3 files changed, 159 insertions, 40 deletions

diff --git a/ethereal/ui/debugger.go b/ethereal/ui/debugger.go
new file mode 100644
index 000000000..817c0b08f
--- /dev/null
+++ b/ethereal/ui/debugger.go
@@ -0,0 +1,151 @@
+package ethui
+
+import (
+	"fmt"
+	"github.com/ethereum/eth-go/ethchain"
+	"github.com/ethereum/eth-go/ethutil"
+	"github.com/go-qml/qml"
+)
+
+type DebuggerWindow struct {
+	win    *qml.Window
+	engine *qml.Engine
+	lib    *UiLib
+	Db     *Debugger
+}
+
+func NewDebuggerWindow(lib *UiLib) *DebuggerWindow {
+	engine := qml.NewEngine()
+	component, err := engine.LoadFile(lib.AssetPath("debugger/debugger.qml"))
+	if err != nil {
+		fmt.Println(err)
+
+		return nil
+	}
+
+	win := component.CreateWindow(nil)
+	db := &Debugger{win, make(chan bool), make(chan bool), true}
+
+	return &DebuggerWindow{engine: engine, win: win, lib: lib, Db: db}
+}
+
+func (self *DebuggerWindow) Show() {
+	context := self.engine.Context()
+	context.SetVar("dbg", self)
+
+	go func() {
+		self.win.Show()
+		self.win.Wait()
+	}()
+}
+
+func (self *DebuggerWindow) Debug(valueStr, gasStr, gasPriceStr, data string) {
+	if !self.Db.done {
+		self.Db.Q <- true
+	}
+
+	state := self.lib.eth.BlockChain().CurrentBlock.State()
+
+	defer func() {
+		if r := recover(); r != nil {
+			fmt.Println(r)
+		}
+	}()
+
+	script, err := ethutil.Compile(data)
+	if err != nil {
+		ethutil.Config.Log.Debugln(err)
+
+		return
+	}
+
+	dis := ethchain.Disassemble(script)
+	self.win.Root().Call("clearAsm")
+
+	for _, str := range dis {
+		self.win.Root().Call("setAsm", str)
+	}
+	// Contract addr as test address
+	keyPair := ethutil.GetKeyRing().Get(0)
+	callerTx := ethchain.NewContractCreationTx(ethutil.Big(valueStr), ethutil.Big(gasStr), ethutil.Big(gasPriceStr), script)
+	callerTx.Sign(keyPair.PrivateKey)
+
+	account := self.lib.eth.StateManager().TransState().GetAccount(keyPair.Address())
+	contract := ethchain.MakeContract(callerTx, state)
+	callerClosure := ethchain.NewClosure(account, contract, contract.Init(), state, ethutil.Big(gasStr), ethutil.Big(gasPriceStr))
+
+	block := self.lib.eth.BlockChain().CurrentBlock
+	vm := ethchain.NewVm(state, self.lib.eth.StateManager(), ethchain.RuntimeVars{
+		Origin:      account.Address(),
+		BlockNumber: block.BlockInfo().Number,
+		PrevHash:    block.PrevHash,
+		Coinbase:    block.Coinbase,
+		Time:        block.Time,
+		Diff:        block.Difficulty,
+	})
+
+	self.Db.done = false
+	go func() {
+		callerClosure.Call(vm, contract.Init(), self.Db.halting)
+
+		state.Reset()
+
+		self.Db.done = true
+	}()
+}
+
+func (self *DebuggerWindow) Next() {
+	self.Db.Next()
+}
+
+type Debugger struct {
+	win  *qml.Window
+	N    chan bool
+	Q    chan bool
+	done bool
+}
+
+type storeVal struct {
+	Key, Value string
+}
+
+func (d *Debugger) halting(pc int, op ethchain.OpCode, mem *ethchain.Memory, stack *ethchain.Stack, stateObject *ethchain.StateObject) bool {
+	d.win.Root().Call("setInstruction", pc)
+	d.win.Root().Call("clearMem")
+	d.win.Root().Call("clearStack")
+	d.win.Root().Call("clearStorage")
+
+	addr := 0
+	for i := 0; i+32 <= mem.Len(); i += 32 {
+		d.win.Root().Call("setMem", memAddr{fmt.Sprintf("%03d", addr), fmt.Sprintf("% x", mem.Data()[i:i+32])})
+		addr++
+	}
+
+	for _, val := range stack.Data() {
+		d.win.Root().Call("setStack", val.String())
+	}
+
+	stateObject.State().EachStorage(func(key string, node *ethutil.Value) {
+		d.win.Root().Call("setStorage", storeVal{fmt.Sprintf("% x", key), fmt.Sprintf("% x", node.Str())})
+	})
+
+out:
+	for {
+		select {
+		case <-d.N:
+			break out
+		case <-d.Q:
+			d.done = true
+
+			return false
+		}
+	}
+
+	return true
+}
+
+func (d *Debugger) Next() {
+	if !d.done {
+		d.N <- true
+	}
+}
diff --git a/ethereal/ui/gui.go b/ethereal/ui/gui.go
index 18e13d985..b49fafac1 100644
--- a/ethereal/ui/gui.go
+++ b/ethereal/ui/gui.go
@@ -130,7 +130,7 @@ func (gui *Gui) createWindow(comp qml.Object) *qml.Window {
 	gui.win = win
 	gui.uiLib.win = win
 
-	db := &Debugger{gui.win, make(chan bool), true}
+	db := &Debugger{gui.win, make(chan bool), make(chan bool), true}
 	gui.lib.Db = db
 	gui.uiLib.Db = db
 
diff --git a/ethereal/ui/ui_lib.go b/ethereal/ui/ui_lib.go
index 51fa26a88..998392525 100644
--- a/ethereal/ui/ui_lib.go
+++ b/ethereal/ui/ui_lib.go
@@ -2,7 +2,6 @@ package ethui
 
 import (
 	"bitbucket.org/kardianos/osext"
-	"fmt"
 	"github.com/ethereum/eth-go"
 	"github.com/ethereum/eth-go/ethchain"
 	"github.com/ethereum/eth-go/ethutil"
@@ -90,6 +89,12 @@ func (ui *UiLib) AssetPath(p string) string {
 	return path.Join(ui.assetPath, p)
 }
 
+func (self *UiLib) StartDebugger() {
+	dbWindow := NewDebuggerWindow(self)
+
+	dbWindow.Show()
+}
+
 func DefaultAssetPath() string {
 	var base string
 	// If the current working directory is the go-ethereum dir
@@ -163,42 +168,5 @@ func (ui *UiLib) DebugTx(recipient, valueStr, gasStr, gasPriceStr, data string)
 }
 
 func (ui *UiLib) Next() {
-	if !ui.Db.done {
-		ui.Db.Next()
-	}
-}
-
-type Debugger struct {
-	win  *qml.Window
-	N    chan bool
-	done bool
-}
-
-func (d *Debugger) halting(pc int, op ethchain.OpCode, mem *ethchain.Memory, stack *ethchain.Stack) {
-	d.win.Root().Call("setInstruction", pc)
-	d.win.Root().Call("clearMem")
-	d.win.Root().Call("clearStack")
-
-	addr := 0
-	for i := 0; i+32 <= mem.Len(); i += 32 {
-		d.win.Root().Call("setMem", memAddr{fmt.Sprintf("%03d", addr), fmt.Sprintf("% x", mem.Data()[i:i+32])})
-		addr++
-	}
-
-	for _, val := range stack.Data() {
-		d.win.Root().Call("setStack", val.String())
-	}
-
-out:
-	for {
-		select {
-		case <-d.N:
-			break out
-		default:
-		}
-	}
-}
-
-func (d *Debugger) Next() {
-	d.N <- true
+	ui.Db.Next()
 }