package resource

import (
	"code.gitea.io/gitea/models"
	"code.gitea.io/gitea/modules/grampus"
	"code.gitea.io/gitea/modules/log"
	"code.gitea.io/gitea/routers/response"
	"code.gitea.io/gitea/services/admin/operate_log"
	"encoding/json"
	"fmt"
	"strings"
)

func AddResourceSpecification(doerId int64, req models.ResourceSpecificationReq) error {
	if req.Status == 0 {
		req.Status = models.SpecNotVerified
	}
	spec := req.ToDTO()
	if _, err := models.InsertResourceSpecification(spec); err != nil {
		return err
	}
	return nil
}

func UpdateResourceSpecification(doerId int64, specId int64, req models.ResourceSpecificationReq) *response.BizError {
	oldSpec, err := models.GetResourceSpecification(&models.ResourceSpecification{ID: specId})
	if err != nil {
		return response.NewBizError(err)
	}
	if oldSpec == nil {
		return response.SPECIFICATION_NOT_EXIST
	}
	n, err := models.UpdateResourceSpecificationById(specId, models.ResourceSpecification{
		UnitPrice: req.UnitPrice,
	})
	if err != nil {
		return response.NewBizError(err)
	}

	if n > 0 {
		newSpec, _ := models.GetResourceSpecification(&models.ResourceSpecification{ID: specId})
		AddSpecOperateLog(doerId, "edit", newSpec, oldSpec, fmt.Sprintf("修改单价从%d积分到%d积分", oldSpec.UnitPrice, newSpec.UnitPrice))
	}
	return nil
}

func SyncGrampusSpecs(doerId int64) error {
	r, err := grampus.GetResourceSpecs("")
	if err != nil {
		return err
	}
	specUpdateList := make([]models.ResourceSpecification, 0)
	specInsertList := make([]models.ResourceSpecification, 0)
	existIds := make([]int64, 0)
	for _, spec := range r.Infos {
		for _, c := range spec.Centers {
			computeResource := models.ParseComputeResourceFormGrampus(spec.SpecInfo.AccDeviceKind)
			if computeResource == "" {
				continue
			}
			accCardType := strings.ToUpper(spec.SpecInfo.AccDeviceModel)
			memGiB, err := models.ParseMemSizeFromGrampus(spec.SpecInfo.MemorySize)
			gpuMemGiB, err := models.ParseMemSizeFromGrampus(spec.SpecInfo.AccDeviceMemory)
			if err != nil {
				log.Error("ParseMemSizeFromGrampus error. MemorySize=%s AccDeviceMemory=%s", spec.SpecInfo.MemorySize, spec.SpecInfo.AccDeviceMemory)
			}
			// get resource queue.if queue not exist,skip it
			r, err := models.GetResourceQueue(&models.ResourceQueue{
				Cluster:         models.C2NetCluster,
				AiCenterCode:    c.ID,
				ComputeResource: computeResource,
				AccCardType:     accCardType,
			})
			if err != nil || r == nil {
				continue
			}

			//Determine if this specification already exists.if exist,update params
			//if not exist,insert a new record and status is SpecNotVerified
			oldSpec, err := models.GetResourceSpecification(&models.ResourceSpecification{
				QueueId:      r.ID,
				SourceSpecId: spec.ID,
			})
			if err != nil {
				return err
			}

			if oldSpec == nil {
				specInsertList = append(specInsertList, models.ResourceSpecification{
					QueueId:         r.ID,
					SourceSpecId:    spec.ID,
					AccCardsNum:     spec.SpecInfo.AccDeviceNum,
					CpuCores:        spec.SpecInfo.CpuCoreNum,
					MemGiB:          memGiB,
					GPUMemGiB:       gpuMemGiB,
					Status:          models.SpecNotVerified,
					IsAutomaticSync: true,
					CreatedBy:       doerId,
					UpdatedBy:       doerId,
				})
			} else {
				existIds = append(existIds, oldSpec.ID)
				specUpdateList = append(specUpdateList, models.ResourceSpecification{
					ID:          oldSpec.ID,
					AccCardsNum: spec.SpecInfo.AccDeviceNum,
					CpuCores:    spec.SpecInfo.CpuCoreNum,
					MemGiB:      memGiB,
					GPUMemGiB:   gpuMemGiB,
					UpdatedBy:   doerId,
				})
			}

		}
	}
	return models.SyncGrampusSpecs(specUpdateList, specInsertList, existIds)
}

//GetResourceSpecificationList returns specification and queue
func GetResourceSpecificationList(opts models.SearchResourceSpecificationOptions) (*models.ResourceSpecAndQueueListRes, error) {
	n, r, err := models.SearchResourceSpecification(opts)
	if err != nil {
		return nil, err
	}

	return models.NewResourceSpecAndQueueListRes(n, r), nil
}

func GetResourceSpecificationScenes(specId int64) ([]models.ResourceSceneBriefRes, error) {
	r, err := models.GetSpecScenes(specId)
	if err != nil {
		return nil, err
	}

	return r, nil
}

func ResourceSpecOnShelf(doerId int64, id int64, req models.ResourceSpecificationReq) *response.BizError {
	spec, err := models.GetResourceSpecification(&models.ResourceSpecification{ID: id})
	if err != nil {
		return response.NewBizError(err)
	}
	if spec == nil {
		return response.SPECIFICATION_NOT_EXIST
	}
	if q, err := models.GetResourceQueue(&models.ResourceQueue{ID: spec.QueueId}); err != nil || q == nil {
		return response.RESOURCE_QUEUE_NOT_AVAILABLE
	}

	n, err := models.ResourceSpecOnShelf(id, models.ResourceSpecification{
		UnitPrice: req.UnitPrice,
	})
	if err != nil {
		return response.NewBizError(err)
	}
	if n > 0 {
		newSpec, _ := models.GetResourceSpecification(&models.ResourceSpecification{ID: id})
		AddSpecOperateLog(doerId, "on-shelf", newSpec, spec, fmt.Sprintf("修改单价从%d积分到%d积分", spec.UnitPrice, newSpec.UnitPrice))
	}
	return nil

}
func ResourceSpecOffShelf(doerId int64, id int64) *response.BizError {
	_, err := models.ResourceSpecOffShelf(id)
	if err != nil {
		return response.NewBizError(err)
	}
	return nil

}

func AddSpecOperateLog(doerId int64, operateType string, newSpec, oldSpec *models.ResourceSpecification, comment string) {
	newJson, _ := json.Marshal(newSpec)
	oldJson, _ := json.Marshal(oldSpec)
	operate_log.Log(models.AdminOperateLog{
		BizType:     "SpecOperate",
		OperateType: operateType,
		OldValue:    string(newJson),
		NewValue:    string(oldJson),
		RelatedId:   fmt.Sprint(newSpec.ID),
		Comment:     comment,
		CreatedBy:   doerId,
	})
}