@using PowderCoating.Application.DTOs.PurchaseOrder
@model ReceivePurchaseOrderDto

@{
    ViewData["Title"] = $"Receive Goods — {ViewBag.PoNumber}";
    int poId = (int)ViewBag.PoId;
}

@section Scripts {
    <script src="~/js/purchase-orders.js"></script>
}

<div class="d-flex justify-content-between align-items-center mb-3">
    <div>
        <div class="d-flex align-items-center gap-2">
            <h4 class="mb-0">Receive Goods</h4>
            <a tabindex="0" class="help-icon" role="button"
               data-bs-toggle="popover" data-bs-placement="right" data-bs-trigger="focus"
               data-bs-title="Receive Goods"
               data-bs-content="Enter the quantity actually received for each line item. Use Receive All to fill in the full remaining quantity for every item. You can receive partial quantities — the PO becomes Partially Received and you can come back to record the rest later. Saving automatically adds the received quantities to inventory on hand and records purchase transactions.">
                <i class="bi bi-question-circle"></i>
            </a>
        </div>
        <small class="text-muted">@ViewBag.PoNumber · @ViewBag.VendorName · Ordered @((DateTime)ViewBag.OrderDate).ToString("MM/dd/yyyy")</small>
    </div>
    <a asp-action="Details" asp-route-id="@poId" class="btn btn-sm btn-outline-secondary">
        <i class="bi bi-arrow-left"></i> Back
    </a>
</div>

<form asp-action="Receive" asp-route-id="@poId" method="post">
    @Html.AntiForgeryToken()

    <div class="row g-3">
        <div class="col-lg-8">
            <div class="card border-0 shadow-sm">
                <div class="card-header bg-transparent d-flex justify-content-between align-items-center">
                    <div class="d-flex align-items-center gap-2">
                        <span class="fw-semibold">Items to Receive</span>
                        <a tabindex="0" class="help-icon" role="button"
                           data-bs-toggle="popover" data-bs-placement="right" data-bs-trigger="focus"
                           data-bs-title="Items to Receive"
                           data-bs-content="Remaining = Ordered minus Previously Received. Enter how many units arrived in this shipment — you can enter less than Remaining for a partial delivery. Rows already fully received are shown in green and cannot be edited. Only inventory catalog items will have their stock quantities updated on save.">
                            <i class="bi bi-question-circle"></i>
                        </a>
                    </div>
                    <div class="d-flex gap-2">
                        <button type="button" class="btn btn-sm btn-outline-success" onclick="receiveAll()">
                            <i class="bi bi-check-all"></i> Receive All
                        </button>
                        <button type="button" class="btn btn-sm btn-outline-secondary" onclick="clearAll()">
                            Clear
                        </button>
                    </div>
                </div>
                <div class="card-body p-0">
                    <div class="table-responsive">
                        <table class="table mb-0">
                            <thead class="table-light small">
                                <tr>
                                    <th>Item</th>
                                    <th class="text-center">Ordered</th>
                                    <th class="text-center">Previously Received</th>
                                    <th class="text-center">Remaining</th>
                                    <th style="width:130px">Qty to Receive</th>
                                </tr>
                            </thead>
                            <tbody>
                                @for (int i = 0; i < Model.Items.Count; i++)
                                {
                                    var item = Model.Items[i];
                                    bool fullyReceived = item.QuantityAlreadyReceived >= item.QuantityOrdered;
                                    <tr class="@(fullyReceived ? "table-success text-muted" : "")">
                                        <td>
                                            <input type="hidden" name="Items[@i].PurchaseOrderItemId" value="@item.PurchaseOrderItemId" />
                                            <input type="hidden" name="Items[@i].InventoryItemId" value="@item.InventoryItemId" />
                                            <input type="hidden" name="Items[@i].ItemName" value="@item.ItemName" />
                                            <input type="hidden" name="Items[@i].ItemSKU" value="@item.ItemSKU" />
                                            <input type="hidden" name="Items[@i].UnitOfMeasure" value="@item.UnitOfMeasure" />
                                            <input type="hidden" name="Items[@i].QuantityOrdered" value="@item.QuantityOrdered" />
                                            <input type="hidden" name="Items[@i].QuantityAlreadyReceived" value="@item.QuantityAlreadyReceived" />
                                            <input type="hidden" name="Items[@i].QuantityRemaining" value="@item.QuantityRemaining" />
                                            <span class="fw-semibold">@item.ItemName</span>
                                            <br /><small class="text-muted">@item.ItemSKU</small>
                                        </td>
                                        <td class="text-center">@item.QuantityOrdered.ToString("G29") @item.UnitOfMeasure</td>
                                        <td class="text-center">@item.QuantityAlreadyReceived.ToString("G29")</td>
                                        <td class="text-center">
                                            @if (fullyReceived)
                                            {
                                                <span class="badge bg-success"><i class="bi bi-check"></i> Done</span>
                                            }
                                            else
                                            {
                                                @item.QuantityRemaining.ToString("G29")
                                            }
                                        </td>
                                        <td>
                                            @if (!fullyReceived)
                                            {
                                                <input type="number" name="Items[@i].QuantityToReceive"
                                                       class="form-control form-control-sm receive-qty-input"
                                                       value="@item.QuantityToReceive"
                                                       min="0" step="0.001"
                                                       max="@item.QuantityRemaining"
                                                       data-remaining="@item.QuantityRemaining" />
                                            }
                                            else
                                            {
                                                <input type="hidden" name="Items[@i].QuantityToReceive" value="0" />
                                                <span class="text-muted">—</span>
                                            }
                                        </td>
                                    </tr>
                                }
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>

        <div class="col-lg-4">
            <div class="card border-0 shadow-sm mb-3">
                <div class="card-header bg-transparent fw-semibold">Receipt Details</div>
                <div class="card-body">
                    <div class="mb-3">
                        <label asp-for="ReceivedDate" class="form-label fw-semibold">Received Date <span class="text-danger">*</span></label>
                        <input asp-for="ReceivedDate" type="date" class="form-control"
                               value="@Model.ReceivedDate.ToString("yyyy-MM-dd")" required />
                    </div>
                    <div class="mb-3">
                        <label asp-for="Notes" class="form-label fw-semibold">Notes</label>
                        <textarea asp-for="Notes" class="form-control" rows="3"
                                  placeholder="Any notes about this receipt…"></textarea>
                    </div>
                </div>
            </div>

            <div class="alert alert-info small">
                <i class="bi bi-info-circle me-1"></i>
                Receiving goods will automatically update inventory quantities and record purchase transactions.
            </div>

            <div class="d-grid gap-2">
                <button type="submit" class="btn btn-success">
                    <i class="bi bi-box-arrow-in-down me-1"></i> Record Receipt
                </button>
                <a asp-action="Details" asp-route-id="@poId" class="btn btn-outline-secondary">Cancel</a>
            </div>
        </div>
    </div>
</form>