.gitlab-ci.yml

variables:
  VERSION_MAJOR: "1"
  DOCKER_IMAGE: mcr.microsoft.com/dotnet/sdk:8.0-alpine
  DOCKER_IMAGE_NAME: monobank-exporter
  PROJECT_NAME: "MonobankExporter"
  PROJECT_REPOSITORY: "https://github.com/TheGarmr/monobank-exporter"

stages:
  - build
  - unit-tests
  - publish
  - tag-new-version

Build:
  stage: build
  image: $DOCKER_IMAGE
  script:
    - echo "Building $PROJECT_NAME..."
    - dotnet build

Unit tests:
  stage: unit-tests
  image: $DOCKER_IMAGE
  script:
    - dotnet test ./$PROJECT_NAME.UnitTests/$PROJECT_NAME.UnitTests.csproj

Publish docker image:
  stage: publish
  image: docker:20-dind
  variables:
    DOCKER_HOST: tcp://docker:2375
    DOCKER_DRIVER: overlay2
    DOCKER_TLS_CERTDIR: ""
  only:
    - main
  when: manual
  services:
    - name: docker:20-dind
      alias: docker
      command: ["--tls=false"]
  before_script:
    - apk update && apk add --no-cache git
  script:
    - CURRENT_VERSION_TAG=$(git describe --abbrev=0 --tags $(git rev-list --tags --max-count=1) 2>/dev/null || echo "")
    - CURRENT_VERSION_MAJOR=$(echo "${CURRENT_VERSION_TAG}" | cut -d'.' -f1)
    - OLD_VERSION_MINOR=$(echo "${CURRENT_VERSION_TAG}" | cut -d'.' -f2)
    - if [ $(echo "$CURRENT_VERSION_MAJOR" | tr -dc '0-9') -gt "${VERSION_MAJOR}" ]; then
    -   NEW_VERSION="${CURRENT_VERSION_MAJOR}.0"
    - else
    -   NEW_VERSION="${CURRENT_VERSION_MAJOR}.$((${OLD_VERSION_MINOR} + 1))"
    - fi
    - echo "Building ${NEW_VERSION}"

    - echo "Logging into Docker Hub..."
    - docker login -u $DOCKER_HUB_USERNAME -p $DOCKER_HUB_PASSWORD
    - echo "Building image with version ${NEW_VERSION}"
    - docker build --build-arg VERSION=${NEW_VERSION#v} --build-arg MAINTAINER=$DOCKER_HUB_USERNAME --build-arg URL=$PROJECT_REPOSITORY -t $DOCKER_HUB_USERNAME/$DOCKER_IMAGE_NAME:${NEW_VERSION} -f ./$PROJECT_NAME.Service/Dockerfile .
    - docker tag "$DOCKER_HUB_USERNAME/$DOCKER_IMAGE_NAME:${NEW_VERSION}" "$DOCKER_HUB_USERNAME/$DOCKER_IMAGE_NAME:latest"
    - docker push "$DOCKER_HUB_USERNAME/$DOCKER_IMAGE_NAME:${NEW_VERSION}"
    - docker push "$DOCKER_HUB_USERNAME/$DOCKER_IMAGE_NAME:latest"

Tag new version:
  image: alpine
  stage: tag-new-version
  allow_failure: false
  interruptible: false
  needs:
    - Publish docker image
  only:
    - main
  when: on_success
  before_script:
    - apk update && apk add --no-cache git
  script:
    - CURRENT_VERSION_TAG=$(git describe --abbrev=0 --tags $(git rev-list --tags --max-count=1) 2>/dev/null || echo "")
    - CURRENT_VERSION_MAJOR=$(echo "${CURRENT_VERSION_TAG}" | cut -d'.' -f1)
    - OLD_VERSION_MINOR=$(echo "${CURRENT_VERSION_TAG}" | cut -d'.' -f2)
    - if [ $(echo "$CURRENT_VERSION_MAJOR" | tr -dc '0-9') -gt "${VERSION_MAJOR}" ]; then
    -   NEW_VERSION_TAG="${CURRENT_VERSION_MAJOR}.0"
    - else
    -   NEW_VERSION_TAG="${CURRENT_VERSION_MAJOR}.$((${OLD_VERSION_MINOR} + 1))"
    - fi
    - echo "Current version tag - ${CURRENT_VERSION_TAG}. New version tag - ${NEW_VERSION_TAG}"
    - git tag "${NEW_VERSION_TAG}"
    - git push "${CI_SERVER_PROTOCOL}://gitlab-ci-token:${RUNNER_PERSONAL_ACCESS_TOKEN}@${CI_SERVER_HOST}/${CI_PROJECT_PATH}" "${NEW_VERSION_TAG}"