# Get the absolute path of the current directory
# This ensures the git config works regardless of where the folder is located
ROOT_DIR := $(shell pwd)

.PHONY: help install uninstall status test

help:
	@echo "Git Hook Management"
	@echo "-------------------"
	@echo "make install   - Set this folder as the global git hooks source"
	@echo "make uninstall - Remove the global hooks setting"
	@echo "make status    - Show current global hooks configuration"
	@echo "make test      - Run a simulation to verify the hook works"

install:
	@git config --global core.hooksPath $(ROOT_DIR)
	@chmod +x $(ROOT_DIR)/pre-commit
	@echo "Success: Global hooks path set to $(ROOT_DIR)"
	@echo "Your pre-commit protection is now active for all repositories."

uninstall:
	@git config --global --unset core.hooksPath
	@echo "Success: Global hooks path removed."

status:
	@echo -n "Current global hooks path: "
	@git config --global core.hooksPath || echo "None set"

test:
	@echo "--- STARTING SIMULATION ---"
	@chmod +x $(ROOT_DIR)/pre-commit
	
	@echo "1. Testing 'N' (Should block commit)..."
	@rm -rf test-repo && mkdir test-repo
	@cd test-repo && git init -q
	@cd test-repo && git config user.email "test@example.com" && git config user.name "Tester"
	@cd test-repo && git checkout -b main -q
	@cd test-repo && touch file_n.txt && git add file_n.txt
	@# Use 'bash' to honor PATH; '|| true' allows the Makefile to continue when the hook blocks
	@cd test-repo && (echo "n" | bash ../pre-commit > /dev/null 2>&1 || true)
	@if [ $$(cd test-repo && git log --oneline 2>/dev/null | wc -l) -eq 0 ]; then \
		echo "   Result: Blocked successfully."; \
	else \
		echo "   Result: FAILED (Commit was allowed)."; exit 1; \
	fi

	@echo "2. Testing 'y' (Should allow commit)..."
	@rm -rf test-repo && mkdir test-repo
	@cd test-repo && git init -q
	@cd test-repo && git config user.email "test@example.com" && git config user.name "Tester"
	@cd test-repo && git checkout -b main -q
	@cd test-repo && touch file_y.txt && git add file_y.txt
	@cd test-repo && echo "y" | bash ../pre-commit > /dev/null 2>&1
	@cd test-repo && git commit -m "Test Y" -q
	@if [ $$(cd test-repo && git log --oneline 2>/dev/null | wc -l) -eq 1 ]; then \
		echo "   Result: Allowed successfully."; \
	else \
		echo "   Result: FAILED (Commit was blocked)."; exit 1; \
	fi
	
	@rm -rf test-repo
	@echo "--- SIMULATION COMPLETE: Cleanup done ---"