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txdb: refactor.

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This commit is contained in:
Christopher Jeffrey 2016-10-20 08:34:18 -07:00
parent a80c438995
commit 2cc2ec4bf3
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GPG Key ID: 8962AB9DE6666BBD
1 changed files with 59 additions and 60 deletions
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119
lib/wallet/txdb.js
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@ -2056,17 +2056,15 @@ TXDB.prototype.getPending = co(function* getPending(account) {
* @returns {Promise} - Returns {@link Coin}[].
*/
TXDB.prototype.getCredits = co(function* getCredits(account, all) {
TXDB.prototype.getCredits = function getCredits(account) {
var self = this;
var unspent = [];
var i, credits, credit;
// Slow case
if (account != null)
return this.getAccountCredits(account, all);
return this.getAccountCredits(account);
// Fast case
credits = yield this.range({
return this.range({
gte: layout.c(constants.NULL_HASH, 0x00000000),
lte: layout.c(constants.HIGH_HASH, 0xffffffff),
parse: function(key, value) {
@ -2081,19 +2079,7 @@ TXDB.prototype.getCredits = co(function* getCredits(account, all) {
return credit;
}
});
if (all)
return credits;
for (i = 0; i < credits.length; i++) {
credit = credits[i];
if (credit.spent)
continue;
unspent.push(credit);
}
return unspent;
});
};
/**
* Get coins by account.
@ -2101,23 +2087,18 @@ TXDB.prototype.getCredits = co(function* getCredits(account, all) {
* @returns {Promise} - Returns {@link Coin}[].
*/
TXDB.prototype.getAccountCredits = co(function* getAccountCredits(account, all) {
var prevout = yield this.getOutpoints(account);
TXDB.prototype.getAccountCredits = co(function* getAccountCredits(account) {
var outpoints = yield this.getOutpoints(account);
var credits = [];
var i, op, credit;
var i, prevout, credit;
for (i = 0; i < prevout.length; i++) {
op = prevout[i];
credit = yield this.getCredit(op.hash, op.index);
for (i = 0; i < outpoints.length; i++) {
prevout = outpoints[i];
credit = yield this.getCredit(prevout.hash, prevout.index);
if (!credit)
continue;
if (!all) {
if (credit.spent)
continue;
}
credits.push(credit);
}
@ -2165,13 +2146,17 @@ TXDB.prototype.getSpentCredits = co(function* getSpentCredits(tx) {
* @returns {Promise} - Returns {@link Coin}[].
*/
TXDB.prototype.getCoins = co(function* getCoins(account, all) {
var credits = yield this.getCredits(account, all);
TXDB.prototype.getCoins = co(function* getCoins(account) {
var credits = yield this.getCredits(account);
var coins = [];
var i, credit;
for (i = 0; i < credits.length; i++) {
credit = credits[i];
if (credit.spent)
continue;
coins.push(credit.coin);
}
@ -2184,13 +2169,17 @@ TXDB.prototype.getCoins = co(function* getCoins(account, all) {
* @returns {Promise} - Returns {@link Coin}[].
*/
TXDB.prototype.getAccountCoins = co(function* getAccountCoins(account, all) {
var credits = yield this.getAccountCredits(account, all);
TXDB.prototype.getAccountCoins = co(function* getAccountCoins(account) {
var credits = yield this.getAccountCredits(account);
var coins = [];
var i, credit;
for (i = 0; i < credits.length; i++) {
credit = credits[i];
if (credit.spent)
continue;
coins.push(credit.coin);
}
@ -2306,34 +2295,42 @@ TXDB.prototype.getDetails = co(function* getDetails(hash) {
/**
* Convert transaction to transaction details.
* @param {TX|TX[]} tx
* @param {TX|TX[]} txs
* @returns {Promise}
*/
TXDB.prototype.toDetails = co(function* toDetails(tx) {
var i, out, txs, details;
var coins, coin, path, output;
TXDB.prototype.toDetails = co(function* toDetails(txs) {
var i, out, tx, details;
if (Array.isArray(tx)) {
out = [];
txs = tx;
if (!Array.isArray(txs))
return yield this._toDetails(txs);
for (i = 0; i < txs.length; i++) {
tx = txs[i];
details = yield this.toDetails(tx);
out = [];
if (!details)
continue;
for (i = 0; i < txs.length; i++) {
tx = txs[i];
details = yield this._toDetails(tx);
out.push(details);
}
if (!details)
continue;
return out;
out.push(details);
}
details = new Details(this, tx);
return out;
});
coins = yield this.fillHistory(tx);
/**
* Convert transaction to transaction details.
* @private
* @param {TX} tx
* @returns {Promise}
*/
TXDB.prototype._toDetails = co(function* _toDetails(tx) {
var details = new Details(this, tx);
var coins = yield this.fillHistory(tx);
var i, coin, path, output;
for (i = 0; i < tx.inputs.length; i++) {
coin = coins[i];
@ -2502,18 +2499,19 @@ TXDB.prototype.getBalance = co(function* getBalance(account) {
*/
TXDB.prototype.getWalletBalance = co(function* getWalletBalance() {
var credits = yield this.getCredits(null, true);
var credits = yield this.getCredits();
var balance = new Balance(this.wallet.wid, this.wallet.id, -1);
var i, credit;
var i, credit, coin;
for (i = 0; i < credits.length; i++) {
credit = credits[i];
coin = credit.coin;
if (credit.coin.height !== -1)
balance.confirmed += credit.coin.value;
if (coin.height !== -1)
balance.confirmed += coin.value;
if (!credit.spent)
balance.unconfirmed += credit.coin.value;
balance.unconfirmed += coin.value;
}
return balance;
@ -2526,18 +2524,19 @@ TXDB.prototype.getWalletBalance = co(function* getWalletBalance() {
*/
TXDB.prototype.getAccountBalance = co(function* getAccountBalance(account) {
var credits = yield this.getAccountCredits(account, true);
var credits = yield this.getAccountCredits(account);
var balance = new Balance(this.wallet.wid, this.wallet.id, account);
var i, credit;
var i, credit, coin;
for (i = 0; i < credits.length; i++) {
credit = credits[i];
coin = credit.coin;
if (credit.coin.height !== -1)
balance.confirmed += credit.coin.value;
if (coin.height !== -1)
balance.confirmed += coin.value;
if (!credit.spent)
balance.unconfirmed += credit.coin.value;
balance.unconfirmed += coin.value;
}
return balance;