From 0433e3a8a6c84128b6177fb75075195ff575b794 Mon Sep 17 00:00:00 2001
From: Ice Lam <pinky.yy.lam@gmail.com>
Date: Sat, 23 Jan 2021 12:58:14 +0800
Subject: [PATCH] ci: add github action for auto release

---
 .eslintrc                         | 12 ++++++++++-
 .github/workflows/release.yml     | 33 +++++++++++++++++++++++++++++++
 .versionrc                        |  3 +++
 CHANGELOG.md                      |  2 --
 package.json                      |  3 ++-
 scripts/extractLatestChangeLog.js | 16 +++++++++++++++
 6 files changed, 65 insertions(+), 4 deletions(-)
 create mode 100644 .github/workflows/release.yml
 create mode 100644 .versionrc
 create mode 100644 scripts/extractLatestChangeLog.js

diff --git a/.eslintrc b/.eslintrc
index fd9415c..23b4944 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -36,5 +36,15 @@
         "ts": "never",
       }
     ]
-  }
+  },
+  "overrides": [
+    {
+      "files": ["scripts/*.js"],
+      "env": { "node": true },
+      "rules": {
+        "@typescript-eslint/no-var-requires": ["off"],
+        "no-console": ["off"]
+      }
+    }
+  ]
 }
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 0000000..29611cb
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,33 @@
+name: Create release
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  release:
+    name: Create release
+    runs-on: ubuntu-18.04
+
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@master
+      - name: Setup Node.js version
+        uses: actions/setup-node@master
+        with:
+          node-version: '12.16.1'
+
+      - name: Generate release body
+        run: |
+          yarn extract-latest-change-log
+      - name: Create release
+        id: create-release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: ${{ github.ref }}
+          draft: false
+          prerelease: false
+          body_path: RELEASE_BODY.md
diff --git a/.versionrc b/.versionrc
new file mode 100644
index 0000000..6795abe
--- /dev/null
+++ b/.versionrc
@@ -0,0 +1,3 @@
+{
+  "header": "# Changelog\n"
+}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7972176..be4e40a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,5 @@
 # Changelog
 
-All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
-
 ### [1.0.1](https://github.com/icelam/html-inline-script-webpack-plugin/compare/v1.0.0...v1.0.1) (2021-01-22)
 
 
diff --git a/package.json b/package.json
index 939d2dd..1b3073a 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,8 @@
     "lint": "eslint --ext .ts,js src",
     "prepare": "install-peers",
     "first-release": "npx standard-version --commit-all --tag-prefix v --first-release",
-    "release": "npx standard-version --commit-all --tag-prefix v"
+    "release": "npx standard-version --commit-all --tag-prefix v",
+    "extract-latest-change-log": "node scripts/extractLatestChangeLog.js"
   },
   "author": "Ice Lam",
   "repository": {
diff --git a/scripts/extractLatestChangeLog.js b/scripts/extractLatestChangeLog.js
new file mode 100644
index 0000000..e36a49b
--- /dev/null
+++ b/scripts/extractLatestChangeLog.js
@@ -0,0 +1,16 @@
+const fs = require('fs').promises;
+const path = require('path');
+
+const BASE_DIR = path.join(__dirname, '..');
+const CHANGELOG_PATH = path.join(BASE_DIR, 'CHANGELOG.md');
+const RELEASE_BODY_PATH = path.join(BASE_DIR, 'RELEASE_BODY.md');
+
+(async () => {
+  try {
+    const file = await fs.readFile(CHANGELOG_PATH, 'utf8');
+    const updated = /(#+ \[\d+\.\d+\.\d+].*?)#+ \[?\d+\.\d+\.\d+]?/s.exec(file);
+    await fs.writeFile(RELEASE_BODY_PATH, updated[1]);
+  } catch (error) {
+    console.error(error);
+  }
+})();