Merge branch 'feature/ticker' into 'master'

common/service/exchange/factory/GwaBuilder.php

+<?php
+/**
+ * Created by PhpStorm.
+ * User: jiaming
+ * Date: 2019/8/15
+ * Time: 10:10
+ */
+
+namespace common\service\exchange\factory;
+
+use common\components\Tools;
+use linslin\yii2\curl\Curl;
+
+class GwaBuilder extends FactoryService
+{
+    protected $base_url = 'https://api.gwaworld.io';
+    protected $supported_symbol = 'supported_symbol_gwa';
+    protected $supported_symbol_list = 'supported_symbol_gwa_list';
+    protected $supported_symbol_close_asc = 'supported_symbol_close_asc_gwa';
+    protected $supported_symbol_close_desc = 'supported_symbol_close_desc_gwa';
+    protected $supported_symbol_change_asc = 'supported_symbol_change_asc_gwa';
+    protected $supported_symbol_change_desc = 'supported_symbol_change_desc_gwa';
+    protected $quotation_prefix = 'quotation_gwa_';
+
+    public function getHotTicker($symbol = [])
+    {
+        if (empty($symbol)) {
+            return ['code' => $this->code, 'ticker' => []];
+        }
+
+        $ticker = [];
+        foreach ($symbol as $val) {
+            list($low, $high, $last, $change) = $this->redis->hmget($this->quotation_prefix . strtoupper($val), 'low', 'high', 'last', 'change');
+            $explode_arr = explode('usdt', $val);
+            $temp = [];
+            $temp['symbol'] = strtoupper($explode_arr[0]) . '/USDT';
+            $temp['currency'] = strtoupper($explode_arr[0]);
+            $temp['base_currency'] = 'USDT';
+            $temp['close'] = (float)sprintf("%0.6f", $last);
+            $temp['close_usd'] = (float)sprintf("%0.6f", $last * $this->basic_price['USDT']['usd']);
+            $temp['close_rmb'] = (float)sprintf("%0.4f", $last * $this->basic_price['USDT']['rmb']);
+            $temp['change'] = (float)sprintf("%0.2f", $change);
+            $temp['high_usd'] = (float)sprintf("%0.4f", $high * $this->basic_price['USDT']['usd']);
+            $temp['low_usd'] = (float)sprintf("%0.4f", $low * $this->basic_price['USDT']['usd']);
+            $temp['high_rmb'] = (float)sprintf("%0.4f", $high * $this->basic_price['USDT']['rmb']);
+            $temp['low_rmb'] = (float)sprintf("%0.4f", $low * $this->basic_price['USDT']['rmb']);
+            array_push($ticker, $temp);
+        }
+        if (count($ticker) > 0) {
+            $this->code = 0;
+        }
+        return ['code' => $this->code, 'ticker' => $ticker];
+    }
+}