ui/library.go


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44

package ethui

import (
    "encoding/hex"
    "fmt"
    "github.com/ethereum/eth-go/ethchain"
    "github.com/ethereum/eth-go/ethutil"
)

type EthLib struct {
    blockManager *ethchain.BlockManager
    blockChain   *ethchain.BlockChain
    txPool       *ethchain.TxPool
}

func (lib *EthLib) CreateTx(receiver, a string) string {
    hash, err := hex.DecodeString(receiver)
    if err != nil {
        return err.Error()
    }
    data, _ := ethutil.Config.Db.Get([]byte("KeyRing"))
    keyRing := ethutil.NewValueFromBytes(data)

    amount := ethutil.Big(a)
    tx := ethchain.NewTransaction(hash, amount, []string{""})
    tx.Nonce = lib.blockManager.GetAddrState(keyRing.Get(1).Bytes()).Nonce

    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())}
}