when:
  - event: push
    branch: main

steps:
  go-test:
      image: golang:1.24
      environment:
        CGO_ENABLED: 0
        GOOS: linux
        GOARCH: amd64
      commands:
        - go test ./...
  go-check-version:
    image: golang:1.24
    commands:
      - echo "Checking project version..."
      - VERSION_CURRENT=$(grep 'version =' main.go | cut -d'"' -f2)
      - PREV_COMMIT=$(git rev-parse HEAD^)
      - VERSION_PREV=$(git show "$PREV_COMMIT:main.go" | grep 'version =' | cut -d'"' -f2)
      - |
        if [ "$VERSION_CURRENT" = "$VERSION_PREV" ]; then
          echo "❌ The version has not changed. You must update it to merge to main."
          exit 1
        else
          echo "✅ The version has changed correctly."
        fi
  go-build:
    image: golang:1.24
    environment:
      CGO_ENABLED: 0
      GOOS: linux
      GOARCH: amd64
    commands:
      - mkdir -p ./tmp
      - go get
      - echo "Building project version $(grep 'version =' main.go | cut -d'"' -f2)"
      - go build -o ./tmp/learndrone ./main.go
  docker-build:
    image: docker:23
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - /containers/learndrone:/containers/learndrone
    commands:
      - VERSION=$(grep 'version =' main.go | cut -d'"' -f2)
      - echo "Packing Docker image version $VERSION"
      - docker build -t learndrone:$VERSION -t learndrone:latest .
      - docker save learndrone:latest -o /containers/learndrone/learndrone_latest.tar
  deploy:
    image: docker:23
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
      - /containers/learndrone:/containers/learndrone
    commands:
      - docker load -i /containers/learndrone/learndrone_latest.tar
      - rm /containers/learndrone/learndrone_latest.tar
      - docker-compose down
      - docker-compose up -d