# yt-local Makefile
# Automated tasks for development, translations, and maintenance

.PHONY: help install dev clean test i18n-extract i18n-init i18n-update i18n-compile i18n-stats i18n-clean setup-dev lint format backup restore

# Variables
PYTHON := python3
PIP := pip3
LANG_CODE ?= es
VENV_DIR := venv
PROJECT_NAME := yt-local

## Help
help: ## Show this help message
	@echo "$(PROJECT_NAME) - Available tasks:"
	@echo ""
	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "  %-20s %s\n", $$1, $$2}'
	@echo ""
	@echo "Examples:"
	@echo "  make install          # Install dependencies"
	@echo "  make dev              # Run development server"
	@echo "  make i18n-extract     # Extract strings for translation"
	@echo "  make i18n-init LANG_CODE=fr  # Initialize French"
	@echo "  make lint             # Check code style"

## Installation and Setup
install: ## Install project dependencies
	@echo "[INFO] Installing dependencies..."
	$(PIP) install -r requirements.txt
	@echo "[SUCCESS] Dependencies installed"

setup-dev: ## Complete development setup
	@echo "[INFO] Setting up development environment..."
	$(PYTHON) -m venv $(VENV_DIR)
	./$(VENV_DIR)/bin/pip install -r requirements.txt
	@echo "[SUCCESS] Virtual environment created in $(VENV_DIR)"
	@echo "[INFO] Activate with: source $(VENV_DIR)/bin/activate"

requirements: ## Update and install requirements
	@echo "[INFO] Installing/updating requirements..."
	$(PIP) install --upgrade pip
	$(PIP) install -r requirements.txt
	@echo "[SUCCESS] Requirements installed"

## Development
dev: ## Run development server
	@echo "[INFO] Starting development server..."
	@echo "[INFO] Server available at: http://localhost:9010"
	$(PYTHON) server.py

run: dev ## Alias for dev

## Testing
test: ## Run tests
	@echo "[INFO] Running tests..."
	@if [ -d "tests" ]; then \
		$(PYTHON) -m pytest -v; \
	else \
		echo "[WARN] No tests directory found"; \
	fi

test-cov: ## Run tests with coverage
	@echo "[INFO] Running tests with coverage..."
	@if command -v pytest-cov >/dev/null 2>&1; then \
		$(PYTHON) -m pytest -v --cov=$(PROJECT_NAME) --cov-report=html; \
	else \
		echo "[WARN] pytest-cov not installed. Run: pip install pytest-cov"; \
	fi

## Internationalization (i18n)
i18n-extract: ## Extract strings for translation
	@echo "[INFO] Extracting strings for translation..."
	$(PYTHON) manage_translations.py extract
	@echo "[SUCCESS] Strings extracted to translations/messages.pot"

i18n-init: ## Initialize new language (use LANG_CODE=xx)
	@echo "[INFO] Initializing language: $(LANG_CODE)"
	$(PYTHON) manage_translations.py init $(LANG_CODE)
	@echo "[SUCCESS] Language $(LANG_CODE) initialized"
	@echo "[INFO] Edit: translations/$(LANG_CODE)/LC_MESSAGES/messages.po"

i18n-update: ## Update existing translations
	@echo "[INFO] Updating existing translations..."
	$(PYTHON) manage_translations.py update
	@echo "[SUCCESS] Translations updated"

i18n-compile: ## Compile translations to binary .mo files
	@echo "[INFO] Compiling translations..."
	$(PYTHON) manage_translations.py compile
	@echo "[SUCCESS] Translations compiled"

i18n-stats: ## Show translation statistics
	@echo "[INFO] Translation statistics:"
	@echo ""
	@for lang_dir in translations/*/; do \
		if [ -d "$$lang_dir" ] && [ "$$lang_dir" != "translations/*/" ]; then \
			lang=$$(basename "$$lang_dir"); \
			po_file="$$lang_dir/LC_MESSAGES/messages.po"; \
			if [ -f "$$po_file" ]; then \
				total=$$(grep -c "^msgid " "$$po_file" 2>/dev/null || echo "0"); \
				translated=$$(grep -c "^msgstr \"[^\"]\+\"" "$$po_file" 2>/dev/null || echo "0"); \
				fuzzy=$$(grep -c "^#, fuzzy" "$$po_file" 2>/dev/null || echo "0"); \
				if [ "$$total" -gt 0 ]; then \
					percent=$$((translated * 100 / total)); \
					echo "  [STAT] $$lang: $$translated/$$total ($$percent%) - Fuzzy: $$fuzzy"; \
				else \
					echo "  [STAT] $$lang: No translations yet"; \
				fi; \
			fi \
		fi \
	done
	@echo ""

i18n-clean: ## Clean compiled translation files
	@echo "[INFO] Cleaning compiled .mo files..."
	find translations/ -name "*.mo" -delete
	@echo "[SUCCESS] .mo files removed"

i18n-workflow: ## Complete workflow: extract → update → compile
	@echo "[INFO] Running complete translation workflow..."
	@make i18n-extract
	@make i18n-update
	@make i18n-compile
	@make i18n-stats
	@echo "[SUCCESS] Translation workflow completed"

## Code Quality
lint: ## Check code with flake8
	@echo "[INFO] Checking code style..."
	@if command -v flake8 >/dev/null 2>&1; then \
		flake8 youtube/ --max-line-length=120 --ignore=E501,W503,E402 --exclude=youtube/ytdlp_service.py,youtube/ytdlp_integration.py,youtube/ytdlp_proxy.py; \
		echo "[SUCCESS] Code style check passed"; \
	else \
		echo "[WARN] flake8 not installed (pip install flake8)"; \
	fi

format: ## Format code with black (if available)
	@echo "[INFO] Formatting code..."
	@if command -v black >/dev/null 2>&1; then \
		black youtube/ --line-length=120 --exclude='ytdlp_.*\.py'; \
		echo "[SUCCESS] Code formatted"; \
	else \
		echo "[WARN] black not installed (pip install black)"; \
	fi

check-deps: ## Check installed dependencies
	@echo "[INFO] Checking dependencies..."
	@$(PYTHON) -c "import flask_babel; print('[OK] Flask-Babel:', flask_babel.__version__)" 2>/dev/null || echo "[ERROR] Flask-Babel not installed"
	@$(PYTHON) -c "import flask; print('[OK] Flask:', flask.__version__)" 2>/dev/null || echo "[ERROR] Flask not installed"
	@$(PYTHON) -c "import yt_dlp; print('[OK] yt-dlp:', yt_dlp.__version__)" 2>/dev/null || echo "[ERROR] yt-dlp not installed"

## Maintenance
backup: ## Create translations backup
	@echo "[INFO] Creating translations backup..."
	@timestamp=$$(date +%Y%m%d_%H%M%S); \
	tar -czf "translations_backup_$$timestamp.tar.gz" translations/ 2>/dev/null || echo "[WARN] No translations to backup"; \
	if [ -f "translations_backup_$$timestamp.tar.gz" ]; then \
		echo "[SUCCESS] Backup created: translations_backup_$$timestamp.tar.gz"; \
	fi

restore: ## Restore translations from backup
	@echo "[INFO] Restoring translations from backup..."
	@if ls translations_backup_*.tar.gz 1>/dev/null 2>&1; then \
		latest_backup=$$(ls -t translations_backup_*.tar.gz | head -1); \
		tar -xzf "$$latest_backup"; \
		echo "[SUCCESS] Restored from: $$latest_backup"; \
	else \
		echo "[ERROR] No backup files found"; \
	fi

clean: ## Clean temporary files and caches
	@echo "[INFO] Cleaning temporary files..."
	find . -type f -name "*.pyc" -delete
	find . -type d -name "__pycache__" -delete
	find . -type f -name "*.mo" -delete
	find . -type d -name ".pytest_cache" -delete
	find . -type f -name ".coverage" -delete
	find . -type d -name "htmlcov" -delete
	@echo "[SUCCESS] Temporary files removed"

distclean: clean ## Clean everything including venv
	@echo "[INFO] Cleaning everything..."
	rm -rf $(VENV_DIR)
	@echo "[SUCCESS] Complete cleanup done"

## Project Information
info: ## Show project information
	@echo "[INFO] $(PROJECT_NAME) - Project information:"
	@echo ""
	@echo "  [INFO] Directory: $$(pwd)"
	@echo "  [INFO] Python: $$($(PYTHON) --version)"
	@echo "  [INFO] Pip: $$($(PIP) --version | cut -d' ' -f1-2)"
	@echo ""
	@echo "  [INFO] Configured languages:"
	@for lang_dir in translations/*/; do \
		if [ -d "$$lang_dir" ] && [ "$$lang_dir" != "translations/*/" ]; then \
			lang=$$(basename "$$lang_dir"); \
			echo "    - $$lang"; \
		fi \
	done
	@echo ""
	@echo "  [INFO] Main files:"
	@echo "    - babel.cfg (i18n configuration)"
	@echo "    - manage_translations.py (i18n CLI)"
	@echo "    - youtube/i18n_strings.py (centralized strings)"
	@echo "    - youtube/ytdlp_service.py (yt-dlp integration)"
	@echo ""

# Default target
.DEFAULT_GOAL := help