# Define variables for the application
APP_NAME = llama-swap
BUILD_DIR = build

# Get the current Git hash
GIT_HASH := $(shell git rev-parse --short HEAD)
ifneq ($(shell git status --porcelain),)
    # There are untracked changes
    GIT_HASH := $(GIT_HASH)+
endif

# Get the build number from the commit count on the main branch
COMMIT_COUNT := $(shell git rev-list --count HEAD)

# Capture the current build date in RFC3339 format
BUILD_DATE := $(shell date -u +"%Y-%m-%dT%H:%M:%SZ")

# Default target: Builds binaries for both OSX and Linux
all: mac linux simple-responder

# Clean build directory
clean:
	rm -rf $(BUILD_DIR)

test:
	go test -short -v ./proxy

test-all:
	go test -v ./proxy

# Build OSX binary
mac:
	@echo "Building Mac binary..."
	GOOS=darwin GOARCH=arm64 go build -ldflags="-X main.commit=${GIT_HASH} -X main.version=${COMMIT_COUNT} -X main.date=${BUILD_DATE}" -o $(BUILD_DIR)/$(APP_NAME)-darwin-arm64

# Build Linux binary
linux:
	@echo "Building Linux binary..."
	GOOS=linux GOARCH=amd64 go build -ldflags="-X main.commit=${GIT_HASH} -X main.version=${COMMIT_COUNT} -X main.date=${BUILD_DATE}" -o $(BUILD_DIR)/$(APP_NAME)-linux-amd64

# for testing proxy.Process
simple-responder:
	@echo "Building simple responder"
	GOOS=darwin GOARCH=arm64 go build -o $(BUILD_DIR)/simple-responder_darwin_arm64 misc/simple-responder/simple-responder.go
	GOOS=linux GOARCH=amd64 go build -o $(BUILD_DIR)/simple-responder_linux_amd64 misc/simple-responder/simple-responder.go

# Ensure build directory exists
$(BUILD_DIR):
	mkdir -p $(BUILD_DIR)

# Create a new release tag
release:
	@echo "Checking for unstaged changes..."
	@if [ -n "$(shell git status --porcelain)" ]; then \
		echo "Error: There are unstaged changes. Please commit or stash your changes before creating a release tag." >&2; \
		exit 1; \
	fi
	@echo "Creating release tag v$(COMMIT_COUNT)..."
	git tag v$(COMMIT_COUNT)
	git push origin v$(COMMIT_COUNT)

# Phony targets
.PHONY: all clean osx linux