94 lines
2.5 KiB
JavaScript
94 lines
2.5 KiB
JavaScript
'use strict';
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var _ = require('lodash');
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var levelup = require('levelup');
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var $ = require('preconditions').singleton();
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var async = require('async');
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var log = require('npmlog');
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log.debug = log.verbose;
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var Wallet = require('./model/wallet');
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var Copayer = require('./model/copayer');
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var Address = require('./model/address');
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var TxProposal = require('./model/txproposal');
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var Storage = function (opts) {
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opts = opts || {};
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this.db = opts.db || levelup(opts.dbPath || './db/copay.db', { valueEncoding: 'json' });
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};
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Storage.prototype.fetchWallet = function (id, cb) {
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this.db.get('wallet-' + id, function (err, data) {
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if (err) {
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if (err.notFound) return cb();
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return cb(err);
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}
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return cb(null, Wallet.fromObj(data));
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});
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};
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Storage.prototype.storeWallet = function (wallet, cb) {
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this.db.put('wallet-' + wallet.id, wallet, cb);
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};
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Storage.prototype.fetchTx = function (walletId, txProposalId, cb) {
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this.db.get('wallet-' + walletId + '-txp-' + txProposalId, function (err, data) {
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if (err) {
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if (err.notFound) return cb();
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return cb(err);
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}
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return cb(null, TxProposal.fromObj(data));
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});
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};
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Storage.prototype.fetchTxs = function (walletId, cb) {
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var txs = [];
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var key = 'wallet-' + walletId + '-txp-';
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this.db.createReadStream({ gte: key, lt: key + '~' })
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.on('data', function (data) {
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txs.push(TxProposal.fromObj(data.value));
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})
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.on('error', function (err) {
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if (err.notFound) return cb();
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return cb(err);
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})
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.on('end', function () {
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return cb(null, txs);
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});
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};
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Storage.prototype.storeTx = function (walletId, txp, cb) {
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this.db.put('wallet-' + walletId + '-txp-' + txp.txProposalId, txp, cb);
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};
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Storage.prototype.fetchAddresses = function (walletId, cb) {
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var addresses = [];
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var key = 'wallet-' + walletId + '-address-';
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this.db.createReadStream({ gte: key, lt: key + '~' })
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.on('data', function (data) {
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addresses.push(Address.fromObj(data.value));
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})
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.on('error', function (err) {
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if (err.notFound) return cb();
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return cb(err);
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})
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.on('end', function () {
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return cb(null, addresses);
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});
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};
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Storage.prototype.storeAddress = function (walletId, address, cb) {
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this.db.put('wallet-' + walletId + '-address-' + address.address, address, cb);
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};
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Storage.prototype._dump = function (cb) {
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this.db.readStream()
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.on('data', console.log)
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.on('end', function () { if (cb) return cb(); });
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};
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module.exports = Storage;
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