// Copyright 2022 CloudWeGo Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

package service

import (
	"context"

	"github.com/cloudwego/biz-demo/easy_note/cmd/user/dal/db"
	"github.com/cloudwego/biz-demo/easy_note/cmd/user/pack"
	"github.com/cloudwego/biz-demo/easy_note/kitex_gen/demouser"
)

type MGetUserService struct {
	ctx context.Context
}

// NewMGetUserService new MGetUserService
func NewMGetUserService(ctx context.Context) *MGetUserService {
	return &MGetUserService{ctx: ctx}
}

// MGetUser multiple get list of user info
func (s *MGetUserService) MGetUser(req *demouser.MGetUserRequest) ([]*demouser.User, error) {
	modelUsers, err := db.MGetUsers(s.ctx, req.UserIds)
	if err != nil {
		return nil, err
	}
	return pack.Users(modelUsers), nil
}
