package data

import (
	"context"
	"errors"
	"fmt"
	"github.com/alibabacloud-go/tea/tea"
	"github.com/go-kratos/kratos/v2/log"
	"matchmaking-system/internal/data/redis"
	"matchmaking-system/internal/data/sms"
	"matchmaking-system/internal/pkg/flags"

	openapi "github.com/alibabacloud-go/darabonba-openapi/v2/client"
	dySmsApi20180501 "github.com/alibabacloud-go/dysmsapi-20180501/v2/client"
	util "github.com/alibabacloud-go/tea-utils/v2/service"
	uuid "github.com/satori/go.uuid"
)

var (
	ps     = fmt.Sprintf
	prefix = "msg"
)

// aLiYunRepo
// @Description:
type aLiYunRepo struct {
	data *Data

	log *log.Helper
}

// NewALiYunRepo
//
//	@Description:
//	@param data
//	@param logger
//	@return sms.ALiYunRepo
func NewALiYunRepo(data *Data, logger log.Logger) sms.ALiYunRepo {
	return &aLiYunRepo{
		data: data,
		log:  log.NewHelper(logger),
	}
}

// SendVerificationCode
//
//	@Description:
//	@receiver al
//	@param ctx
//	@param phoneNumber
//	@return code
//	@return err
func (al *aLiYunRepo) SendVerificationCode(ctx context.Context, phoneNumber string) (code string, err error) {
	// Verify if the verification code can be obtained (1-minute validity period)
	_, found := al.data.cacheDB.Get(phoneNumber)
	if found {
		err = errors.New("Please do not send the verification code again.")
		return
	}

	// Generate verification code
	verifyCode := sms.CreateRandCode(ctx)
	// Generate Message Body
	message := al.getVerifyCodeReq(ctx, phoneNumber, verifyCode)

	// Write to database
	if err = al.SaveBoUserSms(nil); err != nil {
		return flags.SetNull, err
	}

	// Sends sms
	//result, _err := al.SendSms(message)
	//if _err != nil {
	//	_err = errors.New("请输入正确的手机号")
	//	return internal.ResultStr, _err
	//}
	result := "Return value after sending SMS"

	fmt.Println(flags.SetNull, message, result)

	// Update to database
	if err = al.UpdateBoUserSms(ctx, nil); err != nil {
		err = errors.New("update data db error")
		return flags.SetNull, err
	}

	// Request valid within 1 minute
	al.data.cacheDB.SetDefault(phoneNumber, 1)

	// Set SMS verification code cache to be valid within 5 minutes

	err = redis.SetCacheData(ctx, al.data.redisDB, ps("%s:%s", prefix, phoneNumber), verifyCode, 5)
	if err != nil {
		err = errors.New("cache key error")
		return flags.SetNull, err
	}

	return verifyCode, nil
}

// CheckVerificationCode
//
//	@Description:
//	@receiver al
//	@param ctx
//	@param phoneNumber
//	@param verificationCode
//	@return err

func (al *aLiYunRepo) CheckVerificationCode(ctx context.Context, phoneNumber, verificationCode string) (err error) {
	code, err := redis.GetCacheData(ctx, al.data.redisDB, ps("%s:%s", prefix, phoneNumber))
	if err != nil {
		if err.Error() == "redis: nil" {
			// init cache data
			if err = redis.SetCacheData(ctx, al.data.redisDB, ps("%s:%s", prefix, phoneNumber), verificationCode, 5); err != nil {
				return errors.New("Internal service error.")
			}
			code = verificationCode
		}
	}

	if len(code) == 0 {
		err = errors.New("The verification code has expired.")
		return
	}

	if verificationCode != code {
		err = errors.New("Verification code input error.")
		return
	}

	return err
}

// CheckVerificationCodeNew
//
//	@Description:
//	@receiver al
//	@param ctx
//	@param phoneNumber
//	@return string
//	@return error
func (al *aLiYunRepo) CheckVerificationCodeNew(ctx context.Context, phoneNumber string) (string, error) {
	code, err := redis.GetCacheData(ctx, al.data.redisDB, ps("%s:%s", prefix, phoneNumber))
	if err != nil {
		if err.Error() == "redis: nil" {
			code = flags.SetNull
		} else {
			err = errors.New("Internal service error.")
			return flags.SetNull, err
		}
	}

	return code, nil
}

// getVerifyCodeReq
//
//	@Description:
//	@receiver al
//	@param ctx
//	@param phoneNumber
//	@param code
//	@return req
func (al *aLiYunRepo) getVerifyCodeReq(ctx context.Context, phoneNumber, code string) (req dySmsApi20180501.SendMessageToGlobeRequest) {
	verifyCodeFrom := sms.CreateRandCodeFrom(ctx, 10)

	req = dySmsApi20180501.SendMessageToGlobeRequest{
		From:    tea.String(verifyCodeFrom),        // 发送方标识;支持SenderId的发送,只允许数字+字母,含有字母标识最长11位,纯数字标识支持15位
		To:      tea.String(phoneNumber),           // 接收短信号码;号码格式为:国际区号+号码
		Message: tea.String(code),                  // 修改短信内容
		TaskId:  tea.String(uuid.NewV4().String()), // 任务ID;长度不要超过255
	}

	return
}

// CreateClient Initialize the Client with the AccessKey of the account
//
//	@Description:
//	@receiver al
//	@param ctx
//	@param accessKeyId
//	@param accessKeySecret
//	@return _result
//	@return _err
func (al *aLiYunRepo) CreateClient(accessKeyId *string, accessKeySecret *string) (_result *dySmsApi20180501.Client, _err error) {
	configs := &openapi.Config{
		// Required, your AccessKey ID
		AccessKeyId: accessKeyId,
		// Required, your AccessKey secret
		AccessKeySecret: accessKeySecret,
	}
	// Endpoint
	configs.Endpoint = tea.String(flags.SetNull) // al.data.confAly.Aliyun.EndPoint
	_result = &dySmsApi20180501.Client{}
	_result, _err = dySmsApi20180501.NewClient(configs)

	return _result, _err
}

// SendSms TODO: al.data.confAly.Aliyun.AccessKeyId al.data.confAly.Aliyun.AccessKeySecret
//
//	@Description:
//	@receiver al
//	@param ctx
//	@param req
//	@return res
//	@return _err
func (al *aLiYunRepo) SendSms(req dySmsApi20180501.SendMessageToGlobeRequest) (res *dySmsApi20180501.SendMessageToGlobeResponse, _err error) {
	client, _err := al.CreateClient(tea.String(flags.SetNull), tea.String(flags.SetNull))
	if _err != nil {
		return nil, _err
	}

	defer func() {
		if r := tea.Recover(recover()); r != nil {
			_err = r
		}
	}()

	runtime := &util.RuntimeOptions{}

	// Copy the code to run, please print the return value of the API by yourself.
	result, _err := client.SendMessageToGlobeWithOptions(&req, runtime)
	if _err != nil {
		return nil, _err
	}

	if *result.Body.ResponseCode != "OK" {
		_err = errors.New(result.String())
	}

	return result, _err
}

// SaveBoUserSms
//
//	@Description:
//	@receiver al
//	@param ctx
//	@param sms
//	@return error
func (al *aLiYunRepo) SaveBoUserSms(sms interface{}) error {
	_, err := al.data.mysqlDB.Table("bo_user_sms").Insert(&sms)
	if err != nil {
		return err
	}

	return nil
}

// UpdateBoUserSms
//
//	@Description:
//	@receiver al
//	@param ctx
//	@param sms
//	@return error
func (al *aLiYunRepo) UpdateBoUserSms(ctx context.Context, sms interface{}) error {
	//_, err := al.data.mysqlDB.Table("bo_user_sms").
	//	Where("`from` = ?", sms.From).
	//	Where("`to` = ?", sms.To).
	//	Where("task_id = ?", sms.TaskId).
	//	Where("message = ?", sms.Message).
	//	Update(&sms)
	//if err != nil {
	//	return err
	//}

	return nil
}