85 lines
2.2 KiB
JavaScript
85 lines
2.2 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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};
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var cache = {
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updateTs: 0,
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};
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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(network, feeLevel, cb) {
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network = network || 'livenet';
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root.getFeeLevels(function(err, levels) {
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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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$log.debug('Dynamic fee: ' + feeLevel + ' ' + feeRate + ' SAT');
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return cb(null, feeRate);
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});
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};
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root.getCurrentFeeRate = function(network, cb) {
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return root.getFeeRate(network, root.getCurrentFeeLevel(), cb);
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};
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root.getFeeLevels = function(cb) {
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if (cache.updateTs > Date.now() - CACHE_TIME_TS * 1000 ) {
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$log.debug('Fee cache hit');
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$timeout( function() {
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return cb(null, cache.data);
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}, 1);
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}
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var walletClient = bwcService.getClient();
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var unitName = configService.getSync().wallet.settings.unitName;
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walletClient.getFeeLevels('livenet', function(errLivenet, levelsLivenet) {
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walletClient.getFeeLevels('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.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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