Move services to public (#6156)

Signed-off-by: Andrey Sobolev <haiodo@gmail.com>

services/github/pod-github/src/markdown/extensions.ts

@@ -0,0 +1,77 @@
+import { ServerKit } from '@hcengineering/text'
+
+import { AnyExtension, Extension, Node, mergeAttributes } from '@tiptap/core'
+
+export interface SubLinkOptions {
+  HTMLAttributes: Record<string, any>
+  hasHulyText: (text: string) => boolean
+  hasHulyLink: (href: string) => boolean
+}
+
+export const SubLink = Node.create<SubLinkOptions>({
+  name: 'subLink',
+
+  addOptions () {
+    return {
+      HTMLAttributes: {},
+      hasHulyText: (text: string) => false,
+      hasHulyLink: (href: string) => false
+    }
+  },
+
+  group: 'block',
+
+  content: 'inline*',
+
+  parseHTML () {
+    // this plugin contains special parse rule that matches DOM element only when:
+    // - it has a special inner text
+    // - or it has a special link
+    // When no match, the element won't be parsed as sub node but will be processed by other extensions
+    return [
+      {
+        tag: 'sub',
+        getAttrs: (el: HTMLElement | string) => {
+          if (typeof el !== 'string') {
+            if (this.options.hasHulyText(el.textContent ?? '')) {
+              return null
+            }
+
+            const link = el.querySelector('a[href]')
+            const href = link?.getAttribute('href') ?? ''
+            if (link != null && this.options.hasHulyLink(href)) {
+              return null
+            }
+          }
+          // no match
+          return false
+        }
+      }
+    ]
+  },
+
+  renderHTML ({ HTMLAttributes }) {
+    return ['sub', mergeAttributes(this.options.HTMLAttributes, HTMLAttributes), 0]
+  }
+})
+
+export interface GithubKitOptions {
+  sub?: Partial<SubLinkOptions> | false
+}
+
+export const GithubKit = Extension.create<GithubKitOptions>({
+  name: 'githubKit',
+
+  addExtensions () {
+    return [
+      ServerKit.configure({
+        image: {
+          getBlobRef: async () => ({ src: '', srcset: '' })
+        }
+      }),
+      ...(this.options.sub !== false ? [SubLink.configure({ ...this.options.sub })] : [])
+    ]
+  }
+})
+
+export const defaultExtensions: AnyExtension[] = [GithubKit.configure({})]