#include <json/json.h>
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#include <curl/curl.h>
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// 函数:获取精度信息
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std::map<std::string, std::string> getPrecisions(const std::string& platform) {
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std::map<std::string, std::string> precisions;
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CURL* curl;
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CURLcode res;
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std::string response;
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curl_global_init(CURL_GLOBAL_DEFAULT);
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curl = curl_easy_init();
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if (curl) {
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// 定义请求 URL
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std::string url = "http://43.133.213.20:8001/api/v1/PrecisionInfo/platform";
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// 定义请求数据
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std::string query = "platform=" + platform;
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// 设置 CURL 选项
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curl_easy_setopt(curl, CURLOPT_URL, (url + "?" + query).c_str());
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curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallback);
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curl_easy_setopt(curl, CURLOPT_WRITEDATA, &response);
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curl_easy_setopt(curl, CURLOPT_TIMEOUT, 15L); // 设置超时时间为15秒
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// 执行请求
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res = curl_easy_perform(curl);
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if (res != CURLE_OK) {
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std::cerr << "getPrecisions failed: " << curl_easy_strerror(res) << std::endl;
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} else {
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Json::Value jsonData;
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Json::CharReaderBuilder readerBuilder;
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std::string errs;
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std::istringstream responseStream(response);
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if (Json::parseFromStream(readerBuilder, responseStream, &jsonData, &errs)) {
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for (const auto& key : jsonData.getMemberNames()) {
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// std::cout << key << ": " << jsonData[key] << std::endl;
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precisions[key] = jsonData[key].toStyledString();
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}
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} else {
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std::cerr << "解析 JSON 失败: " << errs << std::endl;
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}
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}
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// 清理
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curl_easy_cleanup(curl);
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}
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curl_global_cleanup();
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return precisions;
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}
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// 调用示例
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std::map<std::string, std::string> precisions = getPrecisions(platform);
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// 打印解析后的结果(如果解析了的话)
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for (const auto& kv : precisions) {
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if (kv.first == GateSwapUSymbolLower) {
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std::cout << kv.first << ": " << kv.second << std::endl;
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Json::Value jsonData;
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Json::CharReaderBuilder readerBuilder;
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std::string errs;
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std::istringstream responseStream(kv.second);
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if (Json::parseFromStream(readerBuilder, responseStream, &jsonData, &errs)) {
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double min_size = jsonData["min_size"].asDouble();
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double min_value = jsonData["min_value"].asDouble();
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double price_decimal = jsonData["price_decimal"].asDouble();
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int price_precision = jsonData["price_precision"].asInt();
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int real_size_precision = jsonData["real_size_precision"].asInt();
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GateSwapUsize_decimal = jsonData["size_decimal"].asDouble();
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int size_precision = jsonData["size_precision"].asInt();
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std::cout << "min_size: " << min_size << std::endl;
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std::cout << "min_value: " << min_value << std::endl;
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std::cout << "price_decimal: " << price_decimal << std::endl;
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std::cout << "price_precision: " << price_precision << std::endl;
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std::cout << "real_size_precision: " << real_size_precision << std::endl;
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std::cout << "GateSwapUsize_decimal: " << GateSwapUsize_decimal << std::endl;
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std::cout << "size_precision: " << size_precision << std::endl;
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} else {
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std::cerr << "解析 JSON 失败: " << errs << std::endl;
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}
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}
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}
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