flosight-api/server/lib/api/transaction.js

184 lines
4.6 KiB
JavaScript

const Block = require('../../models/block.js');
const Transaction = require('../../models/transaction');
const logger = require('../logger');
const MAX_TXS = 20;
const MAX_BLOCKS = 1;
// Shoe horned in. Not dry, also in blocks. Make db api later
function getBlock(params, options, cb) {
const defaultOptions = { _id: 0 };
Object.assign(defaultOptions, options);
Block.find(
params,
defaultOptions,
cb)
.sort({ height: -1 })
.limit(MAX_BLOCKS);
}
function getTransactions(params, options, cb) {
const defaultOptions = { _id: 0 };
Object.assign(defaultOptions, options);
Transaction.find(
params,
defaultOptions,
cb)
.sort({ height: 1 })
.limit(MAX_TXS);
}
module.exports = function transactionAPI(router) {
router.get('/tx/:txid', (req, res) => {
getTransactions(
{ hash: req.params.txid },
{ },
(err, tx) => {
if (err) {
res.status(501).send();
logger.log('err', err);
}
if (tx[0]) {
const t = tx[0];
// Map bcoin model to insight-api
res.json({
txid: t.hash,
version: t.version,
locktime: t.lockTime,
vin: t.inputs.map(input => ({
coinbase: input.script,
sequence: input.sequence,
n: 0,
})),
vout: t.outputs.map(output => ({
value: output.value / 1e8,
n: 0,
scriptPubKey: {
hex: output.script,
asm: '',
addresses: [output.address],
type: null,
},
spentTxId: null,
spentIndex: null,
spentHeight: null,
})),
blockhash: t.block,
blockheight: t.height,
confirmations: 0,
time: 0,
blocktime: 0,
isCoinBase: false,
valueOut: t.outputs.reduce((a, b) => a.value + b.value).value / 1e8,
size: 0,
});
} else {
res.send();
}
});
});
router.get('/txs', (req, res) => {
/*
const txsBy = req.query.blocks ||
req.query.address;
*/
if (req.query.block) {
getBlock(
{ hash: req.query.block },
{ rawBlock: 0 },
(err, block) => {
if (err) {
res.status(501).send();
logger.log('err', err);
}
if (block[0]) {
const b = block[0];
res.json({
pagesTotal: 1,
txs: b.txs.map(tx => ({
txid: tx.hash,
version: tx.version,
locktime: tx.locktime,
vin: tx.inputs.map(input => ({
coinbase: input.script,
sequence: input.sequence,
n: 0,
addr: input.address,
})),
vout: tx.outputs.map(output => ({
value: output.value / 1e8,
n: 0,
scriptPubKey: {
hex: '',
asm: '',
addresses: [output.address],
type: output.type,
},
spentTxid: '',
spentIndex: 0,
spentHeight: 0,
})),
})),
});
} else {
res.send();
}
});
} else if (req.query.address) {
} else {
getTransactions(
{},
{},
(err, txs) => {
if (err) {
res.status(501).send();
}
res.json({
pagesTotal: 1,
txs: txs.map(tx => ({
txid: tx.hash,
version: tx.version,
locktime: tx.locktime,
vin: tx.inputs.map(input => ({
coinbase: input.script,
sequence: input.sequence,
n: 0,
})),
vout: tx.outputs.map(output => ({
value: output.value,
n: 0,
scriptPubKey: {
hex: '',
asm: '',
addresses: [output.address],
type: output.type,
},
spentTxid: '',
spentIndex: 0,
spentHeight: 0,
})),
})),
});
},
);
}
});
router.get('/rawtx/:txid', (req, res) => {
res.send(req.params.txid);
});
router.post('/tx/send', (req, res) => {
res.send('tx send stub');
});
};