name: Rust Docker Build

on:
  push:
    branches:
      - 'RUST'

jobs:
  test-build:
    runs-on: ubuntu-latest
    outputs:
      rust-version: ${{ steps.vars.outputs.rust_version }}
      sha-short: ${{ steps.vars.outputs.sha_short }}
    steps:
      - uses: actions/checkout@v4
      
      - name: Set up Rust toolchain cache
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/bin/
            ~/.cargo/registry/index/
            ~/.cargo/registry/cache/
            ~/.cargo/git/db/
            target/
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-
      
      - name: Extract version from Cargo.toml
        id: extract_version
        run: |
          VERSION=$(grep '^version = ' Cargo.toml | head -1 | sed 's/version = "\(.*\)"/\1/')
          echo "cargo_version=$VERSION" >> $GITHUB_OUTPUT
          echo "Extracted version: $VERSION"
      
      - name: Set outputs
        id: vars
        run: |
          echo "sha_short=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
          echo "rust_version=rs-${{ steps.extract_version.outputs.cargo_version }}" >> $GITHUB_OUTPUT
      
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      
      - name: Test build (linux/amd64 only)
        uses: docker/build-push-action@v5
        with:
          context: .
          platforms: linux/amd64
          push: false
          cache-from: |
            type=registry,ref=ultradesu/outfleet:deps-cache
            type=registry,ref=ultradesu/outfleet:builder-cache
          build-args: |
            GIT_COMMIT=${{ github.sha }}
            GIT_COMMIT_SHORT=${{ steps.vars.outputs.sha_short }}
            BUILD_DATE=$(date -u +'%Y-%m-%d %H:%M:%S UTC')
            BRANCH_NAME=${GITHUB_REF#refs/heads/}
            CARGO_VERSION=${{ steps.extract_version.outputs.cargo_version }}

  docker:
    runs-on: ubuntu-latest
    needs: test-build
    steps:
      - uses: actions/checkout@v4
      
      - name: Set build variables
        id: vars
        run: |
          echo "sha_short=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
          echo "sha_full=$(git rev-parse HEAD)" >> $GITHUB_OUTPUT
          echo "build_date=$(date -u +'%Y-%m-%d %H:%M:%S UTC')" >> $GITHUB_OUTPUT
          echo "branch_name=${GITHUB_REF#refs/heads/}" >> $GITHUB_OUTPUT
      
      - name: Extract version from Cargo.toml
        id: extract_version
        run: |
          VERSION=$(grep '^version = ' Cargo.toml | head -1 | sed 's/version = "\(.*\)"/\1/')
          echo "cargo_version=$VERSION" >> $GITHUB_OUTPUT
      
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      
      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      
      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          push: true
          cache-from: |
            type=registry,ref=ultradesu/outfleet:deps-cache
            type=registry,ref=ultradesu/outfleet:builder-cache  
            type=registry,ref=ultradesu/outfleet:rust-buildcache
          cache-to: |
            type=registry,ref=ultradesu/outfleet:deps-cache,mode=max
            type=registry,ref=ultradesu/outfleet:builder-cache,mode=max
            type=registry,ref=ultradesu/outfleet:rust-buildcache,mode=max
          build-args: |
            GIT_COMMIT=${{ steps.vars.outputs.sha_full }}
            GIT_COMMIT_SHORT=${{ steps.vars.outputs.sha_short }}
            BUILD_DATE=${{ steps.vars.outputs.build_date }}
            BRANCH_NAME=${{ steps.vars.outputs.branch_name }}
            CARGO_VERSION=${{ steps.extract_version.outputs.cargo_version }}
          tags: |
            ultradesu/outfleet:rs-${{ steps.extract_version.outputs.cargo_version }}
            ultradesu/outfleet:rs-${{ steps.extract_version.outputs.cargo_version }}-${{ steps.vars.outputs.sha_short }}
            ultradesu/outfleet:rust-latest