workflow:
    rules:
        - if: '$CI_PIPELINE_SOURCE == "merge_request_event"'
          when: never
        # NO DEPLOYMENT
        - if: '$CI_COMMIT_TAG == null'
          variables:
              IMAGE_TAG: $CI_COMMIT_REF_SLUG-$CI_COMMIT_SHORT_SHA
              CONTAINER_IMAGE: $CI_REGISTRY_IMAGE:$IMAGE_TAG
        # STAGING/PRODUCTION - tags only
        - if: '$CI_COMMIT_TAG =~ /(alpha)|(beta)|(rc)/'
          variables:
              IMAGE_TAG: $CI_COMMIT_TAG
              CONTAINER_IMAGE: $CI_REGISTRY_IMAGE:$IMAGE_TAG
              ENVIRONMENT: 'staging'
              ENVIRONMENT_SHORT: 'stg'
        - if: '$CI_COMMIT_TAG'
          variables:
              IMAGE_TAG: $CI_COMMIT_TAG
              CONTAINER_IMAGE: $CI_REGISTRY_IMAGE:$IMAGE_TAG
              ENVIRONMENT: 'production'
              ENVIRONMENT_SHORT: 'prd'

variables:
    SRC_ROOT_PATH: ./app

stages:
    - lint
    - build
    - test
    - release

# ###########################################
# Lint
# ###########################################

linter:
    image: golangci/golangci-lint:v2.0.2-alpine
    rules:
        - changes:
              - .gitlab-ci.yml
              - app/*
              - app/*/*
          when: always
    stage: lint
    before_script:
        - cd $SRC_ROOT_PATH
    script:
        - go mod tidy
        - golangci-lint run --output.code-climate.path gl-code-quality-report.json --path-prefix /app/
    artifacts:
        reports:
            codequality: $SRC_ROOT_PATH/gl-code-quality-report.json

build:application_test:
    extends: .build:image
    stage: build
    variables:
        BUILD_TARGET: dev
        BUILD_IMAGE_DESTINATION: ${CONTAINER_IMAGE}_dev
        BUILD_ARGS: ""

# ###########################################
# Test
# ###########################################
go:tests:
    image: ${CONTAINER_IMAGE}_dev
    stage: test
    before_script:
        - cd $SRC_ROOT_PATH
        - go mod download
        - go install github.com/jstemmer/go-junit-report@latest
        - go install github.com/boumenot/gocover-cobertura@latest
    script:
        - echo "Execute tests"
        - go test ./... -v 2>&1 | go-junit-report > report-gotest.xml
        - echo "Compute coverage"
        - go test ./... -v -coverprofile=coverage.txt -covermode count
        - gocover-cobertura < coverage.txt > report-coverage.xml
    coverage: '/^coverage: \d+.\d+% of statements/'
    artifacts:
        reports:
            junit: $SRC_ROOT_PATH/report-gotest.xml
            coverage_report:
                coverage_format: cobertura
                path: $SRC_ROOT_PATH/report-coverage.xml


# ###########################################
# Build
# ###########################################

build:application:
    extends: .build:image
    stage: release
    rules:
        - if: '$CI_COMMIT_TAG'
          when: on_success
    variables:
        BUILD_TARGET: prod
        BUILD_IMAGE_DESTINATION: ${CONTAINER_IMAGE}
        BUILD_ARGS: ""