version: 2.1
commands:
  setup_environment:
    description: "Setup environment"
    parameters:
      cache_key:
        type: string
        default: leo-stable-cache
    steps:
      - run: set -e
      - setup_remote_docker
      - run:
          name: Prepare environment and install dependencies
          command: |
            export SCCACHE_CACHE_SIZE=200M
            export WORK_DIR="$CIRCLE_WORKING_DIRECTORY/.cache/sccache"
            export SCCACHE_DIR="$CIRCLE_WORKING_DIRECTORY/.cache/sccache"
            mkdir -p "$CIRCLE_WORKING_DIRECTORY/.bin"
            wget https://github.com/mozilla/sccache/releases/download/0.2.13/sccache-0.2.13-x86_64-unknown-linux-musl.tar.gz
            tar -C "$CIRCLE_WORKING_DIRECTORY/.bin" -xvf sccache-0.2.13-x86_64-unknown-linux-musl.tar.gz
            mv $CIRCLE_WORKING_DIRECTORY/.bin/sccache-0.2.13-x86_64-unknown-linux-musl/sccache $CIRCLE_WORKING_DIRECTORY/.bin/sccache
            export PATH="$PATH:$CIRCLE_WORKING_DIRECTORY/.bin"
            export RUSTC_WRAPPER="sccache"
            rm -rf "$CIRCLE_WORKING_DIRECTORY/.cargo/registry"
            sudo apt-get update && sudo apt-get install -y clang llvm-dev llvm pkg-config xz-utils make libssl-dev libssl-dev
      - restore_cache:
          keys:
            - << parameters.cache_key >>
  clear_environment:
    description: "Clear environment"
    parameters:
      cache_key:
        type: string
        default: leo-stable-cache
    steps:
      - run: (sccache -s||true)
      - run: set +e
      - save_cache:
          key: << parameters.cache_key >>
          paths:
            - .cache/sccache
            - .cargo
jobs:

  rust-stable:
    docker:
      - image: cimg/rust:1.50.0
    resource_class: xlarge
    steps:
      - checkout
      - setup_environment:
          cache_key: leo-stable-cache
      - run:
          name: Build and run tests
          no_output_timeout: 30m
          command: cargo install --path . --root .
      - persist_to_workspace:
          root: ~/
          paths: project/
      - clear_environment:
          cache_key: leo-stable-cache

  leo-new:
    docker:
      - image: cimg/rust:1.50.0
    resource_class: xlarge
    steps:
      - attach_workspace:
          at: /home/circleci/project/
      - run:
          name: leo new
          command: |
            export LEO=/home/circleci/project/project/bin/leo
            ./project/.circleci/leo-new.sh

  leo-init:
    docker:
      - image: cimg/rust:1.50.0
    resource_class: xlarge
    steps:
      - attach_workspace:
          at: /home/circleci/project/
      - run:
          name: leo init
          command: |
            export LEO=/home/circleci/project/project/bin/leo
            ./project/.circleci/leo-init.sh

  leo-clean:
    docker:
      - image: cimg/rust:1.50.0
    resource_class: xlarge
    steps:
      - attach_workspace:
          at: /home/circleci/project/
      - run:
          name: leo clean
          command: |
            export LEO=/home/circleci/project/project/bin/leo
            ./project/.circleci/leo-clean.sh

workflows:
  version: 2
  main-workflow:
    jobs:
      - rust-stable
      - leo-new:
          requires:
            - rust-stable
      - leo-init:
          requires:
            - rust-stable
      - leo-clean:
          requires:
            - rust-stable