@using SZUAbsolventenverein.Module.HallOfFame.Services
@using SZUAbsolventenverein.Module.HallOfFame.Models
@using Oqtane.Security
@using Oqtane.Shared

@namespace SZUAbsolventenverein.Module.HallOfFame
@inherits ModuleBase
@inject IHallOfFameService HallOfFameService
@inject NavigationManager NavigationManager
@inject IStringLocalizer<Index> Localizer
@inject ISettingService SettingService

@if (_HallOfFames == null)
{
    <p><em>Loading...</em></p>
}
else
{
    <div class="row mb-4 align-items-center">
    <div class="col-md-6">
        <div class="input-group">
            <span class="input-group-text"><i class="oi oi-magnifying-glass"></i></span>
            <input type="text" class="form-control" placeholder="Suchen nach Namen oder Begriffen..."
                @bind="_searchText" @bind:event="oninput" />
        </div>
    </div>
    <div class="col-md-3">
        <div class="input-group">
            <select class="form-select" @bind="_sortOption">
                <option value="CreatedOn">Datum</option>
                <option value="Name">Name</option>
                <option value="Year">Jahrgang</option>
            </select>
            <button class="btn btn-outline-secondary" type="button" @onclick="ToggleSortDirection"
                title="@(_sortAscending ? "Aufsteigend" : "Absteigend")">
                <i class="oi @(_sortAscending ? "oi-arrow-top" : "oi-arrow-bottom")"></i>
            </button>
        </div>
    </div>
    <div class="col-md-3 text-end">
        @if (PageState.User != null)
            {
                if (_myEntry != null)
                {
                    <ActionLink Action="Edit" Parameters="@($"id=" + _myEntry.HallOfFameId.ToString())" Text="Mein Eintrag" />
                }
                else
                {
                    <ActionLink Action="Add" Text="Eintragen" />
                }
            }
        </div>
    </div>

    @if (UserSecurity.IsAuthorized(PageState.User, RoleNames.Admin + ";" + RoleNames.Host))
    {
        <div class="row mb-3 align-items-center">
    <div class="col-md-8">
        <div class="d-flex align-items-center gap-2">
            <label class="form-label mb-0 text-nowrap" style="font-size: 0.85rem;"><i
                    class="oi oi-pencil me-1"></i>Zeichenlimit:</label>
            <input type="range" class="form-range flex-grow-1" min="4" max="32000" step="1" value="@_charLimit"
                @oninput="OnCharLimitChanged" style="min-width: 200px;" />
            <input type="number" class="form-control form-control-sm" style="width: 90px;" min="4" max="32000"
                value="@_charLimit" @onchange="OnCharLimitInputChanged" />
            <button class="btn btn-sm btn-outline-primary" @onclick="SaveCharLimit" title="Zeichenlimit speichern">
                <i class="oi oi-check"></i>
            </button>
        </div>
    </div>
    <div class="col-md-4 text-muted" style="font-size: 0.8rem;">
        Maximale Zeichen für Beschreibungen
    </div>
</div>
    }

    @if (@_HallOfFames.Count != 0)
    {
        <div class="row">
    @foreach (var item in FilteredHallOfFames)
            {
                <div class="col-md-4 mb-3">
                    <div class="card h-100">
                        @if (!string.IsNullOrEmpty(item.Image))
                        {
                            <img src="@item.Image" class="card-img-top" alt="@item.Name"
                                style="height: 300px; object-fit: cover; object-position: top;">
                        }
                        <div class="card-body d-flex flex-column">
                            <h5 class="card-title">@item.Name (@item.Year)</h5>
                            @if (item.IsReported && UserSecurity.IsAuthorized(PageState.User, RoleNames.Admin + ";" +
                           RoleNames.Host))
                            {
                                <div class="alert alert-danger p-1 mb-2" style="font-size: 0.8rem;">
                                    <i class="oi oi-warning me-1"></i> <strong>Dieser Eintrag wurde gemeldet!</strong>
                                </div>
                            }
                            <div class="hof-description-container" style="
                                max-height: 150px;
                                overflow: hidden;
                                position: relative;
                                flex-grow: 1;
                                margin-bottom: 0.5rem;
                            ">
                                @((MarkupString)(item.Description ?? ""))
                            </div>
                            <div class="d-flex justify-content-between align-items-center">
                                <ActionLink Action="Details" Parameters="@($"id=" + item.HallOfFameId.ToString())"
                                    Class="btn btn-sm btn-outline-primary" Text="Details ansehen" />
                                <div>
                                    @if (UserSecurity.IsAuthorized(PageState.User, RoleNames.Admin + ";" + RoleNames.Host))
                                    {
                                        <button class="btn btn-sm btn-outline-danger me-1" @onclick="@(() => Delete(item.HallOfFameId))"
                                            title="Löschen"><i class="oi oi-trash"></i></button>
                                    }
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            }
        </div>
    }
    else
    {
        <div class="alert alert-info">
    Es sind noch keine Hall-of-Fame-Einträge veröffentlicht.
</div>
    }
}

@code {

    public override List<Resource> Resources => new List<Resource>()
{
new Stylesheet("_content/SZUAbsolventenverein.Module.HallOfFame/Module.css"),
new Script("_content/SZUAbsolventenverein.Module.HallOfFame/Module.js")
};

    List<HallOfFame> _HallOfFames;
    HallOfFame _myEntry;
    string _searchText = "";
    string _sortOption = "CreatedOn";
    bool _sortAscending = false;
    int _charLimit = 500;

    IEnumerable<HallOfFame> FilteredHallOfFames
    {
        get
        {
            var items = _HallOfFames.AsEnumerable();
            if (!string.IsNullOrEmpty(_searchText))
            {
                items = items.Where(i =>
                (i.Name?.Contains(_searchText, StringComparison.OrdinalIgnoreCase) ?? false) ||
                (i.Description?.Contains(_searchText, StringComparison.OrdinalIgnoreCase) ?? false)
                );
            }

            items = _sortOption switch
            {
                "Name" => _sortAscending ? items.OrderBy(i => i.Name) : items.OrderByDescending(i => i.Name),
                "Year" => _sortAscending ? items.OrderBy(i => i.Year) : items.OrderByDescending(i => i.Year),
                "CreatedOn" or _ => _sortAscending ? items.OrderBy(i => i.CreatedOn) : items.OrderByDescending(i => i.CreatedOn)
            };

            return items;
        }
    }

    private string TruncateDescription(string description)
    {
        if (string.IsNullOrEmpty(description)) return "";
        const int maxLength = 150;
        if (description.Length <= maxLength) return description;
        return description.Substring(0, maxLength).TrimEnd() + "...";
    }

    private void ToggleSortDirection()
    {
        _sortAscending = !_sortAscending;
    }

    protected override async Task OnInitializedAsync()
    {
        await LoadData();
    }

    private async Task LoadData()
    {
        try
        {
            var allEntries = await HallOfFameService.GetHallOfFamesAsync(ModuleState.ModuleId);
            _HallOfFames = allEntries.Where(i => i.Status == "Published").ToList();

            if (PageState.User != null)
            {
                _myEntry = await HallOfFameService.GetHallOfFameByUserIdAsync(PageState.User.UserId, ModuleState.ModuleId);
            }

            // Load character limit setting
            var settings = await SettingService.GetModuleSettingsAsync(ModuleState.ModuleId);
            var charLimitStr = SettingService.GetSetting(settings, "CharLimit", "500");
            if (int.TryParse(charLimitStr, out var parsed) && parsed >= 4 && parsed <= 32000)
            {
                _charLimit = parsed;
            }
        }
        catch (Exception ex)
        {
            await logger.LogError(ex, "Error Loading HallOfFame {Error}", ex.Message);
            AddModuleMessage(Localizer["Message.LoadError"], MessageType.Error);
        }
    }

    private void OnCharLimitChanged(ChangeEventArgs e)
    {
        if (int.TryParse(e.Value?.ToString(), out var val) && val >= 4 && val <= 32000)
        {
            _charLimit = val;
        }
    }

    private void OnCharLimitInputChanged(ChangeEventArgs e)
    {
        if (int.TryParse(e.Value?.ToString(), out var val))
        {
            _charLimit = Math.Clamp(val, 4, 32000);
        }
    }

    private async Task SaveCharLimit()
    {
        try
        {
            var settings = await SettingService.GetModuleSettingsAsync(ModuleState.ModuleId);
            SettingService.SetSetting(settings, "CharLimit", _charLimit.ToString());
            await SettingService.UpdateModuleSettingsAsync(settings, ModuleState.ModuleId);
            AddModuleMessage($"Zeichenlimit auf {_charLimit} gesetzt.", MessageType.Success);
        }
        catch (Exception ex)
        {
            await logger.LogError(ex, "Error Saving CharLimit {Error}", ex.Message);
            AddModuleMessage("Fehler beim Speichern des Zeichenlimits.", MessageType.Error);
        }
    }

    private async Task Delete(int hallOfFameId)
    {
        try
        {
            await HallOfFameService.DeleteHallOfFameAsync(hallOfFameId, ModuleState.ModuleId);
            AddModuleMessage("Eintrag wurde gelöscht.", MessageType.Success);
            await LoadData();
        }
        catch (Exception ex)
        {
            await logger.LogError(ex, "Error Deleting HallOfFame {Error}", ex.Message);
            AddModuleMessage("Fehler beim Löschen des Eintrags.", MessageType.Error);
        }
    }
}