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package main
import (
"bytes"
"fmt"
"path"
"strconv"
"strings"
"github.com/ethereum/eth-go"
"github.com/ethereum/eth-go/ethchain"
"github.com/ethereum/eth-go/ethcrypto"
"github.com/ethereum/eth-go/ethpipe"
"github.com/ethereum/eth-go/ethstate"
"github.com/ethereum/eth-go/ethutil"
"github.com/ethereum/go-ethereum/javascript"
"gopkg.in/qml.v1"
)
type memAddr struct {
Num string
Value string
}
// UI Library that has some basic functionality exposed
type UiLib struct {
*ethpipe.JSPipe
engine *qml.Engine
eth *eth.Ethereum
connected bool
assetPath string
// The main application window
win *qml.Window
Db *Debugger
DbWindow *DebuggerWindow
jsEngine *javascript.JSRE
filterCallbacks map[int][]int
filters map[int]*GuiFilter
}
func NewUiLib(engine *qml.Engine, eth *eth.Ethereum, assetPath string) *UiLib {
return &UiLib{JSPipe: ethpipe.NewJSPipe(eth), engine: engine, eth: eth, assetPath: assetPath, jsEngine: javascript.NewJSRE(eth), filterCallbacks: make(map[int][]int), filters: make(map[int]*GuiFilter)}
}
func (self *UiLib) LookupDomain(domain string) string {
world := self.World()
if len(domain) > 32 {
domain = string(ethcrypto.Sha3Bin([]byte(domain)))
}
data := world.Config().Get("DnsReg").StorageString(domain).Bytes()
// Left padded = A record, Right padded = CNAME
if data[0] == 0 {
data = bytes.TrimLeft(data, "\x00")
var ipSlice []string
for _, d := range data {
ipSlice = append(ipSlice, strconv.Itoa(int(d)))
}
return strings.Join(ipSlice, ".")
} else {
data = bytes.TrimRight(data, "\x00")
return string(data)
}
}
func (self *UiLib) ImportTx(rlpTx string) {
tx := ethchain.NewTransactionFromBytes(ethutil.Hex2Bytes(rlpTx))
self.eth.TxPool().QueueTransaction(tx)
}
func (self *UiLib) EvalJavascriptFile(path string) {
self.jsEngine.LoadExtFile(path[7:])
}
func (self *UiLib) EvalJavascriptString(str string) string {
value, err := self.jsEngine.Run(str)
if err != nil {
return err.Error()
}
return fmt.Sprintf("%v", value)
}
func (ui *UiLib) OpenQml(path string) {
container := NewQmlApplication(path[7:], ui)
app := NewExtApplication(container, ui)
go app.run()
}
func (ui *UiLib) OpenHtml(path string) {
container := NewHtmlApplication(path, ui)
app := NewExtApplication(container, ui)
go app.run()
}
func (ui *UiLib) OpenBrowser() {
ui.OpenHtml("file://" + ui.AssetPath("ext/home.html"))
}
func (ui *UiLib) Muted(content string) {
component, err := ui.engine.LoadFile(ui.AssetPath("qml/muted.qml"))
if err != nil {
logger.Debugln(err)
return
}
win := component.CreateWindow(nil)
go func() {
path := "file://" + ui.AssetPath("muted/index.html")
win.Set("url", path)
win.Show()
win.Wait()
}()
}
func (ui *UiLib) Connect(button qml.Object) {
if !ui.connected {
ui.eth.Start(true)
ui.connected = true
button.Set("enabled", false)
}
}
func (ui *UiLib) ConnectToPeer(addr string) {
ui.eth.ConnectToPeer(addr)
}
func (ui *UiLib) AssetPath(p string) string {
return path.Join(ui.assetPath, p)
}
func (self *UiLib) StartDbWithContractAndData(contractHash, data string) {
dbWindow := NewDebuggerWindow(self)
object := self.eth.StateManager().CurrentState().GetStateObject(ethutil.Hex2Bytes(contractHash))
if len(object.Code) > 0 {
dbWindow.SetCode("0x" + ethutil.Bytes2Hex(object.Code))
}
dbWindow.SetData("0x" + data)
dbWindow.Show()
}
func (self *UiLib) StartDbWithCode(code string) {
dbWindow := NewDebuggerWindow(self)
dbWindow.SetCode("0x" + code)
dbWindow.Show()
}
func (self *UiLib) StartDebugger() {
dbWindow := NewDebuggerWindow(self)
dbWindow.Show()
}
func (self *UiLib) RegisterFilter(object map[string]interface{}, seed int) {
filter := &GuiFilter{ethpipe.NewJSFilterFromMap(object, self.eth), seed}
self.filters[seed] = filter
filter.MessageCallback = func(messages ethstate.Messages) {
for _, callbackSeed := range self.filterCallbacks[seed] {
self.win.Root().Call("invokeFilterCallback", filter.MessagesToJson(messages), seed, callbackSeed)
}
}
}
func (self *UiLib) RegisterFilterCallback(seed, cbSeed int) {
self.filterCallbacks[seed] = append(self.filterCallbacks[seed], cbSeed)
}
func (self *UiLib) UninstallFilter(seed int) {
filter := self.filters[seed]
if filter != nil {
filter.Uninstall()
delete(self.filters, seed)
}
}
type GuiFilter struct {
*ethpipe.JSFilter
seed int
}
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