feat: git patch summary for github commit and compare

src/content-script/site-adapters/github/index.mjs

@@ -0,0 +1,57 @@
+import { cropText } from '../../../utils/crop-text.mjs'
+import { limitedFetch } from '../../../utils/limited-fetch.mjs'
+import { config } from '../index.mjs'
+
+const getPatchUrl = async () => {
+  const patchUrl = location.origin + location.pathname + '.patch'
+  const response = await fetch(patchUrl, { method: 'HEAD' })
+  if (response.ok) return patchUrl
+  return ''
+}
+
+const getPatchData = async (patchUrl) => {
+  if (!patchUrl) return
+
+  let patchData = await limitedFetch(patchUrl, 1024 * 40)
+  patchData = patchData.substring(patchData.indexOf('---'))
+  return patchData
+}
+
+export default {
+  init: async (hostname, userConfig, getInput, mountComponent) => {
+    try {
+      const targetNode = document.querySelector('body')
+      const observer = new MutationObserver(async (records) => {
+        if (
+          records.some(
+            (record) =>
+              record.type === 'childList' &&
+              [...record.addedNodes].some((node) => node.classList.contains('page-responsive')),
+          )
+        ) {
+          const patchUrl = await getPatchUrl()
+          if (patchUrl) {
+            mountComponent(config.github, userConfig)
+          }
+        }
+      })
+      observer.observe(targetNode, { childList: true })
+    } catch (e) {
+      /* empty */
+    }
+  },
+  inputQuery: async () => {
+    try {
+      const patchUrl = await getPatchUrl()
+      const patchData = await getPatchData(patchUrl)
+      if (!patchData) return
+
+      return cropText(
+        `Analyze the contents of a git commit,provide a suitable commit message,and summarize the contents of the commit.` +
+          `The patch contents of this commit are as follows:\n${patchData}`,
+      )
+    } catch (e) {
+      console.log(e)
+    }
+  },
+}