name: Integration Tests

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

jobs:
  integration-tests:
    name: Integration Tests
    runs-on: ubuntu-latest

    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    - name: Set up Go
      uses: actions/setup-go@v5
      with:
        go-version: '1.25'

    - name: Cache Go modules
      uses: actions/cache@v4
      with:
        path: ~/go/pkg/mod
        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
        restore-keys: |
          ${{ runner.os }}-go-

    - name: Download dependencies
      run: go mod download

    - name: Start PostgreSQL container
      run: |
        docker run -d \
          --name relspec-test-postgres \
          -e POSTGRES_USER=relspec \
          -e POSTGRES_PASSWORD=relspec_test_password \
          -e POSTGRES_DB=relspec_test \
          -p 5432:5432 \
          postgres:16-alpine

    - name: Wait for PostgreSQL to be ready
      run: |
        echo "Waiting for PostgreSQL to start..."
        for i in {1..30}; do
          if docker exec relspec-test-postgres pg_isready -U relspec -d relspec_test > /dev/null 2>&1; then
            echo "PostgreSQL is ready!"
            break
          fi
          echo "Waiting... ($i/30)"
          sleep 1
        done
        sleep 2

    - name: Install PostgreSQL client
      run: |
        sudo apt-get update
        sudo apt-get install -y postgresql-client

    - name: Initialize test database
      env:
        PGPASSWORD: relspec_test_password
      run: |
        psql -h localhost -U relspec -d relspec_test -f tests/postgres/init.sql

    - name: Verify database setup
      env:
        PGPASSWORD: relspec_test_password
      run: |
        echo "Verifying database initialization..."
        psql -h localhost -U relspec -d relspec_test -c "
        SELECT
          (SELECT COUNT(*) FROM pg_namespace WHERE nspname NOT IN ('pg_catalog', 'information_schema', 'pg_toast') AND nspname NOT LIKE 'pg_%') as schemas,
          (SELECT COUNT(*) FROM pg_tables WHERE schemaname NOT IN ('pg_catalog', 'information_schema')) as tables,
          (SELECT COUNT(*) FROM pg_views WHERE schemaname NOT IN ('pg_catalog', 'information_schema')) as views,
          (SELECT COUNT(*) FROM pg_sequences WHERE schemaname NOT IN ('pg_catalog', 'information_schema')) as sequences;
        "

    - name: Run integration tests
      env:
        RELSPEC_TEST_PG_CONN: postgres://relspec:relspec_test_password@localhost:5432/relspec_test
      run: make test-integration

    - name: Stop PostgreSQL container
      if: always()
      run: |
        docker stop relspec-test-postgres || true
        docker rm relspec-test-postgres || true

    - name: Summary
      if: always()
      run: |
        echo "Integration tests completed."
        echo "PostgreSQL container has been cleaned up."