#include "pch.h"
#include <iostream>
#include <vector>
#include <array>
#include <string>
#include <random>
#include <fstream>
using namespace std;
vector <int> v;
using IntMatrix = vector<vector<int>>;
using IntMatrix_db = vector<vector<double>>;
//INFORMACJA
/*  Zadanie 4 jest zawarte pod case 3 razem z zadaniem 3
Zadania 8 nie ma poniewaz jest z nim problem  */
void Print(const vector <int> &v) //zad1 -odp: modyfikator const mozemy dodac gdy nie chcemy modyfikowac wektora/zmiennej
{
	cout << "[";
	for (auto i : v)
	{
		cout << i;
		if (i != v[v.size() - 1])
		{
			cout << ',';
		}
	}
	cout << "]";
	cout << endl << endl;
}
float sum(vector<float> &v1)
{
	float suma = 0;
	for (vector<float>::iterator i = v1.begin(); i != v1.end(); i++) suma += *i;
	return suma;
}
float average(vector<float> &v1)
{
	float sum = 0;
	for (vector<float>::iterator i = v1.begin(); i != v1.end(); i++)sum += *i;
	return sum / v1.size();
}
array<float, 2> minmax(const vector<float> &v)
{
	array<float, 2> tab;
	double min = v[0], max = v[0];
	for (auto e : v)
	{
		if (e < min)
		{
			min = e;
		}
		if (e > max)
		{
			max = e;
		}
	}
	tab[0] = min;
	tab[1] = max;
	return tab;
}
bool equals(const vector<int> &v2, const vector<int> &v4, int w1)
{
	int i;
	for (int i = 0; i < w1; i++)
	{
		if (v2[i] == v4[i]) return true;
		else return false;
	}
}
//zadanie 2
vector <int> add(const vector<int> &v2, const vector<int> &v4, int w1)
{
	int i;
	int sum = 0;
	v.clear();
	for (int i = 0; i < w1; i++)
	{
		sum = (v2[i] + v4[i]);
		v.push_back(sum);

	}
	Print(v);
	return v;
}
vector <int> subtract(const vector<int> &v2, const vector<int> &v4, int w1)
{
	v.clear();
	int i;
	int sum = 0;
	for (int i = 0; i < w1; i++)
	{
		sum = (v2[i] - v4[i]);
		v.push_back(sum);
	}
	Print(v);
	return v;
}
vector <int> multiply(const vector<int> &v2, int w1, int skalar)
{
	v.clear();
	int i;
	int sum = 0;

	for (int i = 0; i < w1; i++)
	{
		sum = (v2[i] * skalar);
		v.push_back(sum);
	}
	Print(v);
	return v;
}
//zadanie 3
int randomInt(int min, int max)
{
	static default_random_engine e{};
	uniform_int_distribution<int > d(min, max);
	return d(e);
}
vector<int> randomVector(unsigned int size, int min, int max) //zad4
{
	vector<int> v;
	for (int i = 0; i < size; i++)  v.push_back(randomInt(min, max));
	return v;
}
fstream plik;
void writeVector(const vector<int >& v2, const string& fileName)
{
	plik.open(fileName.c_str(), ios::out);
	if (!plik.good())
	{
		cout << "Nie udalo sie utworzyc pliku!\n";
	}
	else
	{
		cout << "Plik utworzony!\n";
	}
	for (int i = 0; i < v2.size(); i++)
	{

			plik << v2[i]<<",";
	}
	plik.close();
}
//zadanie 4-- -- - -- - blad
void readVector(const string& fileName)
{
	vector<int> v9;
	ifstream plik;
	string linia;
	plik.open(fileName.c_str(), ios::out);
	if(plik)
	{
		string buffer;
		while (!plik.eof())
		{
			getline(plik, linia);
			cout <<"["<< linia<<"]";
		}
	}


}
vector<int> bubbleSort(vector <int> &v2)
{
	for (int i = 0; i < v2.size(); i++)
		for (int j = 1; j < v2.size() - i; j++) //pętla wewnętrzna
			if (v2[j - 1] > v2[j])
				//zamiana miejscami
				swap(v2[j - 1], v2[j]);
	Print(v2);
	return v2;
}
//zadanie 6
IntMatrix createMatrix(array<unsigned int, 2> shape)
{
	IntMatrix v;
	for (int i = 0; i < shape[0]; i++)
	{
		vector<int> row;
		for (int j = 0; j < shape[1]; j++)
		{
			row.push_back(0);
		}
		v.push_back(row);
	}
	return v;
}

IntMatrix randomMatrix(array<unsigned int, 2> shape, int min, int max)
{
	IntMatrix v;
	for (int i = 0; i < shape[0]; i++)
	{
		vector<int> row;
		for (int j = 0; j < shape[1]; j++)
		{
			row.push_back(randomInt(min, max));
		}
		v.push_back(row);
	}
	return v;
}

void print(const IntMatrix &matrix, array<unsigned int, 2> shape)
{
	for (int i = 0; i < shape[0]; i++)
	{
		for (int j = 0; j < shape[1]; j++)
		{
			cout << matrix[i][j] << "   ";
		}
		cout << endl;
	}
}
vector<vector<int>> v_macierz;
IntMatrix add1(array<unsigned int, 2> shape, int min, int max,IntMatrix &v7,IntMatrix &v8)
{
	cout << "DODAWANIE" << endl;
	for (int i = 0; i < shape[0]; i++)
	{
		vector<int> row;
		for (int j = 0; j < shape[1]; j++)
		{
			row.push_back(v8[i][j] + v7[i][j]);
		}
		v_macierz.push_back(row);
	}
	return v_macierz;
}

IntMatrix subtract1(array<unsigned int, 2> shape, int min, int max, IntMatrix &v7, IntMatrix &v8)
{
	v_macierz.clear();
	cout << "ODEJMOWANIE" << endl;
	for (int i = 0; i < shape[0]; i++)
	{
		vector<int> row;
		for (int j = 0; j < shape[1]; j++)
		{
			row.push_back(v8[i][j] - v7[i][j]);
		}
		v_macierz.push_back(row);
	}
	return v_macierz;
}
//zadania 8 nie ma, posiadam z nim problem

//zadanie 9
vector<vector<double>> m1;
double randomDouble(double min, double max)
{
	double f = (double)rand() / RAND_MAX;
	return min + f * (max - min);
}
IntMatrix_db createMatrix1(array<double, 2> shape)
{
	IntMatrix_db v;
	for (int i = 0; i < shape[0]; i++)
	{
		vector<double> row;
		for (int j = 0; j < shape[1]; j++)
		{
			row.push_back(0);
		}
		v.push_back(row);
	}
	return v;
}

IntMatrix_db randomMatrix1(array<double, 2> shape, double min, double max)
{
	IntMatrix_db v;
	for (int i = 0; i < shape[0]; i++)
	{
		vector < double > row;
		for (int j = 0; j < shape[1]; j++)
		{
			row.push_back(randomDouble(min, max));
		}
		v.push_back(row);
	}
	return v;
}

void print1(const IntMatrix_db &matrix, array< double, 2> shape)
{
	for (int i = 0; i < shape[0]; i++)
	{
		for (int j = 0; j < shape[1]; j++)
		{
			cout << matrix[i][j] << "   ";
		}
		cout << endl;
	}
}
double inv(double x)
{
	return (1 / x);
}
double inv_square(double x)
{
	return (1 / (x*x));
}
double sqrt(double x)
{
	return sqrt(x);
}
void forEach(IntMatrix_db &v8 ,double (&fun) (double))
{

	IntMatrix_db m2;

	for (auto i : v8)
	{
		vector<double> v20;
		for (auto j : i)
			v20.push_back(fun(j));
		m2.push_back(v20);

	}
	for (auto i : m2)
	{
		for (auto j : i)
			cout<<j << ' ';
		cout << endl;
	}
}
//funkcja main
int main()
{	string wybor;
//petla do while
	do {
	int option;
	cout << "ktore zadanie: ";
	cin >> option;
	//uzyte wektory
	vector <float> v1;
	vector <int> v2;
	vector <int> v4;
	vector<vector<int>> v6;
	vector<vector<int>> v7;
	IntMatrix v8;

	fstream plik;
	string fileName;
	unsigned int minn = 0, maxx = 0;
	unsigned int minnx=0, maxxx=0;
	double minnx1 = 0, maxxx1 = 0;
	//switch i wybor zadania
	switch (option)
	{
		//zadanie 1
	case 1:


		float x;
		int n;

		cout << "podaj ile liczb ma miec vector: ";
		cin >> n;
		for (int i = 0; i < n; i++)
		{
			cout << "podaj " << i + 1 << endl;
			cin >> x;
			v1.push_back(x);
		}

		cout << "suma elementow wektora to: " << sum(v1) << endl;
		cout << "srednia elementow wektora to: " << average(v1) << endl;
		array<float, 2> v3 = minmax(v1);
		cout << "min i max: " << v3[0] << "  " << v3[1] << endl;

		break;
		//zadnaie 2
	case 2:
		int w1;
		int i;
		int s;
		cout << "porownywanie wektorow: " << endl;
		cout << "podaj ilu elementowy maja byc wektory: ";
		cin >> w1;
		cout << "wektor 1: " << endl;
		//wektor 1
		for (int i = 0; i < w1; i++) v2.push_back(rand() % 9);
		Print(v2);

		cout << endl;
		cout << "wektor 2: " << endl;
		//wektor 2
		for (int i = 0; i < w1; i++) v4.push_back(rand() % 9);
		Print(v4);

		if (equals(v2, v4, w1) == true) cout << endl << "Wektory sa rowne." << endl;
		else cout << endl << "Wektory nie sa rowne." << endl;
		//suma
		cout << "suma wektorow: " << endl;
		add(v2, v4, w1);
		cout << endl;
		//roznica
		cout << "roznica wektorow: " << endl;
		subtract(v2, v4, w1);
		//mnozenie przez skalar
		int skalar;
		cout << endl;
		cout << "podaj skalar: ";
		cin >> skalar;
		cout << "1 wektor razy skalar: " << endl;
		multiply(v2, w1, skalar);
		break;
		//zadanie 3 i 4
	case 3:
		v2.clear();
		int m;
		int min, max;

		cout << "Podaj nazwe pliku: ";
		cin >> fileName;
		fileName += ".txt";
		cout << "ile liczb ma miec wektor: ";
		cin >> m;
		cout << "podaj min: ";
		cin >> min;
		cout << "podaj max: ";
		cin >> max;
		v2 = randomVector(m, min, max);
		writeVector(v2, fileName);

		//zadanie 4
		cout << "zadanie 4" << endl;
		readVector(fileName);
		break;
		//zadanie 5
	case 5:
		cout << "ile liczb ma miec wektor: ";
		cin >> m;
		cout << "podaj min: ";
		cin >> min;
		cout << "podaj max: ";
		cin >> max;
		v2 = randomVector(m, min, max);
		bubbleSort(v2);
		break;
	case 6:

		unsigned int q, w;
		cout << "podaj ilosc wierszy a potem kolumn: ";
		cin >> q;
		cin >> w;
		v6 = randomMatrix({ q,w },minn,maxx);
		print(v6, { q,w });
		cout << "podaj min i max: ";
		cin >> minn >> maxx;
		v7 = randomMatrix({ q,w }, minn, maxx);
		print(v7, { q,w });
		v6.clear();
		break;


		//zadanie 7
	case 7:

		unsigned int v,l ;
		cout << "podaj ilosc wierszy a potem kolumn: ";
		cin >> v;
		cin >> l;
		cout << "podaj minimalna liczbe: ";
		cin >> minnx;
		cout << "podaj maxymalna liczbe: ";
		cin >> maxxx;
		v6 = randomMatrix({ v,l },minnx,maxxx);
		v7 = randomMatrix({ v,l }, minnx, maxxx);
		print(v6, { v,l });
		cout << endl;
		print(v7, { v,l });
		cout << endl;
		v8 = add1({ v,l },minnx,maxxx,v6, v7);
		print(v8, { v,l });
		v8.clear();
		v8 = subtract1({ v,l }, minnx, maxxx, v6, v7);
		print(v8, { v,l });
		//zadanie 8

		//zadanie 9
	case 9:
		double v1, l1;
		cout << "podaj ilosc wierszy a potem kolumn: ";
		cin >> v1;
		cin >> l1;
		cout << "podaj minimalna liczbe: ";
		cin >> minnx1;
		cout << "podaj maxymalna liczbe: ";
		cin >> maxxx1;
		m1 = randomMatrix1({ v1,l1 }, minnx1, maxxx1);
		forEach(m1, inv);
		cout << endl << endl;
		forEach(m1, inv_square);
		cout << endl;
		forEach(m1, sqrt);
		break;
	}
		cout << endl;
		cout << "ponowic? " << endl;
		cin >> wybor;
	} while (wybor == "tak");
	return 0;
}