import QtQuick 2.9
import QtQuick.Controls 2.2
import QtQuick.Layouts 1.3
import QtQuick.Controls.Material 2.2
import QtGraphicalEffects 1.0
import Qt.labs.settings 1.0 as Settings
import Qt.labs.platform 1.0 as Platform
import Matrique 0.1

import "component"
import "form"

ApplicationWindow {
    readonly property var connection: matriqueController.isLogin ? matriqueController.connection : undefined

    id: window
    visible: true
    width: 960
    height: 640
    minimumWidth: 640
    minimumHeight: 480
    title: qsTr("Matrique")

    Material.theme: setting.darkTheme ? Material.Dark : Material.Light

    FontLoader { id: materialFont; source: "qrc:/asset/font/material.ttf" }

    Settings.Settings {
        id: setting

        property alias homeserver: matriqueController.homeserver
        property alias userID: matriqueController.userID
        property alias token: matriqueController.token

        property alias darkTheme: settingPage.darkTheme
        property alias miniMode: settingPage.miniMode
    }

    Platform.SystemTrayIcon {
        id: trayIcon

        visible: true
        iconSource: "qrc:/asset/img/icon.png"

        menu: Platform.Menu {
            MenuItem {
                text: "Hide/Show"
                onTriggered: window.active ? window.hide() : raiseWindow()
            }

            MenuItem {
                text: "Quit"
                onTriggered: Qt.quit()
            }
        }

        onActivated: window.active ? window.hide() :  raiseWindow()

        function raiseWindow() {
            window.show()
            window.raise()
            window.requestActivate()
        }
    }

    Controller {
        id: matriqueController
        onErrorOccured: {
            errorDialog.text = err;
            errorDialog.open();
        }
    }

    Popup {
        property bool busy: matriqueController.busy

        id: busyPopup

        x: (window.width - width) / 2
        y: (window.height - height) / 2
        modal: true
        focus: true

        closePolicy: Popup.CloseOnEscape | Popup.CloseOnPressOutsideParent

        BusyIndicator { running: true }

        onBusyChanged: {
            if(busyPopup.busy) { busyPopup.open(); }
            else { busyPopup.close(); }
        }
    }

    Dialog {
        property alias text: errorLabel.text

        id: errorDialog
        width: 360
        modal: true
        title: "ERROR"

        x: (window.width - width) / 2
        y: (window.height - height) / 2

        standardButtons: Dialog.Ok

        Label {
            id: errorLabel
            width: parent.width
            text: "Label"
            wrapMode: Text.Wrap
        }
    }

    Component {
        id: loginPage

        Login { controller: matriqueController }
    }

    Room {
        id: roomPage

        parent: null

        connection: window.connection
    }

    Setting {
        id: settingPage

        parent: null

        connection: window.connection
    }

    RowLayout {
        anchors.fill: parent
        spacing: 0

        SideNav {
            id: sideNav
            Layout.preferredWidth: 80
            Layout.fillHeight: true

            ColumnLayout {
                anchors.fill: parent
                spacing: 0

                SideNavButton {
                    id: statusNavButton
                    contentItem: ImageStatus {
                        anchors.fill: parent
                        anchors.margins: 15

                        source: connection ? connection.localUser && connection.localUser.avatarUrl ? "image://mxc/" + connection.localUser.avatarUrl : "" : "qrc:/asset/img/avatar.png"
                        displayText: connection && connection.localUser.displayName ? connection.localUser.displayName : "N"
                        opaqueBackground: false
                    }

                    page: roomPage
                }

                Rectangle {
                    color: "transparent"
                    Layout.fillHeight: true
                }

                SideNavButton {
                    contentItem: MaterialIcon { icon: "\ue8b8"; color: "white" }
                    page: settingPage
                }

                SideNavButton {
                    contentItem: MaterialIcon { icon: "\ue879"; color: "white" }
                    onClicked: {
                        Qt.quit();
                    }
                }
            }
        }

        StackView {
            id: stackView
            initialItem: roomPage

            Layout.fillWidth: true
            Layout.fillHeight: true
        }
    }

    Component.onCompleted: {
        imageProvider.connection = matriqueController.connection

        if (matriqueController.userID && matriqueController.token) {
            matriqueController.login();
        } else {
            stackView.replace(loginPage);
        }
    }
}