From a573890895088a33f53a84237a04721dba8c65c1 Mon Sep 17 00:00:00 2001
From: Andrey Smakotin <slamfromm@gmail.com>
Date: Thu, 11 Dec 2025 00:32:05 +0300
Subject: [PATCH] =?UTF-8?q?=D0=A3=D1=81=D0=B8=D0=BB=D0=B5=D0=BD=D0=B0=20?=
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- Добавлено явное приведение к String при сравнении ID товаров
- Исправлена инициализация selected в методе destroy() (null вместо {})
- Добавлена версия к JS файлу (?v=2) для сброса кэша браузера
- Улучшены комментарии о том, что только ОДИН товар может быть выбран
- Гарантирован корректный single-select режим работы компонента
---
 .../templates/inventory/writeoff_document/detail.html     | 2 +-
 .../products/static/products/js/product-search-picker.js  | 8 +++++---
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/myproject/inventory/templates/inventory/writeoff_document/detail.html b/myproject/inventory/templates/inventory/writeoff_document/detail.html
index 165e4fa..db13664 100644
--- a/myproject/inventory/templates/inventory/writeoff_document/detail.html
+++ b/myproject/inventory/templates/inventory/writeoff_document/detail.html
@@ -275,7 +275,7 @@
 </div>
 
 <!-- JS для компонента поиска -->
-<script src="{% static 'products/js/product-search-picker.js' %}"></script>
+<script src="{% static 'products/js/product-search-picker.js' %}?v=2"></script>
 <script>
 document.addEventListener('DOMContentLoaded', function() {
     // Элементы формы
diff --git a/myproject/products/static/products/js/product-search-picker.js b/myproject/products/static/products/js/product-search-picker.js
index 84fd7a0..a0a994f 100644
--- a/myproject/products/static/products/js/product-search-picker.js
+++ b/myproject/products/static/products/js/product-search-picker.js
@@ -327,7 +327,8 @@
         products.forEach(function(product) {
             // Извлекаем ID (убираем префикс "product_")
             var productId = String(product.id).replace('product_', '');
-            var isSelected = self.state.selected && self.state.selected.id === productId;
+            // Проверка: выбран ли этот товар (только ОДИН может быть выбран)
+            var isSelected = self.state.selected && String(self.state.selected.id) === String(productId);
 
             var html = self.state.currentView === 'grid'
                 ? self._renderGridCard(product, productId, isSelected)
@@ -475,7 +476,8 @@
         var card = this.elements.grid.querySelector('[data-product-id="' + productId + '"]');
         if (!card) return;
 
-        var isSelected = this.state.selected && this.state.selected.id === productId;
+        // Проверка: выбран ли этот товар
+        var isSelected = this.state.selected && String(this.state.selected.id) === String(productId);
 
         if (isSelected) {
             card.classList.add('selected');
@@ -577,7 +579,7 @@
     ProductSearchPicker.prototype.destroy = function() {
         // Очистить состояние
         this.state.products = [];
-        this.state.selected = {};
+        this.state.selected = null;
 
         // Удалить из хранилища
         if (this.container.id && instances[this.container.id]) {