import QtQuick
import Quickshell
import Quickshell.Io
import qs.Common
import qs.Modules.Plugins
import qs.Services

PluginComponent {
    id: root

    pluginId: "gameBar"
    pluginService: PluginService

    readonly property bool overlayOpen: overlay.shouldBeVisible

    // Widget catalogue. `id` is the persistence key, the rest drives the top bar
    // toggles and the default placement (fractions of the screen size).
    readonly property var widgetDefs: [
        {
            "id": "audio",
            "title": "Audio",
            "icon": "volume_up",
            "width": 430,
            "height": 470,
            "x": 0.04,
            "y": 0.14,
            "defaultVisible": true
        },
        {
            "id": "apps",
            "title": "Apps",
            "icon": "tune",
            "width": 400,
            "height": 360,
            "x": 0.30,
            "y": 0.14,
            "defaultVisible": true
        },
        {
            "id": "media",
            "title": "Media",
            "icon": "music_note",
            "width": 430,
            "height": 300,
            "x": 0.04,
            "y": 0.56,
            "defaultVisible": true
        },
        {
            "id": "home",
            "title": "Home",
            "icon": "home",
            "width": 420,
            "height": 420,
            "x": 0.56,
            "y": 0.50,
            "defaultVisible": false
        },
        {
            "id": "system",
            "title": "Performance",
            "icon": "speed",
            "width": 380,
            "height": 330,
            "x": 0.56,
            "y": 0.14,
            "defaultVisible": false
        }
    ]

    function widgetDef(widgetId) {
        return widgetDefs.find(def => def.id === widgetId) || null;
    }

    // ── Visibility ───────────────────────────────────────────────────────────
    function savePluginValue(key, value) {
        if (pluginService)
            pluginService.savePluginData(pluginId, key, value);
    }

    function isWidgetVisible(widgetId) {
        const stored = pluginData.visibleWidgets;
        if (stored && stored[widgetId] !== undefined)
            return stored[widgetId] === true;

        const def = widgetDef(widgetId);
        return def ? def.defaultVisible === true : false;
    }

    function setWidgetVisible(widgetId, visible) {
        const stored = Object.assign({}, pluginData.visibleWidgets || {});
        stored[widgetId] = visible === true;
        root.savePluginValue("visibleWidgets", stored);
    }

    function toggleWidget(widgetId) {
        root.setWidgetVisible(widgetId, !root.isWidgetVisible(widgetId));
    }

    // ── Positions ────────────────────────────────────────────────────────────
    // Stored per screen as fractions of the screen size, so the same layout
    // survives monitors of different resolutions (and is re-clamped on load).
    function screenKey(screen) {
        if (!screen)
            return "default";

        return SettingsData.getScreenDisplayName(screen) || screen.name || "default";
    }

    function widgetPosition(screen, widgetId) {
        const layout = pluginData.layout || {};
        const perScreen = layout[root.screenKey(screen)];
        const saved = perScreen ? perScreen[widgetId] : null;
        if (saved && saved.x !== undefined && saved.y !== undefined)
            return saved;

        const def = widgetDef(widgetId);
        return def ? ({
                "x": def.x,
                "y": def.y
            }) : ({
                "x": 0.1,
                "y": 0.15
            });
    }

    function saveWidgetPosition(screen, widgetId, fractionX, fractionY) {
        const layout = JSON.parse(JSON.stringify(pluginData.layout || {}));
        const key = root.screenKey(screen);
        if (!layout[key])
            layout[key] = {};

        layout[key][widgetId] = {
            "x": fractionX,
            "y": fractionY
        };
        root.savePluginValue("layout", layout);
    }

    function resetLayout() {
        root.savePluginValue("layout", {});
    }

    // ── Overlay ──────────────────────────────────────────────────────────────
    function openOverlay() {
        if (overlay.shouldBeVisible)
            return;

        if (typeof PopoutService !== "undefined" && PopoutService)
            PopoutService.closeControlCenter();

        overlay.shouldBeVisible = true;
        overlay.open();
    }

    function closeOverlay() {
        if (!overlay.shouldBeVisible)
            return;

        overlay.shouldBeVisible = false;
        overlay.close();
    }

    function toggleOverlay() {
        if (overlay.shouldBeVisible)
            root.closeOverlay();
        else
            root.openOverlay();
    }

    IpcHandler {
        target: "gameBar"
        enabled: true

        function toggle() : string {
            root.toggleOverlay();
            return "SUCCESS";
        }

        function open() : string {
            root.openOverlay();
            return "SUCCESS";
        }

        function close() : string {
            root.closeOverlay();
            return "SUCCESS";
        }

        function widget(name: string) : string {
            if (!root.widgetDef(name))
                return "UNKNOWN_WIDGET: " + name;

            root.toggleWidget(name);
            return "SUCCESS";
        }

        function homeToggle(entityId: string) : string {
            if (!entityId)
                return "USAGE: homeToggle <entity_id>";

            const domain = haService.domainOf(entityId);
            if (["scene", "script", "button", "input_button"].indexOf(domain) !== -1)
                haService.press(entityId);
            else
                haService.toggle(entityId);
            return "SUCCESS";
        }

        function homeStatus() : string {
            const picked = Array.isArray(root.pluginData.haEntities) ? root.pluginData.haEntities.length : 0;
            return "configured=" + haService.configured + " url=" + (haService.baseUrl || "(none)") + " tokenChars=" + haService.token.length + " http=" + haService.lastStatus + " entities=" + haService.entityList.length + " picked=" + picked + " error=" + (haService.lastError || "(none)");
        }

        function homeRefresh() : string {
            haService.refresh();
            return "SUCCESS";
        }

        function resetLayout() : string {
            root.resetLayout();
            return "SUCCESS";
        }
    }

    readonly property alias homeService: haService

    GameBarHomeService {
        id: haService

        daemon: root
    }

    GameBarOverlay {
        id: overlay

        daemon: root
    }

    Component.onCompleted: {
        if (pluginService && pluginId) {
            const instances = Object.assign({}, pluginService.pluginInstances);
            instances[pluginId] = root;
            pluginService.pluginInstances = instances;
        }
    }

    Component.onDestruction: {
        if (pluginService && pluginService.pluginInstances[pluginId] === root) {
            const instances = Object.assign({}, pluginService.pluginInstances);
            delete instances[pluginId];
            pluginService.pluginInstances = instances;
        }
    }
}