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| 1 | +// Copyright The Linux Foundation and contributors. |
| 2 | +// SPDX-License-Identifier: MIT |
| 3 | + |
| 4 | +// Package tools provides MCP tool implementations for the LFX MCP server. |
| 5 | +package tools |
| 6 | + |
| 7 | +import ( |
| 8 | + "context" |
| 9 | + "encoding/json" |
| 10 | + "fmt" |
| 11 | + "log/slog" |
| 12 | + |
| 13 | + "github.com/linuxfoundation/lfx-mcp/internal/lfxv2" |
| 14 | + projectservice "github.com/linuxfoundation/lfx-v2-project-service/api/project/v1/gen/project_service" |
| 15 | + querysvc "github.com/linuxfoundation/lfx-v2-query-service/gen/query_svc" |
| 16 | + "github.com/modelcontextprotocol/go-sdk/mcp" |
| 17 | +) |
| 18 | + |
| 19 | +// RegisterGetProjectSummary registers the get_project_summary tool. |
| 20 | +func RegisterGetProjectSummary(server *mcp.Server) { |
| 21 | + AddToolWithScopes(server, &mcp.Tool{ |
| 22 | + Name: "get_project_summary", |
| 23 | + Description: "Get a rolled-up fact sheet for an LFX project: child project count, " + |
| 24 | + "committee count, working group count, meeting count, plus base project metadata " + |
| 25 | + "(stage, legal entity type, formation date, funding model). " + |
| 26 | + "Useful for PMO complexity scoring and cost modeling.", |
| 27 | + Annotations: &mcp.ToolAnnotations{ |
| 28 | + Title: "Get Project Summary", |
| 29 | + ReadOnlyHint: true, |
| 30 | + }, |
| 31 | + }, ReadScopes(), handleGetProjectSummary) |
| 32 | +} |
| 33 | + |
| 34 | +// GetProjectSummaryArgs defines input parameters for get_project_summary. |
| 35 | +type GetProjectSummaryArgs struct { |
| 36 | + UID string `json:"uid" jsonschema:"The v2 UID of the project to retrieve dimensions for"` |
| 37 | +} |
| 38 | + |
| 39 | +// ProjectSummary is the rolled-up fact sheet returned by get_project_summary. |
| 40 | +type ProjectSummary struct { |
| 41 | + UID *string `json:"uid,omitempty"` |
| 42 | + Name *string `json:"name,omitempty"` |
| 43 | + Stage *string `json:"stage,omitempty"` |
| 44 | + LegalEntityType *string `json:"legal_entity_type,omitempty"` |
| 45 | + FormationDate *string `json:"formation_date,omitempty"` |
| 46 | + FundingModel []string `json:"funding_model,omitempty"` |
| 47 | + ChildProjectCount uint64 `json:"child_project_count"` |
| 48 | + CommitteeCount uint64 `json:"committee_count"` |
| 49 | + WorkingGroupCount uint64 `json:"working_group_count"` |
| 50 | + MeetingCount uint64 `json:"meeting_count"` |
| 51 | +} |
| 52 | + |
| 53 | +// handleGetProjectSummary returns a rolled-up complexity fact sheet for a project. |
| 54 | +func handleGetProjectSummary(ctx context.Context, req *mcp.CallToolRequest, args GetProjectSummaryArgs) (*mcp.CallToolResult, any, error) { |
| 55 | + logger := slog.New(mcp.NewLoggingHandler(req.Session, nil)) |
| 56 | + |
| 57 | + if projectConfig == nil { |
| 58 | + return errorResult("project tools not configured"), nil, nil |
| 59 | + } |
| 60 | + |
| 61 | + if args.UID == "" { |
| 62 | + return errorResult("uid is required"), nil, nil |
| 63 | + } |
| 64 | + |
| 65 | + mcpToken, err := lfxv2.ExtractMCPToken(req.Extra.TokenInfo) |
| 66 | + if err != nil { |
| 67 | + return errorResult(fmt.Sprintf("failed to extract MCP token: %v", err)), nil, nil |
| 68 | + } |
| 69 | + |
| 70 | + ctx = lfxv2.WithMCPToken(ctx, mcpToken) |
| 71 | + |
| 72 | + clients, err := lfxv2.NewClients(ctx, lfxv2.ClientConfig{ |
| 73 | + APIDomain: projectConfig.LFXAPIURL, |
| 74 | + TokenExchangeClient: projectConfig.TokenExchangeClient, |
| 75 | + DebugLogger: projectConfig.DebugLogger, |
| 76 | + }) |
| 77 | + if err != nil { |
| 78 | + return errorResult(fmt.Sprintf("failed to connect to LFX API: %s", lfxv2.ErrorMessage(err))), nil, nil |
| 79 | + } |
| 80 | + |
| 81 | + parent := "project:" + args.UID |
| 82 | + version := "1" |
| 83 | + |
| 84 | + childType := projectResourceType |
| 85 | + commType := committeeResourceType |
| 86 | + mtgType := meetingResourceType |
| 87 | + |
| 88 | + // Count child projects |
| 89 | + childCount, err := clients.QuerySvc.QueryResourcesCount(ctx, &querysvc.QueryResourcesCountPayload{ |
| 90 | + Version: version, |
| 91 | + Type: &childType, |
| 92 | + Parent: &parent, |
| 93 | + }) |
| 94 | + if err != nil { |
| 95 | + logger.Warn("failed to count child projects", "error", lfxv2.ErrorMessage(err)) |
| 96 | + } |
| 97 | + |
| 98 | + // Count all committees |
| 99 | + committeeCount, err := clients.QuerySvc.QueryResourcesCount(ctx, &querysvc.QueryResourcesCountPayload{ |
| 100 | + Version: version, |
| 101 | + Type: &commType, |
| 102 | + Parent: &parent, |
| 103 | + }) |
| 104 | + if err != nil { |
| 105 | + logger.Warn("failed to count committees", "error", lfxv2.ErrorMessage(err)) |
| 106 | + } |
| 107 | + |
| 108 | + // Count working groups (committees with category filter) |
| 109 | + wgCount, err := clients.QuerySvc.QueryResourcesCount(ctx, &querysvc.QueryResourcesCountPayload{ |
| 110 | + Version: version, |
| 111 | + Type: &commType, |
| 112 | + Parent: &parent, |
| 113 | + Filters: []string{"category:Working Group"}, |
| 114 | + }) |
| 115 | + if err != nil { |
| 116 | + logger.Warn("failed to count working groups", "error", lfxv2.ErrorMessage(err)) |
| 117 | + } |
| 118 | + |
| 119 | + // Count meetings |
| 120 | + meetingCount, err := clients.QuerySvc.QueryResourcesCount(ctx, &querysvc.QueryResourcesCountPayload{ |
| 121 | + Version: version, |
| 122 | + Type: &mtgType, |
| 123 | + Parent: &parent, |
| 124 | + }) |
| 125 | + if err != nil { |
| 126 | + logger.Warn("failed to count meetings", "error", lfxv2.ErrorMessage(err)) |
| 127 | + } |
| 128 | + |
| 129 | + // Get base project info |
| 130 | + baseResult, err := clients.Project.GetOneProjectBase(ctx, &projectservice.GetOneProjectBasePayload{ |
| 131 | + UID: &args.UID, |
| 132 | + }) |
| 133 | + if err != nil { |
| 134 | + return errorResult(fmt.Sprintf("failed to get project: %s", lfxv2.ErrorMessage(err))), nil, nil |
| 135 | + } |
| 136 | + |
| 137 | + p := baseResult.Project |
| 138 | + dims := ProjectSummary{ |
| 139 | + UID: p.UID, |
| 140 | + Name: p.Name, |
| 141 | + Stage: p.Stage, |
| 142 | + LegalEntityType: p.LegalEntityType, |
| 143 | + FundingModel: p.FundingModel, |
| 144 | + FormationDate: p.FormationDate, |
| 145 | + } |
| 146 | + |
| 147 | + if childCount != nil { |
| 148 | + dims.ChildProjectCount = childCount.Count |
| 149 | + } |
| 150 | + |
| 151 | + if committeeCount != nil { |
| 152 | + dims.CommitteeCount = committeeCount.Count |
| 153 | + } |
| 154 | + |
| 155 | + if wgCount != nil { |
| 156 | + dims.WorkingGroupCount = wgCount.Count |
| 157 | + } |
| 158 | + |
| 159 | + if meetingCount != nil { |
| 160 | + dims.MeetingCount = meetingCount.Count |
| 161 | + } |
| 162 | + |
| 163 | + prettyJSON, err := json.MarshalIndent(dims, "", " ") |
| 164 | + if err != nil { |
| 165 | + return errorResult(fmt.Sprintf("failed to format result: %v", err)), nil, nil |
| 166 | + } |
| 167 | + |
| 168 | + logger.Info("get_project_summary succeeded", "uid", args.UID) |
| 169 | + |
| 170 | + return &mcp.CallToolResult{ |
| 171 | + Content: []mcp.Content{ |
| 172 | + &mcp.TextContent{Text: string(prettyJSON)}, |
| 173 | + }, |
| 174 | + }, nil, nil |
| 175 | +} |
| 176 | + |
| 177 | +// errorResult is a convenience helper for returning a tool error response. |
| 178 | +func errorResult(msg string) *mcp.CallToolResult { |
| 179 | + return &mcp.CallToolResult{ |
| 180 | + Content: []mcp.Content{ |
| 181 | + &mcp.TextContent{Text: "Error: " + msg}, |
| 182 | + }, |
| 183 | + IsError: true, |
| 184 | + } |
| 185 | +} |
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