pragma Singleton
pragma ComponentBehavior: Bound

import QtCore
import QtQuick
import Quickshell
import Quickshell.Io

Singleton {
    // "auto", "wifi", "ethernet"
    // Alphabetical tiebreaker

    id: root

    property int themeIndex: 0
    property bool themeIsDynamic: false
    property bool isLightMode: false
    property real topBarTransparency: 0.75
    property real popupTransparency: 0.92
    property var recentlyUsedApps: []
    // New global preferences
    property bool use24HourClock: true
    property bool useFahrenheit: false
    property bool nightModeEnabled: false
    property string profileImage: ""
    property string weatherLocationOverride: "New York, NY"
    // Widget visibility preferences for TopBar
    property bool showFocusedWindow: true
    property bool showWeather: true
    property bool showMusic: true
    property bool showClipboard: true
    property bool showSystemResources: true
    property bool showSystemTray: true
    // WorkspaceSwitcher index toggle
    property bool showWorkspaceIndex: true
    // View mode preferences for launchers
    property string appLauncherViewMode: "list"
    property string spotlightLauncherViewMode: "list"
    // Network preference
    property string networkPreference: "auto"

    function loadSettings() {
        parseSettings(settingsFile.text());
    }

    function parseSettings(content) {
        try {
            if (content && content.trim()) {
                var settings = JSON.parse(content);
                themeIndex = settings.themeIndex !== undefined ? settings.themeIndex : 0;
                themeIsDynamic = settings.themeIsDynamic !== undefined ? settings.themeIsDynamic : false;
                isLightMode = settings.isLightMode !== undefined ? settings.isLightMode : false;
                topBarTransparency = settings.topBarTransparency !== undefined ? (settings.topBarTransparency > 1 ? settings.topBarTransparency / 100 : settings.topBarTransparency) : 0.75;
                popupTransparency = settings.popupTransparency !== undefined ? (settings.popupTransparency > 1 ? settings.popupTransparency / 100 : settings.popupTransparency) : 0.92;
                recentlyUsedApps = settings.recentlyUsedApps || [];
                use24HourClock = settings.use24HourClock !== undefined ? settings.use24HourClock : true;
                useFahrenheit = settings.useFahrenheit !== undefined ? settings.useFahrenheit : false;
                nightModeEnabled = settings.nightModeEnabled !== undefined ? settings.nightModeEnabled : false;
                profileImage = settings.profileImage !== undefined ? settings.profileImage : "";
                weatherLocationOverride = settings.weatherLocationOverride !== undefined ? settings.weatherLocationOverride : "New York, NY";
                showFocusedWindow = settings.showFocusedWindow !== undefined ? settings.showFocusedWindow : true;
                showWeather = settings.showWeather !== undefined ? settings.showWeather : true;
                showMusic = settings.showMusic !== undefined ? settings.showMusic : true;
                showClipboard = settings.showClipboard !== undefined ? settings.showClipboard : true;
                showSystemResources = settings.showSystemResources !== undefined ? settings.showSystemResources : true;
                showSystemTray = settings.showSystemTray !== undefined ? settings.showSystemTray : true;
                showWorkspaceIndex = settings.showWorkspaceIndex !== undefined ? settings.showWorkspaceIndex : true;
                appLauncherViewMode = settings.appLauncherViewMode !== undefined ? settings.appLauncherViewMode : "list";
                spotlightLauncherViewMode = settings.spotlightLauncherViewMode !== undefined ? settings.spotlightLauncherViewMode : "list";
                networkPreference = settings.networkPreference !== undefined ? settings.networkPreference : "auto";
                console.log("Loaded settings - themeIndex:", themeIndex, "isDynamic:", themeIsDynamic, "lightMode:", isLightMode, "transparency:", topBarTransparency, "recentApps:", recentlyUsedApps.length);
                applyStoredTheme();
            } else {
                console.log("Settings file is empty - applying default theme");
                applyStoredTheme();
            }
        } catch (e) {
            console.log("Could not parse settings, using defaults:", e);
            applyStoredTheme();
        }
    }

    function saveSettings() {
        settingsFile.setText(JSON.stringify({
            "themeIndex": themeIndex,
            "themeIsDynamic": themeIsDynamic,
            "isLightMode": isLightMode,
            "topBarTransparency": topBarTransparency,
            "popupTransparency": popupTransparency,
            "recentlyUsedApps": recentlyUsedApps,
            "use24HourClock": use24HourClock,
            "useFahrenheit": useFahrenheit,
            "nightModeEnabled": nightModeEnabled,
            "profileImage": profileImage,
            "weatherLocationOverride": weatherLocationOverride,
            "showFocusedWindow": showFocusedWindow,
            "showWeather": showWeather,
            "showMusic": showMusic,
            "showClipboard": showClipboard,
            "showSystemResources": showSystemResources,
            "showSystemTray": showSystemTray,
            "showWorkspaceIndex": showWorkspaceIndex,
            "appLauncherViewMode": appLauncherViewMode,
            "spotlightLauncherViewMode": spotlightLauncherViewMode,
            "networkPreference": networkPreference
        }, null, 2));
        console.log("Saving settings - themeIndex:", themeIndex, "isDynamic:", themeIsDynamic, "lightMode:", isLightMode, "transparency:", topBarTransparency, "recentApps:", recentlyUsedApps.length);
    }

    function setShowWorkspaceIndex(enabled) {
        console.log("Prefs setShowWorkspaceIndex called - showWorkspaceIndex:", enabled);
        showWorkspaceIndex = enabled;
        saveSettings();
    }

    function applyStoredTheme() {
        console.log("Applying stored theme:", themeIndex, themeIsDynamic, "lightMode:", isLightMode);
        if (typeof Theme !== "undefined") {
            Theme.isLightMode = isLightMode;
            Theme.switchTheme(themeIndex, themeIsDynamic, false);
        } else {
            Qt.callLater(() => {
                if (typeof Theme !== "undefined") {
                    Theme.isLightMode = isLightMode;
                    Theme.switchTheme(themeIndex, themeIsDynamic, false);
                }
            });
        }
    }

    function setTheme(index, isDynamic) {
        console.log("Prefs setTheme called - themeIndex:", index, "isDynamic:", isDynamic);
        themeIndex = index;
        themeIsDynamic = isDynamic;
        saveSettings();
    }

    function setLightMode(lightMode) {
        console.log("Prefs setLightMode called - isLightMode:", lightMode);
        isLightMode = lightMode;
        saveSettings();
    }

    function setTopBarTransparency(transparency) {
        console.log("Prefs setTopBarTransparency called - topBarTransparency:", transparency);
        topBarTransparency = transparency;
        saveSettings();
    }

    function setPopupTransparency(transparency) {
        console.log("Prefs setPopupTransparency called - popupTransparency:", transparency);
        popupTransparency = transparency;
        saveSettings();
    }

    function addRecentApp(app) {
        if (!app)
            return ;

        var execProp = app.execString || app.exec || "";
        if (!execProp)
            return ;

        var existingIndex = -1;
        for (var i = 0; i < recentlyUsedApps.length; i++) {
            if (recentlyUsedApps[i].exec === execProp) {
                existingIndex = i;
                break;
            }
        }
        if (existingIndex >= 0) {
            // App exists, increment usage count
            recentlyUsedApps[existingIndex].usageCount = (recentlyUsedApps[existingIndex].usageCount || 1) + 1;
            recentlyUsedApps[existingIndex].lastUsed = Date.now();
        } else {
            // New app, create entry
            var appData = {
                "name": app.name || "",
                "exec": execProp,
                "icon": app.icon || "application-x-executable",
                "comment": app.comment || "",
                "usageCount": 1,
                "lastUsed": Date.now()
            };
            recentlyUsedApps.push(appData);
        }
        // Sort by usage count (descending), then alphabetically by name
        var sortedApps = recentlyUsedApps.sort(function(a, b) {
            if (a.usageCount !== b.usageCount)
                return b.usageCount - a.usageCount;

            // Higher usage count first
            return a.name.localeCompare(b.name);
        });
        // Limit to 10 apps
        if (sortedApps.length > 10)
            sortedApps = sortedApps.slice(0, 10);

        // Reassign to trigger property change signal
        recentlyUsedApps = sortedApps;
        saveSettings();
    }

    function getRecentApps() {
        return recentlyUsedApps;
    }

    // New preference setters
    function setClockFormat(use24Hour) {
        console.log("Prefs setClockFormat called - use24HourClock:", use24Hour);
        use24HourClock = use24Hour;
        saveSettings();
    }

    function setTemperatureUnit(fahrenheit) {
        console.log("Prefs setTemperatureUnit called - useFahrenheit:", fahrenheit);
        useFahrenheit = fahrenheit;
        saveSettings();
    }

    function setNightModeEnabled(enabled) {
        console.log("Prefs setNightModeEnabled called - nightModeEnabled:", enabled);
        nightModeEnabled = enabled;
        saveSettings();
    }

    function setProfileImage(imageUrl) {
        console.log("Prefs setProfileImage called - profileImage:", imageUrl);
        profileImage = imageUrl;
        saveSettings();
    }

    // Widget visibility setters
    function setShowFocusedWindow(enabled) {
        console.log("Prefs setShowFocusedWindow called - showFocusedWindow:", enabled);
        showFocusedWindow = enabled;
        saveSettings();
    }

    function setShowWeather(enabled) {
        console.log("Prefs setShowWeather called - showWeather:", enabled);
        showWeather = enabled;
        saveSettings();
    }

    function setShowMusic(enabled) {
        console.log("Prefs setShowMusic called - showMusic:", enabled);
        showMusic = enabled;
        saveSettings();
    }

    function setShowClipboard(enabled) {
        console.log("Prefs setShowClipboard called - showClipboard:", enabled);
        showClipboard = enabled;
        saveSettings();
    }

    function setShowSystemResources(enabled) {
        console.log("Prefs setShowSystemResources called - showSystemResources:", enabled);
        showSystemResources = enabled;
        saveSettings();
    }

    function setShowSystemTray(enabled) {
        console.log("Prefs setShowSystemTray called - showSystemTray:", enabled);
        showSystemTray = enabled;
        saveSettings();
    }

    // View mode setters
    function setAppLauncherViewMode(mode) {
        console.log("Prefs setAppLauncherViewMode called - appLauncherViewMode:", mode);
        appLauncherViewMode = mode;
        saveSettings();
    }

    function setSpotlightLauncherViewMode(mode) {
        console.log("Prefs setSpotlightLauncherViewMode called - spotlightLauncherViewMode:", mode);
        spotlightLauncherViewMode = mode;
        saveSettings();
    }

    // Weather location override setter
    function setWeatherLocationOverride(location) {
        console.log("Prefs setWeatherLocationOverride called - weatherLocationOverride:", location);
        weatherLocationOverride = location;
        saveSettings();
    }

    // Network preference setter
    function setNetworkPreference(preference) {
        console.log("Prefs setNetworkPreference called - networkPreference:", preference);
        networkPreference = preference;
        saveSettings();
    }

    Component.onCompleted: loadSettings()
    // Monitor system resources preference changes to control service monitoring
    onShowSystemResourcesChanged: {
        console.log("Prefs: System resources monitoring", showSystemResources ? "enabled" : "disabled");
        // Control SystemMonitorService based on whether system monitor widgets are visible
        if (typeof SystemMonitorService !== 'undefined')
            SystemMonitorService.enableTopBarMonitoring(showSystemResources);

    }

    FileView {
        id: settingsFile

        path: StandardPaths.writableLocation(StandardPaths.ConfigLocation) + "/DankMaterialShell/settings.json"
        blockLoading: true
        blockWrites: true
        watchChanges: true
        onLoaded: {
            console.log("Settings file loaded successfully");
            parseSettings(settingsFile.text());
        }
        onLoadFailed: (error) => {
            console.log("Settings file not found, using defaults. Error:", error);
            applyStoredTheme();
        }
    }

}