fix lookup component and add Convert empty stringto null middleware.

Author: suraj-webkul

app/Http/Kernel.php

@@ -21,6 +21,7 @@ class Kernel extends HttpKernel
         \Illuminate\Foundation\Http\Middleware\ValidatePostSize::class,
         \App\Http\Middleware\TrimStrings::class,
         \Webkul\Installer\Http\Middleware\CanInstall::class,
+        \Illuminate\Foundation\Http\Middleware\ConvertEmptyStringsToNull::class,
     ];
 
     /**

packages/Webkul/Admin/src/Resources/views/components/attributes/edit/lookup.blade.php

@@ -131,24 +131,16 @@ class="px-4 py-2 text-center text-gray-500"
                 };
             },
 
+            mounted() {
+                if (this.value) {
+                    this.selectedItem = this.value;
+                }
+            },
 
             watch: { 
-                value(newValue, oldValue) {
-                    if (
-                        JSON.stringify(newValue) 
-                        !== JSON.stringify(oldValue)
-                    ) {
-                        this.searchTerm = newValue ? newValue['name'] : '';
-
-                        this.entityId = newValue ? newValue['id'] : '';
-
-                        if (this.searchTerm == '') {
-                            this.remove();
-                        } else {
-                            this.getLookUpEntity();
-                        }
-                    }
-                }
+                searchTerm(newVal, oldVal) {
+                    this.search();
+                },
             },
 
             mounted() {
@@ -235,8 +227,8 @@ class="px-4 py-2 text-center text-gray-500"
                     this.searchedResults = [];
 
                     this.$emit('lookup-removed');
-                }
-            }
+                },
+            },
         });
     </script>
 @endPushOnce

packages/Webkul/Admin/src/Resources/views/components/lookup/index.blade.php

@@ -177,8 +177,6 @@ class="cursor-pointer border-t border-gray-800 px-4 py-2 text-gray-500 hover:bg-
                 if (this.value) {
                     this.selectedItem = this.value;
                 }
-
-                console.log(this.selectedItem?.name == "");
             },
 
             created() {