feat(rpc): TradeHistory

This replaces the partially implemented `ListTrades` call with the more
comprehensive and descriptive `TradeHistory`. This displays key info
about every trade we have made.

Closes #1232.

lib/Xud.ts

@@ -1,8 +1,11 @@
+import { AssertionError } from 'assert';
 import { EventEmitter } from 'events';
 import { promises as fs } from 'fs';
 import path from 'path';
+import { Subscription } from 'rxjs';
 import bootstrap from './bootstrap';
 import Config from './Config';
+import { SwapClientType, XuNetwork } from './constants/enums';
 import DB from './db/DB';
 import GrpcServer from './grpc/GrpcServer';
 import GrpcWebProxyServer from './grpc/webproxy/GrpcWebProxyServer';
@@ -15,11 +18,8 @@ import InitService from './service/InitService';
 import Service from './service/Service';
 import SwapClientManager from './swaps/SwapClientManager';
 import Swaps from './swaps/Swaps';
-import { UnitConverter } from './utils/UnitConverter';
-import { AssertionError } from 'assert';
-import { SwapClientType, XuNetwork } from './constants/enums';
 import { createSimnetChannels } from './utils/simnet-connext-channels';
-import { Subscription } from 'rxjs';
+import { UnitConverter } from './utils/UnitConverter';
 
 const version: string = require('../package.json').version;
 

lib/cli/commands/tradehistory.ts

@@ -0,0 +1,73 @@
+import Table, { HorizontalTable } from 'cli-table3';
+import colors from 'colors/safe';
+import { Arguments, Argv } from 'yargs';
+import { Role, Trade, TradeHistoryRequest, TradeHistoryResponse } from '../../proto/xudrpc_pb';
+import { callback, loadXudClient } from '../command';
+import { satsToCoinsStr, trim } from '../utils';
+
+const HEADERS = [
+  colors.blue('Maker Order'),
+  colors.blue('Taker Order'),
+  colors.blue('Swap Hash'),
+  colors.blue('Price'),
+  colors.blue('Quantity'),
+  colors.blue('Role'),
+  colors.blue('Counterparty'),
+  colors.blue('Executed At'),
+];
+
+const displayTrades = (trades: TradeHistoryResponse.AsObject) => {
+  const table = new Table({ head: HEADERS }) as HorizontalTable;
+  trades.tradesList.forEach((trade: Trade.AsObject) => {
+    const [baseCurrency, quoteCurrency] = trade.pairId.split('/');
+    let counterparty: string;
+    let role: string;
+    switch (trade.role) {
+      case Role.TAKER:
+        counterparty = trade.makerOrder!.nodeIdentifier!.alias;
+        role = 'Taker';
+        break;
+      case Role.MAKER:
+        counterparty = trade.takerOrder!.nodeIdentifier!.alias;
+        role = 'Maker';
+        break;
+      case Role.INTERNAL:
+        counterparty = '';
+        role = 'Internal';
+        break;
+    }
+    const details = [
+      trim(trade.makerOrder?.id ?? '', 8),
+      trim(trade.takerOrder?.id ?? '', 8),
+      trim(trade.rHash, 6),
+      `${trade.price} ${quoteCurrency}`,
+      `${satsToCoinsStr(trade.quantity)} ${baseCurrency}`,
+      role,
+      counterparty,
+      new Date(trade.executedAt).toLocaleString(),
+    ];
+
+    table.push(details);
+  });
+  console.log(colors.underline(colors.bold('\Trades:')));
+  console.log(table.toString());
+};
+
+export const command = 'tradehistory [limit]';
+
+export const describe = 'list completed trades';
+
+export const builder = (argv: Argv) => argv
+  .option('limit', {
+    description: 'the maximum number of trades to display',
+    type: 'number',
+    default: 15,
+  })
+  .example('$0 tradehistory', 'list most recent trades')
+  .example('$0 tradehistory 50', 'list the 50 most recent trades');
+
+export const handler = async (argv: Arguments<any>) => {
+  const request = new TradeHistoryRequest();
+  request.setLimit(argv.limit);
+  (await loadXudClient(argv)).tradeHistory(request, callback(argv, displayTrades));
+};

lib/constants/enums.ts

@@ -59,6 +59,7 @@ export const magicValsXuNetwork = {
 export enum SwapRole {
   Taker = 0,
   Maker = 1,
+  Internal = 2,
 }
 
 export enum SwapPhase {

lib/db/types.ts

@@ -1,8 +1,8 @@
 import Sequelize, { DataTypeAbstract, DefineAttributeColumnOptions, DefineAttributes } from 'sequelize';
+import { ReputationEvent } from '../constants/enums';
+import { Currency, Order, Pair } from '../orderbook/types';
 import { Address, NodeConnectionInfo } from '../p2p/types';
 import { SwapDeal } from '../swaps/types';
-import { Currency, Pair, Order } from '../orderbook/types';
-import { ReputationEvent } from '../constants/enums';
 
 export type SequelizeAttributes<T extends { [key: string]: any }> = DefineAttributes & {
   [P in keyof T]: string | DataTypeAbstract | DefineAttributeColumnOptions
@@ -67,12 +67,16 @@ export type TradeFactory = {
   quantity: number,
 };
 
-export type TradeAttributes = TradeFactory;
+export type TradeAttributes = TradeFactory & {
+  makerOrder?: OrderAttributes;
+  takerOrder?: OrderAttributes;
+};
 
 export type TradeInstance = TradeAttributes & Sequelize.Instance<TradeAttributes> & {
   getMakerOrder: Sequelize.BelongsToGetAssociationMixin<OrderInstance>;
   getTakerOrder: Sequelize.BelongsToGetAssociationMixin<OrderInstance>;
   getSwapDeal: Sequelize.BelongsToGetAssociationMixin<SwapDealInstance>;
+  createdAt: Date,
 };
 
 /* Node */