@model IEnumerable<LittleShop.DTOs.VariantCollectionDto>

@{
    ViewData["Title"] = "Variant Collections";
}

<div class="row mb-4">
    <div class="col">
        <h1><i class="fas fa-layer-group"></i> Variant Collections</h1>
        <p class="text-muted">Manage reusable variant templates for products</p>
    </div>
    <div class="col-auto">
        <a href="@Url.Action("Create")" class="btn btn-primary">
            <i class="fas fa-plus"></i> Add Collection
        </a>
    </div>
</div>

<div class="card">
    <div class="card-body">
        @if (Model.Any())
        {
            <!-- Desktop Table View (hidden on mobile) -->
            <div class="table-responsive d-none d-lg-block">
                <table class="table table-striped">
                    <thead>
                        <tr>
                            <th scope="col">Name</th>
                            <th scope="col">Properties</th>
                            <th scope="col">Created</th>
                            <th scope="col">Updated</th>
                            <th scope="col">Status</th>
                            <th scope="col">Actions</th>
                        </tr>
                    </thead>
                    <tbody>
                        @foreach (var collection in Model)
                        {
                            <tr>
                                <td><strong>@collection.Name</strong></td>
                                <td>
                                    @if (collection.PropertiesJson != "[]" && !string.IsNullOrWhiteSpace(collection.PropertiesJson))
                                    {
                                        <code class="small">@collection.PropertiesJson.Substring(0, Math.Min(50, collection.PropertiesJson.Length))@(collection.PropertiesJson.Length > 50 ? "..." : "")</code>
                                    }
                                    else
                                    {
                                        <span class="text-muted">No properties</span>
                                    }
                                </td>
                                <td>@collection.CreatedAt.ToString("MMM dd, yyyy")</td>
                                <td>@collection.UpdatedAt.ToString("MMM dd, yyyy")</td>
                                <td>
                                    @if (collection.IsActive)
                                    {
                                        <span class="badge bg-success">Active</span>
                                    }
                                    else
                                    {
                                        <span class="badge bg-danger">Inactive</span>
                                    }
                                </td>
                                <td>
                                    <div class="btn-group btn-group-sm" role="group" aria-label="Collection actions">
                                        <a href="@Url.Action("Edit", new { id = collection.Id })" class="btn btn-outline-primary" aria-label="Edit @collection.Name">
                                            <i class="fas fa-edit" aria-hidden="true"></i><span class="d-none d-sm-inline ms-1">Edit</span>
                                        </a>
                                        <form method="post" action="@Url.Action("Delete", new { id = collection.Id })" class="d-inline"
                                              onsubmit="return confirm('Are you sure you want to deactivate this collection?')">
                                            @Html.AntiForgeryToken()
                                            <button type="submit" class="btn btn-outline-danger" aria-label="Delete @collection.Name">
                                                <i class="fas fa-trash" aria-hidden="true"></i><span class="d-none d-sm-inline ms-1">Delete</span>
                                            </button>
                                        </form>
                                    </div>
                                </td>
                            </tr>
                        }
                    </tbody>
                </table>
            </div>

            <!-- Mobile Card View (visible on mobile only) -->
            <div class="d-lg-none">
                @foreach (var collection in Model)
                {
                    <div class="card mb-3">
                        <div class="card-body">
                            <div class="d-flex justify-content-between align-items-start mb-2">
                                <h5 class="card-title mb-0">
                                    <i class="fas fa-layer-group text-primary"></i> @collection.Name
                                </h5>
                                @if (collection.IsActive)
                                {
                                    <span class="badge bg-success">Active</span>
                                }
                                else
                                {
                                    <span class="badge bg-danger">Inactive</span>
                                }
                            </div>

                            <div class="mb-3">
                                <small class="text-muted d-block mb-1">Properties:</small>
                                @if (collection.PropertiesJson != "[]" && !string.IsNullOrWhiteSpace(collection.PropertiesJson))
                                {
                                    <code class="small d-block p-2 bg-light rounded" style="word-break: break-all;">
                                        @collection.PropertiesJson.Substring(0, Math.Min(100, collection.PropertiesJson.Length))@(collection.PropertiesJson.Length > 100 ? "..." : "")
                                    </code>
                                }
                                else
                                {
                                    <span class="text-muted">No properties defined</span>
                                }
                            </div>

                            <div class="d-flex justify-content-between mb-3">
                                <small class="text-muted">
                                    <i class="fas fa-calendar-plus" aria-hidden="true"></i> Created: @collection.CreatedAt.ToString("MMM dd, yyyy")
                                </small>
                                <small class="text-muted">
                                    <i class="fas fa-calendar-check" aria-hidden="true"></i> Updated: @collection.UpdatedAt.ToString("MMM dd, yyyy")
                                </small>
                            </div>

                            <div class="d-grid gap-2">
                                <a href="@Url.Action("Edit", new { id = collection.Id })" class="btn btn-outline-primary" aria-label="Edit @collection.Name">
                                    <i class="fas fa-edit" aria-hidden="true"></i> Edit Collection
                                </a>
                                <form method="post" action="@Url.Action("Delete", new { id = collection.Id })"
                                      onsubmit="return confirm('Are you sure you want to deactivate this collection?')">
                                    @Html.AntiForgeryToken()
                                    <button type="submit" class="btn btn-outline-danger w-100" aria-label="Delete @collection.Name">
                                        <i class="fas fa-trash" aria-hidden="true"></i> Deactivate Collection
                                    </button>
                                </form>
                            </div>
                        </div>
                    </div>
                }
            </div>
        }
        else
        {
            <div class="text-center py-4">
                <i class="fas fa-layer-group fa-3x text-muted mb-3"></i>
                <p class="text-muted">No variant collections found. <a href="@Url.Action("Create")">Create your first collection</a>.</p>
                <p class="small text-muted">Variant collections define reusable property templates (e.g., "Mens Clothes" with Size and Colour properties)</p>
            </div>
        }
    </div>
</div>