package service

import (
	"context"
	"errors"

	pb "bkb-notify/api"
	"bkb-notify/internal/biz"
)

type EmailService struct {
	pb.UnimplementedEmailServer
	uc *biz.EmailUsecase
}

func NewEmailService(uc *biz.EmailUsecase) *EmailService {
	return &EmailService{
		uc: uc,
	}
}

func (s *EmailService) SendEmail(ctx context.Context, req *pb.SendRequest) (*pb.SendEmailReply, error) {
	if len(req.To) == 0 {
		return &pb.SendEmailReply{Code: 1, Message: "收件人不能为空"}, errors.New("收件人不能为空")
	}
	if req.Subject == "" {
		return &pb.SendEmailReply{Code: 1, Message: "主题不能为空"}, errors.New("主题不能为空")
	}
	err := s.uc.SendEmail(req.To, req.Subject, req.Body, req.Files)
	if err != nil {
		return &pb.SendEmailReply{Code: 1, Message: err.Error()}, err
	}
	return &pb.SendEmailReply{Code: 0, Message: "发送成功"}, nil
}