package api_conn

import (
	"fmt"
	"net/http"

	"github.com/gin-gonic/gin"
)

func Api() {
	// 创建一个默认的Gin引擎
	r := gin.Default()

	// 使用CORS中间件
	r.Use(CORSMiddleware())
	// 添加全局中间件，用于记录请求日志
	r.Use(func(c *gin.Context) {
		fmt.Println("Middleware - Request URL:", c.Request.URL)
		c.Next()
	})

	// 使用路由组，并应用中间件
	api := r.Group("/api/v1/")
	// 配置认证中间件
	api.Use(authMiddleware)

	// 配置接口路由
	//星座接口
	api.POST("/constellation", constellation)

	// 添加 NoRoute 处理，自定义404返回
	r.NoRoute(func(c *gin.Context) {
		// 创建一个 error 实例
		error_type := Data_err{
			Msg:  "访问受限",
			Code: "2001",
			Err:  "Not Found",
		}
		c.JSON(http.StatusNotFound, error_type)
	})

	// 启动HTTP服务器，默认监听在 :8080
	r.Run("0.0.0.0:52000")
}

// CORSMiddleware 处理跨域请求的中间件
func CORSMiddleware() gin.HandlerFunc {
	return func(c *gin.Context) {
		c.Writer.Header().Set("Access-Control-Allow-Origin", "*")
		c.Writer.Header().Set("Access-Control-Allow-Credentials", "true")
		c.Writer.Header().Set("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE")
		c.Writer.Header().Set("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept, Authorization")
		if c.Request.Method == "OPTIONS" {
			c.AbortWithStatus(http.StatusNoContent)
			return
		}
		c.Next()
	}
}