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dictwidget.cpp
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dictwidget.cpp
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#include "dictwidget.h"
#include <iostream>
#include <fstream>
#include <string>
Word::Word() {}
Word::Word(QString Original, QString Translation, int SinceLastTest): translation(Original), original(Translation), sinceLastTest(SinceLastTest) {}
DictWidget::DictWidget(QString FileName): fileName(FileName) {
using namespace std;
words.clear();
ifstream fin(fileName.toStdString());
string str;
while (getline(fin, str)) {
QStringList fields = QString::fromStdString(str).split(",", QString::SkipEmptyParts);
Word newWord(fields.at(0), fields.at(1), fields.at(2).toInt());
words.push_back(newWord);
}
fin.close();
}
void DictWidget::addWord(QString Original, QString Translation) {
words.push_back(Word(Original, Translation, 1e6));
}
void DictWidget::updateWordsStats() {
for (int i = 0; i < words.size(); ++i)
words[i].sinceLastTest++;
for (int i = 0; i < lastTested.size(); ++i)
words[lastTested[i]].sinceLastTest = (accuracy[i] ? 0 : 1e6);
}
QVector <Word> DictWidget::testDict(int time, QVector <int> *&res) {
lastTested.clear();
accuracy.clear();
QVector <Word> dict;
for (int i = 0; i < words.size(); ++i) {
if (words[i].sinceLastTest >= time) {
lastTested.push_back(i);
dict.push_back(words[i]);
}
}
accuracy.resize(dict.size());
for (int i = 0; i < 1e6; ++i) {
int ind1 = rand() % dict.size(),
ind2 = rand() % dict.size();
Word tmp = dict[ind1];
dict[ind1] = dict[ind2];
dict[ind2] = tmp;
}
res = &accuracy;
return dict;
}
DictWidget::~DictWidget() {
std::ofstream fout(fileName.toStdString());
for (auto word : words)
fout << word.original.toStdString() << ","
<< word.translation.toStdString() << ","
<< word.sinceLastTest << "\n";
fout.close();
}
void swap(int &a, int &b) {
int t = a;
a = b;
b = t;
}
QVector <int> DictWidget::timePeriods() {
QSet <int> st;
for (int i = 0; i < words.size(); ++i)
st.insert(words[i].sinceLastTest);
st.insert(0);
st.insert(1e6);
QVector <int> res;
for (auto i : st)
res.push_back(i);
for (int i = 0; i < res.size(); ++i)
for (int j = i; j < res.size(); ++j)
if (res[i] > res[j])
swap(res[i], res[j]);
return res;
}
int DictWidget::wordsTimeCount(int time) {
int res = 0;
for (auto word : words)
res += (word.sinceLastTest >= time);
return res;
}