# this name is used in report-backend-memory.yml so be careful when change name
name: Get backend memory usage

on:
  pull_request:
    branches:
      - master
      - develop
    paths:
      - packages/backend/**
      - packages/misskey-js/**
      - .github/workflows/get-backend-memory.yml

jobs:
  get-memory-usage:
    runs-on: ubuntu-latest
    permissions:
      contents: read

    strategy:
      matrix:
        memory-json-name: [memory-base.json, memory-head.json]
        include:
          - memory-json-name: memory-base.json
            ref: ${{ github.base_ref }}
          - memory-json-name: memory-head.json
            ref: refs/pull/${{ github.event.number }}/merge

    services:
      postgres:
        image: postgres:18
        ports:
          - 54312:5432
        env:
          POSTGRES_DB: test-misskey
          POSTGRES_HOST_AUTH_METHOD: trust
      redis:
        image: redis:7
        ports:
          - 56312:6379

    steps:
    - uses: actions/checkout@v4.3.0
      with:
        ref: ${{ matrix.ref }}
        submodules: true
    - name: Setup pnpm
      uses: pnpm/action-setup@v4.2.0
    - name: Use Node.js
      uses: actions/setup-node@v4.4.0
      with:
        node-version-file: '.node-version'
        cache: 'pnpm'
    - run: pnpm i --frozen-lockfile
    - name: Check pnpm-lock.yaml
      run: git diff --exit-code pnpm-lock.yaml
    - name: Copy Configure
      run: cp .github/misskey/test.yml .config/default.yml
    - name: Compile Configure
      run: pnpm compile-config
    - name: Build
      run: pnpm build
    - name: Run migrations
      run: pnpm --filter backend migrate
    - name: Measure memory usage
      run: |
        # Start the server and measure memory usage
        node packages/backend/scripts/measure-memory.mjs > ${{ matrix.memory-json-name }}
    - name: Upload Artifact
      uses: actions/upload-artifact@v4
      with:
        name: memory-artifact-${{ matrix.memory-json-name }}
        path: ${{ matrix.memory-json-name }}

  save-pr-number:
    runs-on: ubuntu-latest
    permissions: {}
    steps:
      - name: Save PR number
        env:
          PR_NUMBER: ${{ github.event.number }}
        run: |
          echo "$PR_NUMBER" > ./pr_number
      - uses: actions/upload-artifact@v4
        with:
          name: memory-artifact-pr-number
          path: pr_number