#include "ParametersProvider.hpp"

ParametersProvider::ParametersProvider(QWidget *parent)
    : QDialog(parent) {
    auto *layout = new QVBoxLayout;

    auto *user = new QLabel("Username", this);
    userField = new QLineEdit;

    auto *pass = new QLabel("Password", this);
    passField = new QLineEdit;
    passField->setEchoMode(QLineEdit::Password);

    auto *imap = new QLabel("IMAP Server", this);
    imapField = new QLineEdit;

    auto *port = new QLabel("Port", this);
    portField = new QLineEdit;
    portField->setValidator(new QIntValidator(1, 1000, this));

    auto *startButton = new QPushButton("OK", this);

    layout->addWidget(user);
    layout->addWidget(userField);
    layout->addWidget(pass);
    layout->addWidget(passField);
    layout->addWidget(imap);
    layout->addWidget(imapField);
    layout->addWidget(port);
    layout->addWidget(portField);
    layout->addStretch(1);
    layout->addWidget(startButton);

    this->setLayout(layout);

    resize(300, 450);

    connect(startButton, &QPushButton::clicked, this, &ParametersProvider::start);

    // Keychain
    connect(&keychain, &KeychainClass::keyRead, this, &ParametersProvider::keyRead);
    keychain.readKey(Keychain::passKey);

    // Do not override the defaults
    userField->setText(mSettings.value("Username").toString());
    imapField->setText(mSettings.value("Server").toString());
    portField->setText(mSettings.value("Port").toString());

    if (imapField->text().isEmpty())
        imapField->setText("imap.gmail.com");
    if (portField->text().isEmpty())
        portField->setText("993");
}

void ParametersProvider::keyRead(const QString &key, const QString &value) {
    if (key == Keychain::passKey)
        passField->setText(value);
}

void ParametersProvider::start() {
    sett.port = portField->text().toInt();
    sett.userS = userField->text().toStdString();
    sett.passS = passField->text().toStdString();
    sett.imapS = imapField->text().toStdString();

    // Saved login data
    keychain.writeKey(Keychain::passKey, QString::fromStdString(sett.passS));
    mSettings.setValue("Username", QString::fromStdString(sett.userS));
    mSettings.setValue("Server", QString::fromStdString(sett.imapS));
    mSettings.setValue("Port", QString::fromStdString(std::to_string(sett.port)));

    close();
    emit done();
}

void ParametersProvider::setFocusInternal() {
    activateWindow();
    userField->setFocus();
}

const ParametersProvider::settings &ParametersProvider::getSettings() {
    return sett;
}