arbs

README.md

@@ -94,19 +94,36 @@ Getting prices...
 [          binance-RPLUSDT]	29.94
 ```
 
+You can also check arbitrages - same ticker traded on different exchanges. `pri` will report highest and lowest price and spread.
+```
+./pri a! btc-usdt
+coinbase-BTC-USDT
+huobi-btcusdt
+kucoin-BTC-USDT
+binance-BTCUSDT
+gateio-BTC_USDT
+bitfinex-BTCUST
+bybit-BTCUSDT
+kraken-XBTUSDT
+okx-BTC-USDT
+Getting prices...
+[bitfinex-BTCUST]	41,893.00
+[coinbase-BTC-USDT]	41,883.71
+[  bybit-BTCUSDT]	41,894.25
+[ kraken-XBTUSDT]	41,889.45
+[   okx-BTC-USDT]	41,887.95
+[  huobi-btcusdt]	41,894.04
+[kucoin-BTC-USDT]	41,891.95
+[gateio-BTC_USDT]	41,892.05
+[binance-BTCUSDT]	41,892.10
+name: btc-usdt
+min: [coinbase-BTC-USDT]	41,883.71
+max: [  bybit-BTCUSDT]	41,894.25
+spread: 0.025%
+```
+
+
+
 
 ## TODO
 - automate asset list compilation
-- make arbitrage groups, like 
-```golang
-var btcUsdtTickers = []ExTick{
-	{"coinbase", "BTC-USD"},
-	{"binance", "BTCUSDT"},
-	{"kraken", "XBTUSDT"},
-	{"bitstamp", "btcusdt"},
-	{"huobi", "btcusdt"},
-	{"kucoin", "BTC-USDT"},
-	{"gateio", "BTC_USDT"},
-	{"bitfinex", "btcust"},
-}
-```

arbs.go

@@ -0,0 +1,129 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+)
+
+func ExTicksFromSlice(ticks []string) ([]ExTick, error) {
+	var exTicks []ExTick
+	for _, tick := range ticks {
+		split := strings.SplitN(tick, "-", 2)
+		if len(split) != 2 {
+			return nil, fmt.Errorf("invalid tick: %s", tick)
+		}
+		exchange := split[0]
+		ticker := split[1]
+		exTick := ExTick{Exchange(exchange), ticker}
+		exTicks = append(exTicks, exTick)
+	}
+	return exTicks, nil
+}
+
+
+var arbs = map[string][]string{
+	"eth-btc": {
+		"binance-ETHBTC",
+		"bitfinex-ETHBTC",
+		"coinbase-ETH-BTC",
+		"gateio-ETH_BTC",
+		"huobi-ethbtc",
+		"kraken-XETHXXBT",
+		"kucoin-ETH-BTC",
+		"okx-ETH-BTC",
+		//"bitstamp-ETH/BTC",
+	},
+	"btc-usdt": {
+		"coinbase-BTC-USDT",
+		//"bitstamp-BTC/USDT",
+		"huobi-btcusdt",
+		"kucoin-BTC-USDT",
+		"binance-BTCUSDT",
+		"gateio-BTC_USDT",
+		"bitfinex-BTCUST",
+		"bybit-BTCUSDT",
+		"kraken-XBTUSDT",
+		"okx-BTC-USDT",
+	},
+	"eth-usdt": {
+		"binance-ETHUSDT",
+		"bitfinex-ETHUST",
+		// bitstamp-ETH/USDT,
+		"bybit-ETHUSDT",
+		"coinbase-ETH-USDT",
+		"gateio-ETH_USDT",
+		"huobi-ethusdt",
+		"kraken-ETHUSDT",
+		"kucoin-ETH-USDT",
+		"okx-ETH-USDT",
+	},
+	"bnb-btc": {
+		"binance-BNBBTC",
+		"kucoin-BNB-BTC",
+		"gateio-BNB_BTC",
+	},
+	"bnb-usdt": {
+		"kucoin-BNB-USDT",
+		"bybit-BNBUSDT",
+		"okx-BNB-USDT",
+		"binance-BNBUSDT",
+		"huobi-bnbusdt",
+		"gateio-BNB_USDT",
+	},
+	"sol-btc": {
+		"coinbase-SOL-BTC",
+		"huobi-solbtc",
+		"binance-SOLBTC",
+		"bitfinex-SOLBTC",
+		"okx-SOL-BTC",
+	},
+	"sol-usdt": {
+		"kraken-SOLUSDT",
+		"kucoin-SOL-USDT",
+		"gateio-SOL_USDT",
+		"okx-SOL-USDT",
+		"bitfinex-SOLUST",
+		"bybit-SOLUSDT",
+		"coinbase-SOL-USDT",
+		"binance-SOLUSDT",
+		"huobi-solusdt",
+	},
+	"sol-eth": {
+		"coinbase-SOL-ETH",
+		"kraken-SOLETH",
+		"okx-SOL-ETH",
+		"binance-SOLETH",
+	},
+	"xrp-btc": {
+		//"bitstamp-XRP/BTC",
+		"huobi-xrpbtc",
+		"kucoin-XRP-BTC",
+		"gateio-XRP_BTC",
+		"bitfinex-XRPBTC",
+		"binance-XRPBTC",
+		"okx-XRP-BTC",
+	},
+	"xrp-usdt": {
+		"binance-XRPUSDT",
+		"huobi-xrpusdt",
+		"kucoin-XRP-USDT",
+		"okx-XRP-USDT",
+		"coinbase-XRP-USDT",
+		//"bitstamp-XRP/USDT",
+		"gateio-XRP_USDT",
+		"bitfinex-XRPUST",
+		"bybit-XRPUSDT",
+		"kraken-XRPUSDT",
+	},
+	"btc-usdc":  {},
+	"ada-btc":   {},
+	"ada-usdt":  {},
+	"avax-btc":  {},
+	"avax-usdt": {},
+	"doge-btc":  {},
+	"doge-usdt": {},
+	"trx-btc":   {},
+	"trx-usdt":  {},
+	"dot-btc":   {},
+	"dot-usdt":  {},
+}

consts.go

@@ -3,3 +3,7 @@ package main
 var findCommands = []string{
 	"f", "fi", "fin", "find", "f!", "fi!", "fin!", "find!",
 }
+
+var arbitrageCommands = []string{
+	"a", "ar", "arb", "a!", "ar!", "arb!",
+}