/*
 * Copyright (C) 2019-2020 by Savoir-faire Linux
 * Author: Yang Wang   <yang.wang@savoirfairelinux.com>
 *
 * 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; either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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 <http://www.gnu.org/licenses/>.
 */

import QtQuick 2.15
import QtQuick.Window 2.14
import QtQuick.Controls 2.14
import QtQuick.Controls.Universal 2.12
import QtQuick.Layouts 1.3
import QtGraphicalEffects 1.14
import net.jami.Models 1.0
import net.jami.Adapters 1.0

import "components"

Rectangle {
    id: root


    enum SettingsMenu{
        Account,
        General,
        Media,
        Plugin
    }

    onVisibleChanged: {
        if(visible){
            setSelected(selectedMenu,true)
        }
    }

    function setSelected(sel, recovery = false){
        profileType = SettingsAdapter.getCurrentAccount_Profile_Info_Type()

        if(selectedMenu === sel && (!recovery)){return}
        switch(sel){
            case SettingsView.Account:
                currentAccountSettingsScrollWidget.connectCurrentAccount()

                avSettings.stopAudioMeter()
                avSettings.stopPreviewing()

                selectedMenu = sel

                if(!settingsViewRect.isSIP){
                    if(currentAccountSettingsScrollWidget.isPhotoBoothOpened())
                    {
                        currentAccountSettingsScrollWidget.setAvatar()
                    }

                    currentAccountSettingsScrollWidget.updateAccountInfoDisplayed()
                } else {
                    if(currentSIPAccountSettingsScrollWidget.isPhotoBoothOpened()) {
                        currentSIPAccountSettingsScrollWidget.setAvatar()
                    }
                    currentSIPAccountSettingsScrollWidget.updateAccountInfoDisplayed()
                }
                break
            case SettingsView.General:
                try{
                    avSettings.stopAudioMeter()
                    avSettings.stopPreviewing()
                } catch(erro){}

                selectedMenu = sel
                generalSettings.populateGeneralSettings()
                break
            case SettingsView.Media:
                selectedMenu = sel

                avSettings.stopPreviewing()
                avSettings.populateAVSettings()
                avSettings.startAudioMeter()
                break
            case SettingsView.Plugin:
                try{
                    avSettings.stopAudioMeter()
                    avSettings.stopPreviewing()
                } catch(erro){}

                selectedMenu = sel
                pluginSettings.populatePluginSettings()
                break
        }
    }

    Connections{
        id: accountListChangedConnection
        target: ClientWrapper.lrcInstance

        function onAccountListChanged(){
            slotAccountListChanged()
        }
    }

    // slots
    function leaveSettingsSlot(showMainView){
        avSettings.stopAudioMeter()
        avSettings.stopPreviewing()
        if(!settingsViewRect.isSIP){
            currentAccountSettingsScrollWidget.stopBooth()
        } else {
            currentSIPAccountSettingsScrollWidget.stopBooth()
        }
        if (showMainView)
            settingsViewWindowNeedToShowMainViewWindow()
        else
            settingsViewWindowNeedToShowNewWizardWindow()
    }

    function slotAccountListChanged(){
        var accountList = ClientWrapper.accountModel.getAccountList()
        if(accountList.length === 0)
            return

        currentAccountSettingsScrollWidget.disconnectAccountConnections()
        var device = ClientWrapper.avmodel.getDefaultDevice()
        if(device.length === 0){
            ClientWrapper.avmodel.setCurrentVideoCaptureDevice(device)
        }
    }
    property int profileType: SettingsAdapter.getCurrentAccount_Profile_Info_Type()


    property int selectedMenu: SettingsView.Account
    // signal to redirect the page to main view
    signal settingsViewWindowNeedToShowMainViewWindow()
    signal settingsViewWindowNeedToShowNewWizardWindow

    signal settingsBackArrowClicked

    visible: true

    Rectangle {
        id: settingsViewRect
        anchors.fill: root

        property bool isSIP: {
            switch (profileType) {
            case Profile.Type.SIP:
                return true;
            default:
                return false;
            }
        }

        StackLayout {
            id: rightSettingsWidget

            anchors.fill: parent

            property int pageIdCurrentAccountSettingsScrollPage: 0
            property int pageIdCurrentSIPAccountSettingScrollPage: 1
            property int pageIdGeneralSettingsPage: 2
            property int pageIdAvSettingPage: 3
            property int pageIdPluginSettingsPage: 4

            currentIndex: {
                switch(selectedMenu){
                    case SettingsView.Account:
                        if(settingsViewRect.isSIP){
                            return pageIdCurrentSIPAccountSettingScrollPage
                        } else {
                            return pageIdCurrentAccountSettingsScrollPage
                        }
                    case SettingsView.General:
                        return pageIdGeneralSettingsPage
                    case SettingsView.Media:
                        return pageIdAvSettingPage
                    case SettingsView.Plugin:
                        return pageIdPluginSettingsPage
                }
            }

            // current account setting scroll page, index 0
            CurrentAccountSettingsScrollPage {
                id: currentAccountSettingsScrollWidget

                Layout.fillHeight: true
                Layout.maximumWidth: JamiTheme.maximumWidthSettingsView
                anchors.centerIn: parent

                onNavigateToMainView: {
                    leaveSettingsSlot(true)
                }

                onNavigateToNewWizardView: {
                    leaveSettingsSlot(false)
                }
            }

            // current SIP account setting scroll page, index 1
            CurrentSIPAccountSettingScrollPage {
                id: currentSIPAccountSettingsScrollWidget

                Layout.fillHeight: true
                Layout.maximumWidth: JamiTheme.maximumWidthSettingsView
                anchors.centerIn: parent

                onNavigateToMainView: {
                    leaveSettingsSlot(true)
                }

                onNavigateToNewWizardView: {
                    leaveSettingsSlot(false)
                }
            }

            // general setting page, index 2
            GeneralSettingsPage {
                id: generalSettings

                Layout.fillHeight: true
                Layout.maximumWidth: JamiTheme.maximumWidthSettingsView
                anchors.centerIn: parent
            }

            // av setting page, index 3
            AvSettingPage {
                id: avSettings

                Layout.fillHeight: true
                Layout.maximumWidth: JamiTheme.maximumWidthSettingsView
                anchors.centerIn: parent
            }

            // plugin setting page, index 4
            PluginSettingsPage {
                id: pluginSettings
                Layout.fillHeight: true
                Layout.maximumWidth: JamiTheme.maximumWidthSettingsView
                anchors.centerIn: parent
            }
        }
    }


    // Back button signal redirection
    Component.onCompleted: {
        currentAccountSettingsScrollWidget.backArrowClicked.connect(settingsBackArrowClicked)
        currentSIPAccountSettingsScrollWidget.backArrowClicked.connect(settingsBackArrowClicked)
        generalSettings.backArrowClicked.connect(settingsBackArrowClicked)
        avSettings.backArrowClicked.connect(settingsBackArrowClicked)
        pluginSettings.backArrowClicked.connect(settingsBackArrowClicked)
    }
}