// SPDX-License-Identifier: GPL-3.0-only
/*
 *  Prism Launcher - Minecraft Launcher
 *  Copyright (c) 2022 Jamie Mansfield <jmansfield@cadixdev.org>
 *  Copyright (C) 2022 Sefa Eyeoglu <contact@scrumplex.net>
 *  Copyright (C) 2024 TheKodeToad <TheKodeToad@proton.me>
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, version 3.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 * This file incorporates work covered by the following copyright and
 * permission notice:
 *
 *      Copyright 2013-2021 MultiMC Contributors
 *
 *      Licensed under the Apache License, Version 2.0 (the "License");
 *      you may not use this file except in compliance with the License.
 *      You may obtain a copy of the License at
 *
 *          http://www.apache.org/licenses/LICENSE-2.0
 *
 *      Unless required by applicable law or agreed to in writing, software
 *      distributed under the License is distributed on an "AS IS" BASIS,
 *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *      See the License for the specific language governing permissions and
 *      limitations under the License.
 */

#include "MinecraftSettingsWidget.h"

#include "Application.h"
#include "minecraft/WorldList.h"
#include "minecraft/auth/AccountList.h"
#include "settings/Setting.h"
#include "ui_MinecraftSettingsWidget.h"

MinecraftSettingsWidget::MinecraftSettingsWidget(MinecraftInstancePtr instance, QWidget* parent)
    : QWidget(parent), m_instance(std::move(instance)), m_ui(new Ui::MinecraftSettingsWidget)
{
    m_ui->setupUi(this);

    if (m_instance == nullptr) {
        for (int i = 0; i < m_ui->settingsTabs->count(); ++i) {
            const QString name = m_ui->settingsTabs->widget(i)->objectName();

            if (name == "javaPage" || name == "launchPage") {
                m_ui->settingsTabs->removeTab(i);
                --i;
            }
        }

        m_ui->openGlobalSettingsButton->setVisible(false);
    } else {
        m_javaSettings = new JavaSettingsWidget(m_instance, this);
        m_ui->javaScrollArea->setWidget(m_javaSettings);

        m_ui->showGameTime->setText(tr("Show time &playing this instance"));
        m_ui->recordGameTime->setText(tr("&Record time playing this instance"));
        m_ui->showGlobalGameTime->hide();
        m_ui->showGameTimeWithoutDays->hide();

        m_ui->maximizedWarning->setText(
            tr("<span style=\" font-weight:600; color:#f5c211;\">Warning</span><span style=\" color:#f5c211;\">: The maximized option is "
               "not fully supported on this Minecraft version.</span>"));

        m_ui->miscellaneousSettingsBox->setCheckable(true);
        m_ui->consoleSettingsBox->setCheckable(true);
        m_ui->windowSizeGroupBox->setCheckable(true);
        m_ui->nativeWorkaroundsGroupBox->setCheckable(true);
        m_ui->perfomanceGroupBox->setCheckable(true);
        m_ui->gameTimeGroupBox->setCheckable(true);
        m_ui->legacySettingsGroupBox->setCheckable(true);

        m_quickPlaySingleplayer = m_instance->traits().contains("feature:is_quick_play_singleplayer");
        if (m_quickPlaySingleplayer) {
            auto worlds = m_instance->worldList();
            worlds->update();
            for (const auto& world : worlds->allWorlds()) {
                m_ui->worldsCb->addItem(world.folderName());
            }
        } else {
            m_ui->worldsCb->hide();
            m_ui->worldJoinButton->hide();
            m_ui->serverJoinAddressButton->setChecked(true);
            m_ui->serverJoinAddress->setEnabled(true);
            m_ui->serverJoinAddressButton->setStyleSheet("QRadioButton::indicator { width: 0px; height: 0px; }");
        }

        connect(m_ui->openGlobalSettingsButton, &QCommandLinkButton::clicked, this, &MinecraftSettingsWidget::openGlobalSettings);
        connect(m_ui->serverJoinAddressButton, &QAbstractButton::toggled, m_ui->serverJoinAddress, &QWidget::setEnabled);
        connect(m_ui->worldJoinButton, &QAbstractButton::toggled, m_ui->worldsCb, &QWidget::setEnabled);
    }

    m_ui->maximizedWarning->hide();

    connect(m_ui->maximizedCheckBox, &QCheckBox::toggled, this,
            [this](const bool value) { m_ui->maximizedWarning->setVisible(value && (m_instance == nullptr || !m_instance->isLegacy())); });

#if !defined(Q_OS_LINUX)
    m_ui->perfomanceGroupBox->hide();
#endif

    if (!(APPLICATION->capabilities() & Application::SupportsGameMode)) {
        m_ui->enableFeralGamemodeCheck->setDisabled(true);
        m_ui->enableFeralGamemodeCheck->setToolTip(tr("Feral Interactive's GameMode could not be found on your system."));
    }

    if (!(APPLICATION->capabilities() & Application::SupportsMangoHud)) {
        m_ui->enableMangoHud->setEnabled(false);
        m_ui->enableMangoHud->setToolTip(tr("MangoHud could not be found on your system."));
    }

    connect(m_ui->useNativeOpenALCheck, &QAbstractButton::toggled, m_ui->lineEditOpenALPath, &QWidget::setEnabled);
    connect(m_ui->useNativeGLFWCheck, &QAbstractButton::toggled, m_ui->lineEditGLFWPath, &QWidget::setEnabled);

    loadSettings();
}

MinecraftSettingsWidget::~MinecraftSettingsWidget()
{
    delete m_ui;
}

void MinecraftSettingsWidget::loadSettings()
{
    SettingsObjectPtr settings;

    if (m_instance != nullptr)
        settings = m_instance->settings();
    else
        settings = APPLICATION->settings();

    // Game Window
    m_ui->windowSizeGroupBox->setChecked(m_instance == nullptr || settings->get("OverrideWindow").toBool());
    m_ui->windowSizeGroupBox->setChecked(settings->get("OverrideWindow").toBool());
    m_ui->maximizedCheckBox->setChecked(settings->get("LaunchMaximized").toBool());
    m_ui->windowWidthSpinBox->setValue(settings->get("MinecraftWinWidth").toInt());
    m_ui->windowHeightSpinBox->setValue(settings->get("MinecraftWinHeight").toInt());

    // Game Time
    m_ui->gameTimeGroupBox->setChecked(m_instance == nullptr || settings->get("OverrideGameTime").toBool());
    m_ui->showGameTime->setChecked(settings->get("ShowGameTime").toBool());
    m_ui->recordGameTime->setChecked(settings->get("RecordGameTime").toBool());
    m_ui->showGlobalGameTime->setChecked(m_instance == nullptr && settings->get("ShowGlobalGameTime").toBool());
    m_ui->showGameTimeWithoutDays->setChecked(m_instance == nullptr && settings->get("ShowGameTimeWithoutDays").toBool());

    // Console
    m_ui->consoleSettingsBox->setChecked(m_instance == nullptr || settings->get("OverrideConsole").toBool());
    m_ui->showConsoleCheck->setChecked(settings->get("ShowConsole").toBool());
    m_ui->autoCloseConsoleCheck->setChecked(settings->get("AutoCloseConsole").toBool());
    m_ui->showConsoleErrorCheck->setChecked(settings->get("ShowConsoleOnError").toBool());

    // Miscellaneous
    m_ui->miscellaneousSettingsBox->setChecked(settings->get("OverrideMiscellaneous").toBool());
    m_ui->closeAfterLaunchCheck->setChecked(settings->get("CloseAfterLaunch").toBool());
    m_ui->quitAfterGameStopCheck->setChecked(settings->get("QuitAfterGameStop").toBool());

    if (m_javaSettings != nullptr)
        m_javaSettings->loadSettings();

    // Custom commands
    m_ui->customCommands->initialize(m_instance != nullptr, m_instance == nullptr || settings->get("OverrideCommands").toBool(),
                                     settings->get("PreLaunchCommand").toString(), settings->get("WrapperCommand").toString(),
                                     settings->get("PostExitCommand").toString());

    // Environment variables
    m_ui->environmentVariables->initialize(m_instance != nullptr, m_instance == nullptr || settings->get("OverrideEnv").toBool(),
                                           settings->get("Env").toMap());

    // Legacy Tweaks
    m_ui->legacySettingsGroupBox->setChecked(m_instance == nullptr || settings->get("OverrideLegacySettings").toBool());
    m_ui->onlineFixes->setChecked(settings->get("OnlineFixes").toBool());

    // Native Libraries
    m_ui->nativeWorkaroundsGroupBox->setChecked(m_instance == nullptr || settings->get("OverrideNativeWorkarounds").toBool());
    m_ui->useNativeGLFWCheck->setChecked(settings->get("UseNativeGLFW").toBool());
    m_ui->lineEditGLFWPath->setText(settings->get("CustomGLFWPath").toString());
#ifdef Q_OS_LINUX
    m_ui->lineEditGLFWPath->setPlaceholderText(APPLICATION->m_detectedGLFWPath);
#else
    m_ui->lineEditGLFWPath->setPlaceholderText(tr("Path to %1 library file").arg(BuildConfig.GLFW_LIBRARY_NAME));
#endif
    m_ui->useNativeOpenALCheck->setChecked(settings->get("UseNativeOpenAL").toBool());
    m_ui->lineEditOpenALPath->setText(settings->get("CustomOpenALPath").toString());
#ifdef Q_OS_LINUX
    m_ui->lineEditOpenALPath->setPlaceholderText(APPLICATION->m_detectedOpenALPath);
#else
    m_ui->lineEditOpenALPath->setPlaceholderText(tr("Path to %1 library file").arg(BuildConfig.OPENAL_LIBRARY_NAME));
#endif

    // Performance
    m_ui->perfomanceGroupBox->setChecked(m_instance == nullptr || settings->get("OverridePerformance").toBool());
    m_ui->enableFeralGamemodeCheck->setChecked(settings->get("EnableFeralGamemode").toBool());
    m_ui->enableMangoHud->setChecked(settings->get("EnableMangoHud").toBool());
    m_ui->useDiscreteGpuCheck->setChecked(settings->get("UseDiscreteGpu").toBool());
    m_ui->useZink->setChecked(settings->get("UseZink").toBool());

    m_ui->serverJoinGroupBox->setChecked(settings->get("JoinServerOnLaunch").toBool());

    if (m_instance != nullptr) {
        if (auto server = settings->get("JoinServerOnLaunchAddress").toString(); !server.isEmpty()) {
            m_ui->serverJoinAddress->setText(server);
            m_ui->serverJoinAddressButton->setChecked(true);
            m_ui->worldJoinButton->setChecked(false);
            m_ui->serverJoinAddress->setEnabled(true);
            m_ui->worldsCb->setEnabled(false);
        } else if (auto world = settings->get("JoinWorldOnLaunch").toString(); !world.isEmpty() && m_quickPlaySingleplayer) {
            m_ui->worldsCb->setCurrentText(world);
            m_ui->serverJoinAddressButton->setChecked(false);
            m_ui->worldJoinButton->setChecked(true);
            m_ui->serverJoinAddress->setEnabled(false);
            m_ui->worldsCb->setEnabled(true);
        } else {
            m_ui->serverJoinAddressButton->setChecked(true);
            m_ui->worldJoinButton->setChecked(false);
            m_ui->serverJoinAddress->setEnabled(true);
            m_ui->worldsCb->setEnabled(false);
        }

        m_ui->instanceAccountGroupBox->setChecked(settings->get("UseAccountForInstance").toBool());
        updateAccountsMenu(*settings);
    }

    m_ui->legacySettingsGroupBox->setChecked(settings->get("OverrideLegacySettings").toBool());
    m_ui->onlineFixes->setChecked(settings->get("OnlineFixes").toBool());
}

void MinecraftSettingsWidget::saveSettings()
{
    SettingsObjectPtr settings;

    if (m_instance != nullptr)
        settings = m_instance->settings();
    else
        settings = APPLICATION->settings();

    {
        SettingsObject::Lock lock(settings);

        // Miscellaneous
        bool miscellaneous = m_instance == nullptr || m_ui->miscellaneousSettingsBox->isChecked();

        if (m_instance != nullptr)
            settings->set("OverrideMiscellaneous", miscellaneous);

        if (miscellaneous) {
            settings->set("CloseAfterLaunch", m_ui->closeAfterLaunchCheck->isChecked());
            settings->set("QuitAfterGameStop", m_ui->quitAfterGameStopCheck->isChecked());
        } else {
            settings->reset("CloseAfterLaunch");
            settings->reset("QuitAfterGameStop");
        }

        // Console
        bool console = m_instance == nullptr || m_ui->consoleSettingsBox->isChecked();

        if (m_instance != nullptr)
            settings->set("OverrideConsole", console);

        if (console) {
            settings->set("ShowConsole", m_ui->showConsoleCheck->isChecked());
            settings->set("AutoCloseConsole", m_ui->autoCloseConsoleCheck->isChecked());
            settings->set("ShowConsoleOnError", m_ui->showConsoleErrorCheck->isChecked());
        } else {
            settings->reset("ShowConsole");
            settings->reset("AutoCloseConsole");
            settings->reset("ShowConsoleOnError");
        }

        // Window Size
        bool window = m_instance == nullptr || m_ui->windowSizeGroupBox->isChecked();

        if (m_instance != nullptr)
            settings->set("OverrideWindow", window);

        if (window) {
            settings->set("LaunchMaximized", m_ui->maximizedCheckBox->isChecked());
            settings->set("MinecraftWinWidth", m_ui->windowWidthSpinBox->value());
            settings->set("MinecraftWinHeight", m_ui->windowHeightSpinBox->value());
        } else {
            settings->reset("LaunchMaximized");
            settings->reset("MinecraftWinWidth");
            settings->reset("MinecraftWinHeight");
        }

        // Custom Commands
        bool custcmd = m_instance == nullptr || m_ui->customCommands->checked();

        if (m_instance != nullptr)
            settings->set("OverrideCommands", custcmd);

        if (custcmd) {
            settings->set("PreLaunchCommand", m_ui->customCommands->prelaunchCommand());
            settings->set("WrapperCommand", m_ui->customCommands->wrapperCommand());
            settings->set("PostExitCommand", m_ui->customCommands->postexitCommand());
        } else {
            settings->reset("PreLaunchCommand");
            settings->reset("WrapperCommand");
            settings->reset("PostExitCommand");
        }

        // Environment Variables
        auto env = m_instance == nullptr || m_ui->environmentVariables->override();

        if (m_instance != nullptr)
            settings->set("OverrideEnv", env);

        if (env)
            settings->set("Env", m_ui->environmentVariables->value());
        else
            settings->reset("Env");

        // Workarounds
        bool workarounds = m_instance == nullptr || m_ui->nativeWorkaroundsGroupBox->isChecked();

        if (m_instance != nullptr)
            settings->set("OverrideNativeWorkarounds", workarounds);

        if (workarounds) {
            settings->set("UseNativeGLFW", m_ui->useNativeGLFWCheck->isChecked());
            settings->set("CustomGLFWPath", m_ui->lineEditGLFWPath->text());
            settings->set("UseNativeOpenAL", m_ui->useNativeOpenALCheck->isChecked());
            settings->set("CustomOpenALPath", m_ui->lineEditOpenALPath->text());
        } else {
            settings->reset("UseNativeGLFW");
            settings->reset("CustomGLFWPath");
            settings->reset("UseNativeOpenAL");
            settings->reset("CustomOpenALPath");
        }

        // Performance
        bool performance = m_instance == nullptr || m_ui->perfomanceGroupBox->isChecked();

        if (m_instance != nullptr)
            settings->set("OverridePerformance", performance);

        if (performance) {
            settings->set("EnableFeralGamemode", m_ui->enableFeralGamemodeCheck->isChecked());
            settings->set("EnableMangoHud", m_ui->enableMangoHud->isChecked());
            settings->set("UseDiscreteGpu", m_ui->useDiscreteGpuCheck->isChecked());
            settings->set("UseZink", m_ui->useZink->isChecked());
        } else {
            settings->reset("EnableFeralGamemode");
            settings->reset("EnableMangoHud");
            settings->reset("UseDiscreteGpu");
            settings->reset("UseZink");
        }

        // Game time
        bool gameTime = m_instance == nullptr || m_ui->gameTimeGroupBox->isChecked();

        if (m_instance != nullptr)
            settings->set("OverrideGameTime", gameTime);

        if (gameTime) {
            settings->set("ShowGameTime", m_ui->showGameTime->isChecked());
            settings->set("RecordGameTime", m_ui->recordGameTime->isChecked());
        } else {
            settings->reset("ShowGameTime");
            settings->reset("RecordGameTime");
        }

        if (m_instance == nullptr) {
            settings->set("ShowGlobalGameTime", m_ui->showGlobalGameTime->isChecked());
            settings->set("ShowGameTimeWithoutDays", m_ui->showGameTimeWithoutDays->isChecked());
        }

        if (m_instance != nullptr) {
            // Join server on launch
            bool joinServerOnLaunch = m_ui->serverJoinGroupBox->isChecked();
            settings->set("JoinServerOnLaunch", joinServerOnLaunch);
            if (joinServerOnLaunch) {
                if (m_ui->serverJoinAddressButton->isChecked() || !m_quickPlaySingleplayer) {
                    settings->set("JoinServerOnLaunchAddress", m_ui->serverJoinAddress->text());
                    settings->reset("JoinWorldOnLaunch");
                } else {
                    settings->set("JoinWorldOnLaunch", m_ui->worldsCb->currentText());
                    settings->reset("JoinServerOnLaunchAddress");
                }
            } else {
                settings->reset("JoinServerOnLaunchAddress");
                settings->reset("JoinWorldOnLaunch");
            }

            // Use an account for this instance
            bool useAccountForInstance = m_ui->instanceAccountGroupBox->isChecked();
            settings->set("UseAccountForInstance", useAccountForInstance);
            if (useAccountForInstance) {
                int accountIndex = m_ui->instanceAccountSelector->currentIndex();

                if (accountIndex != -1) {
                    const MinecraftAccountPtr account = APPLICATION->accounts()->at(accountIndex);
                    if (account != nullptr)
                        settings->set("InstanceAccountId", account->profileId());
                }
            } else {
                settings->reset("InstanceAccountId");
            }
        }

        bool overrideLegacySettings = m_instance == nullptr || m_ui->legacySettingsGroupBox->isChecked();

        if (m_instance != nullptr)
            settings->set("OverrideLegacySettings", overrideLegacySettings);

        if (overrideLegacySettings) {
            settings->set("OnlineFixes", m_ui->onlineFixes->isChecked());
        } else {
            settings->reset("OnlineFixes");
        }
    }

    if (m_javaSettings != nullptr)
        m_javaSettings->saveSettings();
}

void MinecraftSettingsWidget::openGlobalSettings()
{
    const QString id = m_ui->settingsTabs->currentWidget()->objectName();

    qDebug() << id;

    if (id == "javaPage")
        APPLICATION->ShowGlobalSettings(this, "java-settings");
    else  // TODO select tab
        APPLICATION->ShowGlobalSettings(this, "minecraft-settings");
}

void MinecraftSettingsWidget::updateAccountsMenu(const SettingsObject& settings)
{
    m_ui->instanceAccountSelector->clear();
    auto accounts = APPLICATION->accounts();
    int accountIndex = accounts->findAccountByProfileId(settings.get("InstanceAccountId").toString());

    for (int i = 0; i < accounts->count(); i++) {
        MinecraftAccountPtr account = accounts->at(i);

        QIcon face = account->getFace();

        if (face.isNull())
            face = APPLICATION->getThemedIcon("noaccount");

        m_ui->instanceAccountSelector->addItem(face, account->profileName(), i);
        if (i == accountIndex)
            m_ui->instanceAccountSelector->setCurrentIndex(i);
    }
}

bool MinecraftSettingsWidget::isQuickPlaySupported()
{
    return m_instance->traits().contains("feature:is_quick_play_singleplayer");
}