 'edit'>('edit');
    // Airtable-style "Create view" dialog (type picker + name input)
    const [showCreateViewDialog, setShowCreateViewDialog] = useState(false);
    // Manage Views dialog (vertical sortable list of all views)
    const [manageViewsOpen, setManageViewsOpen] = useState(false);
    
    // Draft state for view config edits — cached locally, saved on demand
    const [viewDraft, setViewDraft] = useState<Record<string, any> | null>(null);

    // Per-view debounce timers + latest pending patch payloads. Keyed by
    // viewId so toggles on different views don't clobber each other. We
    // merge incoming patches into a single payload so rapid successive
    // toggles (e.g. resize-drag emitting 60 events/sec) collapse into one
    // network write.
    const persistTimers = useRef<Record<string, ReturnType<typeof setTimeout>>>({});
    const persistPending = useRef<Record<string, Record<string, any>>>({});
    const persistViewPatch = useCallback(
        (viewIdLocal: string, baseViewDef: Record<string, any>, patch: Record<string, any>) => {
            if (!dataSource?.updateViewConfig || !objectName || !viewIdLocal) return;
            // Merge into pending payload — every key present is the latest
            // value the user intended.
            const prev = persistPending.current[viewIdLocal] || {};
            persistPending.current[viewIdLocal] = { ...prev, ...patch };
            const existing = persistTimers.current[viewIdLocal];
            if (existing) clearTimeout(existing);
            persistTimers.current[viewIdLocal] = setTimeout(() => {
                const merged = persistPending.current[viewIdLocal] || {};
                delete persistPending.current[viewIdLocal];
                delete persistTimers.current[viewIdLocal];
                Promise.resolve(
                    dataSource.updateViewConfig(objectName, viewIdLocal, {
                        ...baseViewDef,
                        ...merged,
                    })
                ).catch((err: any) => {
                    console.error('[ObjectView] Failed to persist view config:', err);
                });
            }, 300);
        },
        [dataSource, objectName]
    );

    const handleViewConfigSave = useCallback((draft: Record<string, any>) => {
        setViewDraft(draft);
        setRefreshKey(k => k + 1);

        // ADR-0034: stage a per-item draft via the metadata seam; an explicit
        // Publish (RuntimeDraftBar) promotes it + records a version.
        const vid = draft.id;
        if (metadataClient && vid) {
            persistRuntimeMetadata('view', vid, draft, { metadataClient }).catch((err: any) => {
                console.error('[ViewConfigPanel] Failed to persist view config:', err);
            });
        } else {
            console.warn('[ViewConfigPanel] Cannot persist view config: missing metadataClient or viewId.');
        }
    }, [metadataClient]);

    /** Create a new view via the config panel */
    const handleViewCreate = useCallback(async (config: Record<string, any>) => {
        try {
            let createdId: string | undefined;
            if (metadataClient) {
                // Prefill sensible defaults so the saved view renders rows
                // immediately even if the user didn't pick columns yet.
                const objectDef = objects?.find?.((o: any) => o.name === objectName);
                // Prefill business columns only — the shared helper keeps the
                // framework-injected `owner_id` / audit columns out of the lead
                // (#2702, #2777), so a newly created view never opens on a raw id.
                const defaultColumns = defaultListColumnsFromObject(objectDef, 5);
                const incomingColumns = Array.isArray(config.columns) && config.columns.length > 0
                    ? config.columns
                    : defaultColumns;
                // ADR-0005 overlay path — write the full spec under a unique
                // `name` via the metadata customization API instead of into
                // the physical `sys_view` table (whose columns no longer
                // accommodate the spec shape: arrays, nested objects, etc.).
                const spec: Record<string, any> = { ...config, columns: incomingColumns };
                // Per @objectstack/spec, certain view types nest their card/field
                // list inside their type-specific subconfig (e.g. kanban.columns,
                // gallery.visibleFields). The CreateViewDialog only collects
                // required *picker* fields; we mirror the resolved column list
                // into the subconfig here so the spec validator accepts the row.
                if (config.type === 'kanban') {
                    spec.kanban = { ...(spec.kanban || {}), columns: incomingColumns };
                } else if (config.type === 'gallery') {
                    const existing = spec.gallery || {};
                    if (!Array.isArray(existing.visibleFields) || existing.visibleFields.length === 0) {
                        spec.gallery = { ...existing, visibleFields: incomingColumns };
                    }
                }
                // ADR-0034: a new view is created as an invisible per-item
                // draft via the metadata seam; an explicit Publish promotes it.
                // UI-layer concerns (default columns, kanban/gallery massaging
                // above, and the auto-activation below) stay here; the canonical
                // ViewItem envelope + qualified-name identity live in the seam.
                //
                // #2767 P1: the qualified name `<object>.<key>` is used as BOTH
                // the URL segment and `body.name`, so the sys_metadata row key,
                // the ViewTabBar tab id, and the body identity all agree and the
                // draft → read → publish loop resolves.
                const env = viewEnvelope(objectName, spec, {
                    name: (config as any)?.name,
                    label: config.label,
                });
                createdId = await createRuntimeMetadata('view', env.name, env, {
                    metadataClient,
                });
            }
            setShowViewConfigPanel(false);
            setViewConfigPanelMode('edit');
            setRefreshKey(k => k + 1);
            // Auto-activate the newly created view (Airtable parity), and close
            // the main-path loop (#2767 P4): a fresh view is a DRAFT, invisible
            // to a normal (published-only) read, so navigating there plainly
            // would land on "view not found". Enter draft-preview mode
            // (`?preview=draft`) instead — the DraftPreviewBar then lets the
            // user verify and Publish in one click. If already in preview, the
            // sticky provider keeps the flag, so no suffix is needed.
            if (createdId) {
                const previewSuffix = previewDrafts
                    ? ''
                    : `?${PREVIEW_QUERY_FLAG}=${PREVIEW_QUERY_VALUE}`;
                if (viewId) {
                    navigate(`../${createdId}${previewSuffix}`, { relative: 'path' });
                } else {
                    navigate(`view/${createdId}${previewSuffix}`);
                }
            }
        } catch (err) {
            console.error('[ViewConfigPanel] Failed to create view:', err);
        }
    }, [dataSource, objectName, objects, navigate, viewId, metadataClient, previewDrafts]);
    
    // Record count tracking for footer
    const [recordCount, setRecordCount] = useState<number | undefined>(undefined);
    
    // Admin users automatically get design tools (no toggle needed)
    const { user, activeOrganization } = useAuth();
    const isAdmin = useIsWorkspaceAdmin();
    const perms = usePermissions();
    const { can, getObjectApiOperations } = perms;
    
    // Get Object Definition. The outer ObjectView wrapper already guards the
    // missing-object case, so this always resolves while this component is
    // mounted — every hook below can therefore run unconditionally.
    const objectDef = objects.find((o: any) => o.name === objectName);

    // Refresh trigger — bumped after view CRUD or external data mutations.
    const [refreshKey, setRefreshKey] = useState(0);

    // Shared console action runtime: confirm/param/result dialogs, the
    // authenticated api/flow/server-action handlers, SPA navigation, and the
    // paused screen-flow runner. The same runtime PageView mounts (#1605).
    // ObjectView additionally feeds its confirm/toast handlers into
    // useObjectActions below, so it consumes the hook directly (rather than the
    // ConsoleActionRuntimeProvider wrapper).
    const actionRuntime = useConsoleActionRuntime({
        dataSource,
        objects,
        objectName: objectDef.name,
        onRefresh: () => setRefreshKey((k) => k + 1),
    });
    const { confirmHandler, toastHandler } = actionRuntime;

    // Environment list (sys_environment) is entitlement- + state-aware: born
    // with one production env per org, its single `create_environment` action
    // means different things — "Set up your production environment", "Add
    // development environment", or an upgrade prompt — depending on org state.
    // Resolved org-side here; the hook is a no-op for every other object.
    const isEnvironmentList = objectDef.name === 'sys_environment';
    const environmentEntitlements = useEnvironmentEntitlements({
        enabled: isEnvironmentList,
        dataSource,
        authFetch: actionRuntime.authFetch,
        apiBase: (import.meta as any).env?.VITE_SERVER_URL || '',
        refreshKey,
    });
    // Localized `list_toolbar` actions, shared by the generic action bar and the
    // environment-aware toolbar (the action:bar renderer filters by location).
    const localizedToolbarActions = useMemo(
        () => (objectDef.actions || []).map((a: any) => ({
            ...a,
            label: actionLabel(objectDef.name, a.name, a.label || a.name),
            ...(a.confirmText !== undefined && { confirmText: actionConfirm(objectDef.name, a.name, a.confirmText) }),
            ...(a.successMessage !== undefined && { successMessage: actionSuccess(objectDef.name, a.name, a.successMessage) }),
        })),
        [objectDef, actionLabel, actionConfirm, actionSuccess],
    );

    // Resolve which generic CRUD affordances belong in the toolbar for
    // this object's lifecycle bucket (`managedBy`).  config tables show
    // New/Edit/Delete but no CSV Import; system / append-only / better-auth
    // hide the lot — those flows go through purpose-built actions on the
    // source record (e.g. "Submit for Approval" on an Opportunity creates
    // an `sys_approval_request`).  Permissions still gate the buttons.
    // [#3391] Intersect the bucket affordances with the server's effective API
    // operation set for this object (from /me/permissions apiOperations), so the
    // toolbar never offers Import/Export/New/Edit/Delete the server would 405.
    // `undefined` (unrestricted object / old backend) leaves affordances as-is.
    // The identity-import bypass below is independent of `affordances.import`.
    const affordances = useMemo(
      () => resolveCrudAffordances(objectDef as any, getObjectApiOperations(objectDef.name)),
      [objectDef, getObjectApiOperations],
    );

    // Propagate externally-triggered refreshes (e.g. global ModalForm submit)
    // into our internal refreshKey so list/data effects re-run.
    useEffect(() => {
        if (externalRefreshKey === undefined || externalRefreshKey === 0) return;
        setRefreshKey(k => k + 1);
    }, [externalRefreshKey]);

    // Import wizard open/close state — toolbar entry triggers it.
    const [showImport, setShowImport] = useState(false);

    // ─── Identity import (framework#2782) ────────────────────────────────
    // sys_user's generic import affordance stays FALSE (a data-layer insert
    // would bypass better-auth's hashing and never create a credential), but
    // platform admins get the same wizard wired to the dedicated
    // /api/v1/auth/admin/import-users pipeline. Gated on the deployment's
    // admin surface (features.admin from /api/v1/auth/config) plus the
    // caller being a workspace admin (the server re-checks, ADR-0068).
    const { features } = useExpressionContext();
    const isIdentityImport = objectDef.name === IDENTITY_IMPORT_OBJECT;
    const identityImportEnabled = isIdentityImport && features?.admin === true && isAdmin;
    const [identityPasswordPolicy, setIdentityPasswordPolicy] = useState<IdentityPasswordPolicy>('auto');
    const identityPolicyRef = useRef<IdentityPasswordPolicy>('auto');
    identityPolicyRef.current = identityPasswordPolicy;
    const identityDataSource = useMemo(
      () => (identityImportEnabled
        ? createIdentityImportDataSource({
            base: dataSource,
            authFetch: actionRuntime.authFetch,
            baseUrl: import.meta.env.VITE_SERVER_URL || '',
            getPasswordPolicy: () => identityPolicyRef.current,
          })
        : undefined),
      [identityImportEnabled, dataSource, actionRuntime.authFetch],
    );

    // ─── User-defined views (metadata overlay) ──────────────────────────
    // Saved views created via the ViewConfigPanel ("Add View") live in the
    // metadata overlay (`/meta/view`). We fetch them via `listViews` and merge
    // into `views` so the ViewTabBar renders them alongside metadata-defined
    // listViews.
    const [savedViews, setSavedViews] = useState<any[]>([]);
    useEffect(() => {
        let cancelled = false;
        if (!objectName) {
            setSavedViews([]);
            return;
        }
        // Read saved views from the metadata overlay (`/meta/view`) via the
        // adapter's `listViews`. Adapters without it surface no saved views.
        if (typeof (dataSource as any)?.listViews === 'function') {
            (dataSource as any).listViews(objectName, { previewDrafts })
                .then((rows: any[]) => {
                    if (cancelled) return;
                    // Normalize: ensure each view has an `id` for ViewTabBar
                    // (which is name-keyed downstream). Stamp `objectName`
                    // so the defensive filter in handlers still works.
                    const normalized = (rows || []).map((sv: any) => ({
                        ...sv,
                        // Overlay rows are keyed by `name`. Prefer that as the
                        // tab id so a duplicate's `id` field (which may have
                        // been copied verbatim from the source artifact) does
                        // not collide with the source's view id during dedup.
                        id: sv.name || sv.id,
                        objectName: sv.objectName || sv.object || objectName,
                    }));
                    setSavedViews(normalized);
                })
                .catch((err: any) => {
                    console.error('[ObjectView] Failed to load overlay views:', err);
                    if (!cancelled) setSavedViews([]);
                });
            return () => { cancelled = true; };
        }
        // No overlay API available (e.g. a minimal adapter / test mock) → no
        // saved views. The retired `sys_view` table is no longer read.
        setSavedViews([]);
        return () => { cancelled = true; };
    }, [dataSource, objectName, refreshKey, previewDrafts]);

    // Persisted per-view config overrides (e.g. density toggle). Saved
    // separately from `objectDef.listViews` (the embedded definition) via
    // `dataSource.updateViewConfig` and read back here so toggle preferences
    // survive a hard reload. Keyed by viewId → partial view config to merge.
    //
    // Use the batch listViewOverrides() when available — fires one HTTP
    // GET per object instead of N (one per defined view), avoiding a flurry
    // of 404s for objects whose views have never been customized. Falls
    // back to per-view getView() for adapters that don't support the batch
    // method.
    const [viewOverrides, setViewOverrides] = useState<Record<string, any>>({});
    useEffect(() => {
        let cancelled = false;
        if (!dataSource || !objectName) {
            setViewOverrides({});
            return;
        }
        const definedViews = (objectDef.listViews || objectDef.list_views || {}) as Record<string, any>;
        const ids = Object.keys(definedViews);
        // Include the primary view id so overrides apply to it too.
        const primary = (objectDef as any).list;
        if (primary && typeof primary === 'object') {
            const primaryId = primary.name || 'list';
            if (!ids.includes(primaryId)) ids.unshift(primaryId);
        }
        if (ids.length === 0) {
            setViewOverrides({});
            return;
        }

        const loadBatch = async (): Promise<Record<string, any>> => {
            if (typeof (dataSource as any).listViewOverrides === 'function') {
                try {
                    const all = await (dataSource as any).listViewOverrides(objectName);
                    if (all && typeof all === 'object') {
                        const map: Record<string, any> = {};
                        for (const id of ids) {
                            if (all[id]) map[id] = all[id];
                        }
                        return map;
                    }
                } catch {
                    // fall through to per-view fetch
                }
            }
            if (typeof dataSource.getView !== 'function') return {};
            const entries = await Promise.all(
                ids.map(async (id) => {
                    try {
                        const v = await dataSource.getView!(objectName, id);
                        return [id, v] as const;
                    } catch {
                        return [id, null] as const;
                    }
                })
            );
            const map: Record<string, any> = {};
            for (const [id, v] of entries) {
                if (v && typeof v === 'object') map[id] = v;
            }
            return map;
        };

        loadBatch().then((map) => {
            if (!cancelled) setViewOverrides(map);
        });
        return () => { cancelled = true; };
    }, [dataSource, objectName, objectDef.listViews, objectDef.list_views, (objectDef as any).list, refreshKey]);

    // Resolve Views from objectDef.listViews (camelCase per @objectstack/spec)
    const views = useMemo(() => {
        // Default columns for the auto-generated "所有记录" view (and any saved
        // grid view with no explicit columns). `highlightFields` (ADR-0085) wins;
        // otherwise the first business fields — framework-injected system / audit
        // / ownership columns (notably the non-readonly `owner_id`) are excluded
        // by the shared classifier. #2702 applied this to ObjectGrid /
        // InterfaceListPage; this view resolves its columns here (#2777).
        const resolveDefaultColumns = (): string[] =>
            defaultListColumnsFromObject(objectDef, 5, { orgAttribution });

        const definedViews = objectDef.listViews || objectDef.list_views || {};
        const viewList = Object.entries(definedViews).map(([key, value]: [string, any]) => {
            const override = viewOverrides[key];
            // Override wins per-key — saved overrides represent user
            // preferences (density, column widths, etc.) that should
            // shadow the embedded definition.
            return {
                id: key,
                ...value,
                ...(override || {}),
                type: (override?.type) || value.type || 'grid',
            };
        });

        // Honor `objectDef.list` (the primary list view, per @objectstack/spec
        // ViewSchema). MetadataProvider mirrors it into `listViews` so it's
        // already in `viewList` above; promote it to the front and mark it as
        // the default so `defaultViewId` picks it over secondary listViews.
        const primary = (objectDef as any).list;
        if (primary && typeof primary === 'object') {
            const primaryId = primary.name || 'list';
            const idx = viewList.findIndex(v => v.id === primaryId);
            if (idx >= 0) {
                const [entry] = viewList.splice(idx, 1);
                viewList.unshift({ ...entry, isDefault: true });
            } else {
                const override = viewOverrides[primaryId];
                viewList.unshift({
                    id: primaryId,
                    ...primary,
                    ...(override || {}),
                    type: (override?.type) || primary.type || 'grid',
                    isDefault: true,
                });
            }
        }

        if (viewList.length === 0) {
            viewList.push({
                id: 'all',
                label: t('console.objectView.allRecords'),
                type: 'grid',
                columns: resolveDefaultColumns(),
            });
        }

        // Merge user-defined views (sys_view) after metadata-defined views.
        // Dedup by id so a saved view that shadows a metadata view wins.
        const metaIds = new Set(viewList.map(v => v.id));
        for (const sv of savedViews) {
            const id = sv.id || sv._id;
            if (!id) continue;
            // Drop undefined fields so a partial overlay (e.g. baseline row
            // with no user customization) does not stomp `isDefault`/`columns`
            // populated from the metadata view it shadows.
            const rawNormalized: Record<string, any> = {
                label: sv.label || sv.name || id,
                type: sv.type || 'grid',
                columns: sv.columns,
                filter: sv.filter,
                sort: sv.sort,
                showSearch: sv.showSearch,
                showFilters: sv.showFilters,
                showSort: sv.showSort,
                isPinned: sv.isPinned,
                isDefault: sv.isDefault,
                visibility: sv.visibility,
                sortOrder: sv.sortOrder,
                ...sv,
                id,
            };
            const normalized: Record<string, any> = {};
            for (const [k, v] of Object.entries(rawNormalized)) {
                if (v !== undefined) normalized[k] = v;
            }
            if (metaIds.has(id)) {
                const idx = viewList.findIndex(v => v.id === id);
                viewList[idx] = { ...viewList[idx], ...normalized };
            } else {
                viewList.push(normalized);
            }
        }

        // Apply default columns to any grid-like view that has no explicit
        // columns (e.g. saved views created via "Add View" before the user
        // configured fields). Without this, the grid renders an empty header
        // row and the data fetch omits a `select` clause.
        const GRID_LIKE = new Set(['grid', 'list', 'table']);
        for (const v of viewList) {
            if (!GRID_LIKE.has(v.type)) continue;
            if (!Array.isArray(v.columns) || v.columns.length === 0) {
                v.columns = resolveDefaultColumns();
            }
        }

        // Stable sort: respect a per-user view-order preference (for both
        // metadata and saved views). Falls back to: metadata views first
        // in declared order, then saved views by `sortOrder` / created_at.
        const indexOf = new Map(viewList.map((v, i) => [v.id, i]));
        let userOrder: string[] = [];
        try {
            const raw = typeof window !== 'undefined'
                ? window.localStorage?.getItem(`viewOrder:${objectDef.name}`)
                : null;
            if (raw) userOrder = JSON.parse(raw);
        } catch { /* ignore */ }
        const userOrderIndex = new Map(userOrder.map((id, i) => [id, i]));
        viewList.sort((a, b) => {
            const aUser = userOrderIndex.get(a.id);
            const bUser = userOrderIndex.get(b.id);
            if (aUser !== undefined && bUser !== undefined) return aUser - bUser;
            if (aUser !== undefined) return -1;
            if (bUser !== undefined) return 1;
            const aSaved = savedViews.find((sv: any) => (sv.id || sv._id) === a.id);
            const bSaved = savedViews.find((sv: any) => (sv.id || sv._id) === b.id);
            const aHasOrder = aSaved && typeof aSaved.sortOrder === 'number';
            const bHasOrder = bSaved && typeof bSaved.sortOrder === 'number';
            // Only an explicit user `sortOrder` should reorder views away from
            // the metadata-declared sequence. A bare overlay row (no sortOrder)
            // must not demote a metadata view: that would break primary-view
            // promotion (which relies on declared order) for objects whose
            // overlay seeded a baseline `sys_view` row without sort info.
            if (aHasOrder && bHasOrder) {
                if (aSaved.sortOrder !== bSaved.sortOrder) {
                    return aSaved.sortOrder - bSaved.sortOrder;
                }
                return (aSaved.created_at || '').localeCompare(bSaved.created_at || '');
            }
            if (aHasOrder) return -1;
            if (bHasOrder) return 1;
            return (indexOf.get(a.id) ?? 0) - (indexOf.get(b.id) ?? 0);
        });

        return viewList;
    }, [objectDef, savedViews, viewOverrides, t, orgAttribution]);

    // Active View State — merge saved draft if available for this view.
    // Resolution priority: URL viewId → ?view= → user-marked default → first.
    const defaultViewId = useMemo(() => {
        const def = views.find((v: any) => v.isDefault);
        return def?.id;
    }, [views]);
    // Canonical view ids are fully qualified (`<object>.<viewKind>`, see
    // MetadataProvider), but nav items emit `viewName` verbatim — usually
    // the short form — and legacy embedded listViews carry bare keys (incl.
    // the `'all'` fallback). Resolve the URL-requested name in both
    // directions, and never swallow a miss silently (#2217).
    const requestedViewId = viewId || searchParams.get('view') || undefined;
    const resolvedViewId = useMemo(
        () => resolveViewId(requestedViewId, views.map((v: any) => v.id), objectDef.name),
        [requestedViewId, views, objectDef.name],
    );
    useEffect(() => {
        if (requestedViewId && !resolvedViewId) {
            console.warn(
                `[ObjectView] Requested view "${requestedViewId}" not found on object "${objectDef.name}"; ` +
                `falling back to the default view. Known views: ${views.map((v: any) => v.id).join(', ')}`,
            );
        }
    }, [requestedViewId, resolvedViewId, objectDef.name, views]);
    const activeViewId = resolvedViewId || defaultViewId || views[0]?.id;
    const baseView = views.find((v: any) => v.id === activeViewId) || views[0];
    const activeView = viewDraft && viewDraft.id === baseView?.id
        ? { ...baseView, ...viewDraft }
        : baseView;

    /** Real-time draft field update — propagates each toggle/input change immediately */
    const handleViewUpdate = useCallback((field: string, value: any) => {
        setViewDraft(prev => ({
            ...(prev || {}),
            id: baseView?.id,
            [field]: value,
        }));
    }, [baseView?.id]);

    const handleViewChange = (newViewId: string) => {
        // The plugin ObjectView returns the view ID directly via onViewChange
        const matchedView = views.find((v: any) => v.id === newViewId);
        if (!matchedView) return;
        // Auto-close the config panel only when actually switching to a
        // different view. Same-view clicks (e.g., bubbling from the actions
        // dropdown menu item) must not stomp on a freshly-opened panel.
        if (matchedView.id !== activeViewId) {
            setShowViewConfigPanel(false);
        }
        if (viewId) {
             navigate(`../${matchedView.id}`, { relative: "path" });
        } else {
             navigate(`view/${matchedView.id}`);
        }
    };

    // Mobile view switcher — registers our view list with the AppHeader so
    // the topbar can render a `<viewName> ▾` dropdown instead of the static
    // page label. Desktop ignores this (ViewTabBar handles switching there).
    const mobileViewSwitcherItems = useMemo<MobileViewSwitcherItem[]>(() => {
        return (views || []).map((view: any) => {
            const Icon = VIEW_TYPE_ICONS[view.type as keyof typeof VIEW_TYPE_ICONS];
            return {
                id: view.id,
                label: viewLabel(objectDef.name, view.name || view.id, view.label || view.name || view.id),
                icon: Icon ? <Icon className="h-4 w-4" /> : undefined,
            };
        });
    }, [views, objectDef.name, viewLabel]);
    useMobileViewSwitcherRegistration({
        views: mobileViewSwitcherItems,
        activeViewId: activeViewId ?? '',
        onChange: handleViewChange,
        enabled: mobileViewSwitcherItems.length > 0 && !!activeViewId,
    });

    // ViewSwitcher callbacks — wired to both PluginObjectView instances
    const handleCreateView = useCallback(() => {
        setShowCreateViewDialog(true);
    }, []);

    const handleViewAction = useCallback((actionType: string, viewType: string) => {
        if (actionType === 'settings') {
            const matchedView = views.find((v: { id: string; type: string }) => v.type === viewType);
            if (matchedView) handleViewChange(matchedView.id);
            setViewConfigPanelMode('edit');
            setShowViewConfigPanel(true);
        }
    }, [views, handleViewChange]);

    // ─── ViewTabBar CRUD callbacks (Phase 2) ────────────────────────────
    /** Returns true if the view is backed by a sys_view record (mutable). */
    const isSavedView = useCallback((vid: string) => {
        return savedViews.some((sv: any) => (sv.id || sv._id) === vid);
    }, [savedViews]);

    const handleRenameView = useCallback(async (vid: string, newName: string) => {
        if (!isSavedView(vid)) {
            toast.error(t('console.objectView.cannotEditMetaView') || 'Built-in views cannot be renamed.');
            return;
        }
        try {
            // Metadata overlay path — `vid` is the view's `name` field.
            if (typeof (dataSource as any)?.updateView === 'function') {
                await (dataSource as any).updateView(objectName, vid, { label: newName });
            }
            setRefreshKey(k => k + 1);
        } catch (err) {
            console.error('[ViewTabBar] Failed to rename view:', err);
            toast.error(t('objectViewActions.renameFailed'));
        }
    }, [dataSource, objectName, isSavedView, t]);

    const handleDeleteView = useCallback(async (vid: string) => {
        if (!dataSource) return;
        if (!isSavedView(vid)) {
            toast.error(t('console.objectView.cannotDeleteMetaView') || 'Built-in views cannot be deleted.');
            return;
        }
        const targetView = views.find((v: any) => v.id === vid);
        const viewLabel = targetView?.label || vid;
        const confirmed = await confirmHandler(
            t('console.objectView.deleteViewConfirm', { name: viewLabel }) ||
                `Are you sure you want to delete the view "${viewLabel}"? This cannot be undone.`,
            {
                title: t('console.objectView.deleteViewTitle') || 'Delete view',
                confirmText: t('console.objectView.delete') || 'Delete',
                cancelText: t('console.objectView.cancel') || 'Cancel',
            },
        );
        if (!confirmed) return;
        try {
            if (typeof (dataSource as any)?.deleteView === 'function') {
                await (dataSource as any).deleteView(objectName, vid);
            }
            // If we deleted the active view, fall back to the first remaining view.
            if (vid === activeViewId) {
                const fallback = views.find((v: any) => v.id !== vid);
                if (fallback) navigate(viewId ? `../${fallback.id}` : `view/${fallback.id}`, viewId ? { relative: 'path' } : undefined);
            }
            setRefreshKey(k => k + 1);
        } catch (err) {
            console.error('[ViewTabBar] Failed to delete view:', err);
            toast.error(t('objectViewActions.deleteFailed'));
        }
    }, [dataSource, isSavedView, activeViewId, views, viewId, navigate, t, confirmHandler]);

    const handlePinView = useCallback(async (vid: string, pinned: boolean) => {
        if (!dataSource) return;
        if (!isSavedView(vid)) {
            toast.error(t('console.objectView.cannotEditMetaView') || 'Built-in views cannot be pinned.');
            return;
        }
        try {
            if (typeof (dataSource as any)?.updateView === 'function') {
                await (dataSource as any).updateView(objectName, vid, { isPinned: pinned });
            }
            setRefreshKey(k => k + 1);
        } catch (err) {
            console.error('[ViewTabBar] Failed to pin view:', err);
        }
    }, [dataSource, objectName, isSavedView, t]);

    const handleSetDefaultView = useCallback(async (vid: string) => {
        if (!dataSource) return;
        if (!isSavedView(vid)) {
            toast.error(
                t('console.objectView.cannotEditMetaView')
                || 'System view — it cannot be set as a default.',
            );
            return;
        }
        try {
            // Clear `isDefault` on all other saved views, then set this one.
            if (typeof (dataSource as any)?.updateView !== 'function') return;
            const updateView = (dataSource as any).updateView;
            const updates = savedViews
                .filter((sv: any) => (sv.id || sv._id) !== vid && sv.isDefault)
                .map((sv: any) => updateView(objectName, sv.id || sv._id, { isDefault: false }));
            updates.push(updateView(objectName, vid, { isDefault: true }));
            await Promise.all(updates);
            setRefreshKey(k => k + 1);
        } catch (err) {
            console.error('[ViewTabBar] Failed to set default view:', err);
            toast.error('Failed to set default view');
        }
    }, [dataSource, objectName, savedViews, isSavedView, t]);

    const handleReorderViews = useCallback(async (orderedIds: string[]) => {
        // Persist order for ALL views (incl. metadata) in localStorage so the
        // UI immediately reflects the new ordering, including reorderings
        // that involve metadata-only views.
        try {
            if (typeof window !== 'undefined') {
                window.localStorage?.setItem(`viewOrder:${objectName}`, JSON.stringify(orderedIds));
            }
        } catch { /* ignore */ }
        // Best-effort: also persist `sortOrder` on each saved view so other
        // sessions / users can pick up the order from the backend.
        if (typeof (dataSource as any)?.updateView === 'function') {
            const updateView = (dataSource as any).updateView;
            const savedIdSet = new Set(savedViews.map((sv: any) => sv.id || sv._id));
            const updates = orderedIds
                .filter(id => savedIdSet.has(id))
                .map((id, idx) => updateView(objectName, id, { sortOrder: idx }));
            try {
                await Promise.all(updates);
            } catch (err) {
                console.error('[ViewTabBar] Failed to reorder views:', err);
            }
        }
        setRefreshKey(k => k + 1);
    }, [dataSource, savedViews, objectName]);

    const handleConfigView = useCallback((vid: string) => {
        // System (metadata-defined) views are read-only — opening the
        // ViewConfigPanel against one would let the user save changes that
        // never persist.
        if (!isSavedView(vid)) {
            toast.error(
                t('console.objectView.cannotEditMetaView')
                || 'System view — it cannot be edited.',
            );
            return;
        }
        if (vid !== activeViewId) handleViewChange(vid);
        setViewConfigPanelMode('edit');
        setShowViewConfigPanel(true);
    }, [activeViewId, handleViewChange, isSavedView, t]);

    const handleAddView = useCallback(() => {
        setShowCreateViewDialog(true);
    }, []);

    // Current user — also used below for `{current_user_id}` filter-token
    // substitution. The schema-action handlers (toast/navigate/api/flow/server)
    // now live in the shared `useConsoleActionRuntime` hook (declared earlier).
    const currentUser = user
        ? { id: user.id, name: user.name, avatar: user.image }
        : FALLBACK_USER;

    // Session scope for filter placeholders. Memoised so the resolved filter
    // identity is stable across renders — it feeds view schemas below.
    const filterScope = useMemo<FilterTokenScope>(
        () => ({ currentUserId: currentUser.id, currentOrgId: activeOrganization?.id ?? null }),
        [currentUser.id, activeOrganization?.id],
    );

    // Action system for toolbar operations — refreshKey moved up (declared earlier).
    // Wired to confirmHandler/toastHandler so deletes use the Shadcn AlertDialog
    // and Sonner toast instead of native window.confirm.
    const actions = useObjectActions({
        objectName: objectDef.name,
        objectLabel: objectDef.label,
        dataSource,
        onEdit,
        onRefresh: () => setRefreshKey(k => k + 1),
        onConfirm: confirmHandler,
        // ToastHandler's `type` is a string-literal union — a subset of the
        // looser `{ type?: string }` useObjectActions declares; cast is sound.
        onToast: toastHandler as (message: string, options?: { type?: string }) => void,
    });

    // Real-time: auto-refresh when server reports data changes
    const { lastMessage: realtimeMessage } = useRealtimeSubscription({
        channel: `object:${objectDef.name}`,
    });

    // Conflict resolution: detect and queue conflicts on reconnection
    const conflictUserId = objectDef.name ? `user-${objectDef.name}` : 'current-user';
    const { hasConflicts, resolveAllConflicts } = useConflictResolution(conflictUserId);

    useEffect(() => {
        if (realtimeMessage) {
            // On reconnection data change, auto-resolve with server-wins strategy
            if (hasConflicts) {
                resolveAllConflicts('remote');
            }
            setRefreshKey(k => k + 1);
        }
    }, [realtimeMessage, hasConflicts, resolveAllConflicts]);
    
    // Fetch record count for footer display
    useEffect(() => {
        if (dataSource?.find && objectDef.name) {
            dataSource.find(objectDef.name, { limit: 0 }).then((result: any) => {
                if (typeof result?.total === 'number') {
                    setRecordCount(result.total);
                } else if (Array.isArray(result?.data)) {
                    setRecordCount(result.data.length);
                } else if (Array.isArray(result)) {
                    setRecordCount(result.length);
                }
            }).catch(() => {
                // Silently ignore — record count is non-critical
            });
        }
    }, [dataSource, objectDef.name, refreshKey]);

    // Navigation overlay for record detail (supports drawer/modal/split/popover via config)
    // Priority: activeView.navigation > objectDef.navigation > default drawer.
    //
    // Default mode = 'drawer'. Mirrors Linear / Notion / Airtable / Jira where
    // record peek is the primary interaction and full-page is the upgrade.
    // Direct URL access (`/record/:id`) still opens as a full page because
    // RecordDetailView owns its own route — only same-page click navigation
    // is drawer-by-default. Per-view config can still override (e.g. a heavy
    // detail object can set `navigation.mode = 'page'`).
    const detailNavigation: ViewNavigationConfig = useMemo(
        () => {
            const authored = activeView?.navigation ?? objectDef.navigation;
            if (authored) {
                // Authored config wins. For an overlay, resolve the `size`
                // bucket (or 'auto') to a viewport-clamped width when no explicit
                // width was given — #2578: a pixel width can't be authored blind.
                if (authored.mode === 'page') return authored;
                return {
                    ...authored,
                    width: authored.width ?? overlayWidthFor(
                        (authored as { size?: 'auto' | 'sm' | 'md' | 'lg' | 'xl' | 'full' }).size,
                        objectDef,
                    ),
                };
            }
            // #2578: derive surface + width from FIELD COUNT. Field-heavy → full
            // page (cramped in a drawer); light → a drawer sized to the content
            // and clamped to the viewport. Mobile always pages (in deriveRecordSurface).
            return deriveRecordSurface(objectDef) === 'page'
                ? { mode: 'page' }
                : { mode: 'drawer', width: overlayWidthFor('auto', objectDef) };
        },
        [activeView?.navigation, objectDef]
    );
    const drawerRecordId = searchParams.get(RECORD_DRAWER_PARAM);

    /**
     * URL-derived equality filters in the form `?filter[<field>]=<value>`.
     * Used by related-list "View All" buttons to scope the destination list
     * to a single parent record. Emitted as ObjectQL triples (`[field, '=', value]`)
     * which matches the shape consumed by the list view's data fetcher when
     * merging base filters.
     */
    // Dep on the serialized `filter[...]` entries only — `uf_*` user-filter
    // params also live in the URL and must not invalidate this memo (a new
    // array identity here rebuilds the whole list schema and refetches).
    const filterParamsKey = Array.from(searchParams.entries())
        .filter(([k]) => k.startsWith('filter['))
        .map(([k, v]) => `${k}=${v}`)
        .join('&');
    const urlFilters = useMemo(() => {
        const out: Array<[string, string, any]> = [];
        new URLSearchParams(filterParamsKey).forEach((value, key) => {
            const m = /^filter\[(.+)\]$/.exec(key);
            if (m && m[1] && value !== '') {
                out.push([m[1], '=', value]);
            }
        });
        return out;
    }, [filterParamsKey]);

    /**
     * End-user filter selections restored from `uf_*` URL params (ADR-0047
     * persistence). Captured once per ObjectView mount — UserFilters only
     * reads them at its own mount, and later URL writes must not churn the
     * schema memo.
     */
    const [initialUfSelections] = useState<Record<string, string[]> | undefined>(
        () => parseUserFilterParams(new URLSearchParams(window.location.search)),
    );
    const handleUserFilterSelectionsChange = useCallback(
        (selections: Record<string, Array<string | number | boolean>>) => {
            setSearchParams(prev => applyUserFilterParams(prev, selections), { replace: true });
        },
        [setSearchParams],
    );
    // Memoize onNavigate to prevent stale closure in useNavigationOverlay's handleClick
    const handleNavOverlayNavigate = useCallback(
        (recordId: string | number, action?: string) => {
            if (action === 'new_window') {
                // Open record detail in a new browser tab with Console-correct URL
                const basePath = window.location.pathname.replace(/\/view\/.*$/, '');
                window.open(`${basePath}/record/${encodeURIComponent(String(recordId))}`, '_blank');
                return;
            }
            // Default: navigate to record detail page.
            // `action` may be 'view' / 'page' / undefined, OR a custom view name
            // forwarded from `navigation.view` (e.g. 'detail_form'). The view
            // variant is resolved by RecordDetailView from its own config, so
            // any non-`new_window` action lands on the record detail route.
            const originState = {
              from: {
                pathname: location.pathname + (location.search || ''),
                label: viewLabel(objectDef.name, activeView?.name ?? '', activeView?.label ?? '') || objectLabel(objectDef),
              },
            };
            if (viewId) {
                navigate(`../../record/${encodeURIComponent(String(recordId))}`, { relative: 'path', state: originState });
            } else {
                navigate(`record/${encodeURIComponent(String(recordId))}`, { state: originState });
            }
        },
        [navigate, viewId, location.pathname, location.search, objectDef, activeView?.name, activeView?.label, viewLabel, objectLabel]
    );
    const navOverlay = useNavigationOverlay({
        navigation: detailNavigation,
        objectName: objectDef.name,
        onNavigate: handleNavOverlayNavigate,
    });
    const handleDrawerClose = () => {
        navOverlay.close();
        const newParams = new URLSearchParams(searchParams);
        newParams.delete(RECORD_DRAWER_PARAM);
        setSearchParams(newParams);
    };
    /**
     * Row-click handler used by all list/grid/gallery/kanban surfaces inside
     * this object view. Wraps `navOverlay.handleClick` so that drawer-mode
     * opens are URL-driven (writes `?recordId=…`) — making the drawer state
     * shareable, refresh-safe, and respected by browser back/forward. The
     * URL→state sync effect below handles actually opening the drawer.
     */
    const handleRowClick = useCallback(
        (record: any, event?: React.MouseEvent | { metaKey?: boolean; ctrlKey?: boolean; button?: number }) => {
            // Cmd/Ctrl/middle-click — let the hook open in a new tab (full page)
            // regardless of configured mode. Matches browser link convention.
            const isModifier = !!(
                event && ((event as any).metaKey || (event as any).ctrlKey || (event as any).button === 1)
            );
            if (isModifier) {
                navOverlay.handleClick(record, event as any);
                return;
            }
            // Drawer mode → URL is the source of truth. Push `?recordId=…`
            // and let the existing URL-sync effect open the overlay.
            if (navOverlay.mode === 'drawer') {
                const id = (record?.id ?? record?._id) as string | number | undefined;
                if (id != null) {
                    const next = new URLSearchParams(searchParams);
                    next.set(RECORD_DRAWER_PARAM, String(id));
                    setSearchParams(next);
                    return;
                }
            }
            // All other modes (page / modal / split / popover / new_window / none)
            // — delegate to the hook.
            navOverlay.handleClick(record, event as any);
        },
        [navOverlay, searchParams, setSearchParams]
    );
    /**
     * "Expand to full page" — invoked from the drawer header chevron. Closes
     * the drawer (which clears `?recordId=…`) and router-pushes to the
     * dedicated `/record/:id` route. Mirrors Linear/Notion peek-to-page.
     */
    const handleExpandDrawer = useCallback(() => {
        const rec = navOverlay.selectedRecord as Record<string, unknown> | null;
        const id = rec && ((rec as any).id ?? (rec as any)._id);
        if (id == null) return;
        handleDrawerClose();
        handleNavOverlayNavigate(id as string | number);
    }, [navOverlay.selectedRecord, handleNavOverlayNavigate]);
    // Sync URL-based recordId to overlay state
    useEffect(() => {
        if (drawerRecordId && !navOverlay.isOpen) {
            navOverlay.open({ id: drawerRecordId });
        } else if (!drawerRecordId && navOverlay.isOpen) {
            navOverlay.close();
        }
    }, [drawerRecordId]);

    // Render multi-view content via ListView plugin (for kanban, calendar, etc.)
    const renderListView = useCallback(({ schema: listSchema, dataSource: ds, onEdit: editHandler, className, refreshKey: pluginRefreshKey }: any) => {
        // Combine local refreshKey with the plugin ObjectView's refreshKey for full propagation
        const combinedRefreshKey = refreshKey + (pluginRefreshKey || 0);
        const key = `${objectName}-${activeView.id}-${combinedRefreshKey}`;
        const viewDef = activeView;

        // Per-user, per-view runtime-filter cache (advanced filter + search).
        // Restored into ListView at mount so leaving via a nav link and coming
        // back keeps what the user was filtering — URL params alone don't
        // survive that (the nav link has no query string). Keyed on the signed-in
        // user so two accounts on one browser never share filter values.
        const listFilterKey = buildListFilterKey(user?.id, objectName, activeView.id);
        const storedListFilters = readListFilterState(listFilterKey);

        // Warn in dev mode if flat properties are used instead of nested spec format
        if (process.env.NODE_ENV === 'development') {
            const flatKeys = ['startDateField', 'endDateField', 'dateField', 'groupBy', 'groupField',
                'locationField', 'imageField', 'chartType', 'xAxisField', 'dependenciesField',
                'progressField', 'colorField', 'allDayField', 'subjectField', 'endField',
                'latitudeField', 'longitudeField', 'zoom', 'center', 'cardFields', 'subtitleField',
                'descriptionField', 'yAxisFields', 'aggregation', 'series'];
            const nestedConfig = (viewDef as any)[viewDef.type] || {};
            const found = flatKeys.filter(k => k in viewDef && !(k in nestedConfig));
            if (found.length > 0) {
                console.warn(
                    `[Spec Compliance] View "${viewDef.id}" uses flat properties ${JSON.stringify(found)}. ` +
                    `Move them under viewDef.${viewDef.type || '<type>'} per @objectstack/spec protocol.`
                );
            }
        }

        if (viewDef.type === 'chart') {
            const chartConfig = viewDef.chart || {};
            // ADR-0021 (#1890): dataset-bound chart — the single author-facing
            // shape. Selects dimensions/measures BY NAME and runs through the
            // governed queryDataset path (numbers consistent across surfaces).
            if (chartConfig.dataset) {
                const dims: string[] = Array.isArray(chartConfig.dimensions) ? chartConfig.dimensions : [];
                const vals: string[] = Array.isArray(chartConfig.values) ? chartConfig.values : [];
                return (
                    <Suspense key={key} fallback={<div className="p-4 text-sm text-muted-foreground">Loading chart…</div>}>
                        <ObjectChart
                            dataSource={ds}
                            schema={{
                                type: 'object-chart',
                                dataset: chartConfig.dataset,
                                dimensions: dims,
                                values: vals,
                                chartType: chartConfig.chartType || 'bar',
                                xAxisKey: dims[0],
                                series: vals.map((v: string) => ({ dataKey: v, label: v })),
                                config: chartConfig.config,
                                className: 'h-[400px] w-full',
                            } as any}
                        />
                    </Suspense>
                );
            }
            // ObjectChart consumes a structured `aggregate` ({ field, function,
            // groupBy }) + `xAxisKey` + `series`, NOT the flat spec-level
            // `xAxisField`/`yAxisFields`/`aggregation` keys. Translate here so the
            // chart actually runs its aggregate query (otherwise it renders empty).
            const categoryField = chartConfig.xAxisField || 'name';
            const valueField =
                (Array.isArray(chartConfig.yAxisFields) && chartConfig.yAxisFields[0]) || 'value';
            const aggFn = chartConfig.aggregation || 'count';
            const series =
                chartConfig.series && chartConfig.series.length > 0
                    ? chartConfig.series
                    : [{ dataKey: valueField, label: valueField }];
            return (
                <Suspense key={key} fallback={<div className="p-4 text-sm text-muted-foreground">Loading chart…</div>}>
                    <ObjectChart
                        dataSource={ds}
                        schema={{
                            type: 'object-chart',
                            objectName: objectDef.name,
                            chartType: chartConfig.chartType || 'bar',
                            aggregate: {
                                field: valueField,
                                function: aggFn,
                                groupBy: categoryField,
                            },
                            xAxisKey: categoryField,
                            series,
                            config: chartConfig.config,
                            filter: chartConfig.filter,
                            className: 'h-[400px] w-full',
                        } as any}
                    />
                </Suspense>
            );
        }

        // ADR-0053 wrong-context authoring: userFilters/quickFilters on an
        // object list view are suppressed below — say so instead of letting
        // the author stare at a toolbar with nothing where their filter
        // controls should be (#2219).
        warnSuppressedListNav(objectDef.name, viewDef.id || viewDef.name || '', viewDef as any, listSchema as any);

        const fullSchema: ListViewSchema = {
            ...listSchema,
            // The active view's display label (same string the ViewTabBar
            // shows) — ListView appends it to export download filenames.
            label: viewDef.label ?? listSchema.label,
            // Propagate appearance/view-config properties for live preview
            rowHeight: viewDef.rowHeight ?? listSchema.rowHeight,
            densityMode: viewDef.densityMode ?? listSchema.densityMode,
            // Hydrate persisted user preferences so they survive reload
            // (Airtable-style per-view personal config). All four below go
            // through the same persistViewPatch helper which debounces and
            // batches concurrent toggles.
            sort: (viewDef as any).sort ?? listSchema.sort,
            // The ONE place this view's effective filter is computed (#2890).
            // It used to be computed twice — once here as `filter` for the child
            // views, once further down as `filters` for ListView — with the two
            // copies subtly different (only this one fell back to
            // `listSchema.filter`; only that one ran token substitution over the
            // URL filters). Now: base ?? listSchema, concatenated with the URL
            // filters, and substituted as a whole.
            filter: (() => {
                const base = (viewDef as any).filter ?? listSchema.filter;
                const baseArr = Array.isArray(base) ? base : base ? [base] : [];
                const combined = urlFilters.length ? [...baseArr, ...urlFilters] : base;
                return substituteFilterTokens(combined, filterScope);
            })(),
            hiddenFields: (viewDef as any).hiddenFields ?? listSchema.hiddenFields,
            columnState: (viewDef as any).columnState ?? (listSchema as any).columnState,
            onDensityChange: (mode) => {
                // Persist the spec-canonical `rowHeight` (#2890). Writing the
                // legacy `densityMode` here is what kept re-seeding it into
                // stored view metadata after every toolbar toggle.
                persistViewPatch(viewDef.id, viewDef, {
                    rowHeight: DENSITY_MODE_TO_ROW_HEIGHT[mode],
                });
            },
            onSortChange: (sort: any) => {
                persistViewPatch(viewDef.id, viewDef, { sort });
            },
            onFilterChange: (filter: any) => {
                persistViewPatch(viewDef.id, viewDef, { filter });
            },
            onHiddenFieldsChange: (hidden: string[]) => {
                persistViewPatch(viewDef.id, viewDef, { hiddenFields: hidden });
            },
            onColumnStateChange: (state: { order?: string[]; widths?: Record<string, number> }) => {
                persistViewPatch(viewDef.id, viewDef, { columnState: state });
            },
            inlineEdit: viewDef.inlineEdit ?? viewDef.editRecordsInline ?? listSchema.inlineEdit,
            // ADR-0047 — spec `appearance` (incl. allowedVisualizations, the
            // runtime visualization whitelist) flows from the view metadata;
            // the legacy bare `showDescription` flag is folded in on top.
            appearance: viewDef.appearance
                ? (viewDef.showDescription != null
                    ? { ...viewDef.appearance, showDescription: viewDef.showDescription }
                    : viewDef.appearance)
                : (viewDef.showDescription != null
                    ? { showDescription: viewDef.showDescription }
                    : listSchema.appearance),
            // Offer the visualization switcher only when the author
            // whitelisted more than one type; ListView intersects the
            // whitelist with capability-resolvable types.
            showViewSwitcher:
                ((viewDef.appearance ?? listSchema.appearance)?.allowedVisualizations?.length ?? 0) > 1,
            // Propagate toolbar/display flags for all view types
            showSearch: viewDef.showSearch ?? listSchema.showSearch,
            showSort: viewDef.showSort ?? listSchema.showSort,
            showFilters: viewDef.showFilters ?? listSchema.showFilters,
            showHideFields: viewDef.showHideFields ?? listSchema.showHideFields,
            showGroup: viewDef.showGroup ?? listSchema.showGroup,
            showColor: viewDef.showColor ?? listSchema.showColor,
            showDensity: viewDef.showDensity ?? listSchema.showDensity,
            allowExport: viewDef.allowExport ?? listSchema.allowExport,
            exportOptions: viewDef.allowExport === false ? undefined : (viewDef.exportOptions ?? listSchema.exportOptions),
            striped: viewDef.striped ?? listSchema.striped,
            bordered: viewDef.bordered ?? listSchema.bordered,
            color: viewDef.color ?? listSchema.color,
            // Propagate view-config properties (Bug 4 / items 14-22)
            wrapHeaders: viewDef.wrapHeaders ?? listSchema.wrapHeaders,
            clickIntoRecordDetails: viewDef.clickIntoRecordDetails ?? listSchema.clickIntoRecordDetails,
            addRecordViaForm: viewDef.addRecordViaForm ?? listSchema.addRecordViaForm,
            addDeleteRecordsInline: viewDef.addDeleteRecordsInline ?? listSchema.addDeleteRecordsInline,
            collapseAllByDefault: viewDef.collapseAllByDefault ?? listSchema.collapseAllByDefault,
            fieldTextColor: viewDef.fieldTextColor ?? listSchema.fieldTextColor,
            prefixField: viewDef.prefixField ?? listSchema.prefixField,
            showDescription: viewDef.showDescription ?? listSchema.showDescription,
            // ViewData source override (spec `data` key): a view authored with
            // `data: {provider:'api', read, write}` must survive this explicit
            // picklist, or ObjectGantt falls back to provider:'object'.
            data: (viewDef as any).data ?? (listSchema as any).data,
            // Propagate new spec properties (P0/P1/P2)
            navigation: viewDef.navigation ?? listSchema.navigation,
            selection: viewDef.selection ?? listSchema.selection,
            pagination: viewDef.pagination ?? listSchema.pagination,
            searchableFields: viewDef.searchableFields ?? listSchema.searchableFields,
            filterableFields: viewDef.filterableFields ?? listSchema.filterableFields,
            resizable: viewDef.resizable ?? listSchema.resizable,
            rowActions: viewDef.rowActions ?? listSchema.rowActions,
            /**
             * Row-context action definitions derived from `objectDef.actions`
             * filtered by `locations.includes('list_item')`. These are full
             * `ActionDef` records (with label/icon/variant/params/recordIdParam
             * /bodyShape) the row menu renders with i18n-correct labels and
             * dispatches via the action runner; legacy `rowActions: string[]`
             * remains for back-compat where the action lives elsewhere.
             */
            rowActionDefs: (Array.isArray((objectDef as any)?.actions)
                ? (objectDef as any).actions
                    .filter((a: any) =>
                      Array.isArray(a?.locations) && a.locations.includes('list_item'))
                    // Localize label / confirm / success the same way the
                    // record_header and list_toolbar paths do — the row kebab
                    // previously rendered raw English `a.label`. The `visible`
                    // CEL is forwarded untouched (spread) and evaluated per-row
                    // at render time inside RowActionMenu.
                    .map((a: any) => ({
                      ...a,
                      label: actionLabel(objectDef.name, a.name, a.label || a.name),
                      ...(a.confirmText !== undefined && {
                        confirmText: actionConfirm(objectDef.name, a.name, a.confirmText),
                      }),
                      ...(a.successMessage !== undefined && {
                        successMessage: actionSuccess(objectDef.name, a.name, a.successMessage),
                      }),
                    }))
                : []),
            bulkActions: viewDef.bulkActions ?? listSchema.bulkActions,
            bulkActionDefs: (viewDef as any).bulkActionDefs ?? (listSchema as any).bulkActionDefs,
            sharing: viewDef.sharing ?? listSchema.sharing,
            addRecord: viewDef.addRecord ?? listSchema.addRecord,
            conditionalFormatting: viewDef.conditionalFormatting ?? listSchema.conditionalFormatting,
            // ADR-0047 (amended, objectui #2338): this is the object default
            // list = "views" mode. `dropdown` (value-chip) userFilters ARE
            // allowed here — they're the Airtable quick-filter pills. Only the
            // `tabs` preset style stays page-only (it would collide with the
            // ViewTabBar above, which owns the tab-bar role — use `listViews`
            // for named presets). `quickFilters` stays suppressed entirely.
            quickFilters: undefined,
            userFilters: (() => {
                const uf = (viewDef.userFilters ?? listSchema.userFilters) as
                    | { element?: string; tabs?: unknown }
                    | undefined;
                return uf && uf.element !== 'tabs' && uf.tabs == null ? uf : undefined;
            })(),
            showRecordCount: viewDef.showRecordCount ?? listSchema.showRecordCount,
            allowPrinting: viewDef.allowPrinting ?? listSchema.allowPrinting,
            virtualScroll: viewDef.virtualScroll ?? listSchema.virtualScroll,
            emptyState:
                viewEmptyState(
                    objectDef.name,
                    viewDef.name || viewDef.id || '',
                    viewDef.emptyState
                        ?? listSchema.emptyState
                        ?? resolveManagedByEmptyState((objectDef as any)?.managedBy, t, objectDef.name, (objectDef as any)?.userActions),
                ),
            aria: viewDef.aria ?? listSchema.aria,
            // (the legacy `filters` twin of the `filter` above lived here until
            // #2890 — see the note at its single remaining computation)
            ...(viewDef.sort?.length ? { sort: viewDef.sort } : {}),
            options: {
                kanban: {
                    // ADR-0085: when the view doesn't pick a lane field, the
                    // object's declared lifecycle (`stageField`) decides —
                    // including the strict `stageField: false` suppression
                    // (no default lanes; the status-shaped field is declared
                    // non-linear) and the shared name/type heuristic, which
                    // never invents a field the object doesn't have (the old
                    // hard-coded 'status' did).
                    ...(() => {
                        const lane =
                            viewDef.kanban?.groupByField ||
                            viewDef.kanban?.groupField ||
                            detectStatusField(objectDef as any) ||
                            undefined;
                        return lane ? { groupBy: lane, groupField: lane } : {};
                    })(),
                    titleField: viewDef.kanban?.titleField || objectDef.titleField || 'name',
                    cardFields: viewDef.kanban?.columns,
                },
                calendar: {
                    startDateField: viewDef.calendar?.startDateField || 'due_date',
                    endDateField: viewDef.calendar?.endDateField,
                    titleField: viewDef.calendar?.titleField || 'name',
                    colorField: viewDef.calendar?.colorField,
                    allDayField: viewDef.calendar?.allDayField,
                    defaultView: viewDef.calendar?.defaultView,
                },
                timeline: {
                    // Spread the full view-defined timeline config first so the spec
                    // fields (startDateField/endDateField/groupByField/colorField/scale)
                    // survive; then layer the defaults. (Mirrors the gallery and gantt
                    // branches — a bare whitelist here was dropping every spec key and
                    // pinning the axis to the legacy `dateField` fallback.)
                    ...(viewDef.timeline || {}),
                    startDateField: viewDef.timeline?.startDateField || viewDef.timeline?.dateField || 'due_date',
                    titleField: viewDef.timeline?.titleField || objectDef.titleField || 'name',
                    descriptionField: viewDef.timeline?.descriptionField,
                },
                map: {
                    locationField: viewDef.map?.locationField,
                    titleField: viewDef.map?.titleField || objectDef.titleField || 'name',
                    latitudeField: viewDef.map?.latitudeField,
                    longitudeField: viewDef.map?.longitudeField,
                    zoom: viewDef.map?.zoom,
                    center: viewDef.map?.center,
                },
                gallery: {
                    // Spread the full view-defined gallery first so spec
                    // fields (cardSize, visibleFields, coverField, coverFit)
                    // make it through; then layer legacy field aliases that
                    // ObjectGallery still consults.
                    ...(viewDef.gallery || {}),
                    imageField: viewDef.gallery?.imageField || viewDef.gallery?.coverField || 'image',
                    coverField: viewDef.gallery?.coverField || viewDef.gallery?.imageField,
                    titleField: viewDef.gallery?.titleField || objectDef.titleField || 'name',
                },
                gantt: {
                    // Spread the full view-defined gantt config first so the
                    // renderer's extended fields (parentField/typeField for the
                    // summary→step hierarchy, baseline*, groupByField,
                    // resourceView/assignee*, tooltipFields, quickFilters, …)
                    // survive; then layer the three required defaults last so an
                    // omitted source value still falls back. (Mirrors the gallery
                    // branch above — a bare whitelist here was dropping every
                    // field past colorField and flattening the chart.)
                    ...(viewDef.gantt || {}),
                    startDateField: viewDef.gantt?.startDateField || 'start_date',
                    endDateField: viewDef.gantt?.endDateField || 'end_date',
                    titleField: viewDef.gantt?.titleField || 'name',
                },
                tree: {
                    // Self-referencing tree-grid config (plugin-tree). Spread the
                    // full view-defined tree first so parentField/fields/
                    // defaultExpandedDepth survive; labelField falls back to the
                    // object title. parentField auto-detects when omitted.
                    ...((viewDef as any).tree || {}),
                    labelField: (viewDef as any).tree?.labelField || (viewDef as any).tree?.titleField || objectDef.titleField || 'name',
                },
                chart: {
                    chartType: viewDef.chart?.chartType,
                    xAxisField: viewDef.chart?.xAxisField,
                    yAxisFields: viewDef.chart?.yAxisFields,
                    aggregation: viewDef.chart?.aggregation,
                    series: viewDef.chart?.series,
                    config: viewDef.chart?.config,
                },
            },
        };

        return (
            <ListView
                key={key}
                schema={fullSchema}
                className={className}
                onEdit={editHandler}
                onDelete={(record: any) => {
                    if (record?.id != null) {
                        // useObjectActions.deleteRecord wraps execute() which
                        // already shows a confirmation dialog + success toast
                        // and triggers onRefresh on success.
                        // Pass the row so sys_permission_set package rows
                        // get the honest reset copy (ADR-0094).
                        actions.deleteRecord(String(record.id), record);
                    }
                }}
                onBulkDelete={(records: any[]) => {
                    const valid = records.filter((r: any) => r?.id != null);
                    if (valid.length === 0) return;
                    // Route through actions.execute so the shared AlertDialog
                    // confirms once for the whole batch and the existing
                    // delete handler (now batch-aware) handles refresh + toast.
                    actions.execute({
                        type: 'delete',
                        confirmText: t('console.objectView.bulkDeleteConfirm', {
                            count: valid.length,
                            defaultValue: `Delete ${valid.length} selected records? This cannot be undone.`,
                        }),
                        params: { records: valid },
                    });
                }}
                onRowClick={(record: any, event?: any) => {
                    handleRowClick(record, event);
                }}
                onSortChange={(sort: any) => {
                    persistViewPatch(viewDef.id, viewDef, { sort });
                }}
                onFilterChange={(filter: any) => {
                    persistViewPatch(viewDef.id, viewDef, { filter });
                    writeListFilterState(listFilterKey, { filters: filter });
                }}
                onSearchChange={(search: string) => {
                    writeListFilterState(listFilterKey, { search });
                }}
                onHiddenFieldsChange={(hidden: string[]) => {
                    persistViewPatch(viewDef.id, viewDef, { hiddenFields: hidden });
                }}
                onInlineEditChange={(next: boolean) => {
                    persistViewPatch(viewDef.id, viewDef, { inlineEdit: next });
                }}
                onColumnStateChange={(state: { order?: string[]; widths?: Record<string, number> }) => {
                    persistViewPatch(viewDef.id, viewDef, { columnState: state });
                }}
                userFilterSelections={initialUfSelections}
                onUserFilterSelectionsChange={handleUserFilterSelectionsChange}
                initialFilters={storedListFilters?.filters as any}
                initialSearchTerm={storedListFilters?.search}
                dataSource={ds}
            />
        );
    }, [activeView, objectDef, objectName, refreshKey, navOverlay, actions, persistViewPatch, urlFilters, initialUfSelections, handleUserFilterSelectionsChange, user?.id]);

    // Memoize the merged views array so PluginObjectView doesn't get a new
    // reference on every render (which would trigger unnecessary data refetches).
    const mergedViews = useMemo(() =>
        views.map((v: any) =>
            v.id === activeViewId && viewDraft && viewDraft.id === v.id
                ? { ...v, ...viewDraft }
                : v
        ),
        [views, activeViewId, viewDraft]
    );

    // Build the ObjectViewSchema for the plugin — reads from activeView (which merges draft)
    const objectViewSchema = useMemo(() => ({
        type: 'object-view' as const,
        objectName: objectDef.name,
        layout: 'page' as const,
        showSearch: activeView?.showSearch !== false,
        showFilters: activeView?.showFilters !== false,
        showSort: activeView?.showSort !== false,
        showCreate: false, // We render our own create button in the header
        showRefresh: true,
        allowCreateView: isAdmin,
        viewActions: isAdmin ? [
            { type: 'settings' as const },
            { type: 'share' as const },
            { type: 'delete' as const },
        ] : [],
        onNavigate: (recordId: string | number, mode: 'view' | 'edit') => {
            if (mode === 'edit') {
                onEdit?.({ id: recordId });
            } else if (mode === 'view') {
                const originState = {
                  from: {
                    pathname: location.pathname + (location.search || ''),
                    label: viewLabel(objectDef.name, activeView?.name ?? '', activeView?.label ?? '') || objectLabel(objectDef),
                  },
                };
                if (viewId) {
                    navigate(`../../record/${encodeURIComponent(String(recordId))}`, { relative: 'path', state: originState });
                } else {
                    navigate(`record/${encodeURIComponent(String(recordId))}`, { state: originState });
                }
            }
        },
    }), [objectDef, onEdit, activeView?.showSearch, activeView?.showFilters, activeView?.showSort, activeView?.name, activeView?.label, navigate, viewId, isAdmin, location.pathname, location.search, viewLabel, objectLabel]);

    return (
        <ActionProvider {...actionRuntime.actionProviderProps}>
        <div className="h-full flex flex-col bg-background min-w-0 overflow-hidden">
             {/* 1. Header with breadcrumb + description.
                 The managed-by badge sits inline with the title so the
                 lifecycle bucket (system / config / append-only /
                 better-auth) is communicated at a glance; the previous
                 full-width banner was deliberately removed because it
                 (a) leaked engine-internal terminology and (b) repeated
                 itself on list/detail/form for the same record.

                 Mobile: hide the entire PageHeader. The title is already
                 surfaced in the top bar (e.g. "线索"), so re-rendering
                 the icon-pill + title again wastes ~60px of viewport
                 chrome that real-app conventions (Gmail / Notion / Linear)
                 reclaim for content. The create / import / overflow
                 actions move to a floating action button (see below). */}
             <div className="hidden sm:block">
             <PageHeader
                 title={
                   <span className="inline-flex items-center gap-2">
                     <span className="truncate">{objectLabel(objectDef)}</span>
                     <ManagedByBadge managedBy={(objectDef as any)?.managedBy} userActions={(objectDef as any)?.userActions} />
                   </span>
                 }
                 description={objectDef.description ? objectDesc(objectDef) : undefined}
                 icon={(() => { const I = getIcon((objectDef as any)?.icon); return <I className="h-4 w-4" />; })()}
                 actions={
                   <>
                    {/* Favorite toggle */}
                    {objectName && (
                      <Button
                        size="sm"
                        variant="ghost"
                        onClick={() => toggleFavorite({
                          id: `object:${objectName}`,
                          label: objectLabel(objectDef),
                          href: `/apps/${appName}/${objectName}`,
                          type: 'object',
                        })}
                        className="h-8 sm:h-9 px-2"
                        aria-pressed={isFavorite(`object:${objectName}`)}
                        aria-label={isFavorite(`object:${objectName}`)
                          ? t('common.removeFromFavorites', { defaultValue: 'Remove from favorites' })
                          : t('common.addToFavorites', { defaultValue: 'Add to favorites' })}
                        data-testid={`object-favorite-btn-${objectName}`}
                      >
                        {isFavorite(`object:${objectName}`)
                          ? <Star className="h-4 w-4 fill-amber-400 text-amber-400" />
                          : <StarOff className="h-4 w-4" />}
                      </Button>
                    )}

                    {/* Primary action - always visible */}
                    {affordances.create && can(objectDef.name, 'create') && (
                    <Button size="sm" onClick={actions.create} className="shadow-none gap-1.5 sm:gap-2 h-8 sm:h-9">
                        <Plus className="h-4 w-4" />
                        <span className="hidden sm:inline">{t('console.objectView.new')}</span>
                    </Button>
                    )}

                    {/* Data import — desktop only on phones. CSV imports
                        are inherently a desk/laptop workflow; the button
                        was eating header space on mobile next to the
                        primary "+" action. */}
                    {(identityImportEnabled || (affordances.import && can(objectDef.name, 'create'))) && (
                    <Button
                        size="sm"
                        variant="outline"
                        onClick={() => setShowImport(true)}
                        className="hidden sm:inline-flex shadow-none gap-1.5 sm:gap-2 h-8 sm:h-9"
                        title={t('console.objectView.importTitle')}
                        data-testid="object-view-import-button"
                    >
                        <Upload className="h-4 w-4" />
                        <span className="hidden sm:inline">{t('console.objectView.import')}</span>
                    </Button>
                    )}

                    {/* Schema-driven toolbar actions */}
                    {objectDef.actions?.some((a: any) => a.locations?.includes('list_toolbar')) && (
                      isEnvironmentList ? (
                        <EnvironmentListToolbar
                          actions={localizedToolbarActions}
                          entitlements={environmentEntitlements}
                          onUpgrade={actionRuntime.openEntitlementDialog}
                        />
                      ) : (
                      <SchemaRenderer schema={{
                        type: 'action:bar',
                        location: 'list_toolbar',
                        actions: localizedToolbarActions,
                        size: 'sm',
                        variant: 'outline',
                        // On mobile, collapse all schema-driven toolbar actions
                        // into a single overflow menu so the icon-only New /
                        // Import buttons stay visible without pushing the page
                        // title off-screen.
                        mobileMaxVisible: 0,
                      }} />
                      )
                    )}

                    {/*
                       Design Tools dropdown removed — its items were redundant:
                       - "Edit view"  → use chevron menu's "Edit view config"
                       - "Add view"   → use the `+` button on the tab bar or the "Add new view" footer in Manage Views
                       - "Metadata inspector" → still toggleable via the `?__debug` URL flag (see useMetadataInspector)
                    */}
                   </>
                 }
             />
             </div>

             {/* Floating "+" action button — phone-only counterpart to the
                 PageHeader's primary create action we just hid. Positioned
                 above the bottom mobile-nav (h-12 + safe-area) so it
                 doesn't collide with it. Hidden on tablets/desktops
                 because the inline header button is already visible. */}
             {affordances.create && can(objectDef.name, 'create') && (
               <button
                 type="button"
                 onClick={actions.create}
                 className="sm:hidden fixed right-4 bottom-36 z-40 h-12 w-12 rounded-full bg-primary text-primary-foreground shadow-lg active:scale-95 transition-transform inline-flex items-center justify-center"
                 aria-label={t('console.objectView.new')}
                 data-testid="mobile-fab-create"
               >
                 <Plus className="h-5 w-5" />
               </button>
             )}

             {/* CSV Import wizard (lazy-loaded) — opened from the toolbar
                 button above. On completion we bump refreshKey to re-fetch
                 the list so newly-imported rows show up. */}
             {showImport && (
               <Suspense fallback={null}>
                 <ImportWizard
                   open={showImport}
                   onOpenChange={setShowImport}
                   objectName={objectDef.name}
                   objectLabel={objectLabel(objectDef)}
                   fields={identityImportEnabled
                     // Identity import has a curated target set — the generic
                     // writable-field filter below would drop phone_number
                     // (readonly for CRUD; identity writes go through
                     // better-auth, framework#2782).
                     ? identityImportFields(objectDef.fields)
                     : Object.entries(objectDef.fields || {})
                     // Only writable fields are importable targets. Computed
                     // types (formula/summary/autonumber) and readonly fields
                     // are server-rejected, and FLS-restricted fields get a
                     // 403 from the write path — so we omit them from the
                     // mapping step (and the downloadable template) rather
                     // than let a user map to a column the import will
                     // reject. The FLS bit comes from the server-resolved
                     // /me/permissions channel (checkField), not from the
                     // schema, which carries no per-caller permission bits
                     // (objectstack#3661).
                     .filter(([name, def]: [string, any]) =>
                       !['formula', 'summary', 'autonumber'].includes(def?.type) &&
                       !def?.readonly &&
                       (!perms?.isLoaded || perms.checkField(objectDef.name, name, 'write')),
                     )
                     .map(([name, def]: [string, any]) => ({
                       name,
                       label: def?.label || name,
                       type: def?.type || 'text',
                       required: !!def?.required,
                       // Enum options seed the downloadable template's example row.
                       ...(def?.options ? { options: def.options } : {}),
                     }))}
                   dataSource={identityDataSource ?? dataSource}
                   {...(identityImportEnabled ? {
                     extraOptionsContent: (
                       <IdentityImportOptions
                         policy={identityPasswordPolicy}
                         onPolicyChange={setIdentityPasswordPolicy}
                       />
                     ),
                     renderResultExtra: (res: any) => (
                       <IdentityImportResultExtra serverResult={res?.serverResult} />
                     ),
                   } : {})}
                   onComplete={(result) => {
                     setRefreshKey(k => k + 1);
                     const ok = result.importedRows;
                     const skip = result.skippedRows;
                     if (skip > 0) {
                       toast.warning(t('console.objectView.importedWithSkipped', { ok, skipped: skip }));
                     } else if (ok > 0) {
                       toast.success(t('console.objectView.importedToast', { count: ok }));
                     }
                   }}
                 />
               </Suspense>
             )}

             {/* View Tabs — Airtable-style switcher with rename / delete /
                 duplicate / pin / set-default / drag-reorder. Built-in views
                 (sourced from objectDef.listViews) only support switching;
                 mutating callbacks short-circuit with a toast. */}
             {views.length >= 1 && (() => {
               const viewTabItems: ViewTabItem[] = views.map((view: any) => {
                 const saved = savedViews.find((sv: any) => (sv.id || sv._id) === view.id);
                 // System views (loaded from objectDef.listViews / metadata) are
                 // *read-only*. Only sys_view-backed records can be mutated by
                 // the user; admins must duplicate a system view to customize it.
                 const isSystem = !saved;
                 return {
                   id: view.id,
                   label: viewLabel(objectDef.name, view.name || view.id, view.label || view.name || view.id),
                   type: view.type,
                   hasActiveFilters: Array.isArray(view.filter) && view.filter.length > 0,
                   hasActiveSort: Array.isArray(view.sort) && view.sort.length > 0,
                   isDefault: !!(saved?.isDefault ?? view.isDefault),
                   isPinned: !!(saved?.isPinned ?? view.isPinned),
                   visibility: saved?.visibility ?? view.visibility,
                   readonly: isSystem,
                   readonlyReason: isSystem
                     ? (t('console.objectView.systemViewReadonly')
                       || 'System view defined in code — read-only.')
                     : undefined,
                 } as ViewTabItem;
               });
               return (
               <>
               <div className="hidden sm:block border-b px-3 sm:px-4 bg-background overflow-x-auto shrink-0">
                 <ViewTabBar
                   views={viewTabItems}
                   activeViewId={activeViewId}
                   onViewChange={handleViewChange}
                   viewTypeIcons={VIEW_TYPE_ICONS}
                   config={{
                     reorderable: false,
                     showAddButton: isAdmin,
                     showPinnedSection: true,
                     showVisibilityGroups: true,
                   }}
                   onAddView={isAdmin ? handleAddView : undefined}
                   onRenameView={isAdmin ? handleRenameView : undefined}
                   onDeleteView={isAdmin ? handleDeleteView : undefined}
                   onPinView={isAdmin ? handlePinView : undefined}
                   onSetDefaultView={isAdmin ? handleSetDefaultView : undefined}
                   onConfigView={isAdmin ? handleConfigView : undefined}
                   onManageViews={isAdmin ? () => setManageViewsOpen(true) : undefined}
                 />
                 {isAdmin && (
                   <ManageViewsDialog
                     open={manageViewsOpen}
                     onOpenChange={setManageViewsOpen}
                     views={viewTabItems}
                     activeViewId={activeViewId}
                     viewTypeIcons={VIEW_TYPE_ICONS}
                     onRename={handleRenameView}
                     onDelete={handleDeleteView}
                     onSetDefault={handleSetDefaultView}
                     onSetPinned={handlePinView}
                     onReorder={handleReorderViews}
                     onAddView={handleAddView}
                     onConfigView={handleConfigView}
                   />
                 )}
               </div>
               {/* Mobile view switcher is rendered by AppHeader via
                   MobileViewSwitcherContext (registered above). */}
               </>
               );
             })()}

             {/* 2. Content — Plugin ObjectView with ViewSwitcher + Filter + Sort */}
             <div className="flex-1 overflow-hidden relative flex flex-row">
                {navOverlay.mode === 'split' && navOverlay.isOpen ? (
                    <NavigationOverlay
                        {...navOverlay}
                        setIsOpen={(open: boolean) => { if (!open) handleDrawerClose(); }}
                        title={objectLabel(objectDef)}
                        onExpand={handleExpandDrawer}
                        expandLabel={t('console.objectView.expandToPage', { defaultValue: 'Open as full page' })}
                        storageKey={`drawer-width:${objectDef.name}`}
                        mainContent={
                            <div className="flex-1 min-w-0 relative h-full flex flex-col">
                                <div className="flex-1 relative overflow-hidden">
                                    <div className="h-full overflow-auto">
                                        <PluginObjectView
                                            schema={objectViewSchema}
                                            dataSource={dataSource}
                                            views={mergedViews}
                                            activeViewId={activeViewId}
                                            onViewChange={handleViewChange}
                                            onEdit={(record: any) => onEdit?.(record)}
                                            onRowClick={(record: any, event?: any) => {
                                                handleRowClick(record, event);
                                            }}
                                            renderListView={renderListView}
                                            onCreateView={handleCreateView}
                                            hideNamedViewTabs
                                            onViewAction={handleViewAction}
                                        />
                                    </div>
                                </div>
                                {typeof recordCount === 'number' && (
                                    <div data-testid="record-count-footer" className="border-t px-3 sm:px-4 py-1.5 text-xs text-muted-foreground bg-muted/5 shrink-0">
                                        {t('console.objectView.recordCount', { count: recordCount })}
                                    </div>
                                )}
                            </div>
                        }
                    >
                        {(record: Record<string, unknown>) => {
                            const recordId = (record.id || record._id) as string;
                            return (
                                <RecordDetailView
                                    dataSource={dataSource}
                                    objects={objects}
                                    onEdit={onEdit}
                                    objectNameOverride={objectDef.name}
                                    recordIdOverride={recordId}
                                    embedded
                                />
                            );
                        }}
                    </NavigationOverlay>
                ) : (
                <div className="flex-1 min-w-0 relative h-full flex flex-col">
                    <div className="flex-1 relative overflow-hidden">
                        <div className="h-full overflow-auto">
                            <PluginObjectView
                                schema={objectViewSchema}
                                dataSource={dataSource}
                                views={mergedViews}
                                activeViewId={activeViewId}
                                onViewChange={handleViewChange}
                                onEdit={(record: any) => onEdit?.(record)}
                                onRowClick={(record: any, event?: any) => {
                                    handleRowClick(record, event);
                                }}
                                renderListView={renderListView}
                                onCreateView={handleCreateView}
                                hideNamedViewTabs
                                onViewAction={handleViewAction}
                            />
                        </div>
                    </div>
                    {/* Record count footer removed — ListView already renders record-count-bar */}
                </div>
                )}
                {/* Metadata panel only shows for admin users */}
                <MetadataPanel
                    open={showDebug && isAdmin}
                    sections={[
                        { title: 'View Configuration', data: activeView },
                        { title: 'Object Definition', data: objectDef },
                    ]}
                />
                {/* Inline View Config Panel — Airtable-style right sidebar with slide animation */}
                <div
                    data-testid="view-config-panel-wrapper"
                    className={`transition-[max-width,opacity] duration-300 ease-in-out overflow-hidden ${
                        showViewConfigPanel && isAdmin ? 'max-w-[280px] opacity-100' : 'max-w-0 opacity-0'
                    }`}
                >
                    <ViewConfigPanel
                        open={showViewConfigPanel && isAdmin}
                        onClose={() => { setShowViewConfigPanel(false); setViewConfigPanelMode('edit'); }}
                        mode={viewConfigPanelMode}
                        activeView={activeView}
                        objectDef={objectDef}
                        recordCount={recordCount}
                        onSave={handleViewConfigSave}
                        onViewUpdate={handleViewUpdate}
                        onCreate={handleViewCreate}
                        metadataClient={metadataClient}
                        onAfterChange={() => setRefreshKey(k => k + 1)}
                    />
                </div>
                <CreateViewDialog
                    open={showCreateViewDialog && isAdmin}
                    onOpenChange={setShowCreateViewDialog}
                    existingLabels={views.map((v: any) => v.label).filter(Boolean)}
                    objectDef={objectDef}
                    onCreate={(cfg) => handleViewCreate(cfg)}
                />
             </div>

             {/* Record Detail Overlay — navigation mode driven by objectDef.navigation */}
             {navOverlay.mode !== 'split' && (
             <NavigationOverlay
                 {...navOverlay}
                 setIsOpen={(open: boolean) => { if (!open) handleDrawerClose(); }}
                 title={objectLabel(objectDef)}
                 onExpand={handleExpandDrawer}
                 expandLabel={t('console.objectView.expandToPage', { defaultValue: 'Open as full page' })}
                 storageKey={`drawer-width:${objectDef.name}`}
             >
                 {(record: Record<string, unknown>) => {
                     const recordId = (record.id || record._id) as string;
                     return (
                         <RecordDetailView
                             dataSource={dataSource}
                             objects={objects}
                             onEdit={onEdit}
                             objectNameOverride={objectDef.name}
                             recordIdOverride={recordId}
                             embedded
                         />
                     );
                 }}
             </NavigationOverlay>
             )}
        </div>
        {actionRuntime.dialogs}
        </ActionProvider>
    );
}