feat: support configuring title for directories and frontmatters (close #52)(#55)

Author: billyyyyy3320

Diff for: docs/config/README.md

@@ -44,6 +44,14 @@ Entry page for current classifier, e.g. `/` or `/post/`.
 If you set `DirectoryClassifier.path` to `/`, it means that you want to access the matched pages list at `/`. set
 to `/post/` is the same.
 
+### title
+
+- Type: `string`
+- Default: `id` 
+- Required: `false`
+ 
+Entry and pagination page titles for current classifier.
+
 ### layout
 
 - Type: `string`
@@ -146,6 +154,13 @@ module.exports = {
 
 Entry page for current classifier, e.g. `/` or `/post/`.
 
+### title
+
+- Type: `string`
+- Default: `id` 
+- Required: `false`
+ 
+Entry, scope and pagination  page titles for current classifier.
 
 ### layout
 

Diff for: docs/pagination/README.md

@@ -72,24 +72,16 @@ A function to get the title of pagination page dynamically:
 
 ```js
 // directories
-function getPaginationPageTitle (index, id) {
-  return `Page ${index + 2} | ${id}`
+function getPaginationPageTitle (pageNumber) {
+  return `Page ${pageNumber} | ${entryTitle}`
 }
 
 // frontmatters
-function getPaginationPageTitle (index, id, scope) {
-  return `Page ${index + 2} - ${id} | ${scope}`
+function getPaginationPageTitle (pageNumber, key) {
+  return `Page ${pageNumber} - ${key} | ${entryTitle}`
 }
 ```
 
-There are three args to help you customize your title: 
-- `index` is the index of pages.
-- `id` is the id in the [config](../config/#id).
-- `scope` is the [key](../config/#keys) while configuring frontmatters or same as `id` while configuring directories.
-
-::: warning Note
-`${index + 2}`: why `+2`?
-
-Plus 1 since index starts at 0. <br>
-Plus another 1 since the index page won't show page number.
-:::
+There are two args to help you customize your title: 
+- `pageNumber`
+- `key` : the [key](../config/#keys) while configuring frontmatters

Diff for: src/node/handleOptions.ts

@@ -71,6 +71,7 @@ export function handleOptions(
       pagination = {} as PaginationConfig,
     } = directory;
 
+    const { title = UpperFirstChar(id) } = directory;
     /**
      * 1.1 Required index path.
      */
@@ -86,7 +87,7 @@ export function handleOptions(
       frontmatter: {
         // Set layout for index page.
         layout: ctx.getLayout(indexLayout),
-        title: `${UpperFirstChar(id)}`,
+        title,
         ...frontmatter,
       },
       meta: {
@@ -125,8 +126,8 @@ export function handleOptions(
      */
     paginations.push({
       classifierType: ClassifierTypeEnum.Directory,
-      getPaginationPageTitle(index, id) {
-        return `Page ${index + 2} | ${id}`;
+      getPaginationPageTitle(pageNumber) {
+        return `Page ${pageNumber} | ${title}`;
       },
       ...resolvePaginationConfig(
         ClassifierTypeEnum.Directory,
@@ -153,6 +154,7 @@ export function handleOptions(
       frontmatter,
       pagination = {} as PaginationConfig,
     } = frontmatterPage;
+    const { title = UpperFirstChar(id) } = frontmatterPage;
 
     if (!indexPath) {
       continue;
@@ -163,7 +165,7 @@ export function handleOptions(
       frontmatter: {
         // Set layout for index page.
         layout: ctx.getLayout(indexLayout, 'FrontmatterKey'),
-        title: `${UpperFirstChar(id)}`,
+        title,
         ...frontmatter,
       },
       meta: {
@@ -176,6 +178,7 @@ export function handleOptions(
 
     frontmatterClassificationPages.push({
       id,
+      entryTitle: title,
       pagination,
       keys,
       map,

Diff for: src/node/index.ts

@@ -151,6 +151,7 @@ module.exports = (options: BlogPluginOptions, ctx: VuePressContext) => {
         ...frontmatterClassificationPages
           .map(frontmatterClassifiedPage => {
             const {
+              entryTitle,
               map,
               pagination,
               keys,
@@ -164,8 +165,8 @@ module.exports = (options: BlogPluginOptions, ctx: VuePressContext) => {
                */
               paginations.push({
                 classifierType: ClassifierTypeEnum.Frontmatter,
-                getPaginationPageTitle(index, id, scope) {
-                  return `Page ${index + 2} - ${id} | ${scope}`;
+                getPaginationPageTitle(pageNumber, key) {
+                  return `Page ${pageNumber} - ${key} | ${entryTitle}`;
                 },
                 ...resolvePaginationConfig(
                   ClassifierTypeEnum.Frontmatter,
@@ -192,7 +193,7 @@ module.exports = (options: BlogPluginOptions, ctx: VuePressContext) => {
                     scopeLayout,
                     DefaultLayoutEnum.FrontmatterPagination
                   ),
-                  title: `${key} ${scope}`,
+                  title: `${key} ${entryTitle}`,
                 },
               };
             });

Diff for: src/node/interface/Frontmatter.ts

@@ -3,6 +3,7 @@ import { PaginationConfig } from './Pagination';
 
 export interface FrontmatterClassificationPage {
   id: string;
+  entryTitle: string;
   pagination: PaginationConfig;
   keys: string[];
   scopeLayout?: string;

Diff for: src/node/interface/Options.ts

@@ -16,6 +16,10 @@ export interface DirectoryClassifier {
    * Entry page for current classifier.
    */
   path: string;
+  /**
+   * Entry and pagination page titles for current classifier.
+   */
+  title?: string;
   /**
    * Layout component name for entry page.
    */
@@ -57,6 +61,10 @@ export interface FrontmatterClassifier {
    * Index page for current classifier.
    */
   path: string;
+  /**
+   * Entry, scope and pagination page titles for current classifier.
+   */
+  title?: string;
   /**
    * Layout for index page.
    */

Diff for: src/node/pagination.ts

@@ -83,12 +83,13 @@ export async function registerPaginations(
       const extraPages = pagination.pages
         .slice(1) // The index page has been generated.
         .map(({ path }, index) => {
+          const pageNumber = index + 2;
           return {
             permalink: path,
             frontmatter: {
               layout,
               title: (getPaginationPageTitle as GetPaginationPageTitle)(
-                index,
+                pageNumber,
                 id,
                 pid
               ),