# Run inside `nix develop`, which provides pio, lua and a compiler.
# LUA is pinned to 5.4 to match the interpreter vendored into the firmware.

LUA ?= lua
CXX ?= c++
CXXFLAGS ?= -std=c++11 -Wall -Wextra
BUILD_DIR := .pio/build/esp32-32e
LUA_TESTS := test/ui_theme.lua test/keyboard.lua test/settings_calibration.lua test/statusbar_dirty.lua test/settings_busy.lua

.PHONY: test test-lua test-cpp test-stubs stubs build upload monitor clean

test: test-cpp test-lua test-stubs

# The stub is only useful if it matches the bindings, and nothing but a check keeps it
# honest -- an editor completing a function the firmware no longer has is worse than no
# completion at all.
test-stubs:
	@printf '%-32s ' stubs/slate32.lua; python3 scripts/gen_lua_stubs.py --check && echo ok

stubs:
	@python3 scripts/gen_lua_stubs.py

test-lua:
	@$(LUA) -e 'assert(_VERSION == "Lua 5.4", "tests need Lua 5.4 to match the firmware, got " .. _VERSION)'
	@for t in $(LUA_TESTS); do printf '%-32s ' "$$t"; $(LUA) "$$t" || exit 1; done

test-cpp: $(BUILD_DIR)/round_rect_test $(BUILD_DIR)/ui_layout_test
	@printf '%-32s ' test/round_rect_test.cpp; $(BUILD_DIR)/round_rect_test
	@printf '%-32s ' test/ui_layout_test.cpp; $(BUILD_DIR)/ui_layout_test

$(BUILD_DIR)/round_rect_test: test/round_rect_test.cpp src/gfx/round_rect.h
	@mkdir -p $(@D)
	@$(CXX) $(CXXFLAGS) $< -o $@

$(BUILD_DIR)/ui_layout_test: test/ui_layout_test.cpp src/ui/layout.h
	@mkdir -p $(@D)
	@$(CXX) $(CXXFLAGS) $< -o $@

build:
	pio run

upload:
	pio run -t upload

monitor:
	pio device monitor

clean:
	pio run -t clean
	rm -f $(BUILD_DIR)/round_rect_test $(BUILD_DIR)/ui_layout_test