package aliyun

import (
	"context"
	"fmt"
	openapi "github.com/alibabacloud-go/darabonba-openapi/v2/client"
	dysmsapi20170525 "github.com/alibabacloud-go/dysmsapi-20170525/v4/client"
	util "github.com/alibabacloud-go/tea-utils/v2/service"
	"github.com/alibabacloud-go/tea/tea"
	"github.com/aliyun/credentials-go/credentials"
	"github.com/gogf/gf/v2/frame/g"
	"github.com/gogf/gf/v2/os/glog"
	"server/internal/model"
	isms "server/utility/sms"
)

type aliyunClient struct {
	accessKeyId     string
	accessKeySecret string
	endpoint        string
	templateId      string
	signName        string
}

// 初始化并注册
func init() {
	ctx := context.Background()
	client := &aliyunClient{
		accessKeyId:     g.Config().MustGet(ctx, "sms.aliyun.accessKeyId").String(),
		accessKeySecret: g.Config().MustGet(ctx, "sms.aliyun.accessKeySecret").String(),
		endpoint:        g.Config().MustGet(ctx, "sms.aliyun.endpoint").String(),
		templateId:      g.Config().MustGet(ctx, "sms.aliyun.templateId").String(),
		signName:        g.Config().MustGet(ctx, "sms.aliyun.signName").String(),
	}
	isms.Register("aliyunsms", client)
	glog.Infof(ctx, "注册阿里云短信服务成功")
}

func (a *aliyunClient) client(ctx context.Context) (_result *dysmsapi20170525.Client, _err error) {

	config := new(credentials.Config).
		SetType("access_key").
		SetAccessKeyId(a.accessKeyId).
		SetAccessKeySecret(a.accessKeySecret)

	akCredential, err := credentials.NewCredential(config)
	if err != nil {
		return
	}

	config1 := &openapi.Config{
		Credential: akCredential,
	}

	// Endpoint 请参考 https://api.aliyun.com/product/Dysmsapi
	config1.Endpoint = tea.String(a.endpoint)
	_result = &dysmsapi20170525.Client{}
	_result, _err = dysmsapi20170525.NewClient(config1)

	return _result, _err
}

func (a *aliyunClient) SendCode(ctx context.Context, in *model.SMSCodeIn) (out *model.SMSCodeOut, err error) {

	client, _err := a.client(ctx)
	if _err != nil {
		return nil, _err
	}

	// 创建请求对象并设置入参
	sendSmsRequest := &dysmsapi20170525.SendSmsRequest{
		// 需替换成为您的短信模板code
		TemplateCode: tea.String(a.templateId),
		// 需替换成为您的短信模板变量对应的实际值，示例值：{\"code\":\"1234\"}
		TemplateParam: tea.String(fmt.Sprintf("{\"code\":\"%s\"}", in.Code)),
		// 需替换成为您的接收手机号码
		PhoneNumbers: tea.String(in.Phone),
		// 需替换成为您的短信签名
		SignName: tea.String(a.signName),
	}
	glog.Infof(ctx, "aliyun sms request: phone: %s, code: %s", in.Phone, in.Code)
	runtime := &util.RuntimeOptions{}
	result, _err := client.SendSmsWithOptions(sendSmsRequest, runtime)
	if _err != nil {
		return nil, _err
	}

	if *result.Body.Code != `OK` && *result.Body.Code != `isv.BUSINESS_LIMIT_CONTROL` {
		glog.Errorf(ctx, "阿里云短信发送失败")
		return nil, fmt.Errorf("发送短信失败")
	}
	glog.Infof(ctx, "阿里云短信发送成功")
	return &model.SMSCodeOut{Success: true}, err
}