pipeline:
  # Download the cache from S3
  restore-cache:
    image: plugins/s3-cache
    pull: true

    endpoint: https://s3.roosens.me
    root: build-cache/
    restore: true

    secrets: [ cache_s3_access_key, cache_s3_secret_key ]


  # =====BUILDING=====
  build-backend:
    image: rust:1.53-alpine
    pull: true
    group: build
    environment:
      - CARGO_HOME=.cargo
    commands:
      - apk add musl-dev postgresql-dev
      - cargo build


  # =====TESTING=====
  test-backend:
    image: rust:1.53-alpine
    environment:
      - CARGO_HOME=.cargo
    commands:
      - apk add musl-dev postgresql-dev
      - cargo test


  # =====LINTING=====
  lint-backend:
    image: rust:1.53-alpine
    group: lint
    environment:
      - CARGO_HOME=.cargo
    commands:
      - apk add musl-dev postgresql-dev
      - rustup component add rustfmt clippy
      - cargo fmt -- --check
      # This is run here because it requires compilation
      - cargo clippy --all-targets -- -D warnings
  

  # =====REBUILD & FLUSH CACHE=====
  rebuild-cache:
    image: plugins/s3-cache

    endpoint: https://s3.roosens.me
    root: build-cache/
    rebuild: true
    mount:
      - target
      - .cargo

    secrets: [ cache_s3_access_key, cache_s3_secret_key ]
    # Push the cache, even on failure
    when:
      status: [ success, failure ]

  flush-cache:
    image: plugins/s3-cache

    endpoint: https://s3.roosens.me
    root: build-cache/
    flush: true
    flush_age: 14

    secrets: [ cache_s3_access_key, cache_s3_secret_key ]
    # Push the cache, even on failure
    when:
      status: [ success, failure ]