DataViews: remove the enumeration type as redundant (WordPress#60084)

Co-authored-by: oandregal <oandregal@git.wordpress.org>
Co-authored-by: youknowriad <youknowriad@git.wordpress.org>

packages/dataviews/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+### Enhancement
+
+- The `enumeration` type has been removed and we'll introduce new field types soon. The existing filters will still work as before given they checked for field.elements, which is still a condition filters should have.
+
 ## 0.8.0 (2024-03-21)
 
 ### Enhancement

packages/dataviews/README.md

@@ -90,7 +90,6 @@ const fields = [
 				<a href="...">{ item.author }</a>
 			);
 		},
-		type: 'enumeration',
 		elements: [
 			{ value: 1, label: 'Admin' }
 			{ value: 2, label: 'User' }
@@ -106,7 +105,6 @@ const fields = [
 		getValue: ( { item } ) =>
 			STATUSES.find( ( { value } ) => value === item.status )
 				?.label ?? item.status,
-		type: 'enumeration',
 		elements: STATUSES,
 		filterBy: {
 			operators: [ 'isAny' ],
@@ -123,7 +121,7 @@ Each field is an object with the following properties:
 -   `getValue`: function that returns the value of the field, defaults to `field[id]`.
 -   `render`: function that renders the field. Optional, `getValue` will be used if `render` is not defined.
 -   `elements`: the set of valid values for the field's value.
--   `type`: the type of the field. Used to generate the proper filters. Only `enumeration` available at the moment. See "Field types".
+-   `type`: the type of the field. See "Field types".
 -   `enableSorting`: whether the data can be sorted by the given field. True by default.
 -   `enableHiding`: whether the field can be hidden. True by default.
 -   `filterBy`: configuration for the filters.
@@ -299,11 +297,11 @@ Callback that signals the user triggered the details for one of more items, and
 
 ### Fields
 
-- `enumeration`: the field value should be taken and can be filtered from a closed list of elements.
+> The `enumeration` type was removed as it was deemed redundant with the field.elements metadata. New types will be introduced soon.
 
 ### Operators
 
-Allowed operators for fields of type `enumeration`:
+Allowed operators:
 
 | Operator | Selection | Description | Example |
 | --- | ---  | --- | --- |

packages/dataviews/src/constants.js

@@ -16,9 +16,6 @@ import ViewTable from './view-table';
 import ViewGrid from './view-grid';
 import ViewList from './view-list';
 
-// Field types.
-export const ENUMERATION_TYPE = 'enumeration';
-
 // Filter operators.
 export const OPERATOR_IS = 'is';
 export const OPERATOR_IS_NOT = 'isNot';

packages/dataviews/src/filters.js

@@ -10,12 +10,7 @@ import FilterSummary from './filter-summary';
 import AddFilter from './add-filter';
 import ResetFilters from './reset-filters';
 import { sanitizeOperators } from './utils';
-import {
-	ENUMERATION_TYPE,
-	ALL_OPERATORS,
-	OPERATOR_IS,
-	OPERATOR_IS_NOT,
-} from './constants';
+import { ALL_OPERATORS, OPERATOR_IS, OPERATOR_IS_NOT } from './constants';
 import { __experimentalHStack as HStack } from '@wordpress/components';
 
 const Filters = memo( function Filters( {
@@ -28,7 +23,7 @@ const Filters = memo( function Filters( {
 	const addFilterRef = useRef();
 	const filters = [];
 	fields.forEach( ( field ) => {
-		if ( ! field.type ) {
+		if ( ! field.elements?.length ) {
 			return;
 		}
 
@@ -37,31 +32,24 @@ const Filters = memo( function Filters( {
 			return;
 		}
 
-		switch ( field.type ) {
-			case ENUMERATION_TYPE:
-				if ( ! field.elements?.length ) {
-					return;
-				}
-
-				const isPrimary = !! field.filterBy?.isPrimary;
-				filters.push( {
-					field: field.id,
-					name: field.header,
-					elements: field.elements,
-					singleSelection: operators.some( ( op ) =>
-						[ OPERATOR_IS, OPERATOR_IS_NOT ].includes( op )
-					),
-					operators,
-					isVisible:
-						isPrimary ||
-						view.filters.some(
-							( f ) =>
-								f.field === field.id &&
-								ALL_OPERATORS.includes( f.operator )
-						),
-					isPrimary,
-				} );
-		}
+		const isPrimary = !! field.filterBy?.isPrimary;
+		filters.push( {
+			field: field.id,
+			name: field.header,
+			elements: field.elements,
+			singleSelection: operators.some( ( op ) =>
+				[ OPERATOR_IS, OPERATOR_IS_NOT ].includes( op )
+			),
+			operators,
+			isVisible:
+				isPrimary ||
+				view.filters.some(
+					( f ) =>
+						f.field === field.id &&
+						ALL_OPERATORS.includes( f.operator )
+				),
+			isPrimary,
+		} );
 	} );
 	// Sort filters by primary property. We need the primary filters to be first.
 	// Then we sort by name.

packages/dataviews/src/view-table.js

@@ -34,7 +34,7 @@ import SingleSelectionCheckbox from './single-selection-checkbox';
 import { unlock } from './lock-unlock';
 import ItemActions from './item-actions';
 import { sanitizeOperators } from './utils';
-import { ENUMERATION_TYPE, SORTING_DIRECTIONS } from './constants';
+import { SORTING_DIRECTIONS } from './constants';
 import {
 	useSomeItemHasAPossibleBulkAction,
 	useHasAPossibleBulkAction,
@@ -76,7 +76,7 @@ const HeaderMenu = forwardRef( function HeaderMenu(
 	// 3. If it's not primary. If it is, it should be already visible.
 	const canAddFilter =
 		! view.filters?.some( ( _filter ) => field.id === _filter.field ) &&
-		field.type === ENUMERATION_TYPE &&
+		!! field.elements?.length &&
 		!! operators.length &&
 		! field.filterBy?.isPrimary;
 	if ( ! isSortable && ! isHidable && ! canAddFilter ) {