#include "mainwindow.h"
#include "ui_mainwindow.h"

textEdit::textEdit(QTextEdit *parent) : QTextEdit(parent) {
}

void textEdit::clickedOnRecipe(const QModelIndex& index) {
    QDir recepieDirectory("D:/RECIPES");
    QStringList recipeName = recepieDirectory.entryList(QStringList("*txt"));
    //qDebug() << recipeName;
    QFile file("D:/RECIPES/" + recipeName[index.row()]);
    file.open(QIODevice::ReadOnly);
    //qDebug() << "D:/RECIPES/" + strlst[index.row()];
    QByteArray fileData = file.readAll();
    setText(fileData);
    file.close();
}

culinaryGuide::culinaryGuide(QWidget* parent) : QWidget(parent){
    text1 = new QLabel("Choose one of recipes : ");
    text2 = new QLabel("Recipes : ");

    findButton = new QPushButton("Find");
    findButton->setFixedSize(40,40);

    clearButton = new QPushButton("Clear");
    clearButton->setFixedSize(40,40);

    searchLine = new QLineEdit;
    searchLine->setFixedSize(100,40);

    recipe = new textEdit;
    recipe->setFixedSize(1000,750);

    recepieDirectory = new QDir("D:/RECIPES");

    recipeName = recepieDirectory->entryList(QStringList("*.txt"));

    listView = new QListView;
    model = new QFileSystemModel;
    model->setRootPath("D:/RECIPES");
    listView->setModel(model);
    listView->setRootIndex(model->index("D:/RECIPES"));

    QHBoxLayout *horL = new QHBoxLayout;
    QVBoxLayout *verL = new QVBoxLayout;
    QSplitter *splitter = new QSplitter(Qt::Horizontal);

    splitter->addWidget(listView);
    splitter->addWidget(recipe);
    horL->addWidget(text1);
    horL->addWidget(text2);
    horL->addWidget(searchLine);
    horL->addWidget(findButton);
    horL->addWidget(clearButton);
    verL->addLayout(horL);
    verL->addWidget(splitter);
    setLayout(verL);
    resize(1600,750);

    connect(listView,SIGNAL(clicked(const QModelIndex&)),recipe,SLOT(clickedOnRecipe(const QModelIndex&)));
    connect(findButton,SIGNAL(clicked()),SLOT(find()));
    connect(clearButton,SIGNAL(clicked()),SLOT(clearButtonClicked()));
}

void culinaryGuide::find(){
    foreach(QString temp,recipeName) {
        if(temp == (searchLine->text() + ".txt")) {
            model->setNameFilters(QStringList(searchLine->text() + ".txt"));
        }
    }
}

void culinaryGuide::clearButtonClicked() {
    searchLine->setText("");
    model->setNameFilters(QStringList("*.txt"));
}