Dynamic filter

adminforth/dataConnectors/baseConnector.ts

@@ -114,7 +114,23 @@ export default class AdminForthBaseConnector implements IAdminForthDataSourceCon
       const fieldObj = resource.dataSourceColumns.find((col) => col.name == (filters as IAdminForthSingleFilter).field);
       if (!fieldObj) {
         const similar = suggestIfTypo(resource.dataSourceColumns.map((col) => col.name), (filters as IAdminForthSingleFilter).field);
-        throw new Error(`Field '${(filters as IAdminForthSingleFilter).field}' not found in resource '${resource.resourceId}'. ${similar ? `Did you mean '${similar}'?` : ''}`);
+
+        let isPolymorphicTarget = false;
+        if (global.adminforth?.config?.resources) {
+          isPolymorphicTarget = global.adminforth.config.resources.some(res => 
+            res.dataSourceColumns.some(col => 
+              col.foreignResource?.polymorphicResources?.some(pr => 
+                pr.resourceId === resource.resourceId
+              )
+            )
+          );
+        }
+        if (isPolymorphicTarget) {
+          process.env.HEAVY_DEBUG && console.log(`⚠️  Field '${(filters as IAdminForthSingleFilter).field}' not found in polymorphic target resource '${resource.resourceId}', allowing query to proceed.`);
+          return { ok: true, error: '' };
+        } else {
+          throw new Error(`Field '${(filters as IAdminForthSingleFilter).field}' not found in resource '${resource.resourceId}'. ${similar ? `Did you mean '${similar}'?` : ''}`);
+        }
       }
       // value normalization
       if (filters.operator == AdminForthFilterOperators.IN || filters.operator == AdminForthFilterOperators.NIN) {

adminforth/documentation/docs/tutorial/001-gettingStarted.md

@@ -292,6 +292,7 @@ export default {
       name: 'realtor_id',
       foreignResource: {
         resourceId: 'adminuser',
+        searchableFields: ["id", "email"], // fields available for search in filter
       }
     }
   ],

adminforth/documentation/docs/tutorial/03-Customization/13-standardPagesTuning.md

@@ -640,6 +640,31 @@ export default {
   ],
 ```
 
+### Searchable fields 
+
+Enable search in filter dropdown by specifying which fields to search:
+
+```typescript title="./resources/apartments.ts"
+export default {
+      name: 'apartments',
+      columns: [
+        ...
+        {
+          name: "realtor_id",
+          foreignResource: {
+            resourceId: 'adminuser',
+//diff-add
+            searchableFields: ["id", "email"], 
+//diff-add
+            searchIsCaseSensitive: true, // default false
+          },
+        },
+      ],
+    },
+    ...
+  ],
+```
+
 ### Polymorphic foreign resources
 
 Sometimes it is needed for one column to be a foreign key for multiple tables. For example, given the following schema:

adminforth/modules/configValidator.ts

@@ -659,6 +659,46 @@ export default class ConfigValidator implements IConfigValidator {
             }
           }
 
+          if (col.foreignResource.searchableFields) {
+            const searchableFields = Array.isArray(col.foreignResource.searchableFields) 
+              ? col.foreignResource.searchableFields 
+              : [col.foreignResource.searchableFields];
+
+            searchableFields.forEach((fieldName) => {
+              if (typeof fieldName !== 'string') {
+                errors.push(`Resource "${res.resourceId}" column "${col.name}" foreignResource.searchableFields must contain only strings`);
+                return;
+              }
+
+              if (col.foreignResource.resourceId) {
+                const targetResource = this.inputConfig.resources.find((r) => r.resourceId === col.foreignResource.resourceId || r.table === col.foreignResource.resourceId);
+                if (targetResource) {
+                  const targetColumn = targetResource.columns.find((targetCol) => targetCol.name === fieldName);
+                  if (!targetColumn) {
+                    const similar = suggestIfTypo(targetResource.columns.map((c) => c.name), fieldName);
+                    errors.push(`Resource "${res.resourceId}" column "${col.name}" foreignResource.searchableFields contains field "${fieldName}" which does not exist in target resource "${targetResource.resourceId || targetResource.table}". ${similar ? `Did you mean "${similar}"?` : ''}`);
+                  }
+                }
+              } else if (col.foreignResource.polymorphicResources) {
+                let hasFieldInAnyResource = false;
+                for (const pr of col.foreignResource.polymorphicResources) {
+                  if (pr.resourceId) {
+                    const targetResource = this.inputConfig.resources.find((r) => r.resourceId === pr.resourceId || r.table === pr.resourceId);
+                    if (targetResource) {
+                      const hasField = targetResource.columns.some((targetCol) => targetCol.name === fieldName);
+                      if (hasField) {
+                        hasFieldInAnyResource = true;
+                      }
+                    }
+                  }
+                }      
+                if (!hasFieldInAnyResource) {
+                  errors.push(`Resource "${res.resourceId}" column "${col.name}" foreignResource.searchableFields contains field "${fieldName}" which does not exist in any of the polymorphic target resources`);
+                }
+              }
+            });
+          }
+
           if (col.foreignResource.unsetLabel) {
             if (typeof col.foreignResource.unsetLabel !== 'string') {
               errors.push(`Resource "${res.resourceId}" column "${col.name}" has foreignResource unsetLabel which is not a string`);
@@ -667,6 +707,12 @@ export default class ConfigValidator implements IConfigValidator {
             // set default unset label
             col.foreignResource.unsetLabel = 'Unset';
           }
+
+          // Set default searchIsCaseSensitive
+          if (col.foreignResource.searchIsCaseSensitive === undefined) {
+            col.foreignResource.searchIsCaseSensitive = false;
+          }
+
           const befHook = col.foreignResource.hooks?.dropdownList?.beforeDatasourceRequest;
           if (befHook) {
             if (!Array.isArray(befHook)) {

adminforth/modules/restApi.ts

@@ -839,7 +839,7 @@ export default class AdminForthRestAPI implements IAdminForthRestAPI {
       method: 'POST',
       path: '/get_resource_foreign_data',
       handler: async ({ body, adminUser, headers, query, cookies, requestUrl }) => {
-        const { resourceId, column } = body;
+        const { resourceId, column, search } = body;
         if (!this.adminforth.statuses.dbDiscover) {
           return { error: 'Database discovery not started' };
         }
@@ -910,6 +910,46 @@ export default class AdminForthRestAPI implements IAdminForthRestAPI {
                   throw new Error(`Wrong filter object value: ${JSON.stringify(filters)}`);
                 }
               }
+
+              if (search && search.trim() && columnConfig.foreignResource.searchableFields) {
+                const searchableFields = Array.isArray(columnConfig.foreignResource.searchableFields) 
+                  ? columnConfig.foreignResource.searchableFields 
+                  : [columnConfig.foreignResource.searchableFields];
+
+                const searchOperator = columnConfig.foreignResource.searchIsCaseSensitive 
+                  ? AdminForthFilterOperators.LIKE 
+                  : AdminForthFilterOperators.ILIKE;
+                const availableSearchFields = searchableFields.filter((fieldName) => {
+                  const fieldExists = targetResource.columns.some(col => col.name === fieldName);
+                  if (!fieldExists) {
+                    process.env.HEAVY_DEBUG && console.log(`⚠️  Field '${fieldName}' not found in polymorphic target resource '${targetResource.resourceId}', skipping in search filter.`);
+                  }
+                  return fieldExists;
+                });
+
+                if (availableSearchFields.length === 0) {
+                  process.env.HEAVY_DEBUG && console.log(`⚠️  No searchable fields available in polymorphic target resource '${targetResource.resourceId}', skipping resource.`);
+                  resolve({ items: [] });
+                  return;
+                }
+                const searchFilters = availableSearchFields.map((fieldName) => {
+                  const filter = {
+                  field: fieldName,
+                  operator: searchOperator,
+                  value: search.trim(),
+                  };
+                  return filter;
+                });
+
+                if (searchFilters.length > 1) {
+                  normalizedFilters.subFilters.push({
+                    operator: AdminForthFilterOperators.OR,
+                    subFilters: searchFilters,
+                  });
+                } else if (searchFilters.length === 1) {
+                  normalizedFilters.subFilters.push(searchFilters[0]);
+                }
+              }
               const dbDataItems = await this.adminforth.connectors[targetResource.dataSource].getData({
                 resource: targetResource,
                 limit,

adminforth/spa/src/afcl/Select.vue

@@ -6,7 +6,7 @@
       <input
         ref="inputEl"
         type="text"
-        :readonly="readonly"
+        :readonly="readonly || searchDisabled"
         v-model="search"
         @click="inputClick"
         @input="inputInput"
@@ -38,8 +38,9 @@
     </div>
     <teleport to="body" v-if="teleportToBody && showDropdown">
       <div ref="dropdownEl" :style="getDropdownPosition" :class="{'shadow-none': isTop}"
-        class="fixed z-[5] w-full bg-lightDropdownOptionsBackground shadow-lg dark:shadow-black dark:bg-darkDropdownOptionsBackground
-          dark:border-gray-600 rounded-md py-1 text-base ring-1 ring-black ring-opacity-5 overflow-auto focus:outline-none sm:text-sm max-h-48">
+        class="fixed z-[5] w-full bg-white shadow-lg dark:shadow-black dark:bg-gray-700 
+          dark:border-gray-600 rounded-md py-1 text-base ring-1 ring-black ring-opacity-5 overflow-auto focus:outline-none sm:text-sm max-h-48"
+        @scroll="handleDropdownScroll">
         <div
           v-for="item in filteredItems"
           :key="item.value"
@@ -61,8 +62,9 @@
     </teleport>
 
     <div v-if="!teleportToBody && showDropdown" ref="dropdownEl" :style="dropdownStyle" :class="{'shadow-none': isTop}"
-      class="absolute z-10 mt-1 w-full bg-lightDropdownOptionsBackground shadow-lg text-lightDropdownOptionsText dark:shadow-black dark:bg-darkDropdownOptionsBackground
-        dark:border-gray-600 rounded-md py-1 text-base ring-1 ring-black ring-opacity-5 overflow-auto focus:outline-none sm:text-sm max-h-48">
+      class="absolute z-10 mt-1 w-full bg-white shadow-lg dark:shadow-black dark:bg-gray-700 
+        dark:border-gray-600 rounded-md py-1 text-base ring-1 ring-black ring-opacity-5 overflow-auto focus:outline-none sm:text-sm max-h-48"
+      @scroll="handleDropdownScroll">
       <div
         v-for="item in filteredItems"
         :key="item.value"
@@ -133,13 +135,17 @@ const props = defineProps({
     type: Boolean,
     default: false,
   },
+  searchDisabled: {
+    type: Boolean,
+    default: false,
+  },
   teleportToBody: {
     type: Boolean,
     default: false,
   },
 });
 
-const emit = defineEmits(['update:modelValue']);
+const emit = defineEmits(['update:modelValue', 'scroll-near-end', 'search']);
 
 const search = ref('');
 const showDropdown = ref(false);
@@ -160,6 +166,9 @@ function inputInput() {
     selectedItems.value = [];
     emit('update:modelValue', null);
   }
+  if (!props.searchDisabled) {
+    emit('search', search.value);
+  }
 }
 
 function updateFromProps() {
@@ -178,7 +187,7 @@ function updateFromProps() {
 }
 
 async function inputClick() {
-  if (props.readonly) return;
+  if (props.readonly || props.searchDisabled) return;
   // Toggle local dropdown
   showDropdown.value = !showDropdown.value;
   // If the dropdown is about to close, reset the search
@@ -227,6 +236,15 @@ const handleScroll = () => {
   }
 };
 
+const handleDropdownScroll = (event: Event) => {
+  const target = event.target as HTMLElement;
+  const threshold = 10; // pixels from bottom
+
+  if (target.scrollTop + target.clientHeight >= target.scrollHeight - threshold) {
+    emit('scroll-near-end');
+  }
+};
+
 onMounted(() => {
   updateFromProps();
 
@@ -247,7 +265,12 @@ onMounted(() => {
 });
 
 const filteredItems = computed(() => {
-  return props.options.filter(item =>
+
+  if (props.searchDisabled) {
+    return props.options || [];
+  }
+
+  return (props.options || []).filter((item: any) =>
     item.label.toLowerCase().includes(search.value.toLowerCase())
   );
 });

adminforth/spa/src/components/ColumnValueInput.vue

@@ -19,12 +19,26 @@
       ref="input"
       class="w-full min-w-24"
       :options="columnOptions[column.name] || []"
+      :searchDisabled="!column.foreignResource.searchableFields"
+      @scroll-near-end="loadMoreOptions && loadMoreOptions(column.name)"
+      @search="(searchTerm) => {
+        if (column.foreignResource.searchableFields && onSearchInput && onSearchInput[column.name]) {
+          onSearchInput[column.name](searchTerm);
+        }
+      }"
       teleportToBody
       :placeholder = "columnOptions[column.name]?.length ?$t('Select...'): $t('There are no options available')"
       :modelValue="value"
       :readonly="(column.editReadonly && source === 'edit') || readonly"
       @update:modelValue="$emit('update:modelValue', $event)"
-    />
+    >
+      <template #extra-item v-if="columnLoadingState && columnLoadingState[column.name]?.loading">
+        <div class="text-center text-gray-400 dark:text-gray-300 py-2 flex items-center justify-center gap-2">
+          <Spinner class="w-4 h-4" />
+          {{ $t('Loading...') }}
+        </div>
+      </template>
+    </Select>
     <Select
       v-else-if="column.enum"
       ref="input"
@@ -142,7 +156,8 @@
   import CustomDatePicker from "@/components/CustomDatePicker.vue";
   import Select from '@/afcl/Select.vue';
   import Input from '@/afcl/Input.vue';
-  import { ref } from 'vue';
+  import Spinner from '@/afcl/Spinner.vue';
+  import { ref, inject } from 'vue';
   import { getCustomComponent } from '@/utils';
   import { useI18n } from 'vue-i18n';
   import { useCoreStore } from '@/stores/core';
@@ -171,6 +186,10 @@
     }
   );
 
+  const columnLoadingState = inject('columnLoadingState', {} as any);
+  const onSearchInput = inject('onSearchInput', {} as any);
+  const loadMoreOptions = inject('loadMoreOptions', (() => {}) as any);
+
   const input = ref(null);
 
   const getBooleanOptions = (column: any) => {

adminforth/spa/src/components/ColumnValueInputWrapper.vue

@@ -13,6 +13,7 @@
         :currentValues="currentValues"
         :mode="mode"
         :columnOptions="columnOptions"
+        :unmasked="unmasked"
         :deletable="!column.editReadonly"
         @update:modelValue="setCurrentValue(column.name, $event, arrayItemIndex)"
         @update:unmasked="$emit('update:unmasked', column.name)"