99 lines
2.6 KiB
JavaScript
99 lines
2.6 KiB
JavaScript
'use strict';
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angular.module('copayApp.services').factory('feeService', function($log, $timeout, $stateParams, bwcService, walletService, configService, gettext, lodash, txFormatService, gettextCatalog) {
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var root = {};
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var CACHE_TIME_TS = 60; // 1 min
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// Constant fee options to translate
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root.feeOpts = {
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urgent: gettext('Urgent'),
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priority: gettext('Priority'),
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normal: gettext('Normal'),
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economy: gettext('Economy'),
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superEconomy: gettext('Super Economy'),
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custom: gettext('Custom')
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};
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var cache = {
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updateTs: 0,
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coin: ''
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};
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var defaults = configService.getDefaults();
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root.getCurrentFeeLevel = function() {
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return configService.getSync().wallet.settings.feeLevel || 'normal';
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};
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root.getFeeRate = function(coin, network, feeLevel, cb) {
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if (feeLevel == 'custom') return cb();
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network = network || 'livenet';
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root.getFeeLevels(coin, function(err, levels, fromCache) {
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if (err) return cb(err);
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var feeLevelRate = lodash.find(levels[network], {
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level: feeLevel
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});
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if (!feeLevelRate || !feeLevelRate.feePerKb) {
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return cb({
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message: gettextCatalog.getString("Could not get dynamic fee for level: {{feeLevel}}", {
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feeLevel: feeLevel
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})
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});
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}
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var feeRate = feeLevelRate.feePerKb;
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if (!fromCache) $log.debug('Dynamic fee: ' + feeLevel + '/' + network + ' ' + (feeLevelRate.feePerKb / 1000).toFixed() + ' SAT/B');
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return cb(null, feeRate);
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});
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};
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root.getCurrentFeeRate = function(coin, network, cb) {
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return root.getFeeRate(coin, network, root.getCurrentFeeLevel(), cb);
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};
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root.getFeeLevels = function(coin, cb) {
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coin = coin || 'btc';
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var opts = {};
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if (coin == 'bch') {
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opts.bwsurl = defaults.bwscash.url;
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} else {
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opts.bwsurl = defaults.bws.url;
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}
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if (cache.coin == coin && cache.updateTs > Date.now() - CACHE_TIME_TS * 1000) {
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return cb(null, cache.data, true);
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}
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var walletClient = bwcService.getClient(null, opts);
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walletClient.getFeeLevels(coin, 'livenet', function(errLivenet, levelsLivenet) {
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walletClient.getFeeLevels('btc', 'testnet', function(errTestnet, levelsTestnet) {
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if (errLivenet || errTestnet) {
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return cb(gettextCatalog.getString('Could not get dynamic fee'));
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}
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cache.updateTs = Date.now();
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cache.coin = coin;
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cache.data = {
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'livenet': levelsLivenet,
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'testnet': levelsTestnet
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};
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return cb(null, cache.data);
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});
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});
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};
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return root;
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});
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