package coordinator

import (
	"time"

	"gitlink.org.cn/cloudream/common/pkgs/mq"
	cdssdk "gitlink.org.cn/cloudream/common/sdks/storage"

	"gitlink.org.cn/cloudream/storage/common/pkgs/db/model"
)

type PackageService interface {
	GetPackage(msg *GetPackage) (*GetPackageResp, *mq.CodeMessage)

	GetPackageByName(msg *GetPackageByName) (*GetPackageByNameResp, *mq.CodeMessage)

	CreatePackage(msg *CreatePackage) (*CreatePackageResp, *mq.CodeMessage)

	UpdatePackage(msg *UpdatePackage) (*UpdatePackageResp, *mq.CodeMessage)

	DeletePackage(msg *DeletePackage) (*DeletePackageResp, *mq.CodeMessage)

	GetPackageCachedNodes(msg *GetPackageCachedNodes) (*GetPackageCachedNodesResp, *mq.CodeMessage)

	GetPackageLoadedNodes(msg *GetPackageLoadedNodes) (*GetPackageLoadedNodesResp, *mq.CodeMessage)
}

// 获取Package基本信息
var _ = Register(Service.GetPackage)

type GetPackage struct {
	mq.MessageBodyBase
	UserID    cdssdk.UserID    `json:"userID"`
	PackageID cdssdk.PackageID `json:"packageID"`
}
type GetPackageResp struct {
	mq.MessageBodyBase
	model.Package
}

func NewGetPackage(userID cdssdk.UserID, packageID cdssdk.PackageID) *GetPackage {
	return &GetPackage{
		UserID:    userID,
		PackageID: packageID,
	}
}
func NewGetPackageResp(pkg model.Package) *GetPackageResp {
	return &GetPackageResp{
		Package: pkg,
	}
}
func (client *Client) GetPackage(msg *GetPackage) (*GetPackageResp, error) {
	return mq.Request(Service.GetPackage, client.rabbitCli, msg)
}

// 根据名称获取Package
var _ = Register(Service.GetPackageByName)

type GetPackageByName struct {
	mq.MessageBodyBase
	UserID      cdssdk.UserID `json:"userID"`
	BucketName  string        `json:"bucketName"`
	PackageName string        `json:"packageName"`
}
type GetPackageByNameResp struct {
	mq.MessageBodyBase
	Package cdssdk.Package `json:"package"`
}

func ReqGetPackageByName(userID cdssdk.UserID, bucketName string, packageName string) *GetPackageByName {
	return &GetPackageByName{
		UserID:      userID,
		BucketName:  bucketName,
		PackageName: packageName,
	}
}
func NewGetPackageByNameResp(pkg cdssdk.Package) *GetPackageByNameResp {
	return &GetPackageByNameResp{
		Package: pkg,
	}
}
func (client *Client) GetPackageByName(msg *GetPackageByName) (*GetPackageByNameResp, error) {
	return mq.Request(Service.GetPackageByName, client.rabbitCli, msg)
}

// 创建一个Package
var _ = Register(Service.CreatePackage)

type CreatePackage struct {
	mq.MessageBodyBase
	UserID   cdssdk.UserID   `json:"userID"`
	BucketID cdssdk.BucketID `json:"bucketID"`
	Name     string          `json:"name"`
}
type CreatePackageResp struct {
	mq.MessageBodyBase
	Package cdssdk.Package `json:"package"`
}

func NewCreatePackage(userID cdssdk.UserID, bucketID cdssdk.BucketID, name string) *CreatePackage {
	return &CreatePackage{
		UserID:   userID,
		BucketID: bucketID,
		Name:     name,
	}
}
func NewCreatePackageResp(pkg cdssdk.Package) *CreatePackageResp {
	return &CreatePackageResp{
		Package: pkg,
	}
}
func (client *Client) CreatePackage(msg *CreatePackage) (*CreatePackageResp, error) {
	return mq.Request(Service.CreatePackage, client.rabbitCli, msg)
}

// 更新Package
var _ = Register(Service.UpdatePackage)

type UpdatePackage struct {
	mq.MessageBodyBase
	PackageID cdssdk.PackageID  `json:"packageID"`
	Adds      []AddObjectEntry  `json:"adds"`
	Deletes   []cdssdk.ObjectID `json:"deletes"`
}
type UpdatePackageResp struct {
	mq.MessageBodyBase
	Added []cdssdk.Object `json:"added"`
}
type AddObjectEntry struct {
	Path       string        `json:"path"`
	Size       int64         `json:"size,string"`
	FileHash   string        `json:"fileHash"`
	UploadTime time.Time     `json:"uploadTime"` // 开始上传文件的时间
	NodeID     cdssdk.NodeID `json:"nodeID"`
}

func NewUpdatePackage(packageID cdssdk.PackageID, adds []AddObjectEntry, deletes []cdssdk.ObjectID) *UpdatePackage {
	return &UpdatePackage{
		PackageID: packageID,
		Adds:      adds,
		Deletes:   deletes,
	}
}
func NewUpdatePackageResp(added []cdssdk.Object) *UpdatePackageResp {
	return &UpdatePackageResp{
		Added: added,
	}
}
func NewAddObjectEntry(path string, size int64, fileHash string, uploadTime time.Time, nodeID cdssdk.NodeID) AddObjectEntry {
	return AddObjectEntry{
		Path:       path,
		Size:       size,
		FileHash:   fileHash,
		UploadTime: uploadTime,
		NodeID:     nodeID,
	}
}
func (client *Client) UpdatePackage(msg *UpdatePackage) (*UpdatePackageResp, error) {
	return mq.Request(Service.UpdatePackage, client.rabbitCli, msg)
}

// 删除对象
var _ = Register(Service.DeletePackage)

type DeletePackage struct {
	mq.MessageBodyBase
	UserID    cdssdk.UserID    `db:"userID"`
	PackageID cdssdk.PackageID `db:"packageID"`
}
type DeletePackageResp struct {
	mq.MessageBodyBase
}

func NewDeletePackage(userID cdssdk.UserID, packageID cdssdk.PackageID) *DeletePackage {
	return &DeletePackage{
		UserID:    userID,
		PackageID: packageID,
	}
}
func NewDeletePackageResp() *DeletePackageResp {
	return &DeletePackageResp{}
}
func (client *Client) DeletePackage(msg *DeletePackage) (*DeletePackageResp, error) {
	return mq.Request(Service.DeletePackage, client.rabbitCli, msg)
}

// 根据PackageID获取object分布情况
var _ = Register(Service.GetPackageCachedNodes)

type GetPackageCachedNodes struct {
	mq.MessageBodyBase
	UserID    cdssdk.UserID    `json:"userID"`
	PackageID cdssdk.PackageID `json:"packageID"`
}

type PackageCachedNodeInfo struct {
	NodeID      int64 `json:"nodeID"`
	FileSize    int64 `json:"fileSize"`
	ObjectCount int64 `json:"objectCount"`
}

type GetPackageCachedNodesResp struct {
	mq.MessageBodyBase
	cdssdk.PackageCachingInfo
}

func NewGetPackageCachedNodes(userID cdssdk.UserID, packageID cdssdk.PackageID) *GetPackageCachedNodes {
	return &GetPackageCachedNodes{
		UserID:    userID,
		PackageID: packageID,
	}
}

func NewGetPackageCachedNodesResp(nodeInfos []cdssdk.NodePackageCachingInfo, packageSize int64) *GetPackageCachedNodesResp {
	return &GetPackageCachedNodesResp{
		PackageCachingInfo: cdssdk.PackageCachingInfo{
			NodeInfos:   nodeInfos,
			PackageSize: packageSize,
		},
	}
}

func (client *Client) GetPackageCachedNodes(msg *GetPackageCachedNodes) (*GetPackageCachedNodesResp, error) {
	return mq.Request(Service.GetPackageCachedNodes, client.rabbitCli, msg)
}

// 根据PackageID获取storage分布情况
var _ = Register(Service.GetPackageLoadedNodes)

type GetPackageLoadedNodes struct {
	mq.MessageBodyBase
	UserID    cdssdk.UserID    `json:"userID"`
	PackageID cdssdk.PackageID `json:"packageID"`
}

type GetPackageLoadedNodesResp struct {
	mq.MessageBodyBase
	NodeIDs []cdssdk.NodeID `json:"nodeIDs"`
}

func NewGetPackageLoadedNodes(userID cdssdk.UserID, packageID cdssdk.PackageID) *GetPackageLoadedNodes {
	return &GetPackageLoadedNodes{
		UserID:    userID,
		PackageID: packageID,
	}
}

func NewGetPackageLoadedNodesResp(nodeIDs []cdssdk.NodeID) *GetPackageLoadedNodesResp {
	return &GetPackageLoadedNodesResp{
		NodeIDs: nodeIDs,
	}
}

func (client *Client) GetPackageLoadedNodes(msg *GetPackageLoadedNodes) (*GetPackageLoadedNodesResp, error) {
	return mq.Request(Service.GetPackageLoadedNodes, client.rabbitCli, msg)
}