package tasksync

import (
	"github.com/zeromicro/go-zero/core/logx"
	"gitlink.org.cn/JointCloud/pcm-coordinator/internal/config"
	"gitlink.org.cn/JointCloud/pcm-coordinator/internal/scheduler/database"
	"gitlink.org.cn/JointCloud/pcm-coordinator/internal/scheduler/service/inference"
	"gitlink.org.cn/JointCloud/pcm-coordinator/internal/scheduler/service/utils/jcs"
	"gitlink.org.cn/JointCloud/pcm-coordinator/internal/storeLink"
	"gitlink.org.cn/JointCloud/pcm-coordinator/pkg/constants"
	"gitlink.org.cn/JointCloud/pcm-coordinator/pkg/models"
	"net/http"
	"strconv"
	"sync"
	"time"
)

type SyncInfer struct {
	mu                  sync.Mutex
	aiStorages          *database.AiStorage
	inferenceAdapterMap map[string]map[string]inference.ICluster
	config              *config.Config
}

func NewInferTask(storage *database.AiStorage, inferenceAdapterMap map[string]map[string]inference.ICluster, config *config.Config) *SyncInfer {
	return &SyncInfer{
		aiStorages:          storage,
		inferenceAdapterMap: inferenceAdapterMap,
		config:              config,
	}
}

func (s *SyncInfer) UpdateDeployInstanceStatusBatch(insList []*models.AiInferDeployInstance, needfilter bool) {
	s.mu.Lock()
	defer s.mu.Unlock()
	list := make([]*models.AiInferDeployInstance, len(insList))
	copy(list, insList)

	if needfilter {
		for i := len(list) - 1; i >= 0; i-- {
			if list[i].Status == constants.Running || list[i].Status == constants.Stopped || list[i].Status == constants.Failed {
				list = append(list[:i], list[i+1:]...)
			}
		}
	}

	if len(list) == 0 {
		return
	}

	buffer := make(chan bool, 3)
	for _, instance := range list {
		buffer <- true
		go s.UpdateDeployInstanceStatus(instance, false, buffer)
	}
}

func (s *SyncInfer) UpdateDeployTaskStatus() {
	list, err := s.aiStorages.GetAllDeployTasks()
	if err != nil {
		return
	}

	ins := list[0]
	for i := range list {
		uTime, _ := time.Parse(time.RFC3339, ins.UpdateTime)
		latest, _ := time.Parse(time.RFC3339, list[i].UpdateTime)
		if latest.After(uTime) {
			ins = list[i]
		}
	}
	inslist, err := s.aiStorages.GetInstanceListByDeployTaskId(ins.Id)
	if err != nil {
		return
	}

	buffer := make(chan bool, 2)
	for _, instance := range inslist {
		buffer <- true
		go s.UpdateDeployInstanceStatus(instance, false, buffer)
	}
}

func (s *SyncInfer) UpdateDeployInstanceStatus(instance *models.AiInferDeployInstance, updatetime bool, ch chan bool) {
	amap, found := s.inferenceAdapterMap[strconv.FormatInt(instance.AdapterId, 10)]
	if !found {
		if ch != nil {
			<-ch
			return
		}
		return
	}
	cmap, found := amap[strconv.FormatInt(instance.ClusterId, 10)]
	if !found {
		if ch != nil {
			<-ch
			return
		}
		return
	}
	h := http.Request{}
	ins, err := cmap.GetInferDeployInstance(h.Context(), instance.InstanceId)
	if err != nil {
		if ch != nil {
			<-ch
			return
		}
		return
	}
	switch instance.ClusterType {
	case storeLink.TYPE_OCTOPUS:
		switch ins.Status {
		case "running":
			if instance.Status == constants.Running {
				if ch != nil {
					<-ch
					return
				}
				return
			}
			url := ins.InferUrl
			err := s.ReportInferenceStatusMessages(instance, instance.InstanceName, strconv.FormatInt(instance.DeployInstanceTaskId, 10), strconv.FormatInt(instance.ClusterId, 10), url, true, "")
			if err != nil {
				logx.Errorf("############ Report Infer Task Status Message Error %s", err.Error())
			}
			instance.Status = constants.Running
		case "stopped":
			if instance.Status == constants.Stopped {
				if ch != nil {
					<-ch
					return
				}
				return
			}
			instance.Status = constants.Stopped
		default:
			instance.Status = ins.Status
		}
	case storeLink.TYPE_MODELARTS:
		switch ins.Status {
		case "running":
			if instance.Status == constants.Running {
				if ch != nil {
					<-ch
					return
				}
				return
			}
			url := ins.InferUrl
			err := s.ReportInferenceStatusMessages(instance, instance.InstanceName, strconv.FormatInt(instance.DeployInstanceTaskId, 10), strconv.FormatInt(instance.ClusterId, 10), url, true, "")
			if err != nil {
				logx.Errorf("############ Report Infer Task Status Message Error %s", err.Error())
			}
			instance.Status = constants.Running
		case "stopped":
			if instance.Status == constants.Stopped {
				if ch != nil {
					<-ch
					return
				}
				return
			}
			instance.Status = constants.Stopped
		case "failed":
			if instance.Status == constants.Failed {
				if ch != nil {
					<-ch
					return
				}
				return
			}
			err := s.ReportInferenceStatusMessages(instance, instance.InstanceName, strconv.FormatInt(instance.DeployInstanceTaskId, 10), strconv.FormatInt(instance.ClusterId, 10), "", false, ins.Status)
			if err != nil {
				logx.Errorf("############ Report Infer Task Status Message Error %s", err.Error())
			}
			instance.Status = constants.Failed
		default:
			instance.Status = ins.Status
		}
	case storeLink.TYPE_SHUGUANGAI:
		switch ins.Status {
		case "Running":
			if instance.Status == constants.Running {
				if ch != nil {
					<-ch
					return
				}
				return
			}
			instance.Status = constants.Running
		case "Terminated":
			if instance.Status == constants.Stopped {
				if ch != nil {
					<-ch
					return
				}
				return
			}
			instance.Status = constants.Stopped
		default:
			instance.Status = ins.Status
		}
	case storeLink.TYPE_OPENI:
		switch ins.Status {
		case "RUNNING":
			if instance.Status == constants.Running {
				if ch != nil {
					<-ch
					return
				}
				return
			}
			url := ins.InferUrl
			err := s.ReportInferenceStatusMessages(instance, instance.InstanceName, strconv.FormatInt(instance.DeployInstanceTaskId, 10), strconv.FormatInt(instance.ClusterId, 10), url, true, "")
			if err != nil {
				logx.Errorf("############ Report Infer Task Status Message Error %s", err.Error())
			}
			instance.Status = constants.Running
		case "STOPPED":
			if instance.Status == constants.Stopped {
				if ch != nil {
					<-ch
					return
				}
				return
			}
			instance.Status = constants.Stopped
		case "CREATED_FAILED":
			if instance.Status == constants.Failed {
				if ch != nil {
					<-ch
					return
				}
				return
			}
			err := s.ReportInferenceStatusMessages(instance, instance.InstanceName, strconv.FormatInt(instance.DeployInstanceTaskId, 10), strconv.FormatInt(instance.ClusterId, 10), "", false, ins.Status)
			if err != nil {
				logx.Errorf("############ Report Infer Task Status Message Error %s", err.Error())
			}
			instance.Status = constants.Failed
		case "FAILED":
			if instance.Status == constants.Failed {
				if ch != nil {
					<-ch
					return
				}
				return
			}
			err := s.ReportInferenceStatusMessages(instance, instance.InstanceName, strconv.FormatInt(instance.DeployInstanceTaskId, 10), strconv.FormatInt(instance.ClusterId, 10), "", false, ins.Status)
			if err != nil {
				logx.Errorf("############ Report Infer Task Status Message Error %s", err.Error())
			}
			instance.Status = constants.Failed
		default:
			instance.Status = ins.Status
		}
	}

	err = s.aiStorages.UpdateInferDeployInstance(instance, updatetime)
	if err != nil {
		if ch != nil {
			<-ch
			return
		}
		return
	}

	if ch != nil {
		<-ch
		return
	}
}

func (s *SyncInfer) UpdateAutoStoppedInstance() {
	list, err := s.aiStorages.GetInferDeployInstanceListLastMonth()
	if err != nil {
		return
	}

	if len(list) == 0 {
		return
	}

	s.UpdateDeployInstanceStatusBatch(list, false)
}

func (s *SyncInfer) CheckStopStatus(in *inference.DeployInstance) bool {
	switch in.ClusterType {
	case storeLink.TYPE_OCTOPUS:
		switch in.Status {
		case "stopped":
			return true
		default:
			return false
		}
	case storeLink.TYPE_MODELARTS:
		switch in.Status {
		case "stopped":
			return true
		default:
			return false
		}
	case storeLink.TYPE_SHUGUANGAI:
		switch in.Status {
		case "Terminated":
			return true
		default:
			return false
		}
	case storeLink.TYPE_OPENI:
		switch in.Status {
		case "STOPPED":
			return true
		default:
			return false
		}
	default:
		return false
	}
}

func (s *SyncInfer) CheckRunningStatus(in *inference.DeployInstance) bool {
	switch in.ClusterType {
	case storeLink.TYPE_OCTOPUS:
		switch in.Status {
		case "running":
			return true
		default:
			return false
		}
	case storeLink.TYPE_MODELARTS:
		switch in.Status {
		case "running":
			return true
		default:
			return false
		}
	case storeLink.TYPE_SHUGUANGAI:
		switch in.Status {
		case "Running":
			return true
		default:
			return false
		}
	case storeLink.TYPE_OPENI:
		switch in.Status {
		case "RUNNING":
			return true
		case "WAITING":
			return true
		default:
			return false
		}
	default:
		return false
	}
}

func (s *SyncInfer) ReportInferenceStatusMessages(ins *models.AiInferDeployInstance, taskName string, taskId string, clusterId string, url string, status bool, msg string) error {
	var id string
	var adapterID string
	var clusterID string
	var instanceID string
	if ins != nil {
		id = strconv.FormatInt(ins.Id, 10)
		adapterID = strconv.FormatInt(ins.AdapterId, 10)
		clusterID = strconv.FormatInt(ins.ClusterId, 10)
		instanceID = ins.InstanceId
	}
	report := &jcs.JobStatusReportReq{}
	reportMsg := &jcs.InferReportMessage{
		Type:       "Inference",
		TaskName:   taskName,
		TaskID:     taskId,
		Status:     status,
		Message:    msg,
		Url:        url,
		ID:         id,
		AdapterID:  adapterID,
		ClusterID:  clusterID,
		InstanceID: instanceID,
	}
	report.Report = reportMsg

	err := jcs.StatusReport(s.config.JcsMiddleware.JobStatusReportUrl, report)
	if err != nil {
		return err
	}
	return nil
}