Refactoring articleTeaser and authorCard blocks to fetch data from index files

cigaradvisor/blocks/article-teaser/article-teaser.js

@@ -1,8 +1,8 @@
 import { createOptimizedPicture } from '../../scripts/aem.js';
-import { fetchData } from '../../scripts/scripts.js';
+import { fetchData, getRelativePath } from '../../scripts/scripts.js';
 
 function formatDate(originalDateString) {
-  const utcDateString = new Date((originalDateString - 25569) * 86400 * 1000);
+  const utcDateString = new Date(originalDateString * 1000);
   const utcDate = new Date(utcDateString);
   const months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
   const day = utcDate.getUTCDate();
@@ -16,20 +16,18 @@ function formatDate(originalDateString) {
 export default async function decorate(block) {
   const filterPath = block.querySelector('a').getAttribute('href');
   block.classList.add('article-teaser');
-  const fetchUrl = `${window.hlx.codeBasePath}/drafts/Kailas/pagemeta.json`;
-  const teaserContent = await fetchData(fetchUrl);
-  const articleInfo = teaserContent.find((obj) => obj.path === filterPath);
-  const categoryListUrl = `${window.hlx.codeBasePath}/drafts/Kailas/category/category-list.json`;
-  const categoryListData = await fetchData(categoryListUrl);
-  const articleCategory = articleInfo.category;
-  const articleCategoryInfo = categoryListData.find((obj) => obj.category === articleCategory);
-  const articleCategoryLink = articleCategoryInfo.categoryLink;
-  const [formattedDate, datetimeAttr] = formatDate(articleInfo.publishedDate).split('|');
-  const authorNameHyphenSeparated = articleInfo.author.split(' ').join('-');
-  const authorLink = `${window.hlx.codeBasePath}/author/drafts/${authorNameHyphenSeparated.toLowerCase()}`;
+  const articleInfo = await fetchData(getRelativePath(filterPath), '/cigaradvisor/posts/query-index.json');
+  if (!articleInfo) {
+    return;
+  }
+  const articleCategoryLink = articleInfo.category;
+  const articleCategoryInfo = await fetchData(getRelativePath(articleCategoryLink));
+  const [formattedDate, datetimeAttr] = formatDate(articleInfo.published).split('|');
+  const articleAuthorLink = articleInfo.author;
+  const articleAuthorInfo = await fetchData(getRelativePath(articleAuthorLink), '/cigaradvisor/author/query-index.json');
   block.innerHTML = `
         <article class="article article-thumbnail">
-          <a class="article-category" href="${articleCategoryLink}" data-category="${articleCategory}" title="${articleCategory}">${articleCategory}</a>
+          <a class="article-category" href="${articleCategoryLink}" data-category="${(articleCategoryInfo && articleCategoryInfo.title) ? articleCategoryInfo.title : ''}" title="${(articleCategoryInfo && articleCategoryInfo.title) ? articleCategoryInfo.title : ''}">${(articleCategoryInfo && articleCategoryInfo.title) ? articleCategoryInfo.title : ''}</a>
           <div class="article-image">
           ${createOptimizedPicture(articleInfo.image).outerHTML}
           </div>
@@ -39,13 +37,13 @@ export default async function decorate(block) {
                 <a class="article-title-link" href="${articleInfo.path}" title="${articleInfo.title}">${articleInfo.title}</a>
                   </h2>
                   <div class="article-meta">
-                <a class="article-authorLink" href="${authorLink}" title="By ${articleInfo.author}">By ${articleInfo.author}</a>
+                <a class="article-authorLink" href="${articleAuthorLink}" title="By ${(articleAuthorInfo && articleAuthorInfo.name) ? articleAuthorInfo.name : ''}">By ${(articleAuthorInfo && articleAuthorInfo.name) ? articleAuthorInfo.name : ''}</a>
                 <time class="article-pubdate" datetime="${datetimeAttr}">${formattedDate}</time>
           </div>
           </articleheader>
           <div class="article-preview">
             <div class="article-excerpt">
-                <p><span class="rt-reading-time" style="display: block;"><span class="rt-label rt-prefix">Reading Time: </span> <span class="rt-time">${articleInfo.readingTime}</span></span> ${articleInfo.articleBlurb}</p>
+                <p><span class="rt-reading-time" style="display: block;"><span class="rt-label rt-prefix">Reading Time: </span> <span class="rt-time">${articleInfo.readingTime}</span></span> ${articleInfo.description}</p>
             </div>
             <a class="article-read-more read-more" href="${articleInfo.path}" title="Read More">Read More</a>
           </div>

cigaradvisor/blocks/articleheader/articleheader.js

@@ -1,15 +1,4 @@
-import { fetchData } from '../../scripts/scripts.js';
-
-function getRelativePath(path) {
-  let relPath = path;
-  try {
-    const url = new URL(path);
-    relPath = url.pathname;
-  } catch (error) {
-    // do nothing
-  }
-  return relPath;
-}
+import { fetchData, getRelativePath } from '../../scripts/scripts.js';
 
 export default async function decorate(block) {
   const section = document.createElement('section');

cigaradvisor/blocks/authorcard/authorcard.js

@@ -1,5 +1,5 @@
 import { readBlockConfig, createOptimizedPicture } from '../../scripts/aem.js';
-import { isExternal, fetchData } from '../../scripts/scripts.js';
+import { isExternal, fetchData, getRelativePath } from '../../scripts/scripts.js';
 
 export default async function decorate(block) {
   const configs = readBlockConfig(block);
@@ -30,42 +30,31 @@
 
   const rightDiv = document.createElement('div');
   rightDiv.classList.add('right-column');
-  //  TODO: fetch author details from query-index.xlsx
-  const fetchUrl = `${window.hlx.codeBasePath}/drafts/Kailas/pagemeta.json`;
-  const authorContent = await fetchData(fetchUrl);
-  const authorsObj = [];
-  [...authors].forEach((authorPage) => {
-    let authorPath;
-    try {
-      const url = new URL(authorPage);
-      authorPath = url.pathname;
-    } catch (error) {
-      authorPath = authorPage;
-    }
-    const authorInfo = authorContent.find((obj) => obj.path === authorPath);
-    if (authorInfo) {
-      const authorDetails = {
-        page: authorInfo.path,
-        name: authorInfo.authorName,
-        image: authorInfo.authorImage,
-      };
-      authorsObj.push(authorDetails);
-    }
-  });
   const authorWrapperSection = document.createElement('section');
   authorWrapperSection.classList.add('author-wrapper');
   authorWrapperSection.innerHTML = '';
-  [...authorsObj].forEach((author) => {
-    authorWrapperSection.innerHTML
-      += `<div class="author-content">
-    <div class="overlay-image">
-    ${createOptimizedPicture(author.image).outerHTML}
-    <div class="overlay-content">
-    <p class="align-center"><a href="${author.page}">${author.name}</a></p>
-    </div>
-    </div>
-    </div>`;
+  const authorPromises = [...authors].map(async (authorPage) => {
+    const authorInfo = await fetchData(getRelativePath(authorPage), '/cigaradvisor/author/query-index.json');
+    if (authorInfo) {
+      return `<div class="author-content">
+        <div class="overlay-image">
+          ${createOptimizedPicture(authorInfo.image).outerHTML}
+          <div class="overlay-content">
+            <p class="align-center"><a href="${authorInfo.page}">${authorInfo.name}</a></p>
+          </div>
+        </div>
+      </div>`;
+    }
+    return ''; // return an empty string if there's no authorInfo
   });
+
+  Promise.all(authorPromises)
+    .then((authorContents) => {
+      authorWrapperSection.innerHTML += authorContents.join('');
+    })
+    .catch((error) => {
+      console.error('Error fetching author info:', error);
+    });
   rightDiv.replaceChildren(authorWrapperSection);
   block.append(rightDiv);
 }

cigaradvisor/scripts/scripts.js

@@ -208,19 +208,72 @@ export function decorateExternalLink(element) {
 }
 
 /**
- * Simple funtion to fetch json data from query-index.json
- * @param {*} url
- * @returns jsonData
+ * Returns the relative path from a given path.
+ * If the path is a URL, it extracts the pathname.
+ * @param {string} path - The path to get the relative path from.
+ * @returns {string} - The relative path.
  */
-export async function fetchData(filterPath) {
-  const fetchUrl = '/query-index.json';
-  const resp = await fetch(fetchUrl);
-  let jsonData = '';
-  if (resp.ok) {
-    jsonData = await resp.json();
+export function getRelativePath(path) {
+  let relPath = path;
+  try {
+    const url = new URL(path);
+    relPath = url.pathname;
+  } catch (error) {
+    // do nothing
+  }
+  return relPath;
+}
+
+let indexData = '';
+let authorIndexData = '';
+let articleIndexData = '';
+/**
+ * Fetches data from a specified URL and returns the filtered
+ * data based on the provided filter path.
+ * @param {string} filterPath - The path used to filter the data.
+ * @param {string} [fetchUrl='/query-index.json'] - The URL to fetch the data
+ *  from. Defaults to '/query-index.json'.
+ * @returns {Promise<Object>} - A promise that resolves to the filtered data object.
+ */
+export async function fetchData(filterPath, fetchUrl = '/query-index.json') {
+  let responeData = '';
+  if (fetchUrl === '/query-index.json') {
+    if (!indexData) {
+      const resp = await fetch(fetchUrl);
+      let jsonData = '';
+      if (resp.ok) {
+        jsonData = await resp.json();
+      }
+      indexData = jsonData.data;
+    }
+    responeData = indexData;
+  }
+  if (fetchUrl === '/cigaradvisor/posts/query-index.json') {
+    if (!articleIndexData) {
+      const resp = await fetch(fetchUrl);
+      let jsonData = '';
+      if (resp.ok) {
+        jsonData = await resp.json();
+      }
+      articleIndexData = jsonData.data;
+    }
+    responeData = articleIndexData;
+  }
+  if (fetchUrl === '/cigaradvisor/author/query-index.json') {
+    if (!authorIndexData) {
+      const resp = await fetch(fetchUrl);
+      let jsonData = '';
+      if (resp.ok) {
+        jsonData = await resp.json();
+      }
+      authorIndexData = jsonData.data;
+    }
+    responeData = authorIndexData;
+  }
+  let filteredData = '';
+  if (responeData) {
+    filteredData = responeData.find((obj) => obj.path === filterPath);
   }
-  const responseData = jsonData.data;
-  const filteredData = responseData.find((obj) => obj.path === filterPath);
   return filteredData;
 }