ROOT_DIR := $(shell pwd)

# Prefer PYTHON= override. Else shebang of `mytoolkit` on PATH. Else python3.
ifndef PYTHON
CLI_BIN := $(shell command -v mytoolkit 2>/dev/null)
ifneq ($(CLI_BIN),)
PYTHON := $(shell head -1 "$(CLI_BIN)" 2>/dev/null | sed 's|^#!||')
endif
ifeq ($(strip $(PYTHON)),)
PYTHON := python3
endif
endif

.PHONY: help install uninstall sync-skill test

help:
	@echo "Usage: make [target]"
	@echo ""
	@echo "  install     Editable install into CLI Python + sync skill"
	@echo "              (refuse GHA runner/_work trees; PYTHON=$(PYTHON))"
	@echo "  sync-skill  Copy the bundled agent skill to ~/.agents/skills/mytoolkit/"
	@echo "  test        Run the pytest suite"
	@echo "  uninstall   Uninstall mytoolkit and remove shell completions"

# Truth source for day-to-day work: xiaohe-agent/packages/mytoolkit (submodule).
# Refuse ephemeral GHA runner checkouts so PATH CLI cannot silently point at _work.
install:
	@case "$(ROOT_DIR)" in \
	  */_work/*|*/.xiaohe/actions-runner/*) \
	    echo "ERROR: refuse install from GHA runner worktree: $(ROOT_DIR)" >&2; \
	    echo "Use: cd <xiaohe-agent>/packages/mytoolkit && make install" >&2; \
	    echo "  or: cd <xiaohe-agent> && make update / ./setup.sh" >&2; \
	    exit 1 ;; \
	esac
	@echo "Installing editable mytoolkit"
	@echo "  ROOT=$(ROOT_DIR)"
	@echo "  PYTHON=$(PYTHON)"
	$(PYTHON) -m pip install -e "$(ROOT_DIR)" --upgrade
	@echo "Installing shell completions…"
	@mytoolkit completion install || echo "Warning: completion install failed"
	@$(MAKE) -s sync-skill
	@echo "Editable install:"
	@$(PYTHON) -m pip show mytoolkit | awk '/^(Name|Version|Location|Editable project location):/'
	@ed="$$($(PYTHON) -m pip show mytoolkit | awk -F': ' '/Editable project location:/ {print $$2}')"; \
	  case "$$ed" in \
	    */_work/*|*/.xiaohe/actions-runner/*) \
	      echo "ERROR: Editable still points at runner tree: $$ed" >&2; exit 1 ;; \
	  esac

sync-skill:
	@echo "Syncing agent skill to ~/.agents/skills/mytoolkit/ ..."
	@mkdir -p "$(HOME)/.agents/skills"
	@if command -v rsync >/dev/null 2>&1; then \
		rsync -av --delete "$(ROOT_DIR)/.agents/skills/mytoolkit/" "$(HOME)/.agents/skills/mytoolkit/"; \
	else \
		rm -rf "$(HOME)/.agents/skills/mytoolkit"; \
		cp -R "$(ROOT_DIR)/.agents/skills/mytoolkit" "$(HOME)/.agents/skills/mytoolkit"; \
	fi

uninstall:
	@mytoolkit uninstall || $(PYTHON) -m pip uninstall mytoolkit -y

test:
	@cd "$(ROOT_DIR)" && \
	if command -v uv >/dev/null 2>&1; then \
		uv run pytest tests/ -q; \
	else \
		$(PYTHON) -m pytest tests/ -q; \
	fi