@page "/admin/products"
@layout AdminLayout
@using Generic

@inject ProductAPIConsumer productAPIConsumer
@inject ISnackbar Snackbar
@inject IJSRuntime JS

<div class="flex flex-col h-full w-full gap-5 p-6">

    <div class="flex flex-row justify-between items-center">
        <h1 class="text-2xl font-bold">Manage Products</h1>
        <a class="btn btn-primary" href="/manage-product">Add Product</a>
    </div>

    <div class="bg-base-200 p-4 rounded-lg">
        <div class="flex flex-col sm:flex-row gap-4 items-end">
            <div class="form-control w-full max-w-xs">
                <label class="label"><span class="label-text">Search Products</span></label>
                <div class="relative">
                    <input type="text" placeholder="Search by name..." class="input input-bordered w-full pr-10"
                        @bind="productFilter.Name" @bind:event="oninput" @onkeyup="HandleKeyUp" />
                    <button type="button" class="absolute right-0 top-0 h-full px-3 flex items-center justify-center"
                        @onclick="LoadProducts">
                        <svg xmlns="http://www.w3.org/2000/svg" class="h-5 w-5 opacity-50" fill="none"
                            viewBox="0 0 24 24" stroke="currentColor">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
                                d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z" />
                        </svg>
                    </button>
                </div>
            </div>

            <button class="btn btn-ghost" @onclick="ClearFilters">Clear</button>
        </div>
    </div>

    <div class="overflow-x-auto bg-base-100 rounded-lg shadow">
        <table class="table w-full">
            <thead>
                <tr>
                    <th class="w-16">Pic</th>
                    <th>Name</th>
                    <th>Price</th>
                    <th class="hidden md:table-cell">Description</th>
                    <th class="text-right">Actions</th>
                </tr>
            </thead>
            <tbody>
                @if (_loading)
                {
                    <tr>
                        <td colspan="5" class="text-center py-10">
                            <span class="loading loading-spinner loading-lg text-primary"></span>
                        </td>
                    </tr>
                }
                else if (products == null || !products.Any())
                {
                    <tr>
                        <td colspan="5" class="text-center py-10 opacity-50">No products found.</td>
                    </tr>
                }
                else
                {
                    @foreach (var product in products)
                    {
                        <tr class="hover">
                            <td>
                                <div class="avatar">
                                    <div class="mask mask-squircle w-12 h-12 bg-base-200">
                                        @if (product.Photos != null && product.Photos.Any())
                                        {
                                            <img src="@product.Photos.First()" alt="Product image"
                                                class="object-fill h-full w-full" />
                                        }
                                        else
                                        {
                                            <div class="flex items-center justify-center h-full w-full opacity-30">
                                                <svg xmlns="http://www.w3.org/2000/svg" class="h-6 w-6" fill="none"
                                                    viewBox="0 0 24 24" stroke="currentColor">
                                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
                                                        d="M4 16l4.586-4.586a2 2 0 012.828 0L16 16m-2-2l1.586-1.586a2 2 0 012.828 0L20 14m-6-6h.01M6 20h12a2 2 0 002-2V6a2 2 0 00-2-2H6a2 2 0 00-2 2v12a2 2 0 002 2z" />
                                                </svg>
                                            </div>
                                        }
                                    </div>
                                </div>
                            </td>
                            <td class="font-medium text-primary">@product.Translations?.FirstOrDefault()?.Info?.Name ?? string.Empty)</td>
                            <td>@product.Price?.ToString("C")</td>
                            <td class="hidden md:table-cell max-w-xs truncate">@product.Translations?.FirstOrDefault()?.Info?.Description ?? string.Empty)</td>
                            <td class="text-right flex justify-end gap-2">
                                <a class="btn btn-ghost btn-xs btn-primary" href="@($"/manage-product/{product.Id}")">
                                    Edit
                                </a>
                                <button class="btn btn-ghost btn-xs btn-error" @onclick="@(() => Remove(product))">
                                    Delete
                                </button>
                            </td>
                        </tr>
                    }
                }
            </tbody>
        </table>
    </div>

    <div class="mt-4">
        <PaginationComp PaginationModel="@pagination" OnSearch="HandlePageChange" />
    </div>

</div>

@code {
    ProductFilter productFilter = new();
    Pagination pagination = new() { PageSize = 10, CurrentPage = 1 };
    bool _loading = false;

    List<ProductVM> products = new();

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

    async Task LoadProducts()
    {
        _loading = true;

        try
        {
            var result = await productAPIConsumer.FetchProduct(productFilter, pagination);
            products = result.Item1 ?? new List<ProductVM>();
            pagination.ItemsCount = result.Item2;
        }
        catch (Exception ex)
        {
            Console.WriteLine($"Error loading products: {ex.Message}");
            products = new List<ProductVM>();
            ToastService.ShowToast("Failed to load products", ToastLevel.Error);
        }
        finally
        {
            _loading = false;
        }
    }

    async Task HandlePageChange(int page)
    {
        pagination.CurrentPage = page;
        await LoadProducts();
    }

    async Task HandleKeyUp(KeyboardEventArgs e)
    {
        if (e.Key == "Enter")
        {
            pagination.CurrentPage = 1;
            await LoadProducts();
        }
    }

    async Task ClearFilters()
    {
        productFilter = new();
        pagination.CurrentPage = 1;
        await LoadProducts();
    }

    async Task Remove(ProductVM product)
    {
        var confirmed = await JS.InvokeAsync<bool>("confirm", $"Are you sure you want to delete '{product.Translations?.FirstOrDefault()?.Info?.Name ?? string.Empty}'?");

        if (confirmed)
        {
            if (product.Id == null) return;
            try
            {
                var isSuccess = await productAPIConsumer.DeleteProduct(product.Id.Value.ToString());
                if (isSuccess)
                {
                    ToastService.ShowToast("Product deleted successfully", ToastLevel.Success);
                    await LoadProducts(); // Reload to refresh list and pagination
                }
                else
                {
                    ToastService.ShowToast("Failed to delete product", ToastLevel.Error);
                }
            }
            catch (Exception ex)
            {
                ToastService.ShowToast($"Error: {ex.Message}", ToastLevel.Error);
            }
        }
    }
}