@page "/Settings"
@using System.Globalization
@using LANCommander.Launcher.Models
@inject NavigationManager NavigationManager
@inject UpdateService UpdateService
@inject SDK.Client Client
@inject IMessageService MessageService
@inject ILogger<Index> Logger
@inject LocalizationService LocalizationService

<div style="flex-grow: 1">
    <PageHeader Title="Settings" OnBack="@(() => { NavigationManager.NavigateTo("/"); })" Style="padding-top: 48px">
        <PageHeaderExtra>
            <Flex Gap="FlexGap.Small" Justify="FlexJustify.End">
                            <Button OnClick="CheckForUpdates">@LocalizationService.GetString("CheckForUpdates")</Button>
            <Button OnClick="Save" Type="ButtonType.Primary">@LocalizationService.GetString("Save")</Button>
            </Flex>
        </PageHeaderExtra>
    </PageHeader>

    <Form Model="_settings" Layout="@FormLayout.Vertical" Style="padding: 0 24px">
        <Divider Orientation="DividerOrientation.Left" Plain>@LocalizationService.GetString("Games")</Divider>
        <FormItem Label="@LocalizationService.GetString("StoragePaths")">
            <Flex Direction="FlexDirection.Vertical" Gap="FlexGap.Middle">
                @foreach (var installDirectory in _installDirectories)
                {
                    <Flex Gap="FlexGap.Small">
                        <Input @bind-Value="installDirectory.Path"/>
                        <Button OnClick="() => RemoveInstallDirectory(installDirectory)" Type="@ButtonType.Text" Danger Icon="@IconType.Outline.Close" Disabled="_installDirectories.Count == 1"/>
                    </Flex>
                }
                <Flex Justify="FlexJustify.End">
                    <Button OnClick="AddInstallDirectory" Type="ButtonType.Primary">@LocalizationService.GetString("AddPath")</Button>
                </Flex>
            </Flex>
        </FormItem>

        <Divider Orientation="DividerOrientation.Left" Plain>@LocalizationService.GetString("Media")</Divider>
        <FormItem Label="@LocalizationService.GetString("StoragePath")">
            <Input @bind-Value="@context.Media.StoragePath" />
        </FormItem>
        
        <Divider Orientation="DividerOrientation.Left" Plain>@LocalizationService.GetString("UI")</Divider>
        <FormItem Label="@LocalizationService.GetString("Language")">
            <Select @bind-Value="@context.Culture" TItem="string" TItemValue="string" DataSource="_supportedCultures">
                <LabelTemplate Context="Value">@(CultureInfo.GetCultureInfo(Value).NativeName)</LabelTemplate>
                <ItemTemplate Context="Value">@(CultureInfo.GetCultureInfo(Value).NativeName)</ItemTemplate>
            </Select>
        </FormItem>

        <Divider Orientation="DividerOrientation.Left" Plain>@LocalizationService.GetString("Debug")</Divider>
        <FormItem Label="@LocalizationService.GetString("EnableScriptDebugging")">
            <Switch @bind-Checked="@context.Debug.EnableScriptDebugging" />
        </FormItem>
        <FormItem Label="@LocalizationService.GetString("LoggingPath")">
            <Input @bind-Value="@context.Debug.LoggingPath" />
        </FormItem>
        <FormItem Label="@LocalizationService.GetString("LoggingLevel")">
            <Select @bind-Value="@context.Debug.LoggingLevel" TItem="LogLevel" TItemValue="LogLevel" DataSource="Enum.GetValues<LogLevel>()">
                <LabelTemplate Context="Value">@Value.GetDisplayName()</LabelTemplate>
                <ItemTemplate Context="Value">@Value.GetDisplayName()</ItemTemplate>
            </Select>
        </FormItem>
    </Form>
</div>

<Flex Justify="FlexJustify.Center" Style="padding: 12px;">
    LANCommander Launcher v@(UpdateService.GetCurrentVersion().ToString())
</Flex>

@code {
    Settings _settings;

    List<InstallDirectory> _installDirectories = new();

    string[] _supportedCultures = new[]
    {
        "en-US",
        "de",
        "es",
        "fr",
        "it",
        "pt-BR",
        "nl",
        "ja",
        "zh",
        "ko",
        "uk"
    };

    internal class InstallDirectory
    {
        internal Guid Id { get; set; }
        internal string Path { get; set; }

        public InstallDirectory(string path)
        {
            Id = Guid.NewGuid();
            Path = path;
        }
    }

    protected override async Task OnInitializedAsync()
    {
        _settings = SettingService.GetSettings();

        foreach (var installDirectory in _settings.Games.InstallDirectories)
        {
            _installDirectories.Add(new InstallDirectory(installDirectory));
        }
    }

    void Save()
    {
        try
        {
            _settings.Games.InstallDirectories = _installDirectories.Where(d => !String.IsNullOrWhiteSpace(d.Path)).Select(d => d.Path).ToArray();

            SettingService.SaveSettings(_settings);

            Client.DefaultInstallDirectory = _settings.Games.InstallDirectories.First();
            Client.Scripts.Debug = _settings.Debug.EnableScriptDebugging;

            MessageService.Success(LocalizationService.GetString("SettingsSaved"));
        }
        catch (Exception ex)
        {
            MessageService.Error(LocalizationService.GetString("AnUnknownErrorOccurred"));
            Logger.LogError(ex, "An unknown error occurred.");
        }
    }

    async Task CheckForUpdates()
    {
        var updateVersion = await UpdateService.CheckForUpdateAsync();

        Logger.LogDebug("Checked for update: {UpdateVersion}", updateVersion.Version);

        if (updateVersion.Version == null)
            MessageService.Success(LocalizationService.GetString("YouAreOnLatestVersion"));
    }

    async Task AddInstallDirectory()
    {
        _installDirectories.Add(new InstallDirectory(""));

        StateHasChanged();
    }

    async Task RemoveInstallDirectory(InstallDirectory installDirectory)
    {
        _installDirectories.Remove(installDirectory);
    }
}