初步实现json数据解析和输出

.vs/VSWorkspaceState.json

@@ -4,6 +4,5 @@
     "\\221900107",
     "\\221900107\\src"
   ],
-  "SelectedNode": "\\221900107\\src\\data",
   "PreviewInSolutionExplorer": false
 }
\ No newline at end of file

221900107/src/Lib.cpp

+#include "Lib.h"
+
+//入口：输入的文件名、输出的文件名
+//返回值：无
+//作用：初始化对象
+OlympicProgram::OlympicProgram(string input, string output)
+{
+	this->input = input;
+	this->output = output;
+}
+
+//入口：处理输入的文件
+//返回值：无
+//作用：根据所输入的信息调用不同的函数来处理
+void OlympicProgram::resolveInput()
+{
+	ifstream myfile(this->input);
+	string temp;
+	if (!myfile.is_open())
+	{
+		cout << "未成功打开文件" << endl;
+		return;
+	}
+	ofstream file_writer(this->output, ios_base::out);
+	while (getline(myfile, temp))
+	{
+		cout << temp << endl;
+		if (temp._Equal("total"))
+		{
+			output1();
+		}
+		else if (temp.substr(0,8)._Equal("schedule"))
+		{
+			string date = temp.substr(9, 4);
+			output2(date);
+		}
+		else
+		{
+			
+		}
+	}
+	myfile.close();
+}
+
+//入口：无
+//返回值：无
+//作用：处理指令为total时的输出
+void OlympicProgram::output1()
+{
+	ifstream myfile("./data/total.json");
+	ofstream outfile(this->output, ios::app);
+	Json::Reader reader;
+	Json::Value root;
+	
+	if (!myfile.is_open())
+	{
+		cout << "未成功打开文件" << endl;
+		return;
+	}
+	if (reader.parse(myfile, root))
+	{
+		int num = root["data"]["total"].asInt();
+		Json::Value node = root["data"]["medalsList"];
+		for (int i = 0; i < num; i++)
+		{
+			outfile << "rank" << (i + 1) << ':' << node[i]["countryname"].asString() << '\n';
+			outfile << "gold:" << node[i]["gold"].asString() << '\n';
+			outfile << "silver:" << node[i]["silver"].asString() << '\n';
+			outfile << "bronze:" << node[i]["bronze"].asString() << '\n';
+			outfile << "total:" << node[i]["count"].asString() << '\n';
+			outfile << "--------------------------------------------------" << '\n';
+		}
+	}
+	myfile.close();
+	outfile.close();
+}
+
+//入口：比赛日期
+//返回值：无
+//作用：处理指令为具体比赛日期时的输出
+void OlympicProgram::output2(string date)
+{
+	ifstream myfile("./data/"+date+".json");
+	ofstream outfile(this->output, ios::app);
+	Json::Reader reader;
+	Json::Value root;
+
+	if (!myfile.is_open())
+	{
+		cout << "未成功打开文件" << endl;
+		return;
+	}
+	if (reader.parse(myfile, root))
+	{
+		int num = root["data"]["total"].asInt();
+		Json::Value node = root["data"]["matchList"];
+		for (int i = 0; i < num; i++)
+		{
+			string time = node[i]["startdatecn"].asString().substr(11, 5);
+			outfile << "time:" << time << '\n';
+			outfile << "sport:" << node[i]["itemcodename"].asString() << '\n';
+			outfile << "name:" << node[i]["title"].asString() << '\n';
+			outfile << "venue:" << node[i]["venuename"].asString() << '\n';
+			outfile << "--------------------------------------------------" << '\n';
+		}
+	}
+	myfile.close();
+	outfile.close();
+}
\ No newline at end of file

221900107/src/Lib.h

+#pragma once
+#include <iostream>
+#include <fstream> 
+#include <string>
+#include "include/json/json.h"  
+
+using namespace std;
+//Ҫ
+class OlympicProgram {
+private:
+	string input;
+	string output;
+public:
+	OlympicProgram(string input,string output);
+	void resolveInput();
+	void output1();
+	void output2(string date);
+};
+

221900107/src/OlympicSearch.cpp

+// OlympicSearch.cpp : 此文件包含 "main" 函数。程序执行将在此处开始并结束。
+//
+
+#include "Lib.h"
+
+#pragma comment(lib, "lib_json.lib")  
+int main(int argc, char* argv[])
+{
+
+    OlympicProgram test("input.txt", "output.txt");
+    test.resolveInput();
+    return 0;
+}
+
+// 运行程序: Ctrl + F5 或调试 >“开始执行(不调试)”菜单
+// 调试程序: F5 或调试 >“开始调试”菜单
+
+// 入门使用技巧: 
+//   1. 使用解决方案资源管理器窗口添加/管理文件
+//   2. 使用团队资源管理器窗口连接到源代码管理
+//   3. 使用输出窗口查看生成输出和其他消息
+//   4. 使用错误列表窗口查看错误
+//   5. 转到“项目”>“添加新项”以创建新的代码文件，或转到“项目”>“添加现有项”以将现有代码文件添加到项目
+//   6. 将来，若要再次打开此项目，请转到“文件”>“打开”>“项目”并选择 .sln 文件