2014-02-21 03:37:40 -08:00
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package ethui
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import (
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2014-02-25 01:54:37 -08:00
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"bytes"
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2014-02-21 03:37:40 -08:00
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"fmt"
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"github.com/ethereum/eth-go"
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"github.com/ethereum/eth-go/ethchain"
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2014-02-25 01:54:37 -08:00
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"github.com/ethereum/eth-go/ethdb"
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2014-05-02 04:55:58 -07:00
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"github.com/ethereum/eth-go/ethpub"
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2014-02-21 03:37:40 -08:00
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"github.com/ethereum/eth-go/ethutil"
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2014-05-30 04:28:31 -07:00
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"github.com/ethereum/go-ethereum/utils"
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2014-04-23 15:01:22 -07:00
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"github.com/go-qml/qml"
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"math/big"
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"strings"
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"time"
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2014-02-21 03:37:40 -08:00
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)
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type Gui struct {
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// The main application window
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win *qml.Window
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// QML Engine
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engine *qml.Engine
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component *qml.Common
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// The ethereum interface
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eth *eth.Ethereum
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2014-02-22 14:19:38 -08:00
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// The public Ethereum library
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lib *EthLib
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uiLib *UiLib
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txDb *ethdb.LDBDatabase
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addr []byte
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pub *ethpub.PEthereum
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}
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2014-02-22 14:19:38 -08:00
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// Create GUI, but doesn't start it
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2014-02-21 03:37:40 -08:00
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func New(ethereum *eth.Ethereum) *Gui {
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2014-03-05 01:57:14 -08:00
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lib := &EthLib{stateManager: ethereum.StateManager(), blockChain: ethereum.BlockChain(), txPool: ethereum.TxPool()}
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2014-02-25 01:54:37 -08:00
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db, err := ethdb.NewLDBDatabase("tx_database")
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if err != nil {
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panic(err)
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}
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2014-02-21 08:29:59 -08:00
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2014-04-10 11:53:12 -07:00
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// On first run we won't have any keys yet, so this would crash.
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// Therefor we check if we are ready to actually start this process
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var addr []byte
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2014-05-14 04:55:08 -07:00
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if ethutil.GetKeyRing().Len() != 0 {
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addr = ethutil.GetKeyRing().Get(0).Address()
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}
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2014-02-21 03:37:40 -08:00
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2014-05-13 03:42:01 -07:00
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pub := ethpub.NewPEthereum(ethereum)
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2014-05-08 09:24:28 -07:00
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return &Gui{eth: ethereum, lib: lib, txDb: db, addr: addr, pub: pub}
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2014-02-21 03:37:40 -08:00
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}
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2014-05-08 09:24:28 -07:00
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func (gui *Gui) Start(assetPath string) {
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const version = "0.5.0 RC11"
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2014-05-14 12:34:01 -07:00
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2014-05-08 09:24:28 -07:00
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defer gui.txDb.Close()
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2014-02-22 14:19:38 -08:00
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// Register ethereum functions
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qml.RegisterTypes("Ethereum", 1, 0, []qml.TypeSpec{{
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2014-05-02 04:55:58 -07:00
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Init: func(p *ethpub.PBlock, obj qml.Object) { p.Number = 0; p.Hash = "" },
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2014-02-22 16:56:04 -08:00
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}, {
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Init: func(p *ethpub.PTx, obj qml.Object) { p.Value = ""; p.Hash = ""; p.Address = "" },
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2014-02-21 03:37:40 -08:00
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}})
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2014-05-14 12:34:01 -07:00
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ethutil.Config.SetClientString(fmt.Sprintf("/Ethereal v%s", version))
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2014-05-30 10:36:05 -07:00
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2014-02-22 14:19:38 -08:00
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// Create a new QML engine
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gui.engine = qml.NewEngine()
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context := gui.engine.Context()
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2014-03-05 01:44:33 -08:00
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// Expose the eth library and the ui library to QML
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context.SetVar("eth", gui)
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context.SetVar("pub", gui.pub)
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2014-05-12 04:56:29 -07:00
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gui.uiLib = NewUiLib(gui.engine, gui.eth, assetPath)
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context.SetVar("ui", gui.uiLib)
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2014-02-28 07:41:30 -08:00
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2014-02-22 14:19:38 -08:00
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// Load the main QML interface
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2014-04-10 11:53:12 -07:00
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data, _ := ethutil.Config.Db.Get([]byte("KeyRing"))
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var win *qml.Window
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var err error
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2014-05-12 04:56:29 -07:00
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if len(data) == 0 {
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win, err = gui.showKeyImport(context)
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} else {
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2014-05-12 04:56:29 -07:00
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win, err = gui.showWallet(context)
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2014-05-31 02:34:37 -07:00
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ethutil.Config.Log.AddLogSystem(gui)
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2014-04-10 11:53:12 -07:00
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}
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if err != nil {
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2014-06-02 06:16:37 -07:00
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ethutil.Config.Log.Infoln("FATAL: asset not found: you can set an alternative asset path on on the command line using option 'asset_path'", err)
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2014-04-23 02:51:48 -07:00
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2014-02-21 03:37:40 -08:00
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panic(err)
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}
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2014-05-29 03:24:14 -07:00
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ethutil.Config.Log.Infoln("[GUI] Starting GUI")
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2014-05-31 02:34:37 -07:00
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win.Show()
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2014-05-12 04:56:29 -07:00
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win.Wait()
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2014-02-21 03:37:40 -08:00
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2014-05-12 04:56:29 -07:00
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gui.eth.Stop()
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}
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2014-02-21 16:52:47 -08:00
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2014-05-30 04:28:31 -07:00
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func (gui *Gui) ToggleMining() {
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var txt string
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if gui.eth.Mining {
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utils.StopMining(gui.eth)
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txt = "Start mining"
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} else {
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utils.StartMining(gui.eth)
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txt = "Stop mining"
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}
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gui.win.Root().Set("miningButtonText", txt)
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}
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2014-05-12 04:56:29 -07:00
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func (gui *Gui) showWallet(context *qml.Context) (*qml.Window, error) {
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component, err := gui.engine.LoadFile(gui.uiLib.AssetPath("qml/wallet.qml"))
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if err != nil {
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return nil, err
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}
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2014-02-21 03:37:40 -08:00
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2014-05-12 04:56:29 -07:00
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win := gui.createWindow(component)
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2014-02-25 01:54:37 -08:00
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2014-05-30 04:04:23 -07:00
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gui.setInitialBlockChain()
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gui.loadAddressBook()
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gui.readPreviousTransactions()
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gui.setPeerInfo()
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2014-05-12 04:56:29 -07:00
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go gui.update()
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return win, nil
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}
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func (gui *Gui) showKeyImport(context *qml.Context) (*qml.Window, error) {
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context.SetVar("lib", gui.lib)
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component, err := gui.engine.LoadFile(gui.uiLib.AssetPath("qml/first_run.qml"))
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if err != nil {
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return nil, err
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}
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return gui.createWindow(component), nil
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}
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func (gui *Gui) createWindow(comp qml.Object) *qml.Window {
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win := comp.CreateWindow(nil)
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gui.win = win
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gui.uiLib.win = win
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2014-05-27 04:28:11 -07:00
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db := &Debugger{gui.win, make(chan bool), make(chan bool), true}
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2014-05-12 04:56:29 -07:00
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gui.lib.Db = db
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gui.uiLib.Db = db
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return gui.win
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2014-02-21 03:37:40 -08:00
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}
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2014-05-08 09:24:28 -07:00
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func (gui *Gui) setInitialBlockChain() {
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2014-05-27 01:29:39 -07:00
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sBlk := gui.eth.BlockChain().LastBlockHash
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2014-05-26 08:07:20 -07:00
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blk := gui.eth.BlockChain().GetBlock(sBlk)
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2014-05-27 01:29:39 -07:00
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for ; blk != nil; blk = gui.eth.BlockChain().GetBlock(sBlk) {
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sBlk = blk.PrevHash
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2014-06-03 02:48:44 -07:00
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// Loop through all transactions to see if we missed any while being offline
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for _, tx := range blk.Transactions() {
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if bytes.Compare(tx.Sender(), gui.addr) == 0 || bytes.Compare(tx.Recipient, gui.addr) == 0 {
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if ok, _ := gui.txDb.Get(tx.Hash()); ok == nil {
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gui.txDb.Put(tx.Hash(), tx.RlpEncode())
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}
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}
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}
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2014-05-27 02:49:42 -07:00
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gui.processBlock(blk, true)
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2014-02-21 04:06:17 -08:00
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}
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}
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2014-05-30 02:50:30 -07:00
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type address struct {
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Name, Address string
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}
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var namereg = ethutil.FromHex("bb5f186604d057c1c5240ca2ae0f6430138ac010")
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func (gui *Gui) loadAddressBook() {
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gui.win.Root().Call("clearAddress")
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2014-05-31 02:34:37 -07:00
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stateObject := gui.eth.StateManager().CurrentState().GetStateObject(namereg)
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if stateObject != nil {
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stateObject.State().EachStorage(func(name string, value *ethutil.Value) {
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gui.win.Root().Call("addAddress", struct{ Name, Address string }{name, ethutil.Hex(value.Bytes())})
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})
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}
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2014-05-30 02:50:30 -07:00
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}
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2014-05-08 09:24:28 -07:00
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func (gui *Gui) readPreviousTransactions() {
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it := gui.txDb.Db().NewIterator(nil, nil)
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2014-02-25 01:54:37 -08:00
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for it.Next() {
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tx := ethchain.NewTransactionFromBytes(it.Value())
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2014-05-25 15:10:38 -07:00
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var inout string
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if bytes.Compare(tx.Sender(), gui.addr) == 0 {
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inout = "send"
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} else {
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inout = "recv"
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}
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gui.win.Root().Call("addTx", ethpub.NewPTx(tx), inout)
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2014-02-25 01:54:37 -08:00
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}
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it.Release()
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}
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2014-05-27 02:49:42 -07:00
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func (gui *Gui) processBlock(block *ethchain.Block, initial bool) {
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gui.win.Root().Call("addBlock", ethpub.NewPBlock(block), initial)
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2014-02-21 03:37:40 -08:00
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}
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2014-05-14 05:57:05 -07:00
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func (gui *Gui) setWalletValue(amount, unconfirmedFunds *big.Int) {
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var str string
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if unconfirmedFunds != nil {
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pos := "+"
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2014-05-21 04:37:46 -07:00
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if unconfirmedFunds.Cmp(big.NewInt(0)) < 0 {
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2014-05-14 05:57:05 -07:00
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pos = "-"
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}
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val := ethutil.CurrencyToString(new(big.Int).Abs(ethutil.BigCopy(unconfirmedFunds)))
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str = fmt.Sprintf("%v (%s %v)", ethutil.CurrencyToString(amount), pos, val)
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} else {
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str = fmt.Sprintf("%v", ethutil.CurrencyToString(amount))
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}
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gui.win.Root().Call("setWalletValue", str)
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}
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2014-02-25 01:54:37 -08:00
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// Simple go routine function that updates the list of peers in the GUI
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2014-05-08 09:24:28 -07:00
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func (gui *Gui) update() {
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2014-05-14 05:57:05 -07:00
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reactor := gui.eth.Reactor()
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2014-05-15 05:06:06 -07:00
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blockChan := make(chan ethutil.React, 1)
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txChan := make(chan ethutil.React, 1)
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2014-05-30 02:50:30 -07:00
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objectChan := make(chan ethutil.React, 1)
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2014-05-30 04:04:23 -07:00
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peerChan := make(chan ethutil.React, 1)
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2014-05-14 05:57:05 -07:00
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2014-05-15 05:06:06 -07:00
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reactor.Subscribe("newBlock", blockChan)
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reactor.Subscribe("newTx:pre", txChan)
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reactor.Subscribe("newTx:post", txChan)
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2014-05-30 02:50:30 -07:00
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reactor.Subscribe("object:"+string(namereg), objectChan)
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2014-05-30 04:04:23 -07:00
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reactor.Subscribe("peerList", peerChan)
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2014-02-25 01:54:37 -08:00
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2014-06-02 06:16:37 -07:00
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ticker := time.NewTicker(5 * time.Second)
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2014-05-08 09:24:28 -07:00
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state := gui.eth.StateManager().TransState()
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2014-04-30 08:13:12 -07:00
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2014-05-08 09:24:28 -07:00
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unconfirmedFunds := new(big.Int)
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2014-05-13 02:59:03 -07:00
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gui.win.Root().Call("setWalletValue", fmt.Sprintf("%v", ethutil.CurrencyToString(state.GetAccount(gui.addr).Amount)))
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2014-04-30 08:13:12 -07:00
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2014-02-25 01:54:37 -08:00
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for {
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select {
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2014-05-14 05:57:05 -07:00
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case b := <-blockChan:
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block := b.Resource.(*ethchain.Block)
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2014-05-27 02:49:42 -07:00
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gui.processBlock(block, false)
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2014-05-14 05:57:05 -07:00
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if bytes.Compare(block.Coinbase, gui.addr) == 0 {
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2014-05-17 06:15:46 -07:00
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gui.setWalletValue(gui.eth.StateManager().CurrentState().GetAccount(gui.addr).Amount, nil)
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2014-05-14 05:57:05 -07:00
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}
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2014-02-25 01:54:37 -08:00
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case txMsg := <-txChan:
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2014-05-15 05:06:06 -07:00
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tx := txMsg.Resource.(*ethchain.Transaction)
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2014-02-25 01:54:37 -08:00
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2014-05-15 05:06:06 -07:00
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if txMsg.Event == "newTx:pre" {
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2014-05-13 02:59:03 -07:00
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object := state.GetAccount(gui.addr)
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2014-05-08 09:24:28 -07:00
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2014-05-21 04:37:46 -07:00
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if bytes.Compare(tx.Sender(), gui.addr) == 0 {
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2014-05-25 15:10:38 -07:00
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gui.win.Root().Call("addTx", ethpub.NewPTx(tx), "send")
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2014-05-08 09:24:28 -07:00
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gui.txDb.Put(tx.Hash(), tx.RlpEncode())
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2014-02-28 03:16:46 -08:00
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unconfirmedFunds.Sub(unconfirmedFunds, tx.Value)
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2014-05-08 09:24:28 -07:00
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} else if bytes.Compare(tx.Recipient, gui.addr) == 0 {
|
2014-05-25 15:10:38 -07:00
|
|
|
gui.win.Root().Call("addTx", ethpub.NewPTx(tx), "recv")
|
2014-05-08 09:24:28 -07:00
|
|
|
gui.txDb.Put(tx.Hash(), tx.RlpEncode())
|
2014-02-28 03:16:46 -08:00
|
|
|
|
|
|
|
unconfirmedFunds.Add(unconfirmedFunds, tx.Value)
|
|
|
|
}
|
|
|
|
|
2014-05-14 05:57:05 -07:00
|
|
|
gui.setWalletValue(object.Amount, unconfirmedFunds)
|
2014-02-25 01:54:37 -08:00
|
|
|
} else {
|
2014-05-13 02:59:03 -07:00
|
|
|
object := state.GetAccount(gui.addr)
|
2014-05-08 09:24:28 -07:00
|
|
|
if bytes.Compare(tx.Sender(), gui.addr) == 0 {
|
|
|
|
object.SubAmount(tx.Value)
|
|
|
|
} else if bytes.Compare(tx.Recipient, gui.addr) == 0 {
|
|
|
|
object.AddAmount(tx.Value)
|
2014-02-25 01:54:37 -08:00
|
|
|
}
|
2014-02-28 03:16:46 -08:00
|
|
|
|
2014-05-14 05:57:05 -07:00
|
|
|
gui.setWalletValue(object.Amount, nil)
|
2014-05-08 09:24:28 -07:00
|
|
|
|
2014-05-21 03:14:39 -07:00
|
|
|
state.UpdateStateObject(object)
|
2014-02-25 01:54:37 -08:00
|
|
|
}
|
2014-05-30 02:50:30 -07:00
|
|
|
case <-objectChan:
|
|
|
|
gui.loadAddressBook()
|
2014-05-30 04:04:23 -07:00
|
|
|
case <-peerChan:
|
|
|
|
gui.setPeerInfo()
|
2014-06-02 06:16:37 -07:00
|
|
|
case <-ticker.C:
|
|
|
|
gui.setPeerInfo()
|
2014-02-25 01:54:37 -08:00
|
|
|
}
|
|
|
|
}
|
2014-02-22 16:56:04 -08:00
|
|
|
}
|
|
|
|
|
2014-05-30 04:04:23 -07:00
|
|
|
func (gui *Gui) setPeerInfo() {
|
|
|
|
gui.win.Root().Call("setPeers", fmt.Sprintf("%d / %d", gui.eth.PeerCount(), gui.eth.MaxPeers))
|
2014-06-02 06:16:37 -07:00
|
|
|
|
|
|
|
gui.win.Root().Call("resetPeers")
|
|
|
|
for _, peer := range gui.pub.GetPeers() {
|
|
|
|
gui.win.Root().Call("addPeer", peer)
|
|
|
|
}
|
2014-05-30 04:04:23 -07:00
|
|
|
}
|
|
|
|
|
2014-02-22 14:19:38 -08:00
|
|
|
// Logging functions that log directly to the GUI interface
|
2014-05-08 09:24:28 -07:00
|
|
|
func (gui *Gui) Println(v ...interface{}) {
|
2014-02-22 14:19:38 -08:00
|
|
|
str := strings.TrimRight(fmt.Sprintln(v...), "\n")
|
|
|
|
lines := strings.Split(str, "\n")
|
|
|
|
for _, line := range lines {
|
2014-05-08 09:24:28 -07:00
|
|
|
gui.win.Root().Call("addLog", line)
|
2014-02-22 14:19:38 -08:00
|
|
|
}
|
2014-02-21 16:52:47 -08:00
|
|
|
}
|
|
|
|
|
2014-05-08 09:24:28 -07:00
|
|
|
func (gui *Gui) Printf(format string, v ...interface{}) {
|
2014-02-21 16:52:47 -08:00
|
|
|
str := strings.TrimRight(fmt.Sprintf(format, v...), "\n")
|
2014-02-22 14:19:38 -08:00
|
|
|
lines := strings.Split(str, "\n")
|
|
|
|
for _, line := range lines {
|
2014-05-08 09:24:28 -07:00
|
|
|
gui.win.Root().Call("addLog", line)
|
2014-02-22 14:19:38 -08:00
|
|
|
}
|
2014-02-21 16:52:47 -08:00
|
|
|
}
|
2014-05-08 09:24:28 -07:00
|
|
|
|
|
|
|
func (gui *Gui) Transact(recipient, value, gas, gasPrice, data string) (*ethpub.PReceipt, error) {
|
2014-05-14 04:55:08 -07:00
|
|
|
keyPair := ethutil.GetKeyRing().Get(0)
|
2014-05-08 09:24:28 -07:00
|
|
|
|
|
|
|
return gui.pub.Transact(ethutil.Hex(keyPair.PrivateKey), recipient, value, gas, gasPrice, data)
|
|
|
|
}
|
|
|
|
|
|
|
|
func (gui *Gui) Create(recipient, value, gas, gasPrice, data string) (*ethpub.PReceipt, error) {
|
2014-05-14 04:55:08 -07:00
|
|
|
keyPair := ethutil.GetKeyRing().Get(0)
|
2014-05-09 16:57:10 -07:00
|
|
|
|
2014-05-28 14:14:23 -07:00
|
|
|
return gui.pub.Transact(ethutil.Hex(keyPair.PrivateKey), recipient, value, gas, gasPrice, data)
|
2014-05-08 09:24:28 -07:00
|
|
|
}
|
2014-05-30 10:36:05 -07:00
|
|
|
|
|
|
|
func (gui *Gui) ChangeClientId(id string) {
|
|
|
|
ethutil.Config.SetIdentifier(id)
|
|
|
|
}
|
|
|
|
|
|
|
|
func (gui *Gui) ClientId() string {
|
|
|
|
return ethutil.Config.Identifier
|
|
|
|
}
|