.gitlab-ci.yml

stages:
    - init
    - build-dev
    - push-dev
    - deploy-dev
    # - .post

# workflow:
#     rules:
#         - if: $CI_COMMIT_MESSAGE =~ /\A(?i)-wip/
#           when: never
        # - if: '$CI_PIPELINE_SOURCE == "push"'
        # - if: $CI_MERGE_REQUEST_IID
        # - if: $CI_COMMIT_TAG
        # - if: $CI_MERGE_REQUEST_SOURCE_BRANCH_NAME == $CI_DEFAULT_BRANCH


image: docker:19.03.12

# variables:
#     # Docker Variables
#     DOCKER_TLS_CERTDIR: "/certs"

# services:
#     - name: docker:19.03.12-dind

before_script:
    - echo "$CI_MERGE_REQUEST_TARGET_BRANCH_NAME"
    - echo "$CI_COMMIT_REF_NAME"

# Check if branch is associated with a MR
# This fixes duplicate pipelines for the build stage when building a standalone branch
# and when building a branch that's associated with a PR
# based on issue: https://gitlab.com/gitlab-org/gitlab/-/issues/201845
# which should have a less hacky fix in a future Gitlab-CI release
check-merge-request:
    stage: init
    before_script:
        - apk add --no-cache curl
    script: 
        - 'export OPENED_MR_ON_BRANCH=$(curl --header "Private-Token: $GITLAB_TOKEN" "https://$CI_SERVER_HOST/api/v4/merge_requests?project_id=$CI_PROJECT_ID&source_branch=$CI_COMMIT_BRANCH&state=opened&scope=all")'
        - |
            if [ "${OPENED_MR_ON_BRANCH}" != "[]" ]; then \
                echo "There is at least one MR opened on branch $CI_COMMIT_BRANCH. Stopping the push pipeline in favor of the merge request pipeline"; \
                exit 1; \
            fi
    rules:
        - if: $GITLAB_TOKEN && $CI_PIPELINE_SOURCE == 'push'

# Build
build dev workflow:
    stage: build-dev
    script:
        - |
            if [ "$CI_MERGE_REQUEST_SOURCE_BRANCH_NAME" != "" ]; then \
                echo "Building PR branch: ${CI_MERGE_REQUEST_SOURCE_BRANCH_NAME}"; \
                docker build -t marconi.aoc.nrao.edu/workspaces/workflow:"$CI_MERGE_REQUEST_SOURCE_BRANCH_NAME" -f services/workflow/Dockerfile.dev . ; \
                docker tag marconi.aoc.nrao.edu/workspaces/workflow:"$CI_MERGE_REQUEST_SOURCE_BRANCH_NAME" marconi.aoc.nrao.edu/workspaces/workflow:"$CI_COMMIT_SHORT_SHA" ; \
            else
                echo "Building branch: ${CI_COMMIT_BRANCH}"; \
                docker build -t marconi.aoc.nrao.edu/workspaces/workflow:"$CI_COMMIT_BRANCH" -f services/workflow/Dockerfile.dev . ; \
                docker tag marconi.aoc.nrao.edu/workspaces/workflow:"$CI_COMMIT_BRANCH" marconi.aoc.nrao.edu/workspaces/workflow:"$CI_COMMIT_SHORT_SHA" ; \
            fi
        - echo "$CI_COMMIT_MESSAGE"
        - echo $CI_MERGE_REQUEST_SOURCE_BRANCH_NAME
        - echo $CI_COMMIT_BRANCH

    rules:
        - if: $CI_COMMIT_MESSAGE =~ /\A(?i)Revert/
          when: always