package utils

import (
	"Ic_ouath/app/e"
	"Ic_ouath/global"
	"context"
	"fmt"
	"go.uber.org/zap"
	"math/rand"
	"time"
)

func CreatCode() string {
	const chars = "0123456789"
	result := make([]byte, 6)
	rand.Seed(time.Now().UnixNano())
	for i := range result {
		index := rand.Intn(len(chars))
		result[i] = chars[index]
	}
	return string(result)
}

func SendModel(phone string) e.Rescode {
	ctx := context.Background()
	ss := NewSMS(global.SubMailSetting.Appid, global.SubMailSetting.Signature)
	result, err := global.Rdb.Exists(ctx, phone).Result()
	if result == 1 {
		fmt.Println("验证码已经发送", zap.Error(err))
		return e.HasSend
	}
	if err != nil {
		fmt.Println("redis查询出现异常", zap.Error(err))
		return e.TheSystemIsAbnormal
	}
	code := CreatCode()
	content := fmt.Sprintf("【冷链智控系统】您的短信验证码：%s，请在5分钟内输入", code)
	res, err := ss.Send(phone, content)
	if err != nil || res.Status != SUCCESS {
		fmt.Println("发送短信验证码出现异常", zap.Any("res", res), zap.Error(err))
		return e.AnExceptionOccursWhenSendingAnSMSVerificationCode
	} else {
		//验证码装入redis并且设置过期时间
		err = global.Rdb.Set(ctx, phone, code, 300*time.Second).Err()
		return e.SUCCESS
	}
}