COMPOSE_SERVICES := mysql redis gateway-service room-service wallet-service user-service activity-service
SERVICE_ALIASES := gs gateway rs room ws wallet us user as activity mysql redis gateway-service room-service wallet-service user-service activity-service
SERVICE_TOKEN := $(firstword $(filter $(SERVICE_ALIASES),$(MAKECMDGOALS)))
SERVICE_ID := $(strip $(or $(SERVICE),$(if $(filter gs gateway,$(SERVICE_TOKEN)),gateway-service,$(if $(filter rs room,$(SERVICE_TOKEN)),room-service,$(if $(filter ws wallet,$(SERVICE_TOKEN)),wallet-service,$(if $(filter us user,$(SERVICE_TOKEN)),user-service,$(if $(filter as activity,$(SERVICE_TOKEN)),activity-service,$(SERVICE_TOKEN))))))))

.PHONY: proto test build up db-init rebuild restart stop logs ps addr down up-service check-service $(SERVICE_ALIASES)

# `proto` 负责把仓库内的 .proto 重新生成成 Go 代码。
proto:
	protoc \
		-I . \
		--go_out=. \
		--go_opt=paths=source_relative \
		--go-grpc_out=. \
		--go-grpc_opt=paths=source_relative \
		api/proto/user/v1/user.proto \
		api/proto/user/v1/auth.proto \
		api/proto/activity/v1/activity.proto \
		api/proto/room/v1/room.proto \
		api/proto/wallet/v1/wallet.proto \
		api/proto/events/room/v1/events.proto

# `test` 统一跑仓库全部测试。
test:
	go test ./...

# `build` 只验证所有命令入口都能编译。
build:
	go build ./...

# `up` 后台拉起本地服务；带 SERVICE 时只启动单个服务。
up:
	@if [ -z "$(SERVICE_ID)" ]; then \
		docker compose up -d mysql redis; \
		./scripts/apply-local-mysql-initdb.sh; \
		docker compose up --build -d gateway-service room-service wallet-service user-service activity-service; \
	elif [ "$(SERVICE_ID)" = "mysql" ] || [ "$(SERVICE_ID)" = "redis" ]; then \
		docker compose up -d $(SERVICE_ID); \
	else \
		./scripts/apply-local-mysql-initdb.sh; \
		docker compose up -d $(SERVICE_ID); \
	fi
	./scripts/print-compose-addresses.sh

# `db-init` 对当前 compose MySQL 补齐所有服务 schema 和本地授权。
db-init:
	./scripts/apply-local-mysql-initdb.sh

# `rebuild` 重新构建并启动单个本地服务。
rebuild: check-service
	@if [ "$(SERVICE_ID)" != "mysql" ] && [ "$(SERVICE_ID)" != "redis" ]; then \
		./scripts/apply-local-mysql-initdb.sh; \
	fi
	docker compose up -d --build $(SERVICE_ID)
	./scripts/print-compose-addresses.sh

# `restart` 重启单个本地服务。
restart: check-service
	docker compose restart $(SERVICE_ID)

# `stop` 停止单个本地服务。
stop: check-service
	docker compose stop $(SERVICE_ID)

# `logs` 查看日志；带 SERVICE 时只看单个服务。
logs:
	@if [ -z "$(SERVICE_ID)" ]; then \
		docker compose logs -f; \
	else \
		docker compose logs -f --tail=200 $(SERVICE_ID); \
	fi

# `ps` 查看状态；带 SERVICE 时只看单个服务。
ps:
	@if [ -z "$(SERVICE_ID)" ]; then \
		docker compose ps; \
	else \
		docker compose ps $(SERVICE_ID); \
	fi

# `addr` 打印本地和 Docker 内网访问地址。
addr:
	./scripts/print-compose-addresses.sh

# `down` 停止并清理本地 compose 服务。
down:
	docker compose down

# `check-service` 校验单服务部署目标的 SERVICE 参数。
check-service:
	@if [ -z "$(SERVICE_ID)" ]; then \
		echo "Service is required. Example: make restart rs"; \
		echo "Aliases: gs/gateway rs/room ws/wallet us/user as/activity mysql redis"; \
		echo "Services: $(COMPOSE_SERVICES)"; \
		exit 1; \
	fi
	@if ! printf '%s\n' $(COMPOSE_SERVICES) | grep -qx "$(SERVICE_ID)"; then \
		echo "Unknown service: $(SERVICE_ID)"; \
		echo "Aliases: gs/gateway rs/room ws/wallet us/user as/activity mysql redis"; \
		echo "Services: $(COMPOSE_SERVICES)"; \
		exit 1; \
	fi

# `up-service` 是 `up SERVICE=...` 的内部实现。
up-service: check-service
	@if [ "$(SERVICE_ID)" != "mysql" ] && [ "$(SERVICE_ID)" != "redis" ]; then \
		./scripts/apply-local-mysql-initdb.sh; \
	fi
	docker compose up -d $(SERVICE_ID)
	./scripts/print-compose-addresses.sh

# 服务别名只用于 `make restart rs` 这类第二参数，不执行动作。
$(SERVICE_ALIASES):
	@:
