# BACKBEAT Contracts CI Integration Makefile

# Variables
SCHEMA_DIR = ../../schemas
EXAMPLES_DIR = ../examples
CLI_TOOL = ./cmd/backbeat-validate
BINARY_NAME = backbeat-validate

# Default target
.PHONY: all
all: build test

# Build the CLI validation tool
.PHONY: build
build:
	@echo "Building BACKBEAT validation CLI tool..."
	go build -o $(BINARY_NAME) $(CLI_TOOL)

# Run all tests
.PHONY: test
test: test-schemas test-examples test-integration

# Test schema files are valid
.PHONY: test-schemas
test-schemas:
	@echo "Testing JSON schema files..."
	@for schema in $(SCHEMA_DIR)/*.schema.json; do \
		echo "Validating schema: $$schema"; \
		python3 -c "import json; json.load(open('$$schema'))" || exit 1; \
	done

# Test all example files
.PHONY: test-examples
test-examples: build
	@echo "Testing example messages..."
	./$(BINARY_NAME) --schemas $(SCHEMA_DIR) --dir $(EXAMPLES_DIR)

# Run Go integration tests
.PHONY: test-integration
test-integration:
	@echo "Running Go integration tests..."
	go test -v ./...

# Validate built-in examples
.PHONY: validate-examples
validate-examples: build
	@echo "Validating built-in examples..."
	./$(BINARY_NAME) --schemas $(SCHEMA_DIR) --examples

# Validate a specific directory (for CI use)
.PHONY: validate-dir
validate-dir: build
	@if [ -z "$(DIR)" ]; then \
		echo "Usage: make validate-dir DIR=/path/to/messages"; \
		exit 1; \
	fi
	./$(BINARY_NAME) --schemas $(SCHEMA_DIR) --dir $(DIR) --exit-code

# Validate a specific file (for CI use)
.PHONY: validate-file
validate-file: build
	@if [ -z "$(FILE)" ]; then \
		echo "Usage: make validate-file FILE=/path/to/message.json"; \
		exit 1; \
	fi
	./$(BINARY_NAME) --schemas $(SCHEMA_DIR) --file $(FILE) --exit-code

# Clean build artifacts
.PHONY: clean
clean:
	rm -f $(BINARY_NAME)

# Install dependencies
.PHONY: deps
deps:
	go mod tidy
	go mod download

# Format Go code
.PHONY: fmt
fmt:
	go fmt ./...

# Run static analysis
.PHONY: lint
lint:
	go vet ./...
	
# Generate CI configuration examples
.PHONY: examples
examples: generate-github-actions generate-gitlab-ci generate-makefile-example

# Generate GitHub Actions workflow
.PHONY: generate-github-actions
generate-github-actions:
	@echo "Generating GitHub Actions workflow..."
	@mkdir -p ci-examples
	@cat > ci-examples/github-actions.yml << 'EOF'\
name: BACKBEAT Contract Validation\
\
on:\
  push:\
    branches: [ main, develop ]\
  pull_request:\
    branches: [ main ]\
\
jobs:\
  validate-backbeat-messages:\
    runs-on: ubuntu-latest\
    \
    steps:\
    - uses: actions/checkout@v4\
      with:\
        repository: 'chorus-services/backbeat'\
        path: 'backbeat-contracts'\
        \
    - uses: actions/checkout@v4\
      with:\
        path: 'current-repo'\
        \
    - name: Set up Go\
      uses: actions/setup-go@v4\
      with:\
        go-version: '1.22'\
        \
    - name: Build BACKBEAT validator\
      run: |\
        cd backbeat-contracts/contracts/tests/integration\
        make build\
        \
    - name: Validate BACKBEAT messages\
      run: |\
        cd backbeat-contracts/contracts/tests/integration\
        ./backbeat-validate \\\
          --schemas ../../schemas \\\
          --dir ../../../current-repo/path/to/messages \\\
          --exit-code\
EOF

# Generate GitLab CI configuration
.PHONY: generate-gitlab-ci
generate-gitlab-ci:
	@echo "Generating GitLab CI configuration..."
	@mkdir -p ci-examples
	@cat > ci-examples/gitlab-ci.yml << 'EOF'\
validate-backbeat-contracts:\
  stage: test\
  image: golang:1.22\
  \
  before_script:\
    - git clone https://github.com/chorus-services/backbeat.git /tmp/backbeat\
    - cd /tmp/backbeat/contracts/tests/integration\
    - make deps build\
    \
  script:\
    - /tmp/backbeat/contracts/tests/integration/backbeat-validate \\\
        --schemas /tmp/backbeat/contracts/schemas \\\
        --dir $$CI_PROJECT_DIR/path/to/messages \\\
        --exit-code\
        \
  only:\
    - merge_requests\
    - main\
    - develop\
EOF

# Generate example Makefile for downstream projects
.PHONY: generate-makefile-example
generate-makefile-example:
	@echo "Generating example Makefile for downstream projects..."
	@mkdir -p ci-examples
	@echo "# Example Makefile for BACKBEAT contract validation" > ci-examples/downstream-makefile
	@echo "" >> ci-examples/downstream-makefile
	@echo "BACKBEAT_REPO = https://github.com/chorus-services/backbeat.git" >> ci-examples/downstream-makefile
	@echo "BACKBEAT_DIR = .backbeat-contracts" >> ci-examples/downstream-makefile
	@echo "" >> ci-examples/downstream-makefile
	@echo "validate-backbeat:" >> ci-examples/downstream-makefile
	@echo "	git clone \$$(BACKBEAT_REPO) \$$(BACKBEAT_DIR) 2>/dev/null || true" >> ci-examples/downstream-makefile
	@echo "	cd \$$(BACKBEAT_DIR)/contracts/tests/integration && make build" >> ci-examples/downstream-makefile
	@echo "	\$$(BACKBEAT_DIR)/contracts/tests/integration/backbeat-validate --schemas \$$(BACKBEAT_DIR)/contracts/schemas --dir messages --exit-code" >> ci-examples/downstream-makefile

# Help target
.PHONY: help
help:
	@echo "BACKBEAT Contracts CI Integration Makefile"
	@echo ""
	@echo "Available targets:"
	@echo "  all                    - Build and test everything"
	@echo "  build                  - Build the CLI validation tool"
	@echo "  test                   - Run all tests"
	@echo "  test-schemas           - Validate JSON schema files"
	@echo "  test-examples          - Test example message files"
	@echo "  test-integration       - Run Go integration tests"
	@echo "  validate-examples      - Validate built-in examples"
	@echo "  validate-dir DIR=path  - Validate messages in directory"
	@echo "  validate-file FILE=path - Validate single message file"
	@echo "  clean                  - Clean build artifacts"
	@echo "  deps                   - Install Go dependencies"
	@echo "  fmt                    - Format Go code"
	@echo "  lint                   - Run static analysis"
	@echo "  examples               - Generate CI configuration examples"
	@echo "  help                   - Show this help message"
	@echo ""
	@echo "Examples:"
	@echo "  make validate-dir DIR=../../../examples"
	@echo "  make validate-file FILE=../../../examples/beatframe-valid.json"