Merge pull request #54 from ShipFriend0516/feature/youtube-embed

feature/youtube-embed

Author: ShipFriend0516

app/entities/post/detail/PostBody.tsx

@@ -35,6 +35,167 @@ const PostBody = ({ content, tags, loading }: Props) => {
       }
     }
   };
+
+  const renderOpenGraph = (node: any, index?: number, parent?: Element) => {
+    if (node.type === 'element' && node.tagName === 'p' && node.children) {
+      const aTag = node.children.find(
+        (node: any) => node.type === 'element' && node.tagName === 'a'
+      );
+      if (!aTag) return;
+
+      const href = aTag.properties?.href;
+      if (href && href.startsWith('/')) {
+        // 부모가 존재하고 children 배열이 있는 경우
+        const opengraph = createOpenGraph(href);
+        if (
+          index !== undefined &&
+          parent &&
+          parent.children &&
+          Array.isArray(parent.children)
+        ) {
+          // 현재 a 태그 다음 위치에 div 삽입 s
+          parent.children.splice(index + 1, 0, opengraph);
+        } else return;
+      }
+    }
+  };
+
+  const renderYoutubeEmbed = (node: any, index?: number, parent?: Element) => {
+    if (node.type === 'element' && node.tagName === 'p' && node.children) {
+      const aTag = node.children.find(
+        (node: any) => node.type === 'element' && node.tagName === 'a'
+      );
+      if (!aTag) return;
+
+      const href = aTag.properties?.href;
+      const isYoutubeLink =
+        href &&
+        (href.startsWith('https://www.youtube.com/watch') ||
+          href.startsWith('https://youtu.be/'));
+
+      if (isYoutubeLink) {
+        const urlType = href.startsWith('https://www.youtube.com/watch')
+          ? 'watch'
+          : 'be';
+
+        const videoId =
+          urlType === 'watch'
+            ? new URL(href).searchParams.get('v')
+            : href.split('/').pop();
+
+        if (videoId) {
+          const youtubeEmbed = createYoutubeIframe(videoId, 736, 414);
+          // 부모가 존재하고 children 배열이 있는 경우
+          if (
+            index &&
+            parent &&
+            parent.children &&
+            Array.isArray(parent.children)
+          ) {
+            parent.children.splice(index + 1, 0, youtubeEmbed);
+          } else return;
+        }
+      }
+    }
+  };
+
+  const createYoutubeIframe = (
+    videoId: string,
+    width: number,
+    height: number
+  ) => {
+    return {
+      type: 'element',
+      tagName: 'iframe',
+      properties: {
+        src: `https://www.youtube.com/embed/${videoId}`,
+        width: width.toString(),
+        height: height.toString(),
+        frameBorder: '0',
+        allowFullScreen: true,
+        className: 'youtube-embed',
+      },
+      children: [],
+    };
+  };
+
+  const createOpenGraph = (href: string) => {
+    return {
+      type: 'element',
+      tagName: 'a',
+      properties: {
+        className: 'open-graph',
+        href: href,
+      },
+      children: [
+        {
+          type: 'element',
+          tagName: 'img',
+          properties: {
+            src: `${href}`,
+            alt: 'Open Graph Image',
+            className: 'og-image',
+          },
+          children: [],
+        },
+        {
+          type: 'element',
+          tagName: 'div',
+          properties: {
+            className: 'og-container',
+          },
+          children: [
+            {
+              type: 'element',
+              tagName: 'h4',
+              properties: {
+                className: 'og-title',
+              },
+              children: [
+                {
+                  type: 'text',
+                  value: decodeURIComponent(href.split('/').pop()!).replaceAll(
+                    '-',
+                    ' '
+                  ),
+                },
+              ],
+            },
+            {
+              type: 'element',
+              tagName: 'span',
+              properties: {
+                className: 'og-content',
+              },
+              children: [
+                // {
+                //   type: 'text',
+                //   value: decodeURIComponent(href.split('/').pop()!).replaceAll(
+                //     '-',
+                //     ' '
+                //   ),
+                // },
+              ],
+            },
+            {
+              type: 'element',
+              tagName: 'span',
+              properties: {
+                className: 'og-domain',
+              },
+              children: [
+                {
+                  type: 'text',
+                  value: '',
+                },
+              ],
+            },
+          ],
+        },
+      ],
+    };
+  };
+
   return (
     <div
       className={
@@ -58,8 +219,14 @@ const PostBody = ({ content, tags, loading }: Props) => {
             wrapperElement={{
               'data-color-mode': theme,
             }}
-            rehypeRewrite={(node) => {
+            rehypeRewrite={(node, index?, parent?) => {
               asideStyleRewrite(node);
+              // renderOpenGraph(node, index || 0, parent as Element | undefined);
+              renderYoutubeEmbed(
+                node,
+                index || 0,
+                parent as Element | undefined
+              );
             }}
           />
         </>

app/globals.css

@@ -167,12 +167,57 @@ article.post .post-body hr::before {
   content: '';
 }
 
+article.post .post-body pre {
+  box-shadow: 0 0 4px rgba(0, 0, 0, 0.05);
+}
+
 .shadow-top {
   box-shadow:
     0 -4px 6px -1px rgba(0, 0, 0, 0.1),
     0 -2px 4px -1px rgba(0, 0, 0, 0.06);
 }
 
+.post-body .open-graph {
+  display: flex;
+  height: 120px;
+  background-color: #ededed;
+  overflow: hidden;
+  flex-direction: row;
+  justify-content: center;
+  border-radius: 8px;
+  margin-bottom: 0.5em;
+  box-shadow: 0 0 2px rgba(0, 0, 0, 0.1);
+  text-decoration: none;
+  color: var(--text-default);
+}
+
+.post-body .open-graph img.og-image {
+  flex-grow: 1;
+  border-radius: 0;
+  margin: 0;
+  padding: 0.25em;
+  background-color: white;
+}
+
+.open-graph .og-container {
+  flex-grow: 2;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  padding: 0.5em;
+  gap: 4px;
+}
+
+.post-body .youtube-embed {
+  position: relative;
+  margin: 1em auto;
+  width: 100%;
+  height: auto;
+  aspect-ratio: 16 / 9;
+  border-radius: 1em;
+  box-shadow: 0 0 4px rgba(0, 0, 0, 0.05);
+}
+
 .post-body aside {
   background-color: rgba(231, 241, 231);
   border-radius: 4px;
@@ -193,6 +238,7 @@ article.post .post-body hr::before {
 .post-body aside p {
   margin: 0;
 }
+
 .dark .post-body p > code,
 .dark .post-body li > code,
 .dark .post-body strong > code,