Add support for QuadrigaCX API

.jsbeautifyrc

@@ -0,0 +1,6 @@
+{
+    "indent_size": 2,
+    "js": {
+       "preserve-newlines": true
+    }
+}

commands/buy.js

@@ -12,7 +12,7 @@ module.exports = function container (get, set, clear) {
       .option('--pct <pct>', 'buy with this % of currency balance', Number, c.buy_pct)
       .option('--order_type <type>', 'order type to use (maker/taker)', /^(maker|taker)$/i, c.order_type)
       .option('--size <size>', 'buy specific size of currency')
-      .option('--markup_pct <pct>', '% to mark up ask price', Number, c.markup_pct)
+      .option('--markup_pct <pct>', '% to mark down ask price', Number, c.markup_pct)
       .option('--order_adjust_time <ms>', 'adjust bid on this interval to keep order competitive', Number, c.order_adjust_time)
       .option('--max_slippage_pct <pct>', 'avoid buying at a slippage pct above this float', c.max_slippage_pct)
       .option('--debug', 'output detailed debug info')

conf-sample.js

@@ -51,6 +51,17 @@ c.bitfinex.secret = 'YOUR-SECRET'
 // May use 'exchange' or 'trading' wallet balances. However margin trading may not work...read the API documentation.
 c.bitfinex.wallet = 'exchange'
 
+// to enable QuadrigaCX tranding, enter your API credentials:
+c.quadriga = {}
+c.quadriga.key = 'YOUR-API-KEY';
+
+// this is the manual secret key entered by editing the API access
+// and NOT the md5 hash you see in the summary
+c.quadriga.secret = 'YOUR-SECRET';
+
+// replace with the client id used at login, as a string, not number
+c.quadriga.client_id = 'YOUR-CLIENT-ID';
+
 // Optional stop-order triggers:
 
 // sell if price drops below this % of bought price (0 to disable)

extensions/exchanges/quadriga/_codemap.js

@@ -0,0 +1,7 @@
+module.exports = {
+  _ns: 'zenbot',
+  _name: 'quadriga',
+
+  'exchanges.quadriga': require('./exchange'),
+  'exchanges.list[]': '#exchanges.quadriga'
+}

extensions/exchanges/quadriga/exchange.js

@@ -0,0 +1,278 @@
+var QuadrigaCX = require('quadrigacx'),
+  path = require('path'),
+  colors = require('colors'),
+  n = require('numbro')
+
+module.exports = function container(get, set, clear) {
+  var c = get('conf')
+  var shownWarnings = false
+
+  var public_client, authed_client
+
+  function publicClient() {
+    if (!public_client) public_client = new QuadrigaCX("1", "", "");
+    return public_client
+  }
+
+  function authedClient() {
+    if (!authed_client) {
+      if (!c.quadriga || !c.quadriga.key || !c.quadriga.key === 'YOUR-API-KEY') {
+        throw new Error('please configure your Quadriga credentials in ' + path.resolve(__dirname, 'conf.js'))
+      }
+
+      authed_client = new QuadrigaCX(c.quadriga.client_id, c.quadriga.key, c.quadriga.secret);
+    }
+    return authed_client
+  }
+
+  function joinProduct(product_id) {
+    return (product_id.split('-')[0] + '_' + product_id.split('-')[1]).toLowerCase()
+  }
+
+  function retry(method, args, error) {
+    if (error.code === 200) {
+      console.error(('\QuadrigaCX API rate limit exceeded! unable to call ' + method + ', aborting').red)
+      return;
+    }
+
+    if (method !== 'getTrades') {
+      console.error(('\QuadrigaCX API is down! unable to call ' + method + ', retrying in 30s').red)
+    }
+    setTimeout(function() {
+      exchange[method].apply(exchange, args)
+    }, 30000)
+  }
+
+  var orders = {}
+
+  var exchange = {
+    name: 'quadriga',
+    historyScan: 'backward',
+    makerFee: 0.5,
+
+    getProducts: function() {
+      return require('./products.json')
+    },
+
+    getTrades: function(opts, cb) {
+      var func_args = [].slice.call(arguments)
+      var args = {
+        book: joinProduct(opts.product_id),
+        time: 'hour'
+      }
+
+      var client = publicClient()
+      client.api('transactions', args, function(err, trades) {
+        if (!shownWarnings) {
+          console.log('please note: the quadriga api does not support backfilling (trade/paper only).')
+          console.log('please note: make sure to set the period to 1h')
+          shownWarnings = true;
+        }
+
+        if (err) return retry('getTrades', func_args, err)
+        if (trades.error) return retry('getTrades', func_args, trades.error)
+
+        var trades = trades.map(function(trade) {
+          return {
+            trade_id: trade.tid,
+            time: trade.date,
+            size: trade.amount,
+            price: trade.price,
+            side: trade.side
+          }
+        })
+
+        cb(null, trades)
+      })
+    },
+
+    getBalance: function(opts, cb) {
+      var client = authedClient()
+      client.api('balance', function(err, wallet) {
+        if (err) return retry('getBalance', null, err)
+        if (wallet.error) return retry('getBalance', null, wallet.error)
+
+        var currency = opts.currency.toLowerCase()
+        var asset = opts.asset.toLowerCase()
+
+        var balance = {
+          asset: 0,
+          currency: 0
+        }
+
+        balance.currency = wallet[currency + '_balance'];
+        balance.asset = wallet[asset + '_balance'];
+
+        balance.currency_hold = wallet[currency + '_reserved']
+        balance.asset_hold = wallet[asset + '_reserved']
+        cb(null, balance)
+      })
+    },
+
+    getQuote: function(opts, cb) {
+      var func_args = [].slice.call(arguments)
+
+      var params = {
+        book: joinProduct(opts.product_id)
+      }
+
+      var client = publicClient()
+      client.api('ticker', params, function(err, quote) {
+        if (err) return retry('getQuote', func_args, err)
+        if (quote.error) return retry('getQuote', func_args, quote.error)
+
+        var r = {
+          bid: quote.bid,
+          ask: quote.ask
+        }
+
+        cb(null, r)
+      })
+    },
+
+    cancelOrder: function(opts, cb) {
+      var func_args = [].slice.call(arguments)
+      var params = {
+        id: opts.order_id
+      }
+
+      var client = authedClient()
+      client.api('cancel_order', params, function(err, body) {
+        if (err) return retry('cancelOrder', func_args, err)
+        if (body.error) return retry('cancelOrder', func_args, body.error)
+        cb()
+      })
+    },
+
+    buy: function(opts, cb) {
+      var params = {
+        amount: opts.size,
+        book: joinProduct(opts.product_id)
+      }
+
+      if (opts.order_type === 'maker') {
+        params.price = n(opts.price).format('0.00')
+      }
+
+      var client = authedClient()
+      client.api('buy', params, function(err, body) {
+        var order = {
+          id: null,
+          status: 'open',
+          price: opts.price,
+          size: opts.size,
+          created_at: new Date().getTime(),
+          filled_size: '0',
+          ordertype: opts.order_type
+        }
+
+        if (err) return cb(err)
+        if (body.error) return cb(body.error.message)
+
+        if (opts.order_type === 'taker') {
+          order.status = 'done'
+          order.done_at = new Date().getTime();
+
+          if (body.orders_matched) {
+            var asset_total = 0
+            var price_total = 0.0
+            var order_count = body.orders_matched.length
+            for (var idx = 0; idx < order_count; idx++) {
+              asset_total = asset_total + body.orders_matched[idx].amount
+              price_total = price_total + (body.orders_matched[idx].amount * body.orfers_matched[idx].price)
+            }
+
+            order.price = price_total / asset_total
+            order.size = asset_total
+          } else {
+            order.price = body.price
+            order.size = body.amount
+          }
+        }
+
+        order.id = body.id
+        orders['~' + body.id] = order
+        cb(null, order)
+      })
+    },
+
+    sell: function(opts, cb) {
+      var params = {
+        amount: opts.size,
+        book: joinProduct(opts.product_id)
+      }
+
+      if (opts.order_type === 'maker' && typeof opts.type === 'undefined') {
+        params.price = n(opts.price).format('0.00')
+      }
+
+      var client = authedClient()
+      client.api('sell', params, function(err, body) {
+        var order = {
+          id: null,
+          status: 'open',
+          price: opts.price,
+          size: opts.size,
+          created_at: new Date().getTime(),
+          filled_size: '0',
+          ordertype: opts.order_type
+        }
+
+        if (err) return cb(err)
+        if (body.error) return cb(body.error.message)
+
+        if (opts.order_type === 'taker') {
+          order.status = 'done'
+          order.done_at = new Date().getTime();
+
+          if (body.orders_matched) {
+            var asset_total = 0
+            var price_total = 0.0
+            var order_count = body.orders_matched.length
+            for (var idx = 0; idx < order_count; idx++) {
+              asset_total = asset_total + body.orders_matched[idx].amount
+              price_total = price_total + (body.orders_matched[idx].amount * body.orfers_matched[idx].price)
+            }
+
+            order.price = price_total / asset_total
+            order.size = asset_total
+          } else {
+            order.price = body.price
+            order.size = body.amount
+          }
+        }
+
+        order.id = body.id
+        orders['~' + body.id] = order
+        cb(null, order)
+      })
+    },
+
+    getOrder: function(opts, cb) {
+      var order = orders['~' + opts.order_id]
+      var params = {
+        id: opts.order_id
+      }
+
+      var client = authedClient()
+      client.api('lookup_order', params, function(err, body) {
+        if (err) return cb(err)
+        if (body.error) return cb(body.error.message)
+
+        if (body.status === 2) {
+          order.status = 'done'
+          order.done_at = new Date().getTime()
+          order.filled_size = body.amount
+          return cb(null, order)
+        }
+        cb(null, order)
+      })
+    },
+
+    // return the property used for range querying.
+    getCursor: function(trade) {
+      return trade.time
+    }
+  }
+  return exchange
+}

extensions/exchanges/quadriga/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "zenbot_quadrigacx",
+  "version": "0.0.1",
+  "description": "Zenbot supporting code for QuadrigaCX",
+  "dependencies": {
+    "quadrigacx": "^0.0.7",
+  }
+}

extensions/exchanges/quadriga/products.json

@@ -0,0 +1,38 @@
+[
+  {
+    "id": "BTCUSD",
+    "asset": "BTC",
+    "currency": "USD",
+    "min_size": "0.00001",
+    "max_size": "10000",
+    "increment": "0.00001",
+    "label": "BTC/USD"
+  },
+  {
+    "id": "BTCCAD",
+    "asset": "BTC",
+    "currency": "CAD",
+    "min_size": "0.00001",
+    "max_size": "10000",
+    "increment": "0.00001",
+    "label": "BTC/CAD"
+  },
+  {
+    "id": "ETHCAD",
+    "asset": "ETH",
+    "currency": "CAD",
+    "min_size": "0.00001",
+    "max_size": "10000",
+    "increment": "0.00001",
+    "label": "ETH/CAD"
+  },
+  {
+    "id": "ETHBTC",
+    "asset": "ETH",
+    "currency": "BTC",
+    "min_size": "0.00001",
+    "max_size": "1000000",
+    "increment": "0.00001",
+    "label": "ETH/BTC"
+  }
+]

lib/engine.js

@@ -303,7 +303,6 @@ module.exports = function container (get, set, clear) {
                     }
                     else {
                       order.local_time = new Date().getTime()
-                      setTimeout(checkOrder, so.order_poll_time)
                     }
                   }
                   else {
@@ -314,14 +313,10 @@ module.exports = function container (get, set, clear) {
                     }
                     else {
                       order.local_time = new Date().getTime()
-                      setTimeout(checkOrder, so.order_poll_time)
                     }
                   }
                 })
               }
-              else {
-                setTimeout(checkOrder, so.order_poll_time)
-              }
             })
           }
           setTimeout(checkOrder, so.order_poll_time)