From a6c9ff251be9f59596eb7b8f290d41528ced5cb8 Mon Sep 17 00:00:00 2001
From: Innei <i@innei.in>
Date: Mon, 15 Jan 2024 13:02:13 +0800
Subject: [PATCH] ci: add analysis

Signed-off-by: Innei <i@innei.in>
---
 .github/workflows/nextjs_bundle_analysis.yml | 92 ++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 .github/workflows/nextjs_bundle_analysis.yml

diff --git a/.github/workflows/nextjs_bundle_analysis.yml b/.github/workflows/nextjs_bundle_analysis.yml
new file mode 100644
index 0000000000..e71be08adf
--- /dev/null
+++ b/.github/workflows/nextjs_bundle_analysis.yml
@@ -0,0 +1,92 @@
+name: 'Next.js Bundle Analysis'
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main # change this if your default branch is named differently
+      - master
+      - dev
+  workflow_dispatch:
+
+defaults:
+  run:
+    # change this if your nextjs app does not live at the root of the repo
+    working-directory: ./
+
+jobs:
+  analyze:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 20
+
+      # If pnpm is used, you need to switch the previous step with the following one. pnpm does not create a package-lock.json
+      # so the step above will fail to pull dependencies
+      - uses: pnpm/action-setup@v2
+        name: Install pnpm
+        id: pnpm-install
+        with:
+          version: 8
+          run_install: true
+
+      - name: Restore next build
+        uses: actions/cache@v3
+        id: restore-build-cache
+        env:
+          cache-name: cache-next-build
+        with:
+          # if you use a custom build directory, replace all instances of `.next` in this file with your build directory
+          # ex: if your app builds to `dist`, replace `.next` with `dist`
+          path: .next/cache
+          # change this if you prefer a more strict cache
+          key: ${{ runner.os }}-build-${{ env.cache-name }}
+
+      - name: Build next.js app
+        # change this if your site requires a custom build command
+        run: ./node_modules/.bin/next build
+
+      # Here's the first place where next-bundle-analysis' own script is used
+      # This step pulls the raw bundle stats for the current bundle
+      - name: Analyze bundle
+        run: npx -p nextjs-bundle-analysis report
+
+      - name: Upload bundle
+        uses: actions/upload-artifact@v3
+        with:
+          name: bundle
+          path: .next/analyze/__bundle_analysis.json
+
+      - name: Download base branch bundle stats
+        uses: dawidd6/action-download-artifact@v2
+        if: success() && github.event.number
+        with:
+          workflow: nextjs_bundle_analysis.yml
+          branch: ${{ github.event.pull_request.base.ref }}
+          path: .next/analyze/base
+
+      - name: Compare with base branch bundle
+        if: success() && github.event.number
+        run: ls -laR .next/analyze/base && npx -p nextjs-bundle-analysis compare
+
+      - name: Upload analysis
+        if: success() && github.event.number
+        uses: actions/upload-artifact@v3
+        with:
+          name: analysis_comment
+          path: .next/analyze/__bundle_analysis_comment.txt
+
+      - name: Save PR number
+        if: ${{ always() }}
+        run: echo ${{ github.event.number }} > ./pr-id.txt
+
+      - name: Upload PR number
+        if: ${{ always() }}
+        uses: actions/upload-artifact@v3
+        with:
+          name: pr
+          path: ./pr-id.txt