name: Release
permissions:
  contents: write

on:
  workflow_dispatch:
  push:
    tags: ["v*"]

jobs:
  prepare:
    runs-on: ubuntu-latest
    outputs:
      should_run: ${{ steps.version.outputs.should_run }}
      version: ${{ steps.version.outputs.version }}
      is_prerelease: ${{ steps.version.outputs.is_prerelease }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Resolve version metadata
        id: version
        run: |
          SHOULD_RUN=true
          POINTED_TAG="$(git tag --points-at HEAD --list 'v*' | sort -V | tail -n1)"

          if [[ "${GITHUB_REF}" == refs/heads/main ]] && [[ -n "$POINTED_TAG" ]]; then
            SHOULD_RUN=true
            VERSION="$POINTED_TAG"
          elif [[ "${GITHUB_REF}" == refs/tags/* ]]; then
            VERSION="${GITHUB_REF_NAME}"
          else
            VERSION="$(git describe --tags)"
          fi

          echo "should_run=$SHOULD_RUN" >> "$GITHUB_OUTPUT"
          echo "version=$VERSION" >> "$GITHUB_OUTPUT"
          if [[ "$VERSION" =~ ^v[0-9]+(\.[0-9]+)*$ ]]; then
            echo "is_prerelease=false" >> "$GITHUB_OUTPUT"
          else
            echo "is_prerelease=true" >> "$GITHUB_OUTPUT"
          fi

  build-frontend:
    needs: prepare
    if: needs.prepare.outputs.should_run == 'true'
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 20

      - name: Build Frontend
        env:
          CI: ""
          VERSION: ${{ needs.prepare.outputs.version }}
        run: |
          cd atsf_server/web
          corepack enable
          pnpm install --frozen-lockfile
          NEXT_PUBLIC_APP_VERSION="$VERSION" pnpm build

      - name: Upload Frontend Artifact
        uses: actions/upload-artifact@v4
        with:
          name: frontend-build
          path: atsf_server/web/build
          retention-days: 1

  build-binaries:
    needs:
      - prepare
      - build-frontend
    if: needs.prepare.outputs.should_run == 'true'
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        include:
          - goos: linux
            goarch: amd64
            asset_name: atsflare-server-linux-amd64
          - goos: linux
            goarch: arm64
            asset_name: atsflare-server-linux-arm64
          - goos: darwin
            goarch: amd64
            asset_name: atsflare-server-darwin-amd64
          - goos: darwin
            goarch: arm64
            asset_name: atsflare-server-darwin-arm64
          - goos: windows
            goarch: amd64
            asset_name: atsflare-server-windows-amd64.exe

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Download Frontend Artifact
        uses: actions/download-artifact@v4
        with:
          name: frontend-build
          path: atsf_server/web/build

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version-file: atsf_server/go.mod

      - name: Build Server
        working-directory: atsf_server
        env:
          CGO_ENABLED: 0
          GOOS: ${{ matrix.goos }}
          GOARCH: ${{ matrix.goarch }}
          ASSET_NAME: ${{ matrix.asset_name }}
          VERSION: ${{ needs.prepare.outputs.version }}
        run: |
          go mod download
          mkdir -p ../dist
          go build -trimpath -ldflags "-s -w -X 'atsflare/common.Version=$VERSION'" -o "../dist/$ASSET_NAME" .

      - name: Upload Binary Artifact
        uses: actions/upload-artifact@v4
        with:
          name: server-${{ matrix.goos }}-${{ matrix.goarch }}
          path: dist/${{ matrix.asset_name }}
          retention-days: 1

  build-agent-binaries:
    needs: prepare
    if: needs.prepare.outputs.should_run == 'true'
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        include:
          - goos: linux
            goarch: amd64
            asset_name: atsflare-agent-linux-amd64
          - goos: linux
            goarch: arm64
            asset_name: atsflare-agent-linux-arm64
          - goos: darwin
            goarch: amd64
            asset_name: atsflare-agent-darwin-amd64
          - goos: darwin
            goarch: arm64
            asset_name: atsflare-agent-darwin-arm64

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version-file: atsf_agent/go.mod

      - name: Build Agent
        working-directory: atsf_agent
        env:
          CGO_ENABLED: 0
          GOOS: ${{ matrix.goos }}
          GOARCH: ${{ matrix.goarch }}
          ASSET_NAME: ${{ matrix.asset_name }}
          VERSION: ${{ needs.prepare.outputs.version }}
        run: |
          go mod download
          mkdir -p ../dist
          go build -trimpath -ldflags "-s -w -X 'atsflare-agent/internal/config.AgentVersion=$VERSION'" -o "../dist/$ASSET_NAME" ./cmd/agent

      - name: Upload Agent Artifact
        uses: actions/upload-artifact@v4
        with:
          name: agent-${{ matrix.goos }}-${{ matrix.goarch }}
          path: dist/${{ matrix.asset_name }}
          retention-days: 1

  release:
    needs:
      - prepare
      - build-binaries
      - build-agent-binaries
    if: needs.prepare.outputs.should_run == 'true'
    runs-on: ubuntu-latest
    steps:
      - name: Download Server Artifacts
        uses: actions/download-artifact@v4
        with:
          pattern: "server-*"
          path: dist
          merge-multiple: true

      - name: Download Agent Artifacts
        uses: actions/download-artifact@v4
        with:
          pattern: "agent-*"
          path: dist
          merge-multiple: true

      - name: Release
        uses: softprops/action-gh-release@v1
        with:
          tag_name: ${{ needs.prepare.outputs.version }}
          name: ${{ needs.prepare.outputs.version }}
          target_commitish: ${{ github.sha }}
          files: dist/*
          draft: false
          prerelease: ${{ needs.prepare.outputs.is_prerelease == 'true' }}
          generate_release_notes: true
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}