// Copyright (c) 2013-2014 Conformal Systems LLC.
// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.

package btcwire

import (
	"time"
)

// genesisCoinbaseTx is the coinbase transaction for the genesis blocks for
// the main network, regression test network, and test network (version 3).
var genesisCoinbaseTx = MsgTx{
	Version: 1,
	TxIn: []*TxIn{
		&TxIn{
			PreviousOutpoint: OutPoint{
				Hash:  ShaHash{},
				Index: 0xffffffff,
			},
			SignatureScript: []byte{
				0x04, 0xff, 0xff, 0x00, 0x1d, 0x01, 0x04, 0x45, /* |.......E| */
				0x54, 0x68, 0x65, 0x20, 0x54, 0x69, 0x6d, 0x65, /* |The Time| */
				0x73, 0x20, 0x30, 0x33, 0x2f, 0x4a, 0x61, 0x6e, /* |s 03/Jan| */
				0x2f, 0x32, 0x30, 0x30, 0x39, 0x20, 0x43, 0x68, /* |/2009 Ch| */
				0x61, 0x6e, 0x63, 0x65, 0x6c, 0x6c, 0x6f, 0x72, /* |ancellor| */
				0x20, 0x6f, 0x6e, 0x20, 0x62, 0x72, 0x69, 0x6e, /* | on brin| */
				0x6b, 0x20, 0x6f, 0x66, 0x20, 0x73, 0x65, 0x63, /* |k of sec|*/
				0x6f, 0x6e, 0x64, 0x20, 0x62, 0x61, 0x69, 0x6c, /* |ond bail| */
				0x6f, 0x75, 0x74, 0x20, 0x66, 0x6f, 0x72, 0x20, /* |out for |*/
				0x62, 0x61, 0x6e, 0x6b, 0x73, /* |banks| */
			},
			Sequence: 0xffffffff,
		},
	},
	TxOut: []*TxOut{
		&TxOut{
			Value: 0x12a05f200,
			PkScript: []byte{
				0x41, 0x04, 0x67, 0x8a, 0xfd, 0xb0, 0xfe, 0x55, /* |A.g....U| */
				0x48, 0x27, 0x19, 0x67, 0xf1, 0xa6, 0x71, 0x30, /* |H'.g..q0| */
				0xb7, 0x10, 0x5c, 0xd6, 0xa8, 0x28, 0xe0, 0x39, /* |..\..(.9| */
				0x09, 0xa6, 0x79, 0x62, 0xe0, 0xea, 0x1f, 0x61, /* |..yb...a| */
				0xde, 0xb6, 0x49, 0xf6, 0xbc, 0x3f, 0x4c, 0xef, /* |..I..?L.| */
				0x38, 0xc4, 0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, /* |8..U....| */
				0x12, 0xde, 0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, /* |..\8M...| */
				0x8d, 0x57, 0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, /* |.W.Lp+k.| */
				0x1d, 0x5f, 0xac, /* |._.| */
			},
		},
	},
	LockTime: 0,
}

// GenesisHash is the hash of the first block in the block chain for the main
// network (genesis block).
var GenesisHash = ShaHash{
	0x6f, 0xe2, 0x8c, 0x0a, 0xb6, 0xf1, 0xb3, 0x72,
	0xc1, 0xa6, 0xa2, 0x46, 0xae, 0x63, 0xf7, 0x4f,
	0x93, 0x1e, 0x83, 0x65, 0xe1, 0x5a, 0x08, 0x9c,
	0x68, 0xd6, 0x19, 0x00, 0x00, 0x00, 0x00, 0x00,
}

// GenesisMerkleRoot is the hash of the first transaction in the genesis block
// for the main network.
var GenesisMerkleRoot = ShaHash{
	0x3b, 0xa3, 0xed, 0xfd, 0x7a, 0x7b, 0x12, 0xb2,
	0x7a, 0xc7, 0x2c, 0x3e, 0x67, 0x76, 0x8f, 0x61,
	0x7f, 0xc8, 0x1b, 0xc3, 0x88, 0x8a, 0x51, 0x32,
	0x3a, 0x9f, 0xb8, 0xaa, 0x4b, 0x1e, 0x5e, 0x4a,
}

// GenesisBlock defines the genesis block of the block chain which serves as the
// public transaction ledger for the main network.
var GenesisBlock = MsgBlock{
	Header: BlockHeader{
		Version:    1,
		PrevBlock:  ShaHash{},                // 0000000000000000000000000000000000000000000000000000000000000000
		MerkleRoot: GenesisMerkleRoot,        // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
		Timestamp:  time.Unix(0x495fab29, 0), // 2009-01-03 18:15:05 +0000 UTC
		Bits:       0x1d00ffff,               // 486604799 [00000000ffff0000000000000000000000000000000000000000000000000000]
		Nonce:      0x7c2bac1d,               // 2083236893
	},
	Transactions: []*MsgTx{&genesisCoinbaseTx},
}

// TestNetGenesisHash is the hash of the first block in the block chain for the
// regression test network (genesis block).
var TestNetGenesisHash = ShaHash{
	0x06, 0x22, 0x6e, 0x46, 0x11, 0x1a, 0x0b, 0x59,
	0xca, 0xaf, 0x12, 0x60, 0x43, 0xeb, 0x5b, 0xbf,
	0x28, 0xc3, 0x4f, 0x3a, 0x5e, 0x33, 0x2a, 0x1f,
	0xc7, 0xb2, 0xb7, 0x3c, 0xf1, 0x88, 0x91, 0x0f,
}

// TestNetGenesisMerkleRoot is the hash of the first transaction in the genesis
// block for the regression test network.  It is the same as the merkle root for
// the main network.
var TestNetGenesisMerkleRoot = GenesisMerkleRoot

// TestNetGenesisBlock defines the genesis block of the block chain which serves
// as the public transaction ledger for the regression test network.
var TestNetGenesisBlock = MsgBlock{
	Header: BlockHeader{
		Version:    1,
		PrevBlock:  ShaHash{},                // 0000000000000000000000000000000000000000000000000000000000000000
		MerkleRoot: TestNetGenesisMerkleRoot, // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
		Timestamp:  time.Unix(1296688602, 0), // 2011-02-02 23:16:42 +0000 UTC
		Bits:       0x207fffff,               // 545259519 [7fffff0000000000000000000000000000000000000000000000000000000000]
		Nonce:      2,
	},
	Transactions: []*MsgTx{&genesisCoinbaseTx},
}

// TestNet3GenesisHash is the hash of the first block in the block chain for the
// test network (version 3).
var TestNet3GenesisHash = ShaHash{
	0x43, 0x49, 0x7f, 0xd7, 0xf8, 0x26, 0x95, 0x71,
	0x08, 0xf4, 0xa3, 0x0f, 0xd9, 0xce, 0xc3, 0xae,
	0xba, 0x79, 0x97, 0x20, 0x84, 0xe9, 0x0e, 0xad,
	0x01, 0xea, 0x33, 0x09, 0x00, 0x00, 0x00, 0x00,
}

// TestNet3GenesisMerkleRoot is the hash of the first transaction in the genesis
// block for the test network (version 3).  It is the same as the merkle root
// for the main network.
var TestNet3GenesisMerkleRoot = GenesisMerkleRoot

// TestNet3GenesisBlock defines the genesis block of the block chain which
// serves as the public transaction ledger for the test network (version 3).
var TestNet3GenesisBlock = MsgBlock{
	Header: BlockHeader{
		Version:    1,
		PrevBlock:  ShaHash{},                 // 0000000000000000000000000000000000000000000000000000000000000000
		MerkleRoot: TestNet3GenesisMerkleRoot, // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
		Timestamp:  time.Unix(1296688602, 0),  // 2011-02-02 23:16:42 +0000 UTC
		Bits:       0x1d00ffff,                // 486604799 [00000000ffff0000000000000000000000000000000000000000000000000000]
		Nonce:      0x18aea41a,                // 414098458
	},
	Transactions: []*MsgTx{&genesisCoinbaseTx},
}