Make toc-pagination.component stable.

Author: gnu4cn

src/app/book/markdown-elements/toc-pagination.component.ts

@@ -105,7 +105,6 @@ export class TOCPaginationComponent implements OnInit, OnChanges {
 
         return Promise.all(p).then(files => {
             this.files = files.reduce((acc: Array<FileIndexItem>, _: VFile): Array<FileIndexItem> => {
-                console.log(_);
                 const path = getBasePath(_);
                 let link: string | string[] = this.locationService.prepareLink(path, this.routerService.root);
 
@@ -116,7 +115,7 @@ export class TOCPaginationComponent implements OnInit, OnChanges {
 
                 const fileIndexItem = {
                     path,
-                    title: _.data.title,
+                    title: _.data.title || '无标题',
                     link,
                 };
 

src/app/book/markdown/markdown.service.ts

@@ -264,7 +264,7 @@ export class MarkdownService {
             }),
             map((_: any) => {
                 return _.data.tocSearch.reduce((acc: Array<string>, __: any): Array<string> => {
-                        return __ 
+                    return __ 
                         && (/\.md$/.test(__.url.split('#')[0])) 
                         && (acc.findIndex(path => path === (
                             /^\//.test(__.url.split('#')[0]) 
@@ -273,7 +273,7 @@ export class MarkdownService {
                         )) < 0)
                         ? [...acc, decodeURI(/^\//.test(__.url.split('#')[0]) ? __.url.split('#')[0] : `/${__.url.split('#')[0]}`)] 
                         : acc;
-                    }, []) as Array<string>;
+                }, []) as Array<string>;
             }),
             catchError((err: any) => Observable.throw(err.json))
         ).toPromise();
@@ -284,7 +284,6 @@ export class MarkdownService {
         const fullPath = await this.fetchService.find(_vfile.cwd, _vfile.path);
 
         const pathsFromBackend: Array<string> = await this.loadSummaryFromBackend();
-
         if(fullPath){
             const pathsFromFile: Array<string> = await this.loadSummaryFromFile(_vfile, fullPath);
 
@@ -295,7 +294,6 @@ export class MarkdownService {
 
             return pathsFromFile;
         }
-
         return pathsFromBackend;
     }
 
@@ -309,12 +307,12 @@ export class MarkdownService {
                     vfile.contents = resource.contents;
                     vfile.data = vfile.data || {};
                     vfile.notFound = resource.notFound;
-                    /* const err = */ await this.processTOC(vfile, {
-                    minDepth: +minDepth,
+                    await this.processTOC(vfile, {
+                        minDepth: +minDepth,
                         // @ts-ignore
                         maxDepth: +maxDepth,
                         tight: tight
-                });
+                    });
                     return vfile;
                 }),
             );

src/app/book/plugins/toc.ts

@@ -6,27 +6,28 @@ import type * as mdast from 'mdast';
 import type { TOCOptions, VFile } from '../shared/vfile';
 
 export function tocPlugin(options?: TOCOptions) {
-  return (tree: mdast.Root, vfile: VFile) => {
-    const _options = {
-      ...options,
-      ...(vfile.data?.tocOptions || {})
-    };
+    return (tree: mdast.Root, vfile: VFile) => {
+        const _options = {
+            ...options,
+            ...(vfile.data?.tocOptions || {})
+        };
 
-    const result = toc(tree, _options);
+        const result = toc(tree, _options);
 
-    tree.children = [].concat(
-      tree.children.slice(0, result.index),
-      result.map || []
-    );
+        tree.children = [].concat(
+            tree.children.slice(0, result.index),
+            result.map || []
+        );
 
-    return visit(tree, 'listItem', (node: any, index: number, parent: any) => {
-      if (node.children.length > 1) {
-        node.data = node.data || {};
-        node.data.hProperties = node.data.hProperties || {};
-        node.data.hProperties.class = node.data.hProperties.class || [];
-        node.data.hProperties.class.push('has-children');
-      }
-      return true;
-    });
-  };
+        return visit(tree, 'listItem', (node: any, index: number, parent: any) => {
+            if (node.children.length > 1) {
+                node.data = node.data || {};
+                node.data.title = node.data.title || '无标题';
+                node.data.hProperties = node.data.hProperties || {};
+                node.data.hProperties.class = node.data.hProperties.class || [];
+                node.data.hProperties.class.push('has-children');
+            }
+            return true;
+        });
+    };
 }