演讲比赛流程管理系统

speaker.h

#pragma once
#include 
#include <string>
using namespace std;

class Speaker {
public:
    string m_Name;
    double m_Score[2];
};

speechmanager.h

#pragma once
#include 
#include 
#include 
#include "speaker.h"
using namespace std;

class SpeechManager {
public:
    SpeechManager();

    void show_Menu();

    void exitSystem();

    void initSpeech();

    void createSpeaker();

    void startSpeech();

    void speechDraw();

    void speechContest();

    void showScore();

    void saveRecord();

    void loadRecord();

    void showRecord();

    void clearRecord();

    ~SpeechManager();


    vector<int> v1;
    vector<int> v2;
    vector<int> vVictory;
    map<int, Speaker> m_Speaker;
    int m_Index;
    bool fileIsEmpty;
    map<int, vector<string>> m_Record;
};

speechmanager.cpp

#include "speechManager.h"
#include 
#include 
#include 
#include 
#include 
#include 

SpeechManager::SpeechManager() {
    this->initSpeech();

    this->createSpeaker();

    this->loadRecord();
}

SpeechManager::~SpeechManager() {

}

void SpeechManager::show_Menu() {
    cout << "********************************************" << endl;
    cout << "*************  欢迎参加演讲比赛 ************" << endl;
    cout << "*************  1.开始演讲比赛  *************" << endl;
    cout << "*************  2.查看往届记录  *************" << endl;
    cout << "*************  3.清空比赛记录  *************" << endl;
    cout << "*************  0.退出比赛程序  *************" << endl;
    cout << "********************************************" << endl;
    cout << endl;
}

void SpeechManager::exitSystem() {
    cout << "欢迎下次使用" << endl;
    system("pause");
    exit(0);
}

void SpeechManager::initSpeech() {
    this->v1.clear();
    this->v2.clear();
    this->vVictory.clear();
    this->m_Speaker.clear();
    this->m_Index = 1;
    this->m_Record.clear();
}

void SpeechManager::createSpeaker() {
    string nameSeed = "ABCDEFGHIJKL";
    for (int i = 0; i < 12; i++) {
        string name = "选手";
        name += nameSeed[i];

        Speaker sp;
        sp.m_Name = name;
        for (int j = 0; j < 2; j++) {
            sp.m_Score[j] = 0;
        }
        this->v1.push_back(i + 10001);
        this->m_Speaker.insert(make_pair(i + 10001, sp));
    }
}

void SpeechManager::startSpeech() {
    //第一轮比赛
    //1、抽签
    speechDraw();
    //2、比赛
    speechContest();
    //3、显示晋级结果
    showScore();
    //第二轮比赛
    this->m_Index++;
    //1、抽签
    speechDraw();
    //2、比赛
    speechContest();
    //3、显示最终结果
    showScore();
    //4、保存分数
    saveRecord();

    this->initSpeech();

    this->createSpeaker();

    this->loadRecord();

    cout << "本次比赛已结束" << endl;
    system("pause");
    system("cls");
}

void SpeechManager::speechDraw() {
    cout << "第<<" << this->m_Index << ">>轮比赛选手正在抽签" << endl;
    cout << "---------------------" << endl;
    cout << "抽签后演讲顺序如下：" << endl;
    if (this->m_Index == 1) {
        random_shuffle(v1.begin(), v1.end());
        for (auto it = v1.begin(); it != v1.end(); it++) {
            cout << *it << " ";
        }
        cout << endl;
    }
    else {
        random_shuffle(v2.begin(), v2.end());
        for (auto it = v2.begin(); it != v2.end(); it++) {
            cout << *it << " ";
        }
        cout << endl;
    }
    cout << "---------------------" << endl;
    system("pause");
    cout << endl;
}

void SpeechManager::speechContest() {
    cout << "------------- 第" << this->m_Index << "轮正式比赛开始：------------- " << endl;

    multimap<double, int, greater<int>> groupScore;

    int num = 0;

    vector<int> v_Src;
    if (m_Index == 1) {
        v_Src = v1;
    }
    else {
        v_Src = v2;
    }

    for (auto it = v_Src.begin(); it != v_Src.end(); it++) {
        num++;

        deque<double> d;
        for (int i = 0; i < 10; i++) {
            double score = (rand() % 401 + 600) / 10.f;
            d.push_back(score);
        }
        sort(d.begin(), d.end(), greater<double>());
        d.pop_front();
        d.pop_back();

        double sum = accumulate(d.begin(), d.end(), 0.0f);
        double avg = sum / (double)d.size();

        this->m_Speaker[*it].m_Score[this->m_Index - 1] = avg;

        groupScore.insert(make_pair(avg, *it));
        if (num % 6 == 0) {
            cout << "第" << num / 6 << "小组比赛名次：" << endl;
            for (auto it = groupScore.begin(); it != groupScore.end(); it++) {
                cout << "编号: " << it->second << " 姓名： " << this->m_Speaker[it->second].m_Name 
                    << " 成绩： " << this->m_Speaker[it->second].m_Score[this->m_Index - 1] << endl;
            }

            int count = 0;
            for (auto it = groupScore.begin(); it != groupScore.end() && count < 3; it++, count++) {
                if (this->m_Index == 1) {
                    v2.push_back((*it).second);
                }
                else {
                    vVictory.push_back((*it).second);
                }
            }
            groupScore.clear();
            cout << endl;
        }
    }
    cout << "------------- 第" << this->m_Index << "轮比赛完毕  ------------- " << endl;
    system("pause");
}

void SpeechManager::showScore() {
    cout << "---------第" << this->m_Index << "轮晋级选手信息如下：-----------" << endl;
    vector<int> v;
    if (this->m_Index == 1) {
        v = v2;
    }else{
        v = vVictory;
    }

    for (auto it = v.begin(); it != v.end(); it++) {
        cout << "选手编号：" << *it << " 姓名： " << m_Speaker[*it].m_Name 
            << " 得分： " << m_Speaker[*it].m_Score[this->m_Index - 1] << endl;
    }
    cout << endl;

    system("pause");
    system("cls");
    this->show_Menu();
}

void SpeechManager::saveRecord() {
    ofstream ofs;
    ofs.open("speech.csv", ios::out | ios::app);

    for (auto it = vVictory.begin(); it != vVictory.end(); it++) {
        ofs << *it << "," << m_Speaker[*it].m_Score[1] << ",";
    }
    ofs << endl;

    ofs.close();

    cout << "记录已经保存" << endl;

    this->fileIsEmpty = false;
}

void SpeechManager::loadRecord() {
    ifstream ifs("speech.csv", ios::in);

    if (!ifs.is_open()) {
        this->fileIsEmpty == true;
        cout << "文件不存在！" << endl;
        ifs.close();
        return;
    }
    
    char ch;
    ifs >> ch;
    if (ifs.eof()) {
        cout << "文件为空!" << endl;
        this->fileIsEmpty = true;
        ifs.close();
        return;
    }

    this->fileIsEmpty = false;

    ifs.putback(ch);

    string data;
    int index = 0;
    while (ifs >> data) {
        vector<string> v;
        int pos = -1;
        int start = 0;
        
        while (true) {
            pos = data.find(",", start);
            if (pos == -1) {
                break;
            }
            string tmp = data.substr(start, pos - start);

            v.push_back(tmp);
            start = pos + 1;
        }

        this->m_Record.insert(make_pair(index, v));
        index++;
    }
    ifs.close();
}

void SpeechManager::showRecord() {
    if (this->fileIsEmpty) {
        cout << "文件不存在，或记录为空！" << endl;
    }
    for (int i = 0; i < this->m_Record.size(); i++) {
        cout << "第" << i + 1 << "届 " <<
            "冠军编号：" << this->m_Record[i][0] << " 得分：" << this->m_Record[i][1] << " "
            "亚军编号：" << this->m_Record[i][2] << " 得分：" << this->m_Record[i][3] << " "
            "季军编号：" << this->m_Record[i][4] << " 得分：" << this->m_Record[i][5] << endl;
    }
    system("pause");
    system("cls");
}

void SpeechManager::clearRecord() {
    cout << "确认清空？" << endl;
    cout << "1、确认" << endl;
    cout << "2、返回" << endl;

    int select = 0;
    cin >> select;

    if (select == 1) {
        ofstream ofs("speech.csv", ios::trunc);
        ofs.close();

        this->initSpeech();

        //创建选手
        this->createSpeaker();

        //获取往届记录
        this->loadRecord();

        cout << "清空成功！" << endl;
    }

    system("pause");
    system("cls");
}

main.cpp

#include "speechManager.h"
using namespace std;

void test1() {
    
}



int main() {
    SpeechManager sm;
    srand((unsigned int)time(NULL));

    int choice = 0;
    while (true) {
        sm.show_Menu();

        cout << "请输入您的选择： " << endl;
        cin >> choice;

        switch (choice) {
        case 1:
            sm.startSpeech();
            break;
        case 2:
            sm.showRecord();
            break;
        case 3:
            sm.clearRecord();
            break;
        case 0:
            sm.exitSystem();
            break;
        default:
            system("cls");
            break;
        }
    }
    

    system("pause");
    return 0;
}

C++

演讲比赛流程管理系统

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