package database

import (
	"github.com/zeromicro/go-zero/core/logx"
	clientCore "gitlink.org.cn/JointCloud/pcm-coordinator/api/client"
	"gitlink.org.cn/JointCloud/pcm-coordinator/api/internal/scheduler/schedulers/option"
	"gitlink.org.cn/JointCloud/pcm-coordinator/api/internal/types"
	"gitlink.org.cn/JointCloud/pcm-coordinator/pkg/constants"
	"gitlink.org.cn/JointCloud/pcm-coordinator/pkg/models"
	"gitlink.org.cn/JointCloud/pcm-coordinator/pkg/tracker"
	"gorm.io/gorm"
	"strconv"
	"time"
)

type AiStorage struct {
	DbEngin *gorm.DB
}

func (s *AiStorage) GetParticipants() (*types.ClusterListResp, error) {
	var resp types.ClusterListResp
	tx := s.DbEngin.Raw("select * from t_cluster where `deleted_at` IS NULL ORDER BY create_time Desc").Scan(&resp.List)
	if tx.Error != nil {
		logx.Errorf(tx.Error.Error())
		return nil, tx.Error
	}
	return &resp, nil
}

func (s *AiStorage) GetClustersByAdapterId(id string) (*types.ClusterListResp, error) {
	var resp types.ClusterListResp
	tx := s.DbEngin.Raw("select * from t_cluster where `deleted_at` IS NULL and `adapter_id` = ? ORDER BY create_time Desc", id).Scan(&resp.List)
	if tx.Error != nil {
		logx.Errorf(tx.Error.Error())
		return nil, tx.Error
	}
	return &resp, nil
}

func (s *AiStorage) GetClusterNameById(id string) (string, error) {
	var name string
	tx := s.DbEngin.Raw("select `description` from t_cluster where `id` = ?", id).Scan(&name)
	if tx.Error != nil {
		logx.Errorf(tx.Error.Error())
		return "", tx.Error
	}
	return name, nil
}

func (s *AiStorage) GetAdapterNameById(id string) (string, error) {
	var name string
	tx := s.DbEngin.Raw("select `name` from t_adapter where `id` = ?", id).Scan(&name)
	if tx.Error != nil {
		logx.Errorf(tx.Error.Error())
		return "", tx.Error
	}
	return name, nil
}

func (s *AiStorage) GetAdapterIdsByType(adapterType string) ([]string, error) {
	var list []types.AdapterInfo
	var ids []string
	db := s.DbEngin.Model(&types.AdapterInfo{}).Table("t_adapter")
	db = db.Where("type = ?", adapterType)
	err := db.Order("create_time desc").Find(&list).Error
	if err != nil {
		return nil, err
	}
	for _, info := range list {
		ids = append(ids, info.Id)
	}
	return ids, nil
}

func (s *AiStorage) GetAdaptersByType(adapterType string) ([]*types.AdapterInfo, error) {
	var list []*types.AdapterInfo
	db := s.DbEngin.Model(&types.AdapterInfo{}).Table("t_adapter")
	db = db.Where("type = ?", adapterType)
	err := db.Order("create_time desc").Find(&list).Error
	if err != nil {
		return nil, err
	}
	return list, nil
}

func (s *AiStorage) GetAiTasksByAdapterId(adapterId string) ([]*models.TaskAi, error) {
	var resp []*models.TaskAi
	db := s.DbEngin.Model(&models.TaskAi{}).Table("task_ai")
	db = db.Where("adapter_id = ?", adapterId)
	err := db.Order("commit_time desc").Find(&resp).Error
	if err != nil {
		return nil, err
	}
	return resp, nil
}

func (s *AiStorage) SaveTask(name string, strategyCode int64, synergyStatus int64) (int64, error) {
	// 构建主任务结构体
	taskModel := models.Task{
		Status:          constants.Saved,
		Description:     "ai task",
		Name:            name,
		SynergyStatus:   synergyStatus,
		Strategy:        strategyCode,
		AdapterTypeDict: 1,
		CommitTime:      time.Now(),
	}
	// 保存任务数据到数据库
	tx := s.DbEngin.Create(&taskModel)
	if tx.Error != nil {
		return 0, tx.Error
	}
	return taskModel.Id, nil
}

func (s *AiStorage) SaveAiTask(taskId int64, option *option.AiOption, adapterName string, clusterId string, clusterName string, jobId string, status string, msg string) error {
	// 构建主任务结构体
	aId, err := strconv.ParseInt(option.AdapterId, 10, 64)
	if err != nil {
		return err
	}
	cId, err := strconv.ParseInt(clusterId, 10, 64)
	if err != nil {
		return err
	}

	aiTaskModel := models.TaskAi{
		TaskId:      taskId,
		AdapterId:   aId,
		AdapterName: adapterName,
		ClusterId:   cId,
		ClusterName: clusterName,
		Name:        option.TaskName,
		Replica:     int64(option.Replica),
		JobId:       jobId,
		TaskType:    option.TaskType,
		Strategy:    option.StrategyName,
		Status:      status,
		Msg:         msg,
		Card:        option.ComputeCard,
		CommitTime:  time.Now(),
	}
	// 保存任务数据到数据库
	tx := s.DbEngin.Create(&aiTaskModel)
	if tx.Error != nil {
		return tx.Error
	}
	return nil
}

func (s *AiStorage) SaveClusterTaskQueue(adapterId string, clusterId string, queueNum int64) error {
	aId, err := strconv.ParseInt(adapterId, 10, 64)
	if err != nil {
		return err
	}
	cId, err := strconv.ParseInt(clusterId, 10, 64)
	if err != nil {
		return err
	}
	taskQueue := models.TClusterTaskQueue{
		AdapterId: aId,
		ClusterId: cId,
		QueueNum:  queueNum,
	}
	tx := s.DbEngin.Create(&taskQueue)
	if tx.Error != nil {
		return tx.Error
	}
	return nil
}

func (s *AiStorage) GetClusterTaskQueues(adapterId string, clusterId string) ([]*models.TClusterTaskQueue, error) {
	var taskQueues []*models.TClusterTaskQueue
	tx := s.DbEngin.Raw("select * from t_cluster_task_queue where `adapter_id` = ? and `cluster_id` = ?", adapterId, clusterId).Scan(&taskQueues)
	if tx.Error != nil {
		logx.Errorf(tx.Error.Error())
		return nil, tx.Error
	}
	return taskQueues, nil
}

func (s *AiStorage) GetAiTaskIdByClusterIdAndTaskId(clusterId string, taskId string) (string, error) {
	var aiTask models.TaskAi
	tx := s.DbEngin.Raw("select * from task_ai where `cluster_id` = ? and `task_id` = ?", clusterId, taskId).Scan(&aiTask)
	if tx.Error != nil {
		logx.Errorf(tx.Error.Error())
		return "", tx.Error
	}
	return aiTask.JobId, nil
}

func (s *AiStorage) GetClusterResourcesById(clusterId string) (*models.TClusterResource, error) {
	var clusterResource models.TClusterResource
	tx := s.DbEngin.Raw("select * from t_cluster_resource where `cluster_id` = ?", clusterId).Scan(&clusterResource)
	if tx.Error != nil {
		logx.Errorf(tx.Error.Error())
		return nil, tx.Error
	}
	return &clusterResource, nil
}

func (s *AiStorage) SaveClusterResources(adapterId string, clusterId string, clusterName string, clusterType int64, cpuAvail float64, cpuTotal float64,
	memAvail float64, memTotal float64, diskAvail float64, diskTotal float64, gpuAvail float64, gpuTotal float64, cardTotal int64, topsTotal float64) error {
	cId, err := strconv.ParseInt(clusterId, 10, 64)
	if err != nil {
		return err
	}
	aId, err := strconv.ParseInt(adapterId, 10, 64)
	if err != nil {
		return err
	}
	clusterResource := models.TClusterResource{
		AdapterId:     aId,
		ClusterId:     cId,
		ClusterName:   clusterName,
		ClusterType:   clusterType,
		CpuAvail:      cpuAvail,
		CpuTotal:      cpuTotal,
		MemAvail:      memAvail,
		MemTotal:      memTotal,
		DiskAvail:     diskAvail,
		DiskTotal:     diskTotal,
		GpuAvail:      gpuAvail,
		GpuTotal:      gpuTotal,
		CardTotal:     cardTotal,
		CardTopsTotal: topsTotal,
	}
	tx := s.DbEngin.Create(&clusterResource)
	if tx.Error != nil {
		return tx.Error
	}
	// prometheus
	param := tracker.ClusterLoadRecord{
		AdapterId:         aId,
		ClusterName:       clusterName,
		CpuAvail:          cpuAvail,
		CpuTotal:          cpuTotal,
		CpuUtilisation:    clusterResource.CpuAvail / clusterResource.CpuTotal,
		MemoryAvail:       memAvail,
		MemoryTotal:       memTotal,
		MemoryUtilisation: clusterResource.MemAvail / clusterResource.MemTotal,
		DiskAvail:         diskAvail,
		DiskTotal:         diskTotal,
		DiskUtilisation:   clusterResource.DiskAvail / clusterResource.DiskTotal,
	}
	tracker.SyncClusterLoad(param)
	return nil
}

func (s *AiStorage) UpdateClusterResources(clusterResource *models.TClusterResource) error {
	tx := s.DbEngin.Where("cluster_id = ?", clusterResource.ClusterId).Updates(clusterResource)

	if tx.Error != nil {
		return tx.Error
	}
	// prometheus
	param := tracker.ClusterLoadRecord{
		AdapterId:         clusterResource.AdapterId,
		ClusterName:       clusterResource.ClusterName,
		CpuAvail:          clusterResource.CpuAvail,
		CpuTotal:          clusterResource.CpuTotal,
		CpuUtilisation:    clusterResource.CpuAvail / clusterResource.CpuTotal,
		MemoryAvail:       clusterResource.MemAvail,
		MemoryTotal:       clusterResource.MemTotal,
		MemoryUtilisation: clusterResource.MemAvail / clusterResource.MemTotal,
		DiskAvail:         clusterResource.DiskAvail,
		DiskTotal:         clusterResource.DiskTotal,
		DiskUtilisation:   clusterResource.DiskAvail / clusterResource.DiskTotal,
	}
	tracker.SyncClusterLoad(param)
	return nil
}

func (s *AiStorage) UpdateAiTask(task *models.TaskAi) error {
	tx := s.DbEngin.Updates(task)
	if tx.Error != nil {
		return tx.Error
	}
	return nil
}

func (s *AiStorage) GetStrategyCode(name string) (int64, error) {
	var strategy int64
	sqlStr := `select t_dict_item.item_value
			from t_dict
					 left join t_dict_item on t_dict.id = t_dict_item.dict_id
			where item_text = ?
			  and t_dict.dict_code = 'schedule_Strategy'`
	//查询调度策略
	err := s.DbEngin.Raw(sqlStr, name).Scan(&strategy).Error
	if err != nil {
		return strategy, nil
	}
	return strategy, nil
}

func (s *AiStorage) AddNoticeInfo(adapterId string, adapterName string, clusterId string, clusterName string, taskName string, noticeType string, incident string) {
	aId, err := strconv.ParseInt(adapterId, 10, 64)
	if err != nil {
		return
	}
	cId, err := strconv.ParseInt(clusterId, 10, 64)
	if err != nil {
		return
	}
	noticeInfo := clientCore.NoticeInfo{
		AdapterId:   aId,
		AdapterName: adapterName,
		ClusterId:   cId,
		ClusterName: clusterName,
		NoticeType:  noticeType,
		TaskName:    taskName,
		Incident:    incident,
		CreatedTime: time.Now(),
	}
	result := s.DbEngin.Table("t_notice").Create(&noticeInfo)
	if result.Error != nil {
		logx.Errorf("Task creation failure, err: %v", result.Error)
	}
}