From 3e8b27c9dc78ffeeefae987e67730fae17707df4 Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Fri, 21 Feb 2014 17:29:59 +0100
Subject: WIP library, sample app

---
 ui/gui.go     | 28 +++++++++++++++++++++++++---
 ui/library.go | 42 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 67 insertions(+), 3 deletions(-)
 create mode 100644 ui/library.go

(limited to 'ui')

diff --git a/ui/gui.go b/ui/gui.go
index e223fe262..8f063843c 100644
--- a/ui/gui.go
+++ b/ui/gui.go
@@ -17,10 +17,15 @@ type Gui struct {
 	engine    *qml.Engine
 	component *qml.Common
 	eth       *eth.Ethereum
+
+	// The Ethereum library
+	lib *EthLib
 }
 
 func New(ethereum *eth.Ethereum) *Gui {
-	return &Gui{eth: ethereum}
+	lib := &EthLib{blockManager: ethereum.BlockManager, blockChain: ethereum.BlockManager.BlockChain(), txPool: ethereum.TxPool}
+
+	return &Gui{eth: ethereum, lib: lib}
 }
 
 type Block struct {
@@ -48,10 +53,10 @@ func (ui *Gui) Start() {
 	}
 
 	ui.win = component.CreateWindow(nil)
-	root := ui.win.Root()
 
 	context := ui.engine.Context()
-	context.SetVar("tester", &Tester{root: root})
+	context.SetVar("eth", ui.lib)
+	context.SetVar("ui", &UiLib{engine: ui.engine})
 
 	ui.eth.BlockManager.SecondaryBlockProcessor = ui
 
@@ -82,6 +87,23 @@ func (ui *Gui) updatePeers() {
 	}
 }
 
+type UiLib struct {
+	engine *qml.Engine
+}
+
+func (ui *UiLib) Open(path string) {
+	component, err := ui.engine.LoadFile(path[7:])
+	if err != nil {
+		ethutil.Config.Log.Debugln(err)
+	}
+	win := component.CreateWindow(nil)
+
+	go func() {
+		win.Show()
+		win.Wait()
+	}()
+}
+
 type Tester struct {
 	root qml.Object
 }
diff --git a/ui/library.go b/ui/library.go
new file mode 100644
index 000000000..36952e198
--- /dev/null
+++ b/ui/library.go
@@ -0,0 +1,42 @@
+package ethui
+
+import (
+	"encoding/hex"
+	"fmt"
+	"github.com/ethereum/eth-go/ethchain"
+	"github.com/ethereum/eth-go/ethutil"
+	"math/big"
+)
+
+type EthLib struct {
+	blockManager *ethchain.BlockManager
+	blockChain   *ethchain.BlockChain
+	txPool       *ethchain.TxPool
+}
+
+func (lib *EthLib) CreateTx(receiver string, amount uint64) string {
+	hash, err := hex.DecodeString(receiver)
+	if err != nil {
+		return err.Error()
+	}
+
+	tx := ethchain.NewTransaction(hash, big.NewInt(int64(amount)), []string{""})
+	data, _ := ethutil.Config.Db.Get([]byte("KeyRing"))
+	keyRing := ethutil.NewValueFromBytes(data)
+	tx.Sign(keyRing.Get(0).Bytes())
+
+	lib.txPool.QueueTransaction(tx)
+
+	return ethutil.Hex(tx.Hash())
+}
+
+func (lib *EthLib) GetBlock(hexHash string) *Block {
+	hash, err := hex.DecodeString(hexHash)
+	if err != nil {
+		return nil
+	}
+
+	block := lib.blockChain.GetBlock(hash)
+	fmt.Println(block)
+	return &Block{Number: int(block.BlockInfo().Number), Hash: ethutil.Hex(block.Hash())}
+}
-- 
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