// Copyright 2020 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.

#include <QComboBox>

#include "common/common_types.h"
#include "common/logging/log.h"
#include "core/core.h"
#include "core/settings.h"
#include "ui_configure_cpu.h"
#include "yuzu/configuration/configure_cpu.h"

ConfigureCpu::ConfigureCpu(QWidget* parent) : QWidget(parent), ui(new Ui::ConfigureCpu) {
    ui->setupUi(this);

    SetConfiguration();

    connect(ui->accuracy, qOverload<int>(&QComboBox::currentIndexChanged), this,
            &ConfigureCpu::UpdateGroups);
}

ConfigureCpu::~ConfigureCpu() = default;

void ConfigureCpu::SetConfiguration() {
    const bool runtime_lock = !Core::System::GetInstance().IsPoweredOn();

    ui->accuracy->setEnabled(runtime_lock);
    ui->accuracy->setCurrentIndex(static_cast<int>(Settings::values.cpu_accuracy));
    UpdateGroups(static_cast<int>(Settings::values.cpu_accuracy));

    ui->cpuopt_page_tables->setEnabled(runtime_lock);
    ui->cpuopt_page_tables->setChecked(Settings::values.cpuopt_page_tables);
    ui->cpuopt_block_linking->setEnabled(runtime_lock);
    ui->cpuopt_block_linking->setChecked(Settings::values.cpuopt_block_linking);
    ui->cpuopt_return_stack_buffer->setEnabled(runtime_lock);
    ui->cpuopt_return_stack_buffer->setChecked(Settings::values.cpuopt_return_stack_buffer);
    ui->cpuopt_fast_dispatcher->setEnabled(runtime_lock);
    ui->cpuopt_fast_dispatcher->setChecked(Settings::values.cpuopt_fast_dispatcher);
    ui->cpuopt_context_elimination->setEnabled(runtime_lock);
    ui->cpuopt_context_elimination->setChecked(Settings::values.cpuopt_context_elimination);
    ui->cpuopt_const_prop->setEnabled(runtime_lock);
    ui->cpuopt_const_prop->setChecked(Settings::values.cpuopt_const_prop);
    ui->cpuopt_misc_ir->setEnabled(runtime_lock);
    ui->cpuopt_misc_ir->setChecked(Settings::values.cpuopt_misc_ir);
    ui->cpuopt_reduce_misalign_checks->setEnabled(runtime_lock);
    ui->cpuopt_reduce_misalign_checks->setChecked(Settings::values.cpuopt_reduce_misalign_checks);
}

void ConfigureCpu::UpdateGroups(int index) {
    switch (index) {
    case 0:
    default:
        ui->group_safe->setVisible(false);
        break;
    case 1:
        ui->group_safe->setVisible(true);
        break;
    }
}

void ConfigureCpu::ApplyConfiguration() {
    Settings::values.cpu_accuracy =
        static_cast<Settings::CPUAccuracy>(ui->accuracy->currentIndex());

    Settings::values.cpuopt_page_tables = ui->cpuopt_page_tables->isChecked();
    Settings::values.cpuopt_block_linking = ui->cpuopt_block_linking->isChecked();
    Settings::values.cpuopt_return_stack_buffer = ui->cpuopt_return_stack_buffer->isChecked();
    Settings::values.cpuopt_fast_dispatcher = ui->cpuopt_fast_dispatcher->isChecked();
    Settings::values.cpuopt_context_elimination = ui->cpuopt_context_elimination->isChecked();
    Settings::values.cpuopt_const_prop = ui->cpuopt_const_prop->isChecked();
    Settings::values.cpuopt_misc_ir = ui->cpuopt_misc_ir->isChecked();
    Settings::values.cpuopt_reduce_misalign_checks = ui->cpuopt_reduce_misalign_checks->isChecked();
}

void ConfigureCpu::changeEvent(QEvent* event) {
    if (event->type() == QEvent::LanguageChange) {
        RetranslateUI();
    }

    QWidget::changeEvent(event);
}

void ConfigureCpu::RetranslateUI() {
    ui->retranslateUi(this);
}