netlify:
  image: node:12.10.0-alpine
  stage: deploy
  before_script:
    - apk add --no-cache jq curl
    - npm i -g netlify-cli
  script:
    - npm run build
    # Deploy site to netlify
    - NETLIFY_DEPLOY_OUTPUT=$(netlify deploy --json)
    # Get site url
    - NETLIFY_DEPLOY_URL=$(echo $NETLIFY_DEPLOY_OUTPUT | jq -r ".deploy_url")
    # Set common api variables
    - AUTH_HEADER="Private-Token:"" "$PRIVATE_TOKEN
    - BASE_URL="https://gitlab.com/api/v4"
    # Get current environment id
    - ENDPOINT_LIST_ENVIRONMENTS="$BASE_URL/projects/$CI_PROJECT_ID/environments"
    - ENVIRONMENTS=$(curl "$ENDPOINT_LIST_ENVIRONMENTS" -H "$AUTH_HEADER")
    - CI_ENVIRONMENT_ID=$(echo $ENVIRONMENTS | jq -r '.[] | select(.name | contains("'$CI_ENVIRONMENT_NAME'")) | .id')
    # Update environment url
    - ENDPOINT_UPDATE_ENVIRONMENT="$BASE_URL/projects/$CI_PROJECT_ID/environments/$CI_ENVIRONMENT_ID"
    - curl -X PUT "$ENDPOINT_UPDATE_ENVIRONMENT" -H "$AUTH_HEADER" --data "external_url=$NETLIFY_DEPLOY_URL"
    # Get merge request id
    - ENDPOINT_LIST_MR="$BASE_URL/projects/$CI_PROJECT_ID/merge_requests"
    - MERGE_REQUESTS=$(curl "$ENDPOINT_LIST_MR" -H "$AUTH_HEADER")
    - CI_MERGE_REQUEST_IID=$(echo $MERGE_REQUESTS | jq -r '.[] | select(.source_branch | contains("'$CI_BUILD_REF_NAME'")) | select(.state | contains("open")) | .iid')
    # Create merge request note
    - ENDPOINT_CREATE_MR_NOTE="$BASE_URL/projects/$CI_PROJECT_ID/merge_requests/$CI_MERGE_REQUEST_IID/notes"
    - NOTE_BODY="Deployed the commit $CI_COMMIT_SHORT_SHA to $NETLIFY_DEPLOY_URL"
    - curl -X POST "$ENDPOINT_CREATE_MR_NOTE" -H "$AUTH_HEADER" --data "body=$NOTE_BODY"
  environment:
    name: review/$CI_BUILD_REF_NAME
  only:
    - branches
  except:
    - master

start_review:
  image: ruby:2.6.5-alpine3.10
  stage: review
  before_script:
    - apk add --no-cache curl jq git
    - gem install dpl --no-doc
  script:
    # Set review app name
    - CI_COMMIT_REF_SLUG_FIX=$(echo $CI_COMMIT_REF_SLUG | sed 's/-//g')
    - REVIEW_APP_NAME=$(echo "$CI_PROJECT_NAME-$CI_COMMIT_REF_SLUG_FIX" | cut -c 1-30)
    # Create review app
    - PAYLOAD='{"name":"'"$REVIEW_APP_NAME"'","region":"us","stack":"heroku-18"}'
    - HEROKU_HEADER="accept:"" ""application/vnd.heroku+json; version=3"
    - JSON_HEADER="content-type:"" ""application/json"
    - HEROKU_AUTH_HEADER="authorization:"" Bearer "$HEROKU_API_KEY
    - |
      curl -n -X POST https://api.heroku.com/apps \
      -d "$PAYLOAD" \
      -H "$HEROKU_HEADER" \
      -H "$HEROKU_AUTH_HEADER" \
      -H "$JSON_HEADER"
    # Get config vars from production app
    - ENDPOINT_LIST_CONFIG_VARS="https://api.heroku.com/apps/cummins-backend/config-vars"
    - PAYLOAD=$(curl "$ENDPOINT_LIST_CONFIG_VARS" -H "$HEROKU_HEADER" -H "$HEROKU_AUTH_HEADER" -H "$JSON_HEADER")
    # Set config vars to review app
    - |
      curl -X PATCH https://api.heroku.com/apps/$REVIEW_APP_NAME/config-vars \
      -d "$PAYLOAD" \
      -H "$HEROKU_HEADER" \
      -H "$HEROKU_AUTH_HEADER" \
      -H "$JSON_HEADER"
    # Deploy review app
    - dpl --provider=heroku --app=$REVIEW_APP_NAME --api-key=$HEROKU_API_KEY
    # Set review app url
    - REVIEW_APP_URL="https://$REVIEW_APP_NAME.herokuapp.com"
    # Set common gitlab api variables
    - AUTH_HEADER="Private-Token:"" "$GITLAB_HEROKU_API_KEY
    - BASE_URL="https://gitlab.com/api/v4"
    # Get current environment id
    - ENDPOINT_LIST_ENVIRONMENTS="$BASE_URL/projects/$CI_PROJECT_ID/environments"
    - ENVIRONMENTS=$(curl "$ENDPOINT_LIST_ENVIRONMENTS" -H "$AUTH_HEADER")
    - CI_ENVIRONMENT_ID=$(echo $ENVIRONMENTS | jq -r '.[] | select(.name | contains("'$CI_ENVIRONMENT_NAME'")) | .id')
    # Update environment url
    - ENDPOINT_UPDATE_ENVIRONMENT="$BASE_URL/projects/$CI_PROJECT_ID/environments/$CI_ENVIRONMENT_ID"
    - curl -X PUT "$ENDPOINT_UPDATE_ENVIRONMENT" -H "$AUTH_HEADER" --data "external_url=$REVIEW_APP_URL"
    # Get merge request id
    - ENDPOINT_LIST_MR="$BASE_URL/projects/$CI_PROJECT_ID/merge_requests"
    - MERGE_REQUESTS=$(curl "$ENDPOINT_LIST_MR" -H "$AUTH_HEADER")
    - CI_MERGE_REQUEST_IID=$(echo $MERGE_REQUESTS | jq -r '.[] | select(.source_branch | contains("'$CI_BUILD_REF_NAME'")) | select(.state | contains("open")) | .iid')
    # Create merge request note
    - ENDPOINT_CREATE_MR_NOTE="$BASE_URL/projects/$CI_PROJECT_ID/merge_requests/$CI_MERGE_REQUEST_IID/notes"
    - NOTE_BODY="Deployed the commit $CI_COMMIT_SHORT_SHA to $REVIEW_APP_URL"
    - curl -X POST "$ENDPOINT_CREATE_MR_NOTE" -H "$AUTH_HEADER" --data "body=$NOTE_BODY"
  environment:
    name: review/$CI_BUILD_REF_NAME
    on_stop: stop_review
  only:
    - branches
  except:
    - master

stop_review:
  image: alpine:3.10.2
  stage: review
  variables:
    GIT_STRATEGY: none
  before_script:
    - apk add --no-cache curl
  script:
    # Set review app name
    - CI_COMMIT_REF_SLUG_FIX=$(echo $CI_COMMIT_REF_SLUG | sed 's/-//g')
    - REVIEW_APP_NAME=$(echo "$CI_PROJECT_NAME-$CI_COMMIT_REF_SLUG_FIX" | cut -c 1-30)
    # Delete heroku review app
    - |
      curl -X DELETE https://api.heroku.com/apps/$REVIEW_APP_NAME \
      -H "Content-Type: application/json" \
      -H "Accept: application/vnd.heroku+json; version=3" \
      -H "Authorization: Bearer $HEROKU_API_KEY"
  when: manual
  environment:
    name: review/$CI_BUILD_REF_NAME
    action: stop
  only:
    - branches
  except:
    - master