feat: nlp samples bulk delete

api/src/nlp/controllers/nlp-sample.controller.spec.ts

@@ -429,4 +429,45 @@ describe('NlpSampleController', () => {
       expect(result).toEqual({ success: true });
     });
   });
+  describe('deleteMany', () => {
+    it('should delete multiple nlp samples', async () => {
+      const samplesToDelete = [
+        (
+          await nlpSampleService.findOne({
+            text: 'How much does a BMW cost?',
+          })
+        ).id,
+        (
+          await nlpSampleService.findOne({
+            text: 'text1',
+          })
+        ).id,
+      ];
+
+      const result = await nlpSampleController.deleteMany(samplesToDelete);
+
+      expect(result.deletedCount).toEqual(samplesToDelete.length);
+      const remainingSamples = await nlpSampleService.find({
+        _id: { $in: samplesToDelete },
+      });
+      expect(remainingSamples.length).toBe(0);
+    });
+
+    it('should throw BadRequestException when no IDs are provided', async () => {
+      await expect(nlpSampleController.deleteMany([])).rejects.toThrow(
+        BadRequestException,
+      );
+    });
+
+    it('should throw NotFoundException when provided IDs do not exist', async () => {
+      const nonExistentIds = [
+        '614c1b2f58f4f04c876d6b8d',
+        '614c1b2f58f4f04c876d6b8e',
+      ];
+
+      await expect(
+        nlpSampleController.deleteMany(nonExistentIds),
+      ).rejects.toThrow(NotFoundException);
+    });
+  });
 });

api/src/nlp/controllers/nlp-sample.controller.ts

@@ -37,6 +37,7 @@ import { LanguageService } from '@/i18n/services/language.service';
 import { CsrfInterceptor } from '@/interceptors/csrf.interceptor';
 import { LoggerService } from '@/logger/logger.service';
 import { BaseController } from '@/utils/generics/base-controller';
+import { DeleteResult } from '@/utils/generics/base-repository';
 import { PageQueryDto } from '@/utils/pagination/pagination-query.dto';
 import { PageQueryPipe } from '@/utils/pagination/pagination-query.pipe';
 import { PopulatePipe } from '@/utils/pipes/populate.pipe';
@@ -321,6 +322,33 @@ export class NlpSampleController extends BaseController<
     return result;
   }
 
+  /**
+   * Deletes multiple NLP samples by their IDs.
+   * @param ids - IDs of NLP samples to be deleted.
+   * @returns A Promise that resolves to the deletion result.
+   */
+  @CsrfCheck(true)
+  @Delete('')
+  @HttpCode(204)
+  async deleteMany(@Body('ids') ids: string[]): Promise<DeleteResult> {
+    if (!ids || ids.length === 0) {
+      throw new BadRequestException('No IDs provided for deletion.');
+    }
+    const deleteResult = await this.nlpSampleService.deleteMany({
+      _id: { $in: ids },
+    });
+
+    if (deleteResult.deletedCount === 0) {
+      this.logger.warn(
+        `Unable to delete NLP samples with provided IDs: ${ids}`,
+      );
+      throw new NotFoundException('NLP samples with provided IDs not found');
+    }
+
+    this.logger.log(`Successfully deleted NLP samples with IDs: ${ids}`);
+    return deleteResult;
+  }
+
   /**
    * Imports NLP samples from a CSV file.
    *

frontend/src/components/nlp/components/NlpSample.tsx

@@ -20,7 +20,7 @@ import {
   MenuItem,
   Stack,
 } from "@mui/material";
-import { GridColDef } from "@mui/x-data-grid";
+import { GridColDef, GridRowSelectionModel } from "@mui/x-data-grid";
 import { useState } from "react";
 
 import { DeleteDialog } from "@/app-components/dialogs";
@@ -35,6 +35,7 @@ import {
 import { renderHeader } from "@/app-components/tables/columns/renderHeader";
 import { DataGrid } from "@/app-components/tables/DataGrid";
 import { useDelete } from "@/hooks/crud/useDelete";
+import { useDeleteMany } from "@/hooks/crud/useDeleteMany";
 import { useFind } from "@/hooks/crud/useFind";
 import { useGetFromCache } from "@/hooks/crud/useGet";
 import { useConfig } from "@/hooks/useConfig";
@@ -91,6 +92,20 @@ export default function NlpSample() {
       toast.success(t("message.item_delete_success"));
     },
   });
+  const { mutateAsync: deleteNlpSamples } = useDeleteMany(
+    EntityType.NLP_SAMPLE,
+    {
+      onError: (error) => {
+        toast.error(error);
+      },
+      onSuccess: () => {
+        deleteDialogCtl.closeDialog();
+        setSelectedNlpSamples([]);
+        toast.success(t("message.item_delete_success"));
+      },
+    },
+  );
+  const [selectedNlpSamples, setSelectedNlpSamples] = useState<string[]>([]);
   const { dataGridProps } = useFind(
     { entity: EntityType.NLP_SAMPLE, format: Format.FULL },
     {
@@ -242,6 +257,9 @@ export default function NlpSample() {
     },
     actionColumns,
   ];
+  const handleSelectionChange = (selection: GridRowSelectionModel) => {
+    setSelectedNlpSamples(selection as string[]);
+  };
 
   return (
     <Grid item xs={12}>
@@ -249,7 +267,13 @@ export default function NlpSample() {
       <DeleteDialog
         {...deleteDialogCtl}
         callback={() => {
-          if (deleteDialogCtl.data) deleteNlpSample(deleteDialogCtl.data);
+          if (selectedNlpSamples.length > 0) {
+            deleteNlpSamples(selectedNlpSamples);
+            setSelectedNlpSamples([]);
+            deleteDialogCtl.closeDialog();
+          } else if (deleteDialogCtl.data) {
+            deleteNlpSample(deleteDialogCtl.data);
+          }
         }}
       />
       <NlpImportDialog {...getDisplayDialogs(importDialogCtl)} />
@@ -346,12 +370,29 @@ export default function NlpSample() {
                 {t("button.export")}
               </Button>
             ) : null}
+            {selectedNlpSamples.length > 0 && (
+              <Grid item>
+                <Button
+                  startIcon={<DeleteIcon />}
+                  variant="contained"
+                  color="error"
+                  onClick={() => deleteDialogCtl.openDialog(undefined)}
+                >
+                  {t("button.delete")}
+                </Button>
+              </Grid>
+            )}
           </ButtonGroup>
         </Grid>
       </Grid>
 
       <Grid mt={3}>
-        <DataGrid columns={columns} {...dataGridProps} />
+        <DataGrid
+          columns={columns}
+          {...dataGridProps}
+          checkboxSelection
+          onRowSelectionModelChange={handleSelectionChange}
+        />
       </Grid>
     </Grid>
   );