package engine

import (
	"time"

	"github.com/anacrolix/torrent"
	"github.com/anacrolix/torrent/metainfo"
)

//All the message types are first, first the server handling messages from the client

//Message contains the JSON messages from the client, we first unmarshal to get the messagetype, then each module unmarshalls the actual message once we know the type
type Message struct {
	MessageType string
	Payload     []string
}

//Next are the messages the server sends to the client

//TorrentList struct contains the torrent list that is sent to the client
type TorrentList struct { //helps create the JSON structure that react expects to recieve
	MessageType    string     `json:"MessageType"`
	Totaltorrents  int        `json:"total"`
	ClientDBstruct []ClientDB `json:"data"`
}

//TorrentFileList supplies a list of files attached to a single torrent along with some additional information
type TorrentFileList struct {
	MessageType string
	TotalFiles  int           `json:"TotalFiles"`
	FileList    []TorrentFile `json:"FileList"`
}

//PeerFileList returns a slice of peers
type PeerFileList struct {
	MessageType string         `json:"MessageType"`
	TotalPeers  int            `json:"TotalPeers"`
	PeerList    []torrent.Peer `json:"PeerList"`
}

//TorrentFile describes a single file that a torrent client is downloading for a single torrent
type TorrentFile struct {
	TorrentHashString string //Used to tie the file to a torrent //TODO not sure if neededs
	FileName          string
	FilePath          string
	FileSize          string
	FilePercent       string
	FilePriority      string
}

//ClientDB struct contains the struct that is used to compose the torrentlist
type ClientDB struct { //TODO maybe seperate out the internal bits into another client struct
	TorrentHashString  string         `json:"TorrentHashString"` //Passed to client for displaying hash and is used to uniquly identify all torrents
	TorrentName        string         `json:"TorrentName"`
	DownloadedSize     string         `json:"DownloadedSize"` //how much the client has downloaded total
	Size               string         `json:"Size"`           //total size of the torrent
	DownloadSpeed      string         `json:"DownloadSpeed"`  //the dl speed of the torrent
	Status             string         `json:"Status"`         //Passed to client for display
	PercentDone        string         `json:"PercentDone"`    //Passed to client to show percent done
	ActivePeers        string         `json:"ActivePeers"`    //passed to client
	UploadSpeed        string         `json:"UploadSpeed"`    //passed to client to show Uploadspeed
	StoragePath        string         `json:"StoragePath"`    //Passed to client (and stored in stormdb)
	DateAdded          string         //Passed to client (and stored in stormdb)
	ETA                string         `json:"ETA"` //Passed to client
	Label              string         //Passed to client and stored in stormdb
	SourceType         string         `json:"SourceType"` //Stores whether the torrent came from a torrent file or a magnet link
	KnownSwarm         []torrent.Peer //Passed to client for Peer Tab
	UploadRatio        string         //Passed to client, stores the string for uploadratio stored in stormdb
	TotalUploadedSize  string         //Humanized version of TotalUploadedBytes to pass to the client
	TotalUploadedBytes int64          //includes bytes that happened before reboot (from stormdb)
	downloadSpeedInt   int64          //Internal used for calculating dl speed
	BytesCompleted     int64          //Internal used for calculating the dl speed
	DataBytesWritten   int64          //Internal used for calculating dl speed
	DataBytesRead      int64          //Internal used for calculating dl speed
	UpdatedAt          time.Time      //Internal used for calculating speeds of upload and download
	TorrentHash        metainfo.Hash  //Used to create string for TorrentHashString... not sure why I have it... make that a TODO I guess
}