@page "/config/gameconfig"
@rendermode InteractiveServer

<PageTitle>Game Config</PageTitle>

<h3>Game Config</h3>
<p class="text-muted">Edit the gameconfigs.json file that controls various game settings.</p>

@if (loading)
{
    <div class="spinner-border" role="status"></div>
}
else if (!string.IsNullOrEmpty(error))
{
    <div class="alert alert-danger">@error</div>
}
else
{
    <ul class="nav nav-tabs mb-3">
        <li class="nav-item">
            <a class="nav-link @GetActiveClass("edit")" href="#" @onclick='() => SetTab("edit")' @onclick:preventDefault="true">Raw Editor</a>
        </li>
        <li class="nav-item">
            <a class="nav-link @GetActiveClass("browse")" href="#" @onclick='() => SetTab("browse")' @onclick:preventDefault="true">Browse</a>
        </li>
    </ul>

    @if (activeTab == "edit")
    {
        <form>
            <div class="mb-3">
                <button type="submit" class="btn btn-success" @onclick="Save" disabled="@saving">
                    @(saving ? "Saving..." : "Save Changes")
                </button>
                @if (!string.IsNullOrEmpty(saveMessage))
                {
                    <span class="ms-2 @(saveMessage.Contains("Error") ? "text-danger" : "text-success")">@saveMessage</span>
                }
            </div>
            <textarea class="form-control font-monospace" rows="30" @bind="jsonContent"></textarea>
        </form>
    }
    else if (activeTab == "browse")
    {
        <div class="mb-3">
            <input type="text" class="form-control" placeholder="Filter keys..." @bind="filterText" @bind:event="oninput" />
        </div>
        <div class="table-responsive">
            <table class="table table-sm table-striped">
                <thead>
                    <tr><th>Key</th><th>Value</th></tr>
                </thead>
                <tbody>
                    @foreach (var entry in configEntries.Where(e => string.IsNullOrEmpty(filterText) || e.Key.Contains(filterText, StringComparison.OrdinalIgnoreCase)))
                    {
                        <tr>
                            <td class="font-monospace small">@entry.Key</td>
                            <td class="small" style="max-width: 400px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;" title="@entry.Value">@entry.Value</td>
                        </tr>
                    }
                </tbody>
            </table>
        </div>
        <div class="text-muted small">@configEntries.Count(e => string.IsNullOrEmpty(filterText) || e.Key.Contains(filterText, StringComparison.OrdinalIgnoreCase)) entries</div>
    }
}

@code {
    [Inject] private HttpClient Http { get; set; } = default!;

    private bool loading = true;
    private bool saving;
    private string? error;
    private string? saveMessage;
    private string jsonContent = "";
    private string activeTab = "browse";
    private string filterText = "";
    private List<ConfigEntry> configEntries = new();

    protected override async Task OnInitializedAsync()
    {
        try
        {
            jsonContent = await Http.GetStringAsync("/admin/api/config/gameconfigs");
            configEntries = JsonSerializer.Deserialize<List<ConfigEntry>>(jsonContent) ?? new();
        }
        catch (Exception ex)
        {
            error = $"Failed to load: {ex.Message}";
        }
        finally
        {
            loading = false;
        }
    }

    private string GetActiveClass(string tab) => activeTab == tab ? "active" : "";

    private void SetTab(string tab)
    {
        activeTab = tab;
    }

    private async Task Save()
    {
        saving = true;
        saveMessage = null;
        try
        {
            var content = new StringContent(jsonContent, System.Text.Encoding.UTF8, "application/json");
            var response = await Http.PutAsync("/admin/api/config/gameconfigs", content);
            response.EnsureSuccessStatusCode();
            saveMessage = "Saved successfully!";
            configEntries = JsonSerializer.Deserialize<List<ConfigEntry>>(jsonContent) ?? new();
        }
        catch (Exception ex)
        {
            saveMessage = $"Error: {ex.Message}";
        }
        finally
        {
            saving = false;
        }
    }

    private class ConfigEntry
    {
        public string Key { get; set; } = "";
        public string Value { get; set; } = "";
        public string? EndTime { get; set; }
        public string? StartTime { get; set; }
    }
}