name: CI/CD

on:
  push:
    branches:
      - '**'

env:
  REGISTRY: gitea.kawaii-alyssa.dev

jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install Rust
        run: |
          curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
          echo "$HOME/.cargo/bin" >> $GITHUB_PATH

      - name: Cache Rust build
        uses: actions/cache@v3
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: rust-${{ runner.os }}-${{ hashFiles('Cargo.lock') }}
          restore-keys: rust-${{ runner.os }}-

      - name: Build
        run: cargo build --release --locked

      - name: Run clippy
        run: cargo clippy --release --all-targets --locked -- -D warnings

  test:
    name: Unit Tests
    needs: build
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Install Rust
        run: |
          curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
          echo "$HOME/.cargo/bin" >> $GITHUB_PATH

      - name: Cache Rust build
        uses: actions/cache@v3
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: rust-${{ runner.os }}-${{ hashFiles('Cargo.lock') }}
          restore-keys: rust-${{ runner.os }}-

      - name: Run tests
        run: cargo test --release --locked

  docker:
    name: Docker
    needs: test
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Compute image metadata
        id: meta
        run: |
          IMAGE="${{ env.REGISTRY }}/${{ gitea.repository }}"
          IMAGE=$(echo "$IMAGE" | tr '[:upper:]' '[:lower:]')
          SHORT_SHA=$(echo "${{ gitea.sha }}" | cut -c1-7)

          if [[ "${{ gitea.ref }}" == refs/heads/release/* ]]; then
            VERSION=$(echo "${{ gitea.ref_name }}" | sed 's|release/||')
            TAG="${VERSION}"
            TAGS="${IMAGE}:${TAG}
          ${IMAGE}:latest"
          else
            BRANCH=$(echo "${{ gitea.ref_name }}" | tr '/' '-')
            TAG="${BRANCH}-${SHORT_SHA}"
            TAGS="${IMAGE}:${TAG}"
          fi

          echo "image=${IMAGE}" >> $GITHUB_OUTPUT
          echo "tag=${TAG}"     >> $GITHUB_OUTPUT
          echo "tags=${TAGS}"   >> $GITHUB_OUTPUT
          echo "Image: ${IMAGE}:${TAG}"

      - name: Log in to Gitea container registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ gitea.actor }}
          password: ${{ secrets.REGISTRY_TOKEN }}

      - name: Set up Docker Build
        uses: docker/setup-buildx-action@v3
        with:
          driver-opts: network=host

      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}

  frontend-build:
    name: Frontend Build
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up Node
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'
          cache-dependency-path: frontend/package-lock.json

      - name: Install dependencies
        working-directory: frontend
        run: npm ci

      - name: Type-check and build
        working-directory: frontend
        run: npm run build

  frontend-docker:
    name: Frontend Docker
    needs: frontend-build
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Compute image metadata
        id: meta
        run: |
          IMAGE="${{ env.REGISTRY }}/${{ gitea.repository }}-frontend"
          IMAGE=$(echo "$IMAGE" | tr '[:upper:]' '[:lower:]')
          SHORT_SHA=$(echo "${{ gitea.sha }}" | cut -c1-7)

          if [[ "${{ gitea.ref }}" == refs/heads/release/* ]]; then
            VERSION=$(echo "${{ gitea.ref_name }}" | sed 's|release/||')
            TAG="${VERSION}"
            TAGS="${IMAGE}:${TAG}
          ${IMAGE}:latest"
          else
            BRANCH=$(echo "${{ gitea.ref_name }}" | tr '/' '-')
            TAG="${BRANCH}-${SHORT_SHA}"
            TAGS="${IMAGE}:${TAG}"
          fi

          echo "image=${IMAGE}" >> $GITHUB_OUTPUT
          echo "tag=${TAG}"     >> $GITHUB_OUTPUT
          echo "tags=${TAGS}"   >> $GITHUB_OUTPUT
          echo "Image: ${IMAGE}:${TAG}"

      - name: Log in to Gitea container registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ gitea.actor }}
          password: ${{ secrets.REGISTRY_TOKEN }}

      - name: Set up Docker Build
        uses: docker/setup-buildx-action@v3
        with:
          driver-opts: network=host

      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          context: ./frontend
          push: true
          tags: ${{ steps.meta.outputs.tags }}

#================================================================
# Deploy is intentionally omitted for now -- this workflow only
# builds, tests, and pushes the images.
#================================================================