name: Build and Push Vue or Spring Boot Images

on:
  push:
    branches:
      - main
    paths:
      - 'vue-frontend/**'
      - 'vite-frontend/**'
      - 'springboot-backend/**'
      - 'go-gost/**'
      - '.github/workflows/docker-build.yml'

jobs:
  build-gost:
    if: contains(github.event.head_commit.message, '[skip gost]') == false
    name: Build & Compress GOST Binary
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@v3

      - name: Check for GOST changes
        uses: dorny/paths-filter@v2
        id: gost-changes
        with:
          filters: |
            gost:
              - 'go-gost/**'

      - name: Set up Go
        if: steps.gost-changes.outputs.gost == 'true'
        uses: actions/setup-go@v4
        with:
          go-version: '1.21'

      - name: Cache Go modules
        if: steps.gost-changes.outputs.gost == 'true'
        uses: actions/cache@v3
        with:
          path: |
            ~/.cache/go-build
            ~/go/pkg/mod
          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
          restore-keys: |
            ${{ runner.os }}-go-

      - name: Install UPX
        if: steps.gost-changes.outputs.gost == 'true'
        run: |
          wget https://github.com/upx/upx/releases/download/v4.2.1/upx-4.2.1-amd64_linux.tar.xz
          tar -xf upx-4.2.1-amd64_linux.tar.xz
          sudo mv upx-4.2.1-amd64_linux/upx /usr/local/bin/
          rm -rf upx-4.2.1-amd64_linux*

      - name: Build GOST binary
        if: steps.gost-changes.outputs.gost == 'true'
        working-directory: ./go-gost
        run: |
          CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags="-s -w" -o gost

      - name: Compress with UPX
        if: steps.gost-changes.outputs.gost == 'true'
        working-directory: ./go-gost
        run: |
          upx --best --lzma gost

      - name: Create Release
        if: steps.gost-changes.outputs.gost == 'true'
        id: create_release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: gost-latest
          release_name: GOST Binary Latest
          body: |
            GOST binary compiled from commit ${{ github.sha }}
            
            - Platform: Linux AMD64
            - Compressed with UPX
            - Build date: ${{ github.event.head_commit.timestamp }}
          draft: false
          prerelease: false

      - name: Upload GOST binary to Release
        if: steps.gost-changes.outputs.gost == 'true'
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ steps.create_release.outputs.upload_url }}
          asset_path: ./go-gost/gost
          asset_name: gost
          asset_content_type: application/octet-stream

  build-vite:
    if: contains(github.event.head_commit.message, '[skip vite]') == false
    name: Build & Push Vite Frontend
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - name: Check for Vite changes
        uses: dorny/paths-filter@v2
        id: vite-changes
        with:
          filters: |
            vite:
              - 'vite-frontend/**'

      - name: Set up Node.js
        if: steps.vite-changes.outputs.vite == 'true'
        uses: actions/setup-node@v4
        with:
          node-version: 20

      - name: Set up Docker Buildx
        if: steps.vite-changes.outputs.vite == 'true'
        uses: docker/setup-buildx-action@v2

      - name: Log in to DockerHub
        if: steps.vite-changes.outputs.vite == 'true'
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_TOKEN }}

      - name: Build and push Vite multi-arch image
        if: steps.vite-changes.outputs.vite == 'true'
        run: |
          docker buildx build \
            --platform linux/amd64 \
            --push \
            -t bqlpfy/vite-frontend \
            ./vite-frontend

  build-java:
    if: contains(github.event.head_commit.message, '[skip java]') == false
    name: Build & Push Spring Boot Backend
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - name: Check for Java changes
        uses: dorny/paths-filter@v2
        id: java-changes
        with:
          filters: |
            java:
              - 'springboot-backend/**'

      - name: Set up JDK and Maven
        if: steps.java-changes.outputs.java == 'true'
        uses: actions/setup-java@v3
        with:
          java-version: 21
          distribution: 'temurin'

      - name: Cache Maven dependencies
        if: steps.java-changes.outputs.java == 'true'
        uses: actions/cache@v3
        with:
          path: ~/.m2
          key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
          restore-keys: ${{ runner.os }}-m2

      - name: Build Java JAR
        if: steps.java-changes.outputs.java == 'true'
        working-directory: ./springboot-backend
        run: mvn clean package -DskipTests

      - name: Set up Docker Buildx
        if: steps.java-changes.outputs.java == 'true'
        uses: docker/setup-buildx-action@v2

      - name: Log in to DockerHub
        if: steps.java-changes.outputs.java == 'true'
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKER_HUB_USERNAME }}
          password: ${{ secrets.DOCKER_HUB_TOKEN }}

      - name: Build and push Java multi-arch image
        if: steps.java-changes.outputs.java == 'true'
        run: |
          docker buildx build \
            --platform linux/amd64 \
            --push \
            -t bqlpfy/springboot-backend \
            ./springboot-backend