package routing

import (
	"github.com/edu-cloud/api-gateway/internal/config"
	"github.com/edu-cloud/api-gateway/internal/middleware"
	"github.com/edu-cloud/api-gateway/internal/proxy"
	"github.com/gin-gonic/gin"
)

// Setup 配置路由
func Setup(cfg *config.Config) *gin.Engine {
	gin.SetMode(gin.ReleaseMode)
	r := gin.New()

	// 中间件
	r.Use(middleware.RequestIDMiddleware())
	r.Use(gin.Recovery())

	// 健康检查（无需鉴权）
	r.GET("/healthz", healthz)

	// API v1 组（需要鉴权）
	api := r.Group("/api/v1")
	api.Use(middleware.AuthMiddleware(cfg))
	{
		// classes 服务路由
		classesProxy, err := proxy.NewProxy(cfg.ClassesServiceURL)
		if err != nil {
			panic("failed to create classes proxy: " + err.Error())
		}
		api.Any("/classes/*path", proxy.ProxyHandler(classesProxy))
	}

	return r
}

func healthz(c *gin.Context) {
	c.JSON(200, gin.H{
		"status":  "ok",
		"service": "api-gateway",
	})
}