name: Rust

on:
  push:
    branches:
      - main
  pull_request:
    types: [opened, synchronize, reopened]
    branches:
      - main

env:
  CARGO_TERM_COLOR: always
  SQLX_VERSION: 0.8.6
  SQLX_FEATURES: "rustls,postgres"
  APP_USER: app
  APP_USER_PWD: secret
  APP_DB_NAME: newsletter
  APP_DATABASE__PORT: 15432
  APP_REDIS_URI: redis://127.0.0.1:16379

jobs:
  test:
    name: Test
    runs-on: ubuntu-latest
    services:
      postgres:
        image: postgres
        env:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: password
          POSTGRES_DB: postgres
        ports:
          - 15432:5432
      redis:
        image: redis
        ports:
          - 16379:6379
    steps:
      - name: Check out repository code
        uses: actions/checkout@v4
      - name: Install the Rust toolchain
        uses: actions-rust-lang/setup-rust-toolchain@v1
        with:
          cache: false
      - name: Install sqlx-cli
        run: cargo install sqlx-cli
          --version=${{ env.SQLX_VERSION }}
          --features ${{ env.SQLX_FEATURES }}
          --no-default-features
          --locked
      - name: Create app user in Postgres
        run: |
          sudo apt-get update && sudo apt-get install postgresql-client

          CREATE_QUERY="CREATE USER ${APP_USER} WITH PASSWORD '${APP_USER_PWD}';"
          PGPASSWORD="password" psql -U postgres -h localhost -p 15432 -c "${CREATE_QUERY}"

          GRANT_QUERY="ALTER USER ${APP_USER} CREATEDB;"
          PGPASSWORD="password" psql -U postgres -h localhost -p 15432 -c "${GRANT_QUERY}"
      - name: Migrate database
        run: SKIP_DOCKER=true ./scripts/init_db.sh
      - name: Run tests
        run: cargo test
      - name: Check that queries are fresh
        run: cargo sqlx prepare --check --workspace

  fmt:
    name: Rustfmt
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install the Rust toolchain
        uses: actions-rust-lang/setup-rust-toolchain@v1
        with:
          components: rustfmt
          cache: false
      - name: Enforce formatting
        run: cargo fmt --check

  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    env:
      SQLX_OFFLINE: true
    steps:
      - uses: actions/checkout@v4
      - name: Install the Rust toolchain
        uses: actions-rust-lang/setup-rust-toolchain@v1
        with:
          cache: false
        with:
          components: clippy
      - name: Linting
        run: cargo clippy -- -D warnings

  coverage:
    name: Code coverage
    runs-on: ubuntu-latest
    services:
      postgres:
        image: postgres
        env:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: password
          POSTGRES_DB: postgres
        ports:
          - 15432:5432
      redis:
        image: redis
        ports:
          - 16379:6379
    steps:
      - uses: actions/checkout@v4
      - name: Install the Rust toolchain
        uses: actions-rust-lang/setup-rust-toolchain@v1
        with:
          components: llvm-tools-preview
          cache: false
      - name: Install sqlx-cli
        run: cargo install sqlx-cli
          --version=${{ env.SQLX_VERSION }}
          --features ${{ env.SQLX_FEATURES }}
          --no-default-features
          --locked
      - name: Create app user in Postgres
        run: |
          sudo apt-get update && sudo apt-get install postgresql-client

          CREATE_QUERY="CREATE USER ${APP_USER} WITH PASSWORD '${APP_USER_PWD}';"
          PGPASSWORD="password" psql -U postgres -h localhost -p 15432 -c "${CREATE_QUERY}"

          GRANT_QUERY="ALTER USER ${APP_USER} CREATEDB;"
          PGPASSWORD="password" psql -U postgres -h localhost -p 15432 -c "${GRANT_QUERY}"
      - name: Migrate database
        run: SKIP_DOCKER=true ./scripts/init_db.sh
      - name: Install cargo-llvm-cov
        uses: taiki-e/install-action@cargo-llvm-cov
      - name: Generate code coverage
        run: cargo llvm-cov --all-features --workspace --lcov --output-path lcov.info
      - name: Generate report
        run: cargo llvm-cov report --html --output-dir coverage
      - uses: actions/upload-artifact@v4
        with:
          name: "Coverage report"
          path: coverage/