package resp

import (
	"encoding/json"
	"eta_gn/eta_obs/global"
	"eta_gn/eta_obs/utils"
	"fmt"
	"github.com/gin-gonic/gin"
	"strings"
)

var (
	OK_CODE            = 200  //业务成功
	FAIL_CODE          = 400  //业务错误
	TOKEN_ERROR_CODE   = 401  //toke异常
	NO_AUTH            = 403  //没有权限
	SPECIFIC_FAIL_CODE = 4001 // 业务指定错误
)

type ResultData struct {
	Code   int         `json:"code" description:"状态码"`
	Msg    string      `json:"msg" description:"提示信息"`
	Data   interface{} `json:"data" description:"返回数据"`
	ErrMsg string      `json:"-" description:"错误信息，不用返回给前端，只是做日志记录"`
}

func result(code int, resultData ResultData, c *gin.Context) {
	jsonByte, _ := json.Marshal(resultData)
	token := c.Request.Header.Get("Authorization")
	if token == "" {
		token = c.DefaultQuery("authorization", "")
		if token == "" {
			token = c.DefaultQuery("Authorization", "")
		}
	}
	logSlice := make([]string, 0)
	logSlice = append(logSlice, fmt.Sprint("Url:", c.Request.RequestURI))
	logSlice = append(logSlice, fmt.Sprint("Token:", token))
	//logSlice = append(logSlice, fmt.Sprint("resultData:", string(jsonByte)))

	//记录错误日志
	if resultData.ErrMsg != "" {
		logSlice = append(logSlice, fmt.Sprint("ErrMsg:", resultData.ErrMsg))
		//global.LOG.Info(strings.Join(logSlice, "；"))
	}

	// 测试环境不加密
	if global.CONFIG.Serve.RunMode == "debug" {
		global.LOG.Info(strings.Join(logSlice, "；"))
		c.JSON(code, resultData)
	} else {
		global.LOG.Info(strings.Join(logSlice, "；"))
		encryptResult := utils.DesBase64Encrypt(jsonByte, global.CONFIG.Serve.DesKey)
		c.JSON(code, string(encryptResult))
	}
	c.Abort()
}

// OK 操作成功
func Ok(msg string, c *gin.Context) {
	resultData := ResultData{
		Code: OK_CODE,
		Msg:  msg,
	}
	result(200, resultData, c)
}

// OkData 成功返回数据
func OkData(msg string, data interface{}, c *gin.Context) {
	resultData := ResultData{
		Code: OK_CODE,
		Msg:  msg,
		Data: data,
	}
	result(200, resultData, c)
}

// Fail 操作失败
func Fail(msg string, c *gin.Context) {
	resultData := ResultData{
		Code: FAIL_CODE,
		Msg:  msg,
	}
	result(200, resultData, c)
}

// FailData 成功返回数据
func FailData(msg string, data interface{}, c *gin.Context) {
	resultData := ResultData{
		Code: FAIL_CODE,
		Msg:  msg,
		Data: data,
	}
	result(200, resultData, c)
}

// Custom 自定义状态码+操作成功
func Custom(code int, msg string, c *gin.Context) {
	resultData := ResultData{
		Code: code,
		Msg:  msg,
	}
	result(200, resultData, c)
}

// CustomData 自定义状态码+返回数据
func CustomData(code int, msg string, data interface{}, c *gin.Context) {
	resultData := ResultData{
		Code: code,
		Msg:  msg,
		Data: data,
	}
	result(200, resultData, c)
}

// TokenError token异常
func TokenError(data interface{}, message, errMsg string, c *gin.Context) {
	resultData := ResultData{
		Code:   TOKEN_ERROR_CODE,
		Msg:    message,
		Data:   data,
		ErrMsg: errMsg,
	}
	result(200, resultData, c)
}

// AuthError 没有权限
func AuthError(data interface{}, message string, c *gin.Context) {
	resultData := ResultData{
		Code: NO_AUTH,
		Msg:  message,
		Data: data,
	}
	result(200, resultData, c)
}

// SpecificFail 业务指定错误
func SpecificFail(data interface{}, message string, c *gin.Context) {
	resultData := ResultData{
		Code: SPECIFIC_FAIL_CODE,
		Msg:  message,
		Data: data,
	}
	result(200, resultData, c)
}

// FailMsg 操作失败
func FailMsg(msg, errMsg string, c *gin.Context) {
	resultData := ResultData{
		Code:   FAIL_CODE,
		Msg:    msg,
		ErrMsg: errMsg,
	}
	result(200, resultData, c)
}

// Gn4AOperationResult 国能4A响应结果
type Gn4AOperationResult struct {
	RequestId  string `json:"requestID" description:"请求唯一标识"`
	ReturnFlag bool   `json:"returnFlag" description:"处理结果标识: true-成功; false-失败"`
	ReturnCode string `json:"returnCode" description:"返回结果编号, returnFlag为true时, returnCode为0, 否则为错误编码"`
	ReturnMsg  string `json:"returnMsg" description:"返回结果信息, 可自定义"`
}

// Gn4AResultData 4A返回结果
func Gn4AResultData(flag bool, code, msg string, c *gin.Context) {
	resultData := Gn4AOperationResult{
		ReturnFlag: flag,
		ReturnCode: code,
		ReturnMsg:  msg,
	}
	gnResult(200, resultData, c)
}

func gnResult(code int, resultData Gn4AOperationResult, c *gin.Context) {
	logSlice := make([]string, 0)
	logSlice = append(logSlice, fmt.Sprint("Url:", c.Request.RequestURI))

	// 记录错误日志
	if !resultData.ReturnFlag {
		logSlice = append(logSlice, fmt.Sprintf("ErrCode: %s, ErrMsg: %s", resultData.ReturnCode, resultData.ReturnMsg))
	}
	global.LOG.Info(strings.Join(logSlice, "；"))

	c.JSON(code, resultData)
	c.Abort()
}