package api

import (
	"reflect"

	"github.com/gin-gonic/gin"
	"qoobing.com/gomod/log"
)

type routes struct {
	gin.IRoutes
}

type HandlerFunc func(*Context) error

type IRoutes interface {
	POST(uri string, handler HandlerFunc)
}

func (r routes) POST(uri string, handler HandlerFunc) {
	r.IRoutes.POST(uri, handlerWrapper(handler))
}

func DumpHandler(c *Context) error {
	return c.RESULT_ERROR(errCodeUnimplementApi, "api not implemented")
}

func ErrorHandler(c *gin.Context, errcode int, errmsg string) {
	handler := handlerWrapper(func(c *Context) error {
		return c.RESULT_ERROR(errcode, errmsg)
	})
	handler(c)
}

func handlerWrapper(handler HandlerFunc) gin.HandlerFunc {
	return func(c *gin.Context) {
		if icc, ok := c.Get("cc"); !ok {
			log.Errorf("Unreachable Code: can not get cc(*api.Context) from *gin.Context")
		} else if cc, ok := icc.(*Context); !ok {
			log.Debugf("Unreachable Code: cc from *gin.Context is type of:[%s]", reflect.TypeOf(icc).String())
			log.Errorf("Unreachable Code: cc from *gin.Context is not type of *api.Context")
		} else {
			defer cc.TryRecover()
			cc.AppId = c.GetString("appid")
			cc.UserId = c.GetUint64("userid")
			handler(cc)
		}
	}
}