// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.

#include <QString>
#include <QStringList>

#include "core/settings.h"
#include "core/core.h"
#include "common/file_util.h"

#include "config.h"

Config::Config() {

    // TODO: Don't hardcode the path; let the frontend decide where to put the config files.
    qt_config_loc = FileUtil::GetUserPath(D_CONFIG_IDX) + "qt-config.ini";
    FileUtil::CreateFullPath(qt_config_loc);
    qt_config = new QSettings(QString::fromStdString(qt_config_loc), QSettings::IniFormat);

    Reload();
}

void Config::ReadControls() {
    qt_config->beginGroup("Controls");
    Settings::values.pad_a_key = qt_config->value("pad_a", Qt::Key_A).toInt();
    Settings::values.pad_b_key = qt_config->value("pad_b", Qt::Key_S).toInt();
    Settings::values.pad_x_key = qt_config->value("pad_x", Qt::Key_Z).toInt();
    Settings::values.pad_y_key = qt_config->value("pad_y", Qt::Key_X).toInt();
    Settings::values.pad_l_key = qt_config->value("pad_l", Qt::Key_Q).toInt();
    Settings::values.pad_r_key = qt_config->value("pad_r", Qt::Key_W).toInt();
    Settings::values.pad_start_key  = qt_config->value("pad_start",  Qt::Key_M).toInt();
    Settings::values.pad_select_key = qt_config->value("pad_select", Qt::Key_N).toInt();
    Settings::values.pad_home_key   = qt_config->value("pad_home",   Qt::Key_B).toInt();
    Settings::values.pad_dup_key    = qt_config->value("pad_dup",    Qt::Key_T).toInt();
    Settings::values.pad_ddown_key  = qt_config->value("pad_ddown",  Qt::Key_G).toInt();
    Settings::values.pad_dleft_key  = qt_config->value("pad_dleft",  Qt::Key_F).toInt();
    Settings::values.pad_dright_key = qt_config->value("pad_dright", Qt::Key_H).toInt();
    Settings::values.pad_sup_key    = qt_config->value("pad_sup",    Qt::Key_Up).toInt();
    Settings::values.pad_sdown_key  = qt_config->value("pad_sdown",  Qt::Key_Down).toInt();
    Settings::values.pad_sleft_key  = qt_config->value("pad_sleft",  Qt::Key_Left).toInt();
    Settings::values.pad_sright_key = qt_config->value("pad_sright", Qt::Key_Right).toInt();
    qt_config->endGroup();
}

void Config::SaveControls() {
    qt_config->beginGroup("Controls");
    qt_config->setValue("pad_a", Settings::values.pad_a_key);
    qt_config->setValue("pad_b", Settings::values.pad_b_key);
    qt_config->setValue("pad_x", Settings::values.pad_x_key);
    qt_config->setValue("pad_y", Settings::values.pad_y_key);
    qt_config->setValue("pad_l", Settings::values.pad_l_key);
    qt_config->setValue("pad_r", Settings::values.pad_r_key);
    qt_config->setValue("pad_start",  Settings::values.pad_start_key);
    qt_config->setValue("pad_select", Settings::values.pad_select_key);
    qt_config->setValue("pad_home",   Settings::values.pad_home_key);
    qt_config->setValue("pad_dup",    Settings::values.pad_dup_key);
    qt_config->setValue("pad_ddown",  Settings::values.pad_ddown_key);
    qt_config->setValue("pad_dleft",  Settings::values.pad_dleft_key);
    qt_config->setValue("pad_dright", Settings::values.pad_dright_key);
    qt_config->setValue("pad_sup",    Settings::values.pad_sup_key);
    qt_config->setValue("pad_sdown",  Settings::values.pad_sdown_key);
    qt_config->setValue("pad_sleft",  Settings::values.pad_sleft_key);
    qt_config->setValue("pad_sright", Settings::values.pad_sright_key);
    qt_config->endGroup();
}

void Config::ReadCore() {
    qt_config->beginGroup("Core");
    Settings::values.cpu_core = qt_config->value("cpu_core", Core::CPU_Interpreter).toInt();
    Settings::values.gpu_refresh_rate = qt_config->value("gpu_refresh_rate", 60).toInt();
    qt_config->endGroup();
}

void Config::SaveCore() {
    qt_config->beginGroup("Core");
    qt_config->setValue("cpu_core", Settings::values.cpu_core);
    qt_config->setValue("gpu_refresh_rate", Settings::values.gpu_refresh_rate);
    qt_config->endGroup();
}

void Config::ReadData() {
    qt_config->beginGroup("Data Storage");
    Settings::values.use_virtual_sd = qt_config->value("use_virtual_sd", true).toBool();
    qt_config->endGroup();
}

void Config::SaveData() {
    qt_config->beginGroup("Data Storage");
    qt_config->setValue("use_virtual_sd", Settings::values.use_virtual_sd);
    qt_config->endGroup();
}

void Config::ReadMiscellaneous() {
    qt_config->beginGroup("Miscellaneous");
    Settings::values.enable_log = qt_config->value("enable_log", true).toBool();
    qt_config->endGroup();
}

void Config::SaveMiscellaneous() {
    qt_config->beginGroup("Miscellaneous");
    qt_config->setValue("enable_log", Settings::values.enable_log);
    qt_config->endGroup();
}

void Config::Reload() {
    ReadControls();
    ReadCore();
    ReadData();
    ReadMiscellaneous();
}

void Config::Save() {
    SaveControls();
    SaveCore();
    SaveData();
    SaveMiscellaneous();
}

Config::~Config() {
    Save();

    delete qt_config;
}
