import QtQuick
import QtQuick.Controls
import QtQuick.Effects
import QtQuick.Layouts
import Quickshell
import Quickshell.Io
import Quickshell.Wayland
import Quickshell.Widgets
import qs.Common
import qs.Services
import qs.Widgets
import qs.Modules.ProcessList

DankModal {
    id: processListModal

    property int currentTab: 0
    property var tabNames: ["Processes", "Performance", "System"]

    function show() {
        processListModal.visible = true;
        UserInfoService.getUptime();
    }

    function hide() {
        processListModal.visible = false;
        // Close any open context menus
        if (processContextMenu.visible) {
            processContextMenu.close();
        }
    }

    function toggle() {
        if (processListModal.visible)
            hide();
        else
            show();
    }

    width: 900
    height: 680
    visible: false
    keyboardFocus: "exclusive"
    backgroundColor: Theme.popupBackground()
    cornerRadius: Theme.cornerRadiusXLarge
    enableShadow: true
    
    Ref {
        service: SysMonitorService
    }
    

    onBackgroundClicked: hide()

    content: Component {
        Item {
            anchors.fill: parent
            focus: true
            Keys.onPressed: function(event) {
                if (event.key === Qt.Key_Escape) {
                    processListModal.hide();
                    event.accepted = true;
                } else if (event.key === Qt.Key_1) {
                    currentTab = 0;
                    event.accepted = true;
                } else if (event.key === Qt.Key_2) {
                    currentTab = 1;
                    event.accepted = true;
                } else if (event.key === Qt.Key_3) {
                    currentTab = 2;
                    event.accepted = true;
                }
            }

            ColumnLayout {
                anchors.fill: parent
                anchors.margins: Theme.spacingL
                spacing: Theme.spacingL

                RowLayout {
                    Layout.fillWidth: true
                    height: 40

                    StyledText {
                        text: "System Monitor"
                        font.pixelSize: Theme.fontSizeLarge + 4
                        font.weight: Font.Bold
                        color: Theme.surfaceText
                        Layout.alignment: Qt.AlignVCenter
                    }

                    Item {
                        Layout.fillWidth: true
                    }

                    DankActionButton {
                        circular: false
                        iconName: "close"
                        iconSize: Theme.iconSize - 4
                        iconColor: Theme.surfaceText
                        hoverColor: Theme.errorHover
                        onClicked: processListModal.hide()
                        Layout.alignment: Qt.AlignVCenter
                    }
                }

                Rectangle {
                    Layout.fillWidth: true
                    height: 52
                    color: Theme.surfaceSelected
                    radius: Theme.cornerRadiusLarge
                    border.color: Theme.outlineLight
                    border.width: 1

                    Row {
                        anchors.fill: parent
                        anchors.margins: 4
                        spacing: 2

                        Repeater {
                            model: tabNames

                            Rectangle {
                                width: (parent.width - (tabNames.length - 1) * 2) / tabNames.length
                                height: 44
                                radius: Theme.cornerRadiusLarge
                                color: currentTab === index ? Theme.primaryPressed : (tabMouseArea.containsMouse ? Theme.primaryHoverLight : "transparent")
                                border.color: currentTab === index ? Theme.primary : "transparent"
                                border.width: currentTab === index ? 1 : 0

                                Row {
                                    anchors.centerIn: parent
                                    spacing: Theme.spacingS

                                    DankIcon {
                                        name: {
                                            switch (index) {
                                            case 0:
                                                return "list_alt";
                                            case 1:
                                                return "analytics";
                                            case 2:
                                                return "settings";
                                            default:
                                                return "tab";
                                            }
                                        }
                                        size: Theme.iconSize - 2
                                        color: currentTab === index ? Theme.primary : Theme.surfaceText
                                        opacity: currentTab === index ? 1 : 0.7

                                        Behavior on color {
                                            ColorAnimation {
                                                duration: Theme.shortDuration
                                            }

                                        }

                                    }

                                    StyledText {
                                        text: modelData
                                        font.pixelSize: Theme.fontSizeLarge
                                        font.weight: currentTab === index ? Font.Bold : Font.Medium
                                        color: currentTab === index ? Theme.primary : Theme.surfaceText

                                        Behavior on color {
                                            ColorAnimation {
                                                duration: Theme.shortDuration
                                            }

                                        }

                                    }

                                }

                                MouseArea {
                                    id: tabMouseArea

                                    anchors.fill: parent
                                    hoverEnabled: true
                                    cursorShape: Qt.PointingHandCursor
                                    onClicked: {
                                        currentTab = index;
                                    }
                                }

                                Behavior on color {
                                    ColorAnimation {
                                        duration: Theme.shortDuration
                                    }

                                }

                                Behavior on border.color {
                                    ColorAnimation {
                                        duration: Theme.shortDuration
                                    }

                                }

                            }

                        }

                    }

                }

                Rectangle {
                    Layout.fillWidth: true
                    Layout.fillHeight: true
                    radius: Theme.cornerRadiusLarge
                    color: Theme.surfaceLight
                    border.color: Theme.outlineLight
                    border.width: 1

                    Loader {
                        id: processesTab

                        anchors.fill: parent
                        anchors.margins: Theme.spacingS
                        active: currentTab === 0
                        visible: currentTab === 0
                        opacity: currentTab === 0 ? 1 : 0
                        sourceComponent: processesTabComponent

                        Behavior on opacity {
                            NumberAnimation {
                                duration: Theme.mediumDuration
                                easing.type: Theme.emphasizedEasing
                            }
                        }
                    }

                    Loader {
                        id: performanceTab

                        anchors.fill: parent
                        anchors.margins: Theme.spacingS
                        active: currentTab === 1
                        visible: currentTab === 1
                        opacity: currentTab === 1 ? 1 : 0
                        sourceComponent: performanceTabComponent

                        Behavior on opacity {
                            NumberAnimation {
                                duration: Theme.mediumDuration
                                easing.type: Theme.emphasizedEasing
                            }
                        }
                    }

                    Loader {
                        id: systemTab

                        anchors.fill: parent
                        anchors.margins: Theme.spacingS
                        active: currentTab === 2
                        visible: currentTab === 2
                        opacity: currentTab === 2 ? 1 : 0
                        sourceComponent: systemTabComponent

                        Behavior on opacity {
                            NumberAnimation {
                                duration: Theme.mediumDuration
                                easing.type: Theme.emphasizedEasing
                            }
                        }
                    }
                }

            }
        }
    }

    Component {
        id: processesTabComponent
        ProcessesTab {
            contextMenu: processContextMenu
        }
    }

    Component {
        id: performanceTabComponent
        PerformanceTab {}
    }

    Component {
        id: systemTabComponent
        SystemTab {}
    }

    ProcessContextMenu {
        id: processContextMenu
    }

}