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#include "FileString.h"
#include <fstream>
FileString::FileString(const char* fileName) : String() {
this->fileName = fileName; // Конвертиращ конструктор!
std::ifstream inFile(fileName);
if (!inFile.is_open()) {
throw "Couldn't open file!";
}
while (!inFile.eof() && inFile.peek() != '\n') {
inFile.get();
}
if (inFile.eof()) {
inFile.seekg(0, std::ios::end);
this->length = inFile.peek();
}
else {
this->length = inFile.peek() - 1;
}
inFile.seekg(0, std::ios::beg);
str = new char[this->length + 1];
inFile.getline(str, this->length);
str[this->length] = '\0';
inFile.close();
}
void FileString::ChangeAt(unsigned index, char newValue) {
std::fstream file(fileName.GetPtr());
if (!file.is_open()) {
throw "Couldn't open file!";
}
file.seekp(index, std::ios::beg);
file.put(newValue);
str[index] = newValue;
file.close();
}
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