# ==============================================================================

COMMON_SELF_DIR := $(dir $(lastword $(MAKEFILE_LIST)))
ROOT_DIR := $(abspath $(shell cd $(COMMON_SELF_DIR)/ && pwd -P))
OUTPUT_DIR := $(ROOT_DIR)/_output

# ==============================================================================
# Version

VERSION_PACKAGE=git.vinchent.xyz/vinchent/howmuch/pkg/version

ifeq ($(origin VERSION), undefined)
	VERSION:=$(shell git describe --tags --always --match='v*')
endif

GIT_TREE_STATE="dirty"
ifeq (, $(shell git status --porcelain 2>/dev/null))
	GIT_TREE_STATE ="clean"
endif

GIT_COMMIT:=$(shell git rev-parse HEAD)

GO_LDFLAGS += \
	-X $(VERSION_PACKAGE).GitVersion=$(VERSION) \
	-X $(VERSION_PACKAGE).GitCommit=$(GIT_COMMIT) \
	-X $(VERSION_PACKAGE).GitTreeState=$(GIT_TREE_STATE) \
	-X $(VERSION_PACKAGE).BuildDate=$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')

# ==============================================================================
.PHONY: all
all: add-copyright format build

# ==============================================================================

.PHONY: build
build: tidy # build.
	@go build -v -ldflags "$(GO_LDFLAGS)" -o $(OUTPUT_DIR)/howmuch $(ROOT_DIR)/cmd/howmuch/main.go 2>/dev/null

.PHONY: format
format: # format code.
	@gofmt -s -w ./

.PHONY: add-copyright
add-copyright: # add license to file headers.
	@addlicense -v -f $(ROOT_DIR)/LICENSE $(ROOT_DIR) --skip-files=database.yml --skip-dirs=$(OUTPUT_DIR),deployment,migrations,configs,sqlc

.PHONY: swagger
swagger: # Run swagger.
	@swagger serve -F=swagger --no-open --port 65534 $(ROOT_DIR)/api/openapi/openapi.yaml

.PHONY: tidy
tidy: # Handle packkages.
	@go mod tidy

.PHONY: clean
clean: # Clean up.
	@-rm -vrf $(OUTPUT_DIR)