/*

 Copyright (c) [2023] [pcm]
 [pcm-coordinator] is licensed under Mulan PSL v2.
 You can use this software according to the terms and conditions of the Mulan PSL v2.
 You may obtain a copy of Mulan PSL v2 at:
          http://license.coscl.org.cn/MulanPSL2
 THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
 EITHER EXPaRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
 MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 See the Mulan PSL v2 for more details.

*/

package participantservicelogic

import (
	"context"
	"github.com/pkg/errors"
	models2 "gitlink.org.cn/jcce-pcm/pcm-coordinator/pkg/models"
	"gitlink.org.cn/jcce-pcm/pcm-coordinator/pkg/utils"
	"gorm.io/gorm"
	"time"

	"gitlink.org.cn/jcce-pcm/pcm-coordinator/rpc/internal/svc"
	"gitlink.org.cn/jcce-pcm/pcm-coordinator/rpc/pcmCore"

	"github.com/zeromicro/go-zero/core/logx"
)

type RegisterParticipantLogic struct {
	ctx    context.Context
	svcCtx *svc.ServiceContext
	logx.Logger
}

func NewRegisterParticipantLogic(ctx context.Context, svcCtx *svc.ServiceContext) *RegisterParticipantLogic {
	return &RegisterParticipantLogic{
		ctx:    ctx,
		svcCtx: svcCtx,
		Logger: logx.WithContext(ctx),
	}
}

// RegisterParticipant Participant注册接口
func (l *RegisterParticipantLogic) RegisterParticipant(in *pcmCore.ParticipantPhyReq) (*pcmCore.ParticipantPhyResp, error) {
	//判断ParticipantId是否存在
	db := l.svcCtx.DbEngin.Begin()
	// 执行回滚或者提交操作
	defer func() {
		if p := recover(); p != nil {
			db.Rollback()
			logx.Error(p)
		} else if db.Error != nil {
			logx.Info("rollback")
			db.Rollback()
		} else {
			db = db.Commit()
			logx.Info("commit success")
		}
	}()
	participantInfo := &models2.ScParticipantPhyInfo{}
	utils.Convert(in, participantInfo)
	if in.ParticipantId == 0 {
		participantInfo.Id = utils.GenSnowflakeID()
	} else {
		participantInfo.Id = in.ParticipantId
	}
	//保存participant静态信息
	result := db.Save(&participantInfo)
	//保存节点信息
	nodeList := make([]*models2.ScNodePhyInfo, 0)
	for _, info := range in.NodeInfo {
		nodeInfo := &models2.ScNodePhyInfo{}
		utils.Convert(info, nodeInfo)
		nodeInfo.CreatedTime = time.Now()
		nodeInfo.ParticipantId = participantInfo.Id
		//查询节点name与ParticipantId是否存在
		nodeErr := db.Where(&models2.ScNodePhyInfo{NodeName: nodeInfo.NodeName, ParticipantId: in.ParticipantId}).Take(nodeInfo)
		if errors.Is(nodeErr.Error, gorm.ErrRecordNotFound) {
			nodeInfo.Id = utils.GenSnowflakeID()
		}
		nodeList = append(nodeList, nodeInfo)
	}
	result = db.Save(&nodeList)
	//保存队列信息
	queueList := make([]*models2.ScQueuePhyInfo, 0)
	for _, info := range in.QueueInfo {
		queueInfo := &models2.ScQueuePhyInfo{}
		utils.Convert(info, queueInfo)
		queueInfo.ParticipantId = participantInfo.Id
		//查询队列name与ParticipantId是否存在
		queueErr := db.Where(&models2.ScQueuePhyInfo{QueueName: queueInfo.QueueName, ParticipantId: in.ParticipantId}).Take(queueInfo)
		if errors.Is(queueErr.Error, gorm.ErrRecordNotFound) {
			queueInfo.Id = utils.GenSnowflakeID()
		}
		queueList = append(queueList, queueInfo)
	}
	result = db.Save(&queueList)
	//保存标签信息
	labelList := make([]*models2.ScParticipantLabelInfo, 0)
	for _, label := range in.LabelInfo {
		labelInfo := &models2.ScParticipantLabelInfo{}
		utils.Convert(label, labelInfo)
		labelInfo.CreatedTime = time.Now()
		labelInfo.ParticipantId = participantInfo.Id
		//查询标签key value与ParticipantId是否存在
		labelErr := db.Where(&models2.ScParticipantLabelInfo{Key: labelInfo.Key, Value: labelInfo.Value, ParticipantId: in.ParticipantId}).Take(labelInfo)
		if errors.Is(labelErr.Error, gorm.ErrRecordNotFound) {
			labelInfo.Id = utils.GenSnowflakeID()
		}
		labelList = append(labelList, labelInfo)
	}
	result = db.Save(&labelList)
	if result.Error != nil {
		logx.Errorf("orm err:", result.Error)
		return &pcmCore.ParticipantPhyResp{}, nil
	}
	return &pcmCore.ParticipantPhyResp{
		Code:          200,
		Msg:           "ok",
		ParticipantId: participantInfo.Id,
	}, nil
}