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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| const moment = require('moment'); | ||
| const util = require('../../core/util.js'); | ||
| const _ = require('lodash'); | ||
| const retry = require('../../exchange/exchangeUtils').retry; | ||
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| const config = util.getConfig(); | ||
| const dirs = util.dirs(); | ||
| const Fetcher = require(dirs.exchanges + 'therocktrading'); | ||
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| Fetcher.prototype.getTrades = function(since, to, page, callback, descending) { | ||
| const handle = (err, data) => { | ||
| if (err) return callback(err); | ||
| var trades = []; | ||
| if (_.isArray(data.trades)) { | ||
| trades = _.map(data.trades, function(trade) { | ||
| return { | ||
| tid: trade.id, | ||
| price: trade.price, | ||
| amount: trade.amount, | ||
| date: moment.utc(trade.date).format('X') | ||
| }; | ||
| }); | ||
| } | ||
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| callback(null, descending ? trades : trades.reverse()); | ||
| }; | ||
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| if (moment.isMoment(since)) since = since.format(); | ||
| if (moment.isMoment(to)) to = to.format(); | ||
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| let options = { | ||
| before: to, | ||
| after: since, | ||
| page: page, | ||
| order: "ASC", | ||
| per_page: 200 | ||
| } | ||
| const fetch = cb => this.therocktrading.trades(this.pair, options, this.processResponse('getTrades', cb)); | ||
| retry(null, fetch, handle); | ||
| }; | ||
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| util.makeEventEmitter(Fetcher); | ||
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| var end = false; | ||
| var done = false; | ||
| var from = false; | ||
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| var page = 1; | ||
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| var fetcher = new Fetcher(config.watch); | ||
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| var fetch = () => { | ||
| fetcher.import = true; | ||
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| console.log("IMPORTER: starting fetcher") | ||
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| fetcher.getTrades(from, end, page, handleFetch); | ||
| } | ||
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| var handleFetch = (err, trades) => { | ||
| if(!err && !trades.length) { | ||
| console.log('no more trades'); | ||
| fetcher.emit('done'); | ||
| } | ||
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| if (err) { | ||
| log.error(`There was an error importing from TheRockTrading ${err}`); | ||
| fetcher.emit('done'); | ||
| return fetcher.emit('trades', []); | ||
| } | ||
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| if (trades.length > 0) { | ||
| page = page + 1; | ||
| } | ||
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| console.log("IMPORTER handleFetch: emitting trades: ", trades) | ||
| fetcher.emit('trades', trades); | ||
| } | ||
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| module.exports = function (daterange) { | ||
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| from = daterange.from.clone(); | ||
| end = daterange.to.clone(); | ||
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| return { | ||
| bus: fetcher, | ||
| fetch: fetch | ||
| } | ||
| } | ||
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