# SyncLive — Makefile
# 对标 SyncTV 的 SFU 分流服务（SRS 主干 + Cloudflare/CND 分发）
SHELL := /bin/bash
.DEFAULT_GOAL := help

# ── 变量 ──────────────────────────────────────────────
BIN            := server
CMD            := ./cmd/server
WEB_DIR        := web
STATIC_DIR     := internal/server/static
PROTO_DIR      := api
GEN_DIR        := gen
COMPOSE_FILE   := deploy/docker-compose.yml
GO             ?= go
PNPM           ?= pnpm

# 从 .env 注入端口（若存在），否则用默认值
-include .env
export
HTTP_PORT      ?= 8088
GRPC_PORT      ?= 9090

GOFLAGS        ?= -trimpath
LDFLAGS        ?= -s -w
CGO_ENABLED    ?= 1

# ── 帮助 ──────────────────────────────────────────────
.PHONY: help
help: ## 显示可用目标
	@echo "SyncLive — make 帮助"
	@echo ""
	@echo "Usage: make [target]"
	@echo ""
	@grep -h -E '^[a-zA-Z0-9_.-]+:.*?## ' $(MAKEFILE_LIST) | awk 'BEGIN{FS=":.*?## "}{printf "  \033[36m%-18s\033[0m %s\n",$$1,$$2}'
	@echo ""
	@echo "示例:"
	@echo "  make env          # 首次初始化 .env"
	@echo "  make srs-up       # 启动本地 SRS 主干"
	@echo "  make dev          # 热启动控制面 (go run)"
	@echo "  make build        # 前端 + 后端完整构建"
	@echo "  make test check   # 质量门禁"

# ── 环境 ──────────────────────────────────────────────
.PHONY: env
env: ## 若无 .env 则从 .env.example 复制
	@if [ -f .env ]; then \
		echo ".env 已存在，跳过"; \
	else \
		cp .env.example .env; \
		echo ".env 已从 .env.example 创建，请按需填写 JWT_SECRET / CF_* / CDN_*"; \
	fi

# ── 依赖安装 ──────────────────────────────────────────
.PHONY: install install-go install-web
install: install-go install-web ## 安装 Go 与前端依赖

install-go: ## go mod download
	$(GO) mod download

install-web: ## pnpm install (web/)
	@if ! command -v $(PNPM) >/dev/null 2>&1; then \
		echo "error: pnpm 未安装，请先安装 https://pnpm.io/installation"; exit 1; fi
	cd $(WEB_DIR) && $(PNPM) install

# ── 前端 ──────────────────────────────────────────────
.PHONY: web web-build web-dev web-typecheck web-preview web-clean
web: web-build ## alias: web = web-build

web-build: ## 构建前端到 $(STATIC_DIR)（被 Go embed）
	@if ! command -v $(PNPM) >/dev/null 2>&1; then \
		echo "error: pnpm 未安装"; exit 1; fi
	cd $(WEB_DIR) && $(PNPM) run build
	@echo "web build -> $(STATIC_DIR)"

web-dev: ## 启动 Vite 开发服务器 (5173，反代到 :$(HTTP_PORT))
	@if ! command -v $(PNPM) >/dev/null 2>&1; then \
		echo "error: pnpm 未安装"; exit 1; fi
	cd $(WEB_DIR) && $(PNPM) run dev

web-typecheck: ## 前端类型检查
	cd $(WEB_DIR) && $(PNPM) run typecheck

web-preview: ## 预览前端构建产物
	cd $(WEB_DIR) && $(PNPM) run preview

web-clean: ## 清理前端构建产物与依赖
	rm -rf $(WEB_DIR)/node_modules
	rm -rf $(WEB_DIR)/dist

# ── 后端构建 / 运行 ───────────────────────────────────
.PHONY: build build-go build-all run dev
build: web-build build-go ## 完整构建：前端 + Go 二进制

build-go: ## 仅构建 Go 二进制 -> ./$(BIN)（含前端 embed）
	CGO_ENABLED=$(CGO_ENABLED) $(GO) build $(GOFLAGS) -ldflags "$(LDFLAGS)" -o $(BIN) $(CMD)
	@echo "built -> ./$(BIN) (HTTP :$(HTTP_PORT)  gRPC :$(GRPC_PORT))"

build-all: build ## alias: build-all = build

run: ## go run ./cmd/server（不等前端构建）
	$(GO) run $(CMD)

dev: ## 开发态运行（等价于 run，打印后端链路信息）
	@echo "starting sync-live (HTTP :$(HTTP_PORT)  gRPC :$(GRPC_PORT)) ..."
	$(GO) run $(CMD)

# ── 协议 / 代码生成 ───────────────────────────────────
.PHONY: proto gen buf
proto: gen ## alias: proto = gen

gen: ## buf generate api（需 buf CLI，已含 go/go-grpc 插件）
	@if command -v buf >/dev/null 2>&1; then \
		buf generate $(PROTO_DIR); \
		echo "proto generated -> $(GEN_DIR)/"; \
	elif command -v docker >/dev/null 2>&1; then \
		echo "buf 未安装，改用 docker (bufbuild/buf) ..."; \
		docker run --rm -v "$$(pwd):/workspace" -w /workspace bufbuild/buf generate $(PROTO_DIR); \
	else \
		echo "error: 未找到 buf，请安装 https://buf.build/docs/installation"; exit 1; fi

buf: gen ## alias: buf = gen

# ── 质量门禁 ──────────────────────────────────────────
.PHONY: fmt vet lint test tidy check
fmt: ## go fmt ./...
	$(GO) fmt ./...

vet: ## go vet ./...
	$(GO) vet ./...

lint: ## golangci-lint（若未安装则回退到 go vet）
	@if command -v golangci-lint >/dev/null 2>&1; then \
		golangci-lint run ./...; \
	else \
		echo "golangci-lint 未安装，跳过。安装: https://golangci-lint.run/welcome/install/"; \
		echo "回退到 go vet ..."; \
		$(GO) vet ./...; \
	fi

test: ## go test ./...（含 -count=1）
	$(GO) test ./... -count=1

tidy: ## go mod tidy
	$(GO) mod tidy

check: fmt vet test ## 质量门禁：fmt + vet + test

# ── SRS / Docker ──────────────────────────────────────
.PHONY: srs-up srs-down srs-logs srs-restart compose-up compose-down docker-up docker-down
srs-up: ## 启动 SRS 主干（deploy/docker-compose.yml）
	@SRS_CANDIDATE=$${SRS_CANDIDATE:-127.0.0.1} docker compose -f $(COMPOSE_FILE) up -d srs
	@docker compose -f $(COMPOSE_FILE) ps

srs-down: ## 停止 SRS
	docker compose -f $(COMPOSE_FILE) down

srs-logs: ## 查看 SRS 日志
	docker compose -f $(COMPOSE_FILE) logs -f srs

srs-restart: ## 重启 SRS
	docker compose -f $(COMPOSE_FILE) restart srs

compose-up: srs-up ## alias: compose-up = srs-up
compose-down: srs-down ## alias: compose-down = srs-down
docker-up: srs-up ## alias: docker-up = srs-up
docker-down: srs-down ## alias: docker-down = srs-down

# ── 清理 ──────────────────────────────────────────────
.PHONY: clean clean-all
clean: ## 清理 Go 构建产物与缓存（二进制、/tmp/sync-live）
	rm -f $(BIN)
	rm -rf /tmp/sync-live
	$(GO) clean -cache -testcache 2>/dev/null || true
	@echo "clean done."

clean-all: clean web-clean ## 深度清理：clean + 前端产物/依赖
	rm -rf $(STATIC_DIR)/assets
	@echo "clean-all done."