package frame

import (
	"github.com/gin-gonic/gin"
	"github.com/go-playground/validator/v10"
)

// 重新封装上下文对象
type Context struct {
	*gin.Context
}

type Response struct {
	Status int         `json:"status"` // 返回状态值
	Msg    string      `json:"msg"`    //返回的提示语
	Data   interface{} `json:"data"`   //返回数据
}

func (this *Context) Success(data ...interface{}) interface{} {
	response := Response{
		Status: 200,
		Msg:    "操作成功",
		Data:   nil,
	}
	for _, datum := range data {
		switch datum.(type) {
		case string:
			response.Msg = datum.(string)
		case interface{}:
			response.Data = datum.(interface{})
		}
	}
	return response
}

func (this *Context) Ok(data ...interface{}) {
	response := Response{
		Status: 200,
		Msg:    "操作成功",
		Data:   nil,
	}
	for _, datum := range data {
		switch datum.(type) {
		case string:
			response.Msg = datum.(string)
		case interface{}:
			response.Data = datum.(interface{})
		}
	}
	this.JSON(200, response)
}

const FAST_BODY_COLNUM = "fast_body_colnum"

func (this *Context) Cols() []string {
	cols, bl := this.Get(FAST_BODY_COLNUM)
	/*	rts := make([]string, 0)*/
	if bl {
		/*old := cols.([]string)
		for i := 0; i < st.NumField(); i++ {
			if collection.Collect(old).Contains(st.Field(i).Name) {
				rts = append(rts, st.Field(i).Name)
			}
		}
		return rts*/
		return cols.([]string)
	}
	return make([]string, 0)
}

func (this *Context) Error(data ...interface{}) {
	response := Response{
		Status: BUSINESS_CODE,
		Msg:    "操作失败",
		Data:   nil,
	}
	for _, datum := range data {
		switch datum.(type) {
		case string:
			response.Msg = datum.(string)
		case interface{}:
			response.Data = datum.(interface{})
		}
	}
	this.JSON(200, response)
}

func (this *Context) ValidteError(err error, req interface{}) {
	if err != nil {
		Throw(BUSINESS_CODE, GetError(err.(validator.ValidationErrors), req))
	}
}