name: Build

on:
  push:
    paths:
      - ".github/workflows/build.yml"
      - "src/**"
      - "migrations/**"
      - "Cargo.*"
      - "build.rs"
      - "rust-toolchain.toml"
      - "rustfmt.toml"
      - "diesel.toml"
      - "docker/Dockerfile.j2"
      - "docker/DockerSettings.yaml"
  pull_request:
    paths:
      - ".github/workflows/build.yml"
      - "src/**"
      - "migrations/**"
      - "Cargo.*"
      - "build.rs"
      - "rust-toolchain.toml"
      - "rustfmt.toml"
      - "diesel.toml"
      - "docker/Dockerfile.j2"
      - "docker/DockerSettings.yaml"

jobs:
  build:
    # We use Ubuntu 22.04 here because this matches the library versions used within the Debian docker containers
    runs-on: ubuntu-22.04
    timeout-minutes: 120
    # Make warnings errors, this is to prevent warnings slipping through.
    # This is done globally to prevent rebuilds when the RUSTFLAGS env variable changes.
    env:
      RUSTFLAGS: "-D warnings"
    strategy:
      fail-fast: false
      matrix:
        channel:
          - "rust-toolchain" # The version defined in rust-toolchain
          - "msrv" # The supported MSRV

    name: Build and Test ${{ matrix.channel }}

    steps:
      # Checkout the repo
      - name: "Checkout"
        uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 #v4.1.7
      # End Checkout the repo


      # Install dependencies
      - name: "Install dependencies Ubuntu"
        run: sudo apt-get update && sudo apt-get install -y --no-install-recommends openssl build-essential libmariadb-dev-compat libpq-dev libssl-dev pkg-config
      # End Install dependencies


      # Determine rust-toolchain version
      - name: Init Variables
        id: toolchain
        shell: bash
        run: |
          if [[ "${{ matrix.channel }}" == 'rust-toolchain' ]]; then
            RUST_TOOLCHAIN="$(grep -oP 'channel.*"(\K.*?)(?=")' rust-toolchain.toml)"
          elif [[ "${{ matrix.channel }}" == 'msrv' ]]; then
            RUST_TOOLCHAIN="$(grep -oP 'rust-version.*"(\K.*?)(?=")' Cargo.toml)"
          else
            RUST_TOOLCHAIN="${{ matrix.channel }}"
          fi
          echo "RUST_TOOLCHAIN=${RUST_TOOLCHAIN}" | tee -a "${GITHUB_OUTPUT}"
      # End Determine rust-toolchain version


      # Only install the clippy and rustfmt components on the default rust-toolchain
      - name: "Install rust-toolchain version"
        uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a # master @ Aug 8, 2024, 7:36 PM GMT+2
        if: ${{ matrix.channel == 'rust-toolchain' }}
        with:
          toolchain: "${{steps.toolchain.outputs.RUST_TOOLCHAIN}}"
          components: clippy, rustfmt
      # End Uses the rust-toolchain file to determine version


      # Install the any other channel to be used for which we do not execute clippy and rustfmt
      - name: "Install MSRV version"
        uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a # master @ Aug 8, 2024, 7:36 PM GMT+2
        if: ${{ matrix.channel != 'rust-toolchain' }}
        with:
          toolchain: "${{steps.toolchain.outputs.RUST_TOOLCHAIN}}"
      # End Install the MSRV channel to be used

      # Set the current matrix toolchain version as default
      - name: "Set toolchain ${{steps.toolchain.outputs.RUST_TOOLCHAIN}} as default"
        run: |
          # Remove the rust-toolchain.toml
          rm rust-toolchain.toml
          # Set the default
          rustup default ${{steps.toolchain.outputs.RUST_TOOLCHAIN}}

      # Show environment
      - name: "Show environment"
        run: |
          rustc -vV
          cargo -vV
      # End Show environment

      # Enable Rust Caching
      - uses: Swatinem/rust-cache@23bce251a8cd2ffc3c1075eaa2367cf899916d84 # v2.7.3
        with:
          # Use a custom prefix-key to force a fresh start. This is sometimes needed with bigger changes.
          # Like changing the build host from Ubuntu 20.04 to 22.04 for example.
          # Only update when really needed! Use a <year>.<month>[.<inc>] format.
          prefix-key: "v2023.07-rust"
      # End Enable Rust Caching

      # Run cargo tests
      # First test all features together, afterwards test them separately.
      - name: "test features: sqlite,mysql,postgresql,enable_mimalloc"
        id: test_sqlite_mysql_postgresql_mimalloc
        if: $${{ always() }}
        run: |
          cargo test --features sqlite,mysql,postgresql,enable_mimalloc

      - name: "test features: sqlite,mysql,postgresql"
        id: test_sqlite_mysql_postgresql
        if: $${{ always() }}
        run: |
          cargo test --features sqlite,mysql,postgresql

      - name: "test features: sqlite"
        id: test_sqlite
        if: $${{ always() }}
        run: |
          cargo test --features sqlite

      - name: "test features: mysql"
        id: test_mysql
        if: $${{ always() }}
        run: |
          cargo test --features mysql

      - name: "test features: postgresql"
        id: test_postgresql
        if: $${{ always() }}
        run: |
          cargo test --features postgresql
      # End Run cargo tests


      # Run cargo clippy, and fail on warnings
      - name: "clippy features: sqlite,mysql,postgresql,enable_mimalloc"
        id: clippy
        if: ${{ always() && matrix.channel == 'rust-toolchain' }}
        run: |
          cargo clippy --features sqlite,mysql,postgresql,enable_mimalloc -- -D warnings
      # End Run cargo clippy


      # Run cargo fmt (Only run on rust-toolchain defined version)
      - name: "check formatting"
        id: formatting
        if: ${{ always() && matrix.channel == 'rust-toolchain' }}
        run: |
          cargo fmt --all -- --check
      # End Run cargo fmt


      # Check for any previous failures, if there are stop, else continue.
      # This is useful so all test/clippy/fmt actions are done, and they can all be addressed
      - name: "Some checks failed"
        if: ${{ failure() }}
        run: |
          echo "### :x: Checks Failed!" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "|Job|Status|" >> $GITHUB_STEP_SUMMARY
          echo "|---|------|" >> $GITHUB_STEP_SUMMARY
          echo "|test (sqlite,mysql,postgresql,enable_mimalloc)|${{ steps.test_sqlite_mysql_postgresql_mimalloc.outcome }}|" >> $GITHUB_STEP_SUMMARY
          echo "|test (sqlite,mysql,postgresql)|${{ steps.test_sqlite_mysql_postgresql.outcome }}|" >> $GITHUB_STEP_SUMMARY
          echo "|test (sqlite)|${{ steps.test_sqlite.outcome }}|" >> $GITHUB_STEP_SUMMARY
          echo "|test (mysql)|${{ steps.test_mysql.outcome }}|" >> $GITHUB_STEP_SUMMARY
          echo "|test (postgresql)|${{ steps.test_postgresql.outcome }}|" >> $GITHUB_STEP_SUMMARY
          echo "|clippy (sqlite,mysql,postgresql,enable_mimalloc)|${{ steps.clippy.outcome }}|" >> $GITHUB_STEP_SUMMARY
          echo "|fmt|${{ steps.formatting.outcome }}|" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "Please check the failed jobs and fix where needed." >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          exit 1


      # Check for any previous failures, if there are stop, else continue.
      # This is useful so all test/clippy/fmt actions are done, and they can all be addressed
      - name: "All checks passed"
        if: ${{ success() }}
        run: |
          echo "### :tada: Checks Passed!" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY