Update output based on latest official package

.changeset/config.json

@@ -3,7 +3,7 @@
   "access": "public",
   "baseBranch": "main",
   "changelog": [
-    "@changesets/changelog-github",
+    "../packages/changesets-changelog/index.js",
     { "repo": "stormwarning/zazen" }
   ],
   "commit": false,

.changeset/friendly-lions-develop.md

@@ -0,0 +1,5 @@
+---
+'@zazen/changesets-changelog': major
+---
+
+Initial release

packages/changesets-changelog/index.js

@@ -4,56 +4,124 @@
  * @see https://github.com/atlassian/changesets/blob/main/packages/changelog-github/src/index.ts
  */
 
-import { getInfo } from '@changesets/get-github-info'
+import { getInfo, getInfoFromPullRequest } from '@changesets/get-github-info'
 
-const REPO = 'stormwarning/zazen'
+/**
+ * @param {Record<string, any> | null} options
+ */
+function validateOptions(options) {
+	if (!options || !options.repo) {
+		throw new Error(
+			'Please provide a repo to this changelog generator like this:\n"changelog": ["@zazen/changesets-changelog", { "repo": "org/repo" }]',
+		)
+	}
+}
 
 /** @type {import('@changesets/types').ChangelogFunctions} */
 const changelogFunctions = {
-	async getDependencyReleaseLine(changesets, dependenciesUpdated) {
+	async getDependencyReleaseLine(changesets, dependenciesUpdated, options) {
+		validateOptions(options)
 		if (dependenciesUpdated.length === 0) return ''
 
 		let changesetCommits = await Promise.all(
 			changesets.map(async (cs) => {
 				if (cs.commit) {
 					let { links } = await getInfo({
-						repo: REPO,
+						repo: options.repo,
 						commit: cs.commit,
 					})
 					return links.commit
 				}
 			}),
 		)
-		let changesetLink = `- Updated dependencies [${changesetCommits
+		let changesetLink = `- Updated dependencies ${changesetCommits
 			.filter(Boolean)
-			.join(', ')}]:`
-
+			.join(', ')}:`
 		let updatedDepenenciesList = dependenciesUpdated.map(
 			(dependency) => `  - ${dependency.name}@${dependency.newVersion}`,
 		)
 
 		return [changesetLink, ...updatedDepenenciesList].join('\n')
 	},
-	async getReleaseLine(changeset) {
-		let [firstLine, ...futureLines] = changeset.summary
+
+	async getReleaseLine(changeset, options) {
+		validateOptions(options)
+
+		let [repoOwner] = options.repo.split('/')
+		/** @type {number} */
+		let prFromSummary
+		/** @type {string} */
+		let commitFromSummary
+		/** @type {Array<string>} */
+		let usersFromSummary = []
+
+		let replacedSummary = changeset.summary
+			.replace(/^\s*(?:pr|pull|pull\s+request):\s*#?(\d+)/im, (_, pr) => {
+				let prNumber = Number(pr)
+				if (!Number.isNaN(prNumber)) prFromSummary = prNumber
+				return ''
+			})
+			.replace(/^\s*commit:\s*(\S+)/im, (_, commit) => {
+				commitFromSummary = commit
+				return ''
+			})
+			.replaceAll(/^\s*(?:author|user):\s*@?(\S+)/gim, (_, user) => {
+				// Ignore user if it's your own repo.
+				if (!user.includes(repoOwner)) usersFromSummary.push(user)
+				return ''
+			})
+			.trim()
+
+		let [firstLine, ...futureLines] = replacedSummary
 			.split('\n')
 			.map((l) => l.trimEnd())
 
-		if (changeset.commit) {
-			let { links } = await getInfo({
-				repo: REPO,
-				commit: changeset.commit,
-			})
+		let links = await (async () => {
+			if (prFromSummary !== undefined) {
+				let { links } = await getInfoFromPullRequest({
+					repo: options.repo,
+					pull: prFromSummary,
+				})
+
+				if (commitFromSummary) {
+					links = {
+						...links,
+						commit: `[\`${commitFromSummary}\`](https://github.com/${options.repo}/commit/${commitFromSummary})`,
+					}
+				}
 
-			let versionInfo =
-				links.pull === null ? changeset.commit : links.pull
+				return links
+			}
 
-			let summary = `- ${firstLine} (${versionInfo})`
+			let commitToFetchFrom = commitFromSummary || changeset.commit
+			if (commitToFetchFrom) {
+				let { links } = await getInfo({
+					repo: options.repo,
+					commit: commitToFetchFrom,
+				})
+				return links
+			}
 
-			return `${summary}\n${futureLines.map((l) => `  ${l}`).join('\n')}`
-		}
+			return {
+				commit: null,
+				pull: null,
+				user: null,
+			}
+		})()
+		let users =
+			usersFromSummary.length > 0
+				? usersFromSummary
+						.map(
+							(userFromSummary) =>
+								`[@${userFromSummary}](https://github.com/${userFromSummary})`,
+						)
+						.join(', ')
+				: links.user.includes(repoOwner) && links.user
+		let userThanks = users === null ? '' : `\n  Thanks ${users}!`
+		let versionInfo =
+			links.pull === null ? ` ${links.commit}` : ` (${links.pull})`
 
-		return `\n\n- ${firstLine}\n${futureLines
+		return `\n\n- ${firstLine}${versionInfo}${userThanks}\n${futureLines
 			.map((l) => `  ${l}`)
 			.join('\n')}`
 	},

packages/changesets-changelog/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@zazen/changesets-changelog",
-  "version": "6.4.0",
+  "version": "1.0.0",
   "description": "Generate changelogs, free of weariness and confusion",
   "keywords": [
     "changelog",