Ебаная практика

#pragma once

#include <iostream>
#include <fstream>
#include <msclr\marshal_cppstd.h>
#include <algorithm>
#include <vector>
#include <sstream>
#include <atlstr.h>
#include <filesystem>

namespace PracticeGraphs {

using namespace std;
using namespace System;
using namespace System::ComponentModel;
using namespace System::Collections;
using namespace System::Windows::Forms;
using namespace System::Data;
using namespace System::Drawing;

public ref class MyForm : public System::Windows::Forms::Form
{
public:
MyForm(void)
{
InitializeComponent();
}

protected:
~MyForm()
{
if (components)
{
delete components;
}
}

protected:

private: System::Windows::Forms::OpenFileDialog^ openFileDialog1;
private: System::Windows::Forms::Button^ button2;

private: System::Windows::Forms::TabControl^ tabControl1;
private: System::Windows::Forms::TabPage^ tabPage1;
private: System::Windows::Forms::TabPage^ tabPage2;
private: System::Windows::Forms::WebBrowser^ webBrowser1;
private: System::Windows::Forms::Label^ label1;


private: System::Windows::Forms::Button^ button1;
private: System::Windows::Forms::Button^ button3;
private: System::Windows::Forms::TextBox^ second_graph;
private: System::Windows::Forms::TextBox^ first_graph;
private: System::Windows::Forms::Label^ label2;


private:
System::ComponentModel::Container ^components;

#pragma region Windows Form Designer generated code
void InitializeComponent(void)
{
    this->openFileDialog1 = (gcnew System::Windows::Forms::OpenFileDialog());
    this->button2 = (gcnew System::Windows::Forms::Button());
    this->tabControl1 = (gcnew System::Windows::Forms::TabControl());
    this->tabPage1 = (gcnew System::Windows::Forms::TabPage());
    this->second_graph = (gcnew System::Windows::Forms::TextBox());
    this->first_graph = (gcnew System::Windows::Forms::TextBox());
    this->label2 = (gcnew System::Windows::Forms::Label());
    this->button3 = (gcnew System::Windows::Forms::Button());
    this->button1 = (gcnew System::Windows::Forms::Button());
    this->label1 = (gcnew System::Windows::Forms::Label());
    this->tabPage2 = (gcnew System::Windows::Forms::TabPage());
    this->webBrowser1 = (gcnew System::Windows::Forms::WebBrowser());
    this->tabControl1->SuspendLayout();
    this->tabPage1->SuspendLayout();
    this->tabPage2->SuspendLayout();
    this->SuspendLayout();
    //
    // openFileDialog1
    //
    this->openFileDialog1->FileName = L"img.jpg";
    //
    // button2
    //
    this->button2->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 12, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,
        static_cast<System::Byte>(204)));
    this->button2->Location = System::Drawing::Point(14, 193);
    this->button2->Name = L"button2";
    this->button2->Size = System::Drawing::Size(184, 30);
    this->button2->TabIndex = 2;
    this->button2->Text = L"Из формы";
    this->button2->UseVisualStyleBackColor = true;
    this->button2->Click += gcnew System::EventHandler(this, &MyForm::button2_Click);
    //
    // tabControl1
    //
    this->tabControl1->Controls->Add(this->tabPage1);
    this->tabControl1->Controls->Add(this->tabPage2);
    this->tabControl1->Location = System::Drawing::Point(7, 12);
    this->tabControl1->Name = L"tabControl1";
    this->tabControl1->SelectedIndex = 0;
    this->tabControl1->Size = System::Drawing::Size(419, 295);
    this->tabControl1->TabIndex = 4;
    //
    // tabPage1
    //
    this->tabPage1->Controls->Add(this->second_graph);
    this->tabPage1->Controls->Add(this->first_graph);
    this->tabPage1->Controls->Add(this->label2);
    this->tabPage1->Controls->Add(this->button3);
    this->tabPage1->Controls->Add(this->button1);
    this->tabPage1->Controls->Add(this->label1);
    this->tabPage1->Controls->Add(this->button2);
    this->tabPage1->Location = System::Drawing::Point(4, 22);
    this->tabPage1->Name = L"tabPage1";
    this->tabPage1->Padding = System::Windows::Forms::Padding(3);
    this->tabPage1->Size = System::Drawing::Size(411, 269);
    this->tabPage1->TabIndex = 0;
    this->tabPage1->Text = L"Ввод данных";
    this->tabPage1->UseVisualStyleBackColor = true;
    //
    // second_graph
    //
    this->second_graph->Location = System::Drawing::Point(147, 45);
    this->second_graph->Name = L"second_graph";
    this->second_graph->Size = System::Drawing::Size(202, 20);
    this->second_graph->TabIndex = 11;
    //
    // first_graph
    //
    this->first_graph->Location = System::Drawing::Point(148, 16);
    this->first_graph->Name = L"first_graph";
    this->first_graph->Size = System::Drawing::Size(202, 20);
    this->first_graph->TabIndex = 10;
    //
    // label2
    //
    this->label2->AutoSize = true;
    this->label2->Font = (gcnew System::Drawing::Font(L"Candara", 10));
    this->label2->Location = System::Drawing::Point(10, 45);
    this->label2->Name = L"label2";
    this->label2->Size = System::Drawing::Size(131, 17);
    this->label2->TabIndex = 9;
    this->label2->Text = L"Ввод второго графа";
    //
    // button3
    //
    this->button3->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 12, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,
        static_cast<System::Byte>(204)));
    this->button3->Location = System::Drawing::Point(14, 229);
    this->button3->Name = L"button3";
    this->button3->Size = System::Drawing::Size(389, 30);
    this->button3->TabIndex = 8;
    this->button3->Text = L"Выход";
    this->button3->UseVisualStyleBackColor = true;
    this->button3->Click += gcnew System::EventHandler(this, &MyForm::button3_Click);
    //
    // button1
    //
    this->button1->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 12, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point,
        static_cast<System::Byte>(204)));
    this->button1->Location = System::Drawing::Point(204, 193);
    this->button1->Name = L"button1";
    this->button1->Size = System::Drawing::Size(199, 30);
    this->button1->TabIndex = 7;
    this->button1->Text = L"Из файла";
    this->button1->UseVisualStyleBackColor = true;
    this->button1->Click += gcnew System::EventHandler(this, &MyForm::button1_Click_1);
    //
    // label1
    //
    this->label1->AutoSize = true;
    this->label1->Font = (gcnew System::Drawing::Font(L"Candara", 10));
    this->label1->Location = System::Drawing::Point(10, 16);
    this->label1->Name = L"label1";
    this->label1->Size = System::Drawing::Size(131, 17);
    this->label1->TabIndex = 5;
    this->label1->Text = L"Ввод первого графа";
    //
    // tabPage2
    //
    this->tabPage2->Controls->Add(this->webBrowser1);
    this->tabPage2->Location = System::Drawing::Point(4, 22);
    this->tabPage2->Name = L"tabPage2";
    this->tabPage2->Padding = System::Windows::Forms::Padding(3);
    this->tabPage2->Size = System::Drawing::Size(411, 269);
    this->tabPage2->TabIndex = 1;
    this->tabPage2->Text = L"Веб-браузер";
    this->tabPage2->UseVisualStyleBackColor = true;
    //
    // webBrowser1
    //
    this->webBrowser1->Location = System::Drawing::Point(8, 6);
    this->webBrowser1->MinimumSize = System::Drawing::Size(20, 20);
    this->webBrowser1->Name = L"webBrowser1";
    this->webBrowser1->Size = System::Drawing::Size(401, 271);
    this->webBrowser1->TabIndex = 1;
    //
    // MyForm
    //
    this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
    this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
    this->ClientSize = System::Drawing::Size(432, 315);
    this->Controls->Add(this->tabControl1);
    this->Name = L"MyForm";
    this->Text = L"Поиск суммы мин. элементов строки";
    this->tabControl1->ResumeLayout(false);
    this->tabPage1->ResumeLayout(false);
    this->tabPage1->PerformLayout();
    this->tabPage2->ResumeLayout(false);
    this->ResumeLayout(false);

}
#pragma endregion
private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e) {
    OpenFileDialog^ opn = gcnew OpenFileDialog();
    opn->Filter = "Html files (*.html)|*.html|All files (*.*)|*.*";
    if (opn->ShowDialog() == Windows::Forms::DialogResult::OK) {
        webBrowser1->Navigate(opn->FileName);
    }

}

vector<std::string> split_by_delimiter(std::string input, char delimiter) {
    size_t pos = 0;
    std::string token;
    std::vector<std::string> output;
    while ((pos = input.find(delimiter)) != std::string::npos) {
        token = input.substr(0, pos);
        output.push_back(token);
        input.erase(0, pos + 1);
    }
    output.push_back(input);
    return output;
}

void controller(std::string first, std::string second) {

    if (first == "" || second == "") {
        MessageBox::Show("Введи данные в правильном формате!", "Ошибка ввода данных", MessageBoxButtons::OK, MessageBoxIcon::Error);
        return;
    }

    std::string file_name = "report.html";
    auto current_path = std::filesystem::current_path().string() + (string)"\\" + file_name;

    ofstream myfile;

    myfile.open(current_path);
    myfile << "<!DOCTYPE html><html><head></head><body>";
    myfile << "Разность двух введенных графов:<br>";

    std::vector<string> first_graph =  split_by_delimiter(first, ' ');
    std::vector<string> second_graph = split_by_delimiter(second, ' ');
    std::vector<unsigned int> keys;
    unsigned int ik = 0;
    for (auto i : first_graph) {
        for (auto j : second_graph) {
            if (i == j) {
                keys.push_back(ik);
                break;
            }
        }
        ik++;
    }

    for (int i = keys.size() - 1; i >= 0; i--) {
        first_graph.erase(first_graph.begin() + keys[i]);
    }

    for (string graph : first_graph) {
        myfile << "Узел " + graph + "<br>";
    }

    myfile << "</body></html>" << std::endl;
    myfile.close();

    webBrowser1->Navigate(gcnew String(current_path.c_str()));

    this->tabControl1->SelectedIndex = 1;
}

public: System::Void button2_Click(System::Object^ sender, System::EventArgs^ e) {
    controller(msclr::interop::marshal_as<std::string>(first_graph->Text), msclr::interop::marshal_as<std::string>(second_graph->Text));
}

private: System::Void button1_Click_1(System::Object^ sender, System::EventArgs^ e) {
    openFileDialog1->Title = "Открыть файл для заполнения";
    openFileDialog1->Filter = "Text Files(*.txt)|*.txt|All files (*.*)|*.*";

    if (openFileDialog1->ShowDialog() == Windows::Forms::DialogResult::OK) {
        std::ifstream input(CString(openFileDialog1->FileName));
        std::stringstream sstr;
        while (input >> sstr.rdbuf());

        string file_data = sstr.str();

        vector<string> vec = split_by_delimiter(file_data, '\n');
        controller(vec[0], vec[1]);

        input.close();
    }
}

private: System::Void linkLabel1_LinkClicked(System::Object^ sender, System::Windows::Forms::LinkLabelLinkClickedEventArgs^ e) {
    MessageBox::Show("Для ввода необходимо разделять элементы через пробел, а строки через Enter!", "Помощь по вводу данных", MessageBoxButtons::OK, MessageBoxIcon::Question);
}

private: System::Void button3_Click(System::Object^ sender, System::EventArgs^ e) {
    exit(0);
}
};
}