feat(new tool): Markdown TOC Generator

Fix #573

components.d.ts

@@ -119,6 +119,7 @@ declare module '@vue/runtime-core' {
     LoremIpsumGenerator: typeof import('./src/tools/lorem-ipsum-generator/lorem-ipsum-generator.vue')['default']
     MacAddressGenerator: typeof import('./src/tools/mac-address-generator/mac-address-generator.vue')['default']
     MacAddressLookup: typeof import('./src/tools/mac-address-lookup/mac-address-lookup.vue')['default']
+    MarkdownTocGenerator: typeof import('./src/tools/markdown-toc-generator/markdown-toc-generator.vue')['default']
     MathEvaluator: typeof import('./src/tools/math-evaluator/math-evaluator.vue')['default']
     MenuBar: typeof import('./src/tools/html-wysiwyg-editor/editor/menu-bar.vue')['default']
     MenuBarItem: typeof import('./src/tools/html-wysiwyg-editor/editor/menu-bar-item.vue')['default']
@@ -129,15 +130,18 @@ declare module '@vue/runtime-core' {
     NavbarButtons: typeof import('./src/components/NavbarButtons.vue')['default']
     NCode: typeof import('naive-ui')['NCode']
     NCollapseTransition: typeof import('naive-ui')['NCollapseTransition']
+    NColorPicker: typeof import('naive-ui')['NColorPicker']
     NConfigProvider: typeof import('naive-ui')['NConfigProvider']
     NDivider: typeof import('naive-ui')['NDivider']
     NEllipsis: typeof import('naive-ui')['NEllipsis']
+    NForm: typeof import('naive-ui')['NForm']
     NFormItem: typeof import('naive-ui')['NFormItem']
     NGi: typeof import('naive-ui')['NGi']
     NGrid: typeof import('naive-ui')['NGrid']
     NH1: typeof import('naive-ui')['NH1']
     NH3: typeof import('naive-ui')['NH3']
     NIcon: typeof import('naive-ui')['NIcon']
+    NImage: typeof import('naive-ui')['NImage']
     NInputNumber: typeof import('naive-ui')['NInputNumber']
     NLabel: typeof import('naive-ui')['NLabel']
     NLayout: typeof import('naive-ui')['NLayout']

pnpm-lock.yaml

@@ -3351,7 +3351,7 @@ packages:
     dependencies:
       '@unhead/dom': 0.5.1
       '@unhead/schema': 0.5.1
-      '@vueuse/shared': 10.7.2(vue@3.3.4)
+      '@vueuse/shared': 10.11.0(vue@3.3.4)
       unhead: 0.5.1
       vue: 3.3.4
     transitivePeerDependencies:
@@ -3984,19 +3984,19 @@ packages:
       - vue
     dev: false
 
-  /@vueuse/shared@10.3.0(vue@3.3.4):
+  /@vueuse/shared@10.11.0(vue@3.3.4):
-    resolution: {integrity: sha512-kGqCTEuFPMK4+fNWy6dUOiYmxGcUbtznMwBZLC1PubidF4VZY05B+Oht7Jh7/6x4VOWGpvu3R37WHi81cKpiqg==}
+    resolution: {integrity: sha512-fyNoIXEq3PfX1L3NkNhtVQUSRtqYwJtJg+Bp9rIzculIZWHTkKSysujrOk2J+NrRulLTQH9+3gGSfYLWSEWU1A==}
     dependencies:
-      vue-demi: 0.14.5(vue@3.3.4)
+      vue-demi: 0.14.8(vue@3.3.4)
     transitivePeerDependencies:
       - '@vue/composition-api'
       - vue
     dev: false
 
-  /@vueuse/shared@10.7.2(vue@3.3.4):
+  /@vueuse/shared@10.3.0(vue@3.3.4):
-    resolution: {integrity: sha512-qFbXoxS44pi2FkgFjPvF4h7c9oMDutpyBdcJdMYIMg9XyXli2meFMuaKn+UMgsClo//Th6+beeCgqweT/79BVA==}
+    resolution: {integrity: sha512-kGqCTEuFPMK4+fNWy6dUOiYmxGcUbtznMwBZLC1PubidF4VZY05B+Oht7Jh7/6x4VOWGpvu3R37WHi81cKpiqg==}
     dependencies:
-      vue-demi: 0.14.6(vue@3.3.4)
+      vue-demi: 0.14.5(vue@3.3.4)
     transitivePeerDependencies:
       - '@vue/composition-api'
       - vue
@@ -9151,8 +9151,8 @@ packages:
       vue: 3.3.4
     dev: false
 
-  /vue-demi@0.14.6(vue@3.3.4):
+  /vue-demi@0.14.8(vue@3.3.4):
-    resolution: {integrity: sha512-8QA7wrYSHKaYgUxDA5ZC24w+eHm3sYCbp0EzcDwKqN3p6HqtTCGR/GVsPyZW92unff4UlcSh++lmqDWN3ZIq4w==}
+    resolution: {integrity: sha512-Uuqnk9YE9SsWeReYqK2alDI5YzciATE0r2SkA6iMAtuXvNTMNACJLJEXNXaEy94ECuBe4Sk6RzRU80kjdbIo1Q==}
     engines: {node: '>=12'}
     hasBin: true
     requiresBuild: true
@@ -9442,6 +9442,7 @@ packages:
 
   /workbox-google-analytics@7.0.0:
     resolution: {integrity: sha512-MEYM1JTn/qiC3DbpvP2BVhyIH+dV/5BjHk756u9VbwuAhu0QHyKscTnisQuz21lfRpOwiS9z4XdqeVAKol0bzg==}
+    deprecated: It is not compatible with newer versions of GA starting with v4, as long as you are using GAv3 it should be ok, but the package is not longer being maintained
     dependencies:
       workbox-background-sync: 7.0.0
       workbox-core: 7.0.0

src/composable/queryParams.ts

@@ -1,7 +1,8 @@
 import { useRouteQuery } from '@vueuse/router';
 import { computed } from 'vue';
+import { useStorage } from '@vueuse/core';
 
-export { useQueryParam };
+export { useQueryParam, useQueryParamOrStorage };
 
 const transformers = {
   number: {
@@ -16,6 +17,12 @@ const transformers = {
     fromQuery: (value: string) => value.toLowerCase() === 'true',
     toQuery: (value: boolean) => (value ? 'true' : 'false'),
   },
+  object: {
+    fromQuery: (value: string) => {
+      return JSON.parse(value);
+    },
+    toQuery: (value: object) => JSON.stringify(value),
+  },
 };
 
 function useQueryParam<T>({ name, defaultValue }: { name: string; defaultValue: T }) {
@@ -33,3 +40,27 @@ function useQueryParam<T>({ name, defaultValue }: { name: string; defaultValue:
     },
   });
 }
+
+function useQueryParamOrStorage<T>({ name, storageName, defaultValue }: { name: string; storageName: string; defaultValue: T }) {
+  const type = typeof defaultValue;
+  const transformer = transformers[type as keyof typeof transformers] ?? transformers.string;
+
+  const storageRef = useStorage(storageName, defaultValue);
+  const proxyDefaultValue = transformer.toQuery(defaultValue as never);
+  const proxy = useRouteQuery(name, proxyDefaultValue);
+
+  const r = ref(defaultValue);
+
+  watch(r,
+    (value) => {
+      proxy.value = transformer.toQuery(value as never);
+      storageRef.value = value as never;
+    },
+    { deep: true });
+
+  r.value = (proxy.value && proxy.value !== proxyDefaultValue
+    ? transformer.fromQuery(proxy.value) as unknown as T
+    : storageRef.value as T) as never;
+
+  return r;
+}

src/tools/index.ts

@@ -1,6 +1,7 @@
 import { tool as base64FileConverter } from './base64-file-converter';
 import { tool as base64StringConverter } from './base64-string-converter';
 import { tool as basicAuthGenerator } from './basic-auth-generator';
+import { tool as markdownTocGenerator } from './markdown-toc-generator';
 
 import { tool as asciiTextDrawer } from './ascii-text-drawer';
 
@@ -107,6 +108,7 @@ export const toolsByCategory: ToolCategory[] = [
       listConverter,
       tomlToJson,
       tomlToYaml,
+      markdownTocGenerator,
     ],
   },
   {

src/tools/markdown-toc-generator/index.ts

@@ -0,0 +1,12 @@
+import { Table } from '@vicons/tabler';
+import { defineTool } from '../tool';
+
+export const tool = defineTool({
+  name: 'Markdown toc generator',
+  path: '/markdown-toc-generator',
+  description: 'Generate a TOC from a markdown file/content',
+  keywords: ['markdown', 'toc', 'generator'],
+  component: () => import('./markdown-toc-generator.vue'),
+  icon: Table,
+  createdAt: new Date('2024-05-11'),
+});

src/tools/markdown-toc-generator/markdown-contents.d.ts

@@ -0,0 +1,6 @@
+declare module 'markdown-contents'{
+    declare class MarkdownContents {
+        markdown(): string;
+      }
+    export default function Create(markdown: string):MarkdownContents;
+}

src/tools/markdown-toc-generator/markdown-toc-generator.service.test.ts

@@ -0,0 +1,380 @@
+import { describe, expect, it } from 'vitest';
+import {
+  getTocMarkdown,
+} from './markdown-toc-generator.service';
+
+describe('markdown-toc-generator', () => {
+  it('Generate TOC correctly', async () => {
+    expect(getTocMarkdown({
+      markdown: '',
+    })).to.equal('');
+
+    const sourceMarkdown = `# Some main title
+
+[TOC]
+
+## First Title
+
+Some text 
+
+## Second  Spaced  Title
+
+Some text
+
+### Title with Link [TOC](http://it-tools.tech)
+
+\`\`\`
+## some bash code
+echo 'test';
+\`\`\`
+
+### Title with code \`var\`
+
+Some text
+
+## Last Title`;
+
+    expect(getTocMarkdown({
+      markdown: sourceMarkdown,
+      anchorPrefix: 'h-',
+    })).to.equal(`# Some main title
+
+<!-- TOC START -->
+- [First Title](#h-first-title)
+- [Second  Spaced  Title](#h-second-spaced-title)
+  * [Title with Link TOC](#h-title-with-link-toc)
+  * [Title with code \`var\`](#h-title-with-code-var)
+- [Last Title](#h-last-title)
+<!-- TOC END -->
+
+<!-- TOC ANCHOR --><a name="first-title"></a>
+## First Title
+
+Some text 
+
+<!-- TOC ANCHOR --><a name="second-spaced-title"></a>
+## Second  Spaced  Title
+
+Some text
+
+<!-- TOC ANCHOR --><a name="title-with-link-toc"></a>
+### Title with Link [TOC](http://it-tools.tech)
+
+\`\`\`
+## some bash code
+echo 'test';
+\`\`\`
+
+<!-- TOC ANCHOR --><a name="title-with-code-var"></a>
+### Title with code \`var\`
+
+Some text
+
+<!-- TOC ANCHOR --><a name="last-title"></a>
+## Last Title`);
+    expect(getTocMarkdown({
+      markdown: sourceMarkdown,
+      maxLevel: 2,
+    })).to.equal(`# Some main title
+
+<!-- TOC START -->
+- [First Title](#first-title)
+- [Second  Spaced  Title](#second-spaced-title)
+- [Last Title](#last-title)
+<!-- TOC END -->
+
+<!-- TOC ANCHOR --><a name="first-title"></a>
+## First Title
+
+Some text 
+
+<!-- TOC ANCHOR --><a name="second-spaced-title"></a>
+## Second  Spaced  Title
+
+Some text
+
+### Title with Link [TOC](http://it-tools.tech)
+
+\`\`\`
+## some bash code
+echo 'test';
+\`\`\`
+
+### Title with code \`var\`
+
+Some text
+
+<!-- TOC ANCHOR --><a name="last-title"></a>
+## Last Title`);
+    expect(getTocMarkdown({
+      markdown: sourceMarkdown,
+      commentStyle: 'liquid',
+    })).to.equal(`# Some main title
+
+{%- # TOC START -%}
+- [First Title](#first-title)
+- [Second  Spaced  Title](#second-spaced-title)
+  * [Title with Link TOC](#title-with-link-toc)
+  * [Title with code \`var\`](#title-with-code-var)
+- [Last Title](#last-title)
+{%- # TOC END -%}
+
+{%- # TOC ANCHOR -%}<a name="first-title"></a>
+## First Title
+
+Some text 
+
+{%- # TOC ANCHOR -%}<a name="second-spaced-title"></a>
+## Second  Spaced  Title
+
+Some text
+
+{%- # TOC ANCHOR -%}<a name="title-with-link-toc"></a>
+### Title with Link [TOC](http://it-tools.tech)
+
+\`\`\`
+## some bash code
+echo 'test';
+\`\`\`
+
+{%- # TOC ANCHOR -%}<a name="title-with-code-var"></a>
+### Title with code \`var\`
+
+Some text
+
+{%- # TOC ANCHOR -%}<a name="last-title"></a>
+## Last Title`);
+    expect(getTocMarkdown({
+      markdown: sourceMarkdown,
+      generateAnchors: false,
+    })).to.equal(`# Some main title
+
+<!-- TOC START -->
+- [First Title](#first-title)
+- [Second  Spaced  Title](#second-spaced-title)
+  * [Title with Link TOC](#title-with-link-toc)
+  * [Title with code \`var\`](#title-with-code-var)
+- [Last Title](#last-title)
+<!-- TOC END -->
+
+## First Title
+
+Some text 
+
+## Second  Spaced  Title
+
+Some text
+
+### Title with Link [TOC](http://it-tools.tech)
+
+\`\`\`
+## some bash code
+echo 'test';
+\`\`\`
+
+### Title with code \`var\`
+
+Some text
+
+## Last Title`);
+    expect(getTocMarkdown({
+      markdown: sourceMarkdown,
+      indentSpaces: 4,
+      indentChars: '-',
+      concatSpaces: false,
+    })).to.equal(`# Some main title
+
+<!-- TOC START -->
+- [First Title](#first-title)
+- [Second  Spaced  Title](#second--spaced--title)
+    - [Title with Link TOC](#title-with-link-toc)
+    - [Title with code \`var\`](#title-with-code-var)
+- [Last Title](#last-title)
+<!-- TOC END -->
+
+<!-- TOC ANCHOR --><a name="first-title"></a>
+## First Title
+
+Some text 
+
+<!-- TOC ANCHOR --><a name="second--spaced--title"></a>
+## Second  Spaced  Title
+
+Some text
+
+<!-- TOC ANCHOR --><a name="title-with-link-toc"></a>
+### Title with Link [TOC](http://it-tools.tech)
+
+\`\`\`
+## some bash code
+echo 'test';
+\`\`\`
+
+<!-- TOC ANCHOR --><a name="title-with-code-var"></a>
+### Title with code \`var\`
+
+Some text
+
+<!-- TOC ANCHOR --><a name="last-title"></a>
+## Last Title`);
+  });
+
+  it('Regenerate TOC correctly', async () => {
+    expect(getTocMarkdown({
+      markdown: `# Some main title
+
+<!-- TOC START -->
+- [First Title](#first-title)
+- [Second  Spaced  Title](#second--spaced--title)
+    - [Title with Link TOC](#title-with-link-toc)
+    - [Title with code \`var\`](#title-with-code-var)
+- [Last Title](#last-title)
+<!-- TOC END -->
+
+<!-- TOC ANCHOR --><a name="first-title"></a>
+## First Title
+
+Some text
+
+<!-- TOC ANCHOR --><a name="second--spaced--title"></a>
+## Second  Spaced  Title
+
+Some text
+
+<!-- TOC ANCHOR --><a name="title-with-link-toc"></a>
+### Title with Link [TOC](http://it-tools.tech)
+
+\`\`\`
+## some bash code
+echo 'test';
+\`\`\`
+
+<!-- TOC ANCHOR --><a name="title-with-code-var"></a>
+### Title with code \`var\`
+
+Some text
+
+<!-- TOC ANCHOR --><a name="last-title"></a>
+## Last Title`,
+      anchorPrefix: 'h-',
+    })).to.equal(`# Some main title
+
+<!-- TOC START -->
+- [First Title](#h-first-title)
+- [Second  Spaced  Title](#h-second-spaced-title)
+  * [Title with Link TOC](#h-title-with-link-toc)
+  * [Title with code \`var\`](#h-title-with-code-var)
+- [Last Title](#h-last-title)
+<!-- TOC END -->
+
+<!-- TOC ANCHOR --><a name="first-title"></a>
+## First Title
+
+Some text
+
+<!-- TOC ANCHOR --><a name="second-spaced-title"></a>
+## Second  Spaced  Title
+
+Some text
+
+<!-- TOC ANCHOR --><a name="title-with-link-toc"></a>
+### Title with Link [TOC](http://it-tools.tech)
+
+\`\`\`
+## some bash code
+echo 'test';
+\`\`\`
+
+<!-- TOC ANCHOR --><a name="title-with-code-var"></a>
+### Title with code \`var\`
+
+Some text
+
+<!-- TOC ANCHOR --><a name="last-title"></a>
+## Last Title`);
+  });
+
+  it('Generate distinct TOC ids', async () => {
+    expect(getTocMarkdown({
+      markdown: `# Some main title
+
+[TOC]
+
+## Same Title 1
+
+Some text
+
+## Same Title 1
+
+Some text
+
+### Same title 1
+
+Some text`,
+      anchorPrefix: 'h-',
+    })).to.equal(`# Some main title
+
+<!-- TOC START -->
+- [Same Title 1](#h-same-title-1)
+- [Same Title 1](#h-same-title-1-1)
+  * [Same title 1](#h-same-title-1-2)
+<!-- TOC END -->
+
+<!-- TOC ANCHOR --><a name="same-title-1"></a>
+## Same Title 1
+
+Some text
+
+<!-- TOC ANCHOR --><a name="same-title-1-1"></a>
+## Same Title 1
+
+Some text
+
+<!-- TOC ANCHOR --><a name="same-title-1-2"></a>
+### Same title 1
+
+Some text`);
+  });
+
+  it('Generate ids for non latin', async () => {
+    expect(getTocMarkdown({
+      markdown: `# Some main title
+
+[TOC]
+
+## Привет non-latin 你好
+
+Some text
+
+## 😄 emoji
+
+Some text
+
+### Other title 1
+
+Some text`,
+      anchorPrefix: 'h-',
+    })).to.equal(`# Some main title
+
+<!-- TOC START -->
+- [Привет non-latin 你好](#h--non-latin-)
+- [😄 emoji](#h--emoji)
+  * [Other title 1](#h-other-title-1)
+<!-- TOC END -->
+
+<!-- TOC ANCHOR --><a name="-non-latin-"></a>
+## Привет non-latin 你好
+
+Some text
+
+<!-- TOC ANCHOR --><a name="-emoji"></a>
+## 😄 emoji
+
+Some text
+
+<!-- TOC ANCHOR --><a name="other-title-1"></a>
+### Other title 1
+
+Some text`);
+  });
+});

src/tools/markdown-toc-generator/markdown-toc-generator.service.ts

@@ -0,0 +1,178 @@
+function stripNonLatinCharacters(text: string) {
+  return text.replace(/[^A-Za-z\u00C0-\u00D6\u00D8-\u00F6\u00F8-\u00FF\u02BB\u02EE\uA78C\d\s_-]/g, '');
+};
+
+function transformInlineCode(text: string, transform: (s: string) => string) {
+  return text.replace(/`(.*?)`/g, (_, p) => {
+    return `\`${transform(p)}\``;
+  });
+};
+
+function spacesToDash(text: string) {
+  return text.replace(/\s/g, '-');
+};
+
+function stripHtmlTags(text: string) {
+  return text.replace(/<.*?>/g, '');
+};
+
+function stripMarkdownLinks(text: string, replacement: string = '$1') {
+  return text.replace(/\[([^\]]*)\]\([^\)]*\)/g, replacement);
+};
+
+function concatDashes(text: string) {
+  return text.replace(/--+/g, '-');
+};
+
+function removeUnderscoreBoldAndItalics(text: string) {
+  const underscoreBoldAndItalicsRegexes = ['__', '_'].map((it) => {
+    return new RegExp(`\\b${it}([^_\\s]|[^_\\s].*?[^_\\s])${it}\\b`, 'g');
+  });
+
+  let result = text;
+
+  underscoreBoldAndItalicsRegexes.forEach((regex) => {
+    result = result.replace(regex, '$1');
+  });
+  return result;
+};
+
+function genericAnchorGenerator(text: string, concatSpaces: boolean) {
+  let result = text;
+  result = result.toLowerCase();
+  result = transformInlineCode(result, (s: string) => {
+    return stripNonLatinCharacters(s);
+  });
+  result = removeUnderscoreBoldAndItalics(result);
+  result = stripHtmlTags(result);
+  result = stripMarkdownLinks(result);
+  result = result.trim();
+  result = stripNonLatinCharacters(result);
+  result = spacesToDash(result);
+  if (concatSpaces) {
+    result = concatDashes(result);
+  }
+  return result;
+};
+
+function escapeRegExp(string: string) {
+  return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'); // $& means the whole matched string
+}
+
+interface Title {
+  level: number
+  id: string
+  name: string
+  md: string
+}
+
+function getTitles(markdown: string, idGenerator: (titleMarkdownContent: string) => string) {
+  const titles: Title[] = [];
+
+  markdown = markdown.replace(/^```[\s\S]*?\n```/mg, () => {
+    return '';
+  });
+  markdown = markdown.replace(/^~~~[\s\S]*?\n~~~/mg, () => {
+    return '';
+  });
+
+  [...markdown.matchAll(/^(#+)(.*$)/mg)].forEach(
+    ([match, levelString, titleContent]) => {
+      const level = levelString.length;
+
+      titles.push({
+        md: match,
+        level,
+        id: idGenerator(titleContent),
+        name: titleContent.trim(),
+      });
+    });
+
+  return titles;
+};
+
+export function getTocMarkdown({
+  markdown,
+  generateAnchors = true,
+  indentChars = '-*+',
+  indentSpaces = 2,
+  maxLevel = -1,
+  anchorPrefix = '',
+  concatSpaces = true,
+  commentStyle = 'html',
+}: {
+  markdown: string
+  generateAnchors?: boolean
+  indentChars?: string
+  indentSpaces?: number
+  maxLevel?: number
+  anchorPrefix?: string
+  concatSpaces?: boolean
+  commentStyle?: 'html' | 'liquid'
+}) {
+  const allIds: { [id: string]: number } = {};
+  const getFinalId = (id: string) => {
+    if (typeof allIds[id] === 'undefined') {
+      allIds[id] = 0;
+      return id;
+    }
+    else {
+      allIds[id] += 1;
+      return `${id}-${allIds[id]}`;
+    }
+  };
+  const titles = getTitles(markdown, titleContent => getFinalId(genericAnchorGenerator(titleContent, concatSpaces)));
+
+  const createLink = (linkText: string, url: string) => {
+    return `[${linkText.replace('[', '\\[').replace(']', '\\]')}](${url.replace('(', '%28').replace(')', '%29')})`;
+  };
+
+  let markdownTOC = '';
+  let resultMarkdown = markdown;
+  const commentOpen = commentStyle === 'html' ? '<!--' : '{%- #';
+  const commentClose = commentStyle === 'html' ? '-->' : '-%}';
+
+  resultMarkdown = resultMarkdown.replace(
+    new RegExp(`\n${commentOpen} TOC START.*?TOC END ${commentClose}\n`, 'smg'),
+    '\n[TOC]\n',
+  );
+  resultMarkdown = resultMarkdown.replace(
+    new RegExp(`^${commentOpen} TOC ANCHOR.*?\n`, 'mg'),
+    '',
+  );
+
+  titles.forEach((title) => {
+    if (title.level === 1) {
+      return;
+    }
+
+    if (maxLevel > 0 && title.level > maxLevel) {
+      return;
+    }
+
+    const level = title.level - 2;
+    let offset = '';
+    if (level) {
+      offset = `${Array.from({ length: level * indentSpaces }).join(' ')} `;
+    }
+    const bulletChar = indentChars[level] ?? indentChars.slice(-1)[0];
+
+    const anchorName = `${anchorPrefix}${title.id}`;
+
+    markdownTOC += `${offset}${bulletChar} ${createLink(stripMarkdownLinks(title.name), `#${anchorName}`)}\n`;
+
+    if (generateAnchors) {
+      resultMarkdown = resultMarkdown.replace(
+        new RegExp(`(?<!^${commentOpen} TOC ANCHOR.*\n)^${escapeRegExp(title.md)}`, 'm'),
+          `${commentOpen} TOC ANCHOR ${commentClose}<a name="${title.id}"></a>\n${title.md}`,
+      );
+    }
+  });
+
+  resultMarkdown = resultMarkdown.replace(
+    /^\[TOC\]\n/mg,
+    `${commentOpen} TOC START ${commentClose}\n${markdownTOC}${commentOpen} TOC END ${commentClose}\n`,
+  );
+
+  return resultMarkdown;
+}

src/tools/markdown-toc-generator/markdown-toc-generator.vue

@@ -0,0 +1,91 @@
+<script setup lang="ts">
+import { withDefaultOnError } from '../../utils/defaults';
+import {
+  getTocMarkdown,
+} from './markdown-toc-generator.service';
+import { useQueryParamOrStorage } from '@/composable/queryParams';
+
+const markdown = ref('');
+const generateAnchors = useQueryParamOrStorage({ name: 'anchors', storageName: 'md-toc-gen:anchors', defaultValue: true });
+const indentChars = useQueryParamOrStorage({ name: 'bullets', storageName: 'md-toc-gen:bullets', defaultValue: '-*+' });
+const indentSpaces = ref(2);
+const maxLevel = useQueryParamOrStorage({ name: 'max', storageName: 'md-toc-gen:max', defaultValue: -1 });
+const anchorPrefix = useQueryParamOrStorage({ name: 'prefix', storageName: 'md-toc-gen:prefix', defaultValue: '' });
+const concatSpaces = useQueryParamOrStorage({ name: 'concat', storageName: 'md-toc-gen:concat', defaultValue: true });
+const commentStyle = useQueryParamOrStorage({ name: 'comment', storageName: 'md-toc-gen:comment', defaultValue: 'html' });
+
+const markdownWithTOC = computed(() => withDefaultOnError(() => {
+  return getTocMarkdown({
+    markdown: markdown.value,
+    anchorPrefix: anchorPrefix.value,
+    commentStyle: commentStyle.value as ('html' | 'liquid'),
+    concatSpaces: concatSpaces.value,
+    generateAnchors: generateAnchors.value,
+    indentChars: indentChars.value,
+    indentSpaces: indentSpaces.value,
+    maxLevel: maxLevel.value,
+  });
+}, ''));
+</script>
+
+<template>
+  <div>
+    <c-card title="Options" mb-2>
+      <n-form-item label="Generate Anchors" label-placement="left">
+        <n-checkbox v-model:checked="generateAnchors" mr-2 />
+      </n-form-item>
+
+      <c-input-text
+        v-model:value="indentChars"
+        label="Bullet Chars"
+        placeholder="Bullet Chars"
+        mb-2
+      />
+
+      <n-form-item label="Indents: " label-placement="left">
+        <n-input-number v-model:value="indentSpaces" placeholder="Indents..." :max="10" :min="1" w-full />
+      </n-form-item>
+
+      <n-form-item label="Max Heading Level: " label-placement="left">
+        <n-input-number v-model:value="maxLevel" placeholder="Max Heading Level..." :max="6" :min="-1" w-full />
+      </n-form-item>
+
+      <c-input-text
+        v-model:value="anchorPrefix"
+        label="Anchors Prefix"
+        placeholder="Anchors Prefix"
+        mb-2
+      />
+
+      <n-form-item label="Concat Spaces" label-placement="left">
+        <n-checkbox v-model:checked="concatSpaces" mr-2 />
+      </n-form-item>
+
+      <c-select
+        v-model:value="commentStyle"
+        label="Comment Styles"
+        :options="['html', 'liquid']"
+        placeholder="Comment Styles"
+      />
+    </c-card>
+
+    <c-card title="Input markdown" mb-2>
+      <n-p>You can paste a document with existing TOC (generated by this tool) or add a <code>[TOC]</code> marker in your document (on a single line)</n-p>
+      <c-input-text
+        v-model:value="markdown"
+        placeholder="Put your markdown here..."
+        multline
+        rows="8"
+        mb-2
+        mt-2
+      />
+    </c-card>
+
+    <c-card title="Output markdown with TOC" mb-2>
+      <textarea-copyable
+        language="markdown"
+        :value="markdownWithTOC"
+      />
+    </c-card>
+  </div>
+</template>