version: 2.1
jobs:
  install:
    docker:
      - image: circleci/node:12
    steps:
      -checkout
      - save_cache:
          keys:
            # Find a cache corresponding to this specific package-lock.json checksum
            # when this file is changed, this key will fail
            - npm-v1-dependencies-{{ checksum "yarn.lock" }}
          paths:
            - ./node_modules
          
      - restore_cache:
          keys:
            - npm-v1-dependencies-{{ checksum "yarn.lock" }}
      - run: 
          name: Install deps using Yarn
          command: yarn install
        
 
        
  lint:
      docker:
        - image: circleci/node:12
      steps:
        - checkout
      - restore_cache:
          keys:
            - npm-v1-dependencies-{{ checksum "yarn.lock" }}
      - run: 
          name: Check files format
          command: yarn format:check
      - run :
            name: add lint
            command : yarn lint 

  test:
    docker:
      - image: circleci/node:16
        auth:
          username: anthonyjhoiro
          password: $DOCKERHUB_PASSWORD 
    steps:
      - checkout
      - restore_cache:
          keys:
            - npm-v1-dependencies-{{ checksum "yarn.lock" }}
      - run: 
          name: Unit Tests
          command: yarn test

  database:
    docker: 
      - image: circleci/node:12
        auth:
            username: admin
            password: $DOCKERHUB_PASSWORD 
      - image: circleci/postgres:9.6-alpine
        environment:
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: postgres
          POSTGRES_DB: psdb    
    steps : 
      - checkout
      - restore_cache:
          keys:
            - npm-v1-dependencies-{{ checksum "yarn.lock" }}
      - run:
          name: Set up DB
          command: yarn test:e2e
        environment:
          DATABASE_URL: "postgres://psqluer:psqlpassword@localhost:5432/psdb"

  doc :
    docker : 
      - image: circleci/node:12
       auth:
          username: mydockerhub-user
          password: $DOCKERHUB_PASSWORD  # context / project UI env-var reference

    steps:
      -checkout
      - restore_cache:
          keys:
            - npm-v1-dependencies-{{ checksum "yarn.lock" }}
      - run:
          name: create doc
          command: |
            yarn doc:build
      - store_artifacts:
          path: /docs
workflows:
  version: 2
  build_and_test:
    jobs:
      - install
      - lint
      - test
      - database
      - doc