🚧 Support for tags

.staartrc

@@ -1,4 +1,5 @@
 {
   "title": "Staart Site",
-  "author": "[O15Y](https://o15y.com)"
+  "author": "[O15Y](https://o15y.com)",
+  "noDelayWithoutToken": "true"
 }

content/code.md

@@ -1,3 +1,10 @@
+---
+tags:
+  - articles
+  - programming
+  - city: new-delhi
+---
+
 # Code
 
 This page shows and example of how code looks.

content/getting-started/guide-2.md

@@ -1,3 +1,8 @@
+---
+tags:
+  - city: new-york
+---
+
 # Guide 2
 
 This is the second guide, to show a demo of breadcrumbs.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@staart/site",
-  "version": "1.9.1",
+  "version": "1.9.2",
   "module": "dist/module.js",
   "main": "dist/index.js",
   "bin": "./dist/index.js",

src/generator.ts

@@ -32,7 +32,7 @@ import {
 } from "./data";
 import { minify } from "html-minifier";
 import { render as scss } from "sass";
-import { removeHeading, getTitle } from "./parse";
+import { removeHeading, getTitle, getTags, getFilesForTag } from "./parse";
 import { getConfig } from "./config";
 import { SitemapStream, streamToPromise } from "sitemap";
 import { StaartSiteConfig } from "./interfaces";
@@ -279,6 +279,14 @@ const generateSitemap = async () => {
       )
     );
   }
+  const tags = await getTags();
+  for await (const key of Object.keys(tags)) {
+    const values = tags[key];
+    for await (const value of values) {
+      const files = await getFilesForTag(key, value);
+      console.log("Files for", key, value, files);
+    }
+  }
 };
 
 const generatePage = async (path: string, content: string) => {

src/interfaces.ts

@@ -12,6 +12,7 @@ export interface StaartSiteConfig {
   stylePath?: string;
   scriptPath?: string;
   homePath?: string;
+  tagsName?: string;
   redirectsPath?: string;
   hostname?: string;
   navbar?: string[];

src/parse.ts

@@ -1,6 +1,8 @@
 import marked, { Renderer } from "marked";
 import frontMatter from "front-matter";
 import { FrontMatter } from "./interfaces";
+import { listContentFiles, readContentFile } from "./files";
+import { getConfig } from "./config";
 
 export const renderMd = (md: string, avoidParagraphs = false) => {
   const renderer = new Renderer();
@@ -29,3 +31,65 @@ export const getTitle = async (md: string, keepEmoji = true) => {
     title = `<span aria-hidden="true">${attributes.emoji}</span> ${title}`;
   return title;
 };
+
+export const getTags = async () => {
+  const config = await getConfig();
+  const tagsSlug = config.tagsName || "tags";
+  const allTags: {
+    [index: string]: string[];
+  } = {};
+  const files = await listContentFiles();
+  for await (const file of files) {
+    const attributes = frontMatter(await readContentFile(file)).attributes as {
+      tags?: (
+        | string
+        | {
+            [index: string]: string;
+          }
+      )[];
+    };
+    if (attributes.tags)
+      attributes.tags.forEach(tag => {
+        if (typeof tag === "object") {
+          Object.keys(tag).forEach(key => {
+            allTags[key] = allTags[key] || [];
+            allTags[key].push(tag[key]);
+          });
+        } else {
+          allTags[tagsSlug] = allTags[tagsSlug] || [];
+          allTags[tagsSlug].push(tag);
+        }
+      });
+  }
+  return allTags;
+};
+
+export const getFilesForTag = async (key: string, value: string) => {
+  const files = await listContentFiles();
+  const config = await getConfig();
+  const tagsSlug = config.tagsName || "tags";
+  const result: string[] = [];
+  for await (const file of files) {
+    let has = false;
+    const attributes = frontMatter(await readContentFile(file)).attributes as {
+      tags?: (
+        | string
+        | {
+            [index: string]: string;
+          }
+      )[];
+    };
+    if (attributes.tags)
+      attributes.tags.forEach(tag => {
+        if (typeof tag === "object") {
+          Object.keys(tag).forEach(k => {
+            if (k === key && tag[k] === value) has = true;
+          });
+        } else {
+          if (key === tagsSlug && value === tag) has = true;
+        }
+      });
+    if (has) result.push(file);
+  }
+  return result;
+};