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#include <iostream>

#include <fstream>

#include <sstream>

#include "json.h"

using namespace swift::json;

#include<sys/time.h> // 性能测试

int main()

{

/*

// Test01

// 反序列化操作，解析json文件测试

try {

std::ifstream fin("../json_data/json_test.json"); // 打开文件

if (!fin.is_open()) {

throw std::runtime_error("Failed to open the file.");

}

std::stringstream ss;

ss << fin.rdbuf(); // 读取文件

const std::string &str1 = ss.str(); // stringstream()的str()方法，转为原始字符串格式

Json res1;

res1.parse(str1); // 继续处理json数据

std::cout << res1.str() << std::endl;

std::cout << std::endl;

std::string b_username = res1["data"]["uname"];

int b_level = res1["data"]["level_info"]["current_level"];

std::cout << "Your bilibili username: " << b_username << '\n' << "Current level: " << b_level << std::endl;

fin.close();

} catch (const std::exception &ex) {

std::cerr << "Exception: " << ex.what() << std::endl;

}

// Test02

// 序列化操作，将数据结构转换成JSON格式的字符串

std::cout << std::endl;

Json arr;

arr[0] = false;

arr[1] = 100;

arr[2] = "hhhhh";

Json obj;

obj["bool"] = true;

obj["int"] = 777;

obj["double"] = 999.9;

obj["array"] = arr;

std::cout << obj.str() << std::endl;

*/

/*

// 解析性能测试

try {

std::ifstream fin("../json_data/json_test.json");

if (!fin.is_open()) {

throw std::runtime_error("Failed to open the file.");

}

std::stringstream ss;

ss << fin.rdbuf();

const std::string& data = ss.str();

struct timeval tv;

gettimeofday(&tv, NULL);

int start_sec = tv.tv_sec;

int start_usec = tv.tv_usec;

const int max = 100000;

for(int i = 0; i < max; i++) {

Json json;

json.parse(data);

}

gettimeofday(&tv, NULL);

int end_sec = tv.tv_sec;

int end_usec = tv.tv_usec;

double time_diff = (end_sec - start_sec) * 1000000 + (end_usec - start_usec);

std::cout << time_diff / 1000 / max << "ms" << std::endl;

}catch (const std::exception &ex) {

std::cerr << "Exception: " << ex.what() << std::endl;

}

*/

return 0;

}