feat: Graphql verbatim search terms

packages/common/src/enums/searchTerm.type.ts

@@ -1 +1 @@
-export type SearchTerm = string | number | boolean | Date;
+export type SearchTerm = string | number | boolean | Date | null;

packages/common/src/filters/sliderFilter.ts

@@ -211,7 +211,7 @@ export class SliderFilter implements Filter {
           sliderVals = (term1 as string).split('..');
           this._currentValue = +(sliderVals?.[0] ?? 0);
         } else if (hasData(term1) || term1 === '') {
-          this._currentValue = +term1;
+          this._currentValue = term1 === null ? undefined : +term1;
           sliderVals = [term1 as string | number];
         }
       }

packages/common/src/interfaces/currentFilter.interface.ts

@@ -16,4 +16,10 @@ export interface CurrentFilter {
 
   /** Target element selector from which the filter was triggered from. */
   targetSelector?: string;
+
+  /**
+   * When false, searchTerms may be manipulated to be functional with certain filters eg: string only filters.
+   * When true, JSON.stringify is used on the searchTerms and used in the query "as-is". It is then the responsibility of the developer to sanitise the `searchTerms` property if necessary.
+   */
+  useVerbatimSearchTerms?: boolean;
 }

packages/graphql/src/interfaces/graphqlServiceOption.interface.ts

@@ -23,7 +23,7 @@ export interface GraphqlServiceOption extends BackendServiceOption {
    */
   extraQueryArguments?: QueryArgument[];
 
-  /** (NOT FULLY IMPLEMENTED) Is the GraphQL Server using cursors? */
+  /** Is the GraphQL Server using cursors? */
   isWithCursor?: boolean;
 
   /** What are the pagination options? ex.: (first, last, offset) */
@@ -40,4 +40,10 @@ export interface GraphqlServiceOption extends BackendServiceOption {
    * ex.: { field: "name", operator: EQ, value: "John" }
    */
   keepArgumentFieldDoubleQuotes?: boolean;
+
+  /**
+   * When false, searchTerms may be manipulated to be functional with certain filters eg: string only filters.
+   * When true, JSON.stringify is used on the searchTerms and used in the query "as-is". It is then the responsibility of the developer to sanitise the `searchTerms` property if necessary.
+   */
+  useVerbatimSearchTerms?: boolean;
 }

packages/graphql/src/services/__tests__/graphql.service.spec.ts

@@ -1236,6 +1236,44 @@ describe('GraphqlService', () => {
       expect(removeSpaces(query)).toBe(removeSpaces(expectation));
       expect(currentFilters).toEqual([]);
     });
+
+    describe("Verbatim ColumnFilters", () => {
+      describe.each`
+        description                                             | verbatim | operator  | searchTerms            | expectation
+        ${"Verbatim false, Filter for null"}                    | ${false} | ${'EQ'}   | ${null}                | ${'query{users(first:10, offset:0) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim true,  Filter for null"}                    | ${true}  | ${'EQ'}   | ${null}                | ${'query{users(first:10, offset:0, filterBy:[{field:gender, operator:EQ, value:"null"}]) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim false, Empty string"}                       | ${false} | ${'EQ'}   | ${''}                  | ${'query{users(first:10, offset:0) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim true,  Empty string"}                       | ${true}  | ${'EQ'}   | ${''}                  | ${'query{users(first:10, offset:0, filterBy:[{field:gender, operator:EQ, value:"\\"\\""}]) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim false, Empty list"}                         | ${false} | ${'IN'}   | ${[]}                  | ${'query{users(first:10, offset:0) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim true,  Empty list"}                         | ${true}  | ${'IN'}   | ${[]}                  | ${'query{users(first:10, offset:0, filterBy:[{field:gender, operator:IN, value:"[]"}]) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim false, Filter for null (in list)"}          | ${false} | ${'IN'}   | ${[null]}              | ${'query{users(first:10, offset:0, filterBy:[{field:gender, operator:IN, value:""}]) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim true,  Filter for null (in list)"}          | ${true}  | ${'IN'}   | ${[null]}              | ${'query{users(first:10, offset:0, filterBy:[{field:gender, operator:IN, value:"[null]"}]) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim false, Filter for empty string (in list)"}  | ${false} | ${'IN'}   | ${['']}                | ${'query{users(first:10, offset:0, filterBy:[{field:gender, operator:IN, value:""}]) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim true,  Filter for empty string (in list)"}  | ${true}  | ${'IN'}   | ${['']}                | ${'query{users(first:10, offset:0, filterBy:[{field:gender, operator:IN, value:"[\\"\\"]"}]) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim false, Filter for female"}                  | ${false} | ${'IN'}   | ${['female']}          | ${'query{users(first:10, offset:0, filterBy:[{field:gender, operator:IN, value:"female"}]) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim true,  Filter for female"}                  | ${true}  | ${'IN'}   | ${['female']}          | ${'query{users(first:10, offset:0, filterBy:[{field:gender, operator:IN, value:"[\\"female\\"]"}]) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim false, Filter for female/male"}             | ${false} | ${'IN'}   | ${['female', 'male']}  | ${'query{users(first:10, offset:0, filterBy:[{field:gender, operator:IN, value:"female, male"}]) { totalCount,nodes{ id,company,gender,name } }}'}
+        ${"Verbatim true,  Filter for female/male"}             | ${true}  | ${'IN'}   | ${['female', 'male']}  | ${'query{users(first:10, offset:0, filterBy:[{field:gender, operator:IN, value:"[\\"female\\", \\"male\\"]"}]) { totalCount,nodes{ id,company,gender,name } }}'}
+      `(`$description`, ({ description, verbatim, operator, searchTerms, expectation }) => {
+
+        const mockColumn = { id: 'gender', field: 'gender' } as Column;
+        let mockColumnFilters: ColumnFilters;
+
+        beforeEach(() => {
+          mockColumnFilters = {
+            gender: { columnId: 'gender', columnDef: mockColumn, searchTerms, operator, type: FieldType.string, useVerbatimSearchTerms: verbatim },
+          } as ColumnFilters;
+
+          service.init(serviceOptions, paginationOptions, gridStub);
+          service.updateFilters(mockColumnFilters, false);
+        });
+
+        test(`buildQuery output matches ${expectation}`, () => {
+          const query = service.buildQuery();
+          expect(removeSpaces(query)).toBe(removeSpaces(expectation));
+        });
+      });
+    });
   });
 
   describe('presets', () => {

packages/graphql/src/services/graphql.service.ts

@@ -407,6 +407,11 @@ export class GraphqlService implements BackendService {
           throw new Error(`GraphQL filter could not find the field name to query the search, your column definition must include a valid "field" or "name" (optionally you can also use the "queryfield").`);
         }
 
+        if (this.options?.useVerbatimSearchTerms || columnFilter.useVerbatimSearchTerms) {
+          searchByArray.push({ field: fieldName, operator: columnFilter.operator, value: JSON.stringify(columnFilter.searchTerms) });
+          continue;
+        }
+
         fieldSearchValue = (fieldSearchValue === undefined || fieldSearchValue === null) ? '' : `${fieldSearchValue}`; // make sure it's a string
 
         // run regex to find possible filter operators unless the user disabled the feature

packages/odata/src/interfaces/odataOption.interface.ts

@@ -43,6 +43,12 @@ export interface OdataOption extends BackendServiceOption {
   /** OData (or any other) version number (the query string is different between versions) */
   version?: number;
 
+  /**
+   * When false, searchTerms may be manipulated to be functional with certain filters eg: string only filters.
+   * When true, JSON.stringify is used on the searchTerms and used in the query "as-is". It is then the responsibility of the developer to sanitise the `searchTerms` property if necessary.
+   */
+  useVerbatimSearchTerms?: boolean;
+
   /** A callback which will extract and return the count from the data queried. Defaults to 'd.__count' for v2, '__count' for v3 and '@odata.count' for v4. */
   countExtractor?: (response: any) => number;
 

packages/odata/src/services/__tests__/grid-odata.service.spec.ts

@@ -1532,6 +1532,46 @@ describe('GridOdataService', () => {
     });
   });
 
+  describe('updateFilters method', () => {
+    describe("Verbatim ColumnFilters", () => {
+      describe.each`
+        description                                             | verbatim | operator  | searchTerms            | expectation
+        ${"Verbatim false, Filter for null"}                    | ${false} | ${'EQ'}   | ${null}                | ${'$top=10'}
+        ${"Verbatim true,  Filter for null"}                    | ${true}  | ${'EQ'}   | ${null}                | ${'$top=10&$filter=(gender EQ null)'}
+        ${"Verbatim false, Empty string"}                       | ${false} | ${'EQ'}   | ${''}                  | ${'$top=10'}
+        ${"Verbatim true,  Empty string"}                       | ${true}  | ${'EQ'}   | ${''}                  | ${'$top=10&$filter=(gender EQ \"\")'}
+        ${"Verbatim false, Empty list"}                         | ${false} | ${'IN'}   | ${[]}                  | ${'$top=10'}
+        ${"Verbatim true,  Empty list"}                         | ${true}  | ${'IN'}   | ${[]}                  | ${'$top=10&$filter=(gender IN [])'}
+        ${"Verbatim false, Filter for null (in list)"}          | ${false} | ${'IN'}   | ${[null]}              | ${'$top=10'}
+        ${"Verbatim true,  Filter for null (in list)"}          | ${true}  | ${'IN'}   | ${[null]}              | ${'$top=10&$filter=(gender IN [null])'}
+        ${"Verbatim false, Filter for empty string (in list)"}  | ${false} | ${'IN'}   | ${['']}                | ${'$top=10'}
+        ${"Verbatim true,  Filter for empty string (in list)"}  | ${true}  | ${'IN'}   | ${['']}                | ${'$top=10&$filter=(gender IN [\"\"])'}
+        ${"Verbatim false, Filter for female"}                  | ${false} | ${'IN'}   | ${['female']}          | ${'$top=10&$filter=(Gender eq \'female\')'}
+        ${"Verbatim true,  Filter for female"}                  | ${true}  | ${'IN'}   | ${['female']}          | ${'$top=10&$filter=(gender IN [\"female\"])'}
+        ${"Verbatim false, Filter for female/male"}             | ${false} | ${'IN'}   | ${['female', 'male']}  | ${'$top=10&$filter=(Gender eq \'female\' or Gender eq \'male\')'}
+        ${"Verbatim true,  Filter for female/male"}             | ${true}  | ${'IN'}   | ${['female', 'male']}  | ${'$top=10&$filter=(gender IN [\"female\",\"male\"])'}
+      `(`$description`, ({ description, verbatim, operator, searchTerms, expectation }) => {
+
+        const mockColumn = { id: 'gender', field: 'gender' } as Column;
+        let mockColumnFilters: ColumnFilters;
+
+        beforeEach(() => {
+          mockColumnFilters = {
+            gender: { columnId: 'gender', columnDef: mockColumn, searchTerms, operator, type: FieldType.string, useVerbatimSearchTerms: verbatim },
+          } as ColumnFilters;
+
+          service.init(serviceOptions, paginationOptions, gridStub);
+          service.updateFilters(mockColumnFilters, false);
+        });
+
+        test(`buildQuery output matches ${expectation}`, () => {
+          const query = service.buildQuery();
+          expect(query).toBe(expectation);
+        });
+      });
+    });
+  });
+
   describe('presets', () => {
     afterEach(() => {
       jest.clearAllMocks();

packages/odata/src/services/grid-odata.service.ts

@@ -330,6 +330,11 @@ export class GridOdataService implements BackendService {
           throw new Error(`GridOData filter could not find the field name to query the search, your column definition must include a valid "field" or "name" (optionally you can also use the "queryfield").`);
         }
 
+        if (this._odataService.options.useVerbatimSearchTerms || columnFilter.useVerbatimSearchTerms) {
+          searchByArray.push(`${fieldName} ${columnFilter.operator} ${JSON.stringify(columnFilter.searchTerms)}`.trim());
+          continue;
+        }
+
         fieldSearchValue = (fieldSearchValue === undefined || fieldSearchValue === null) ? '' : `${fieldSearchValue}`; // make sure it's a string
 
         // run regex to find possible filter operators unless the user disabled the feature