Dashboard: SchemaV2 - Fix Import showing grafana datasources (#104461)

* Fix: do not map when identifying default grafana ds

* add also datasource type

* Refactor code, add unit test

* Fix types references and linting

* Update public/app/features/manage-dashboards/state/actions.test.ts

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

public/app/features/manage-dashboards/state/actions.test.ts

@@ -3,11 +3,11 @@ import { thunkTester } from 'test/core/thunk/thunkTester';
 import { DataSourceInstanceSettings, ThresholdsMode } from '@grafana/data';
 import { defaultDashboard, FieldColorModeId } from '@grafana/schema';
 import {
-  DashboardV2Spec,
-  defaultDashboardV2Spec,
+  Spec as DashboardV2Spec,
+  defaultSpec as defaultDashboardV2Spec,
   defaultPanelSpec,
   defaultQueryVariableSpec,
-} from '@grafana/schema/dist/esm/schema/dashboard/v2alpha0';
+} from '@grafana/schema/dist/esm/schema/dashboard/v2alpha1/types.spec.gen';
 import { browseDashboardsAPI } from 'app/features/browse-dashboards/api/browseDashboardsAPI';
 import { getLibraryPanel } from 'app/features/library-panels/state/api';
 
@@ -16,7 +16,13 @@ import { LibraryElementDTO } from '../../library-panels/types';
 import { DashboardJson } from '../types';
 import { validateDashboardJson } from '../utils/validation';
 
-import { getLibraryPanelInputs, importDashboard, processDashboard, processV2Datasources } from './actions';
+import {
+  getLibraryPanelInputs,
+  importDashboard,
+  processDashboard,
+  processV2DatasourceInput,
+  processV2Datasources,
+} from './actions';
 import { DataSourceInput, ImportDashboardDTO, initialImportDashboardState, InputType } from './reducers';
 
 jest.mock('app/features/library-panels/state/api');
@@ -29,7 +35,7 @@ jest.mock('@grafana/runtime', () => ({
   getDataSourceSrv: () => ({
     ...jest.requireActual('@grafana/runtime').getDataSourceSrv(),
     get: jest.fn().mockImplementation((dsType: { type: string }) => {
-      const dsList: {
+      const dsListTypeDSMock: {
         [key: string]: {
           uid: string;
           name: string;
@@ -55,8 +61,15 @@ jest.mock('@grafana/runtime', () => ({
           type: 'grafana',
           meta: { id: 'grafana' },
         },
+        // "datasource" type is what we call "--Dashboard--" datasource
+        datasource: {
+          uid: '--Dashboard--',
+          name: '--Dashboard--',
+          type: 'datasource',
+          meta: { id: 'dashboard' },
+        },
       };
-      return dsList[dsType.type];
+      return dsListTypeDSMock[dsType.type];
     }),
   }),
 }));
@@ -959,3 +972,43 @@ describe('processV2Datasources', () => {
     );
   });
 });
+
+describe('processV2DatasourceInput', () => {
+  // should not map grafana datasource input or dashboard datasource input
+  it('Should not map grafana datasource input', async () => {
+    const queryVariable = {
+      kind: 'QueryVariable',
+      spec: {
+        ...defaultQueryVariableSpec(),
+        name: 'var2WithGrafanaDs',
+        query: {
+          kind: 'grafana',
+          spec: {
+            panelId: 2,
+          },
+        },
+      },
+    };
+    const result = await processV2DatasourceInput(queryVariable.spec, {});
+    expect(result).toEqual({});
+  });
+
+  it('Should not map dashboard datasource input', async () => {
+    // create a panel with dashboard datasource input
+    const panelQuery = {
+      kind: 'PanelQuery',
+      spec: {
+        refId: 'A',
+        hidden: false,
+        query: {
+          kind: 'datasource',
+          spec: {
+            panelId: 2,
+          },
+        },
+      },
+    };
+    const result = await processV2DatasourceInput(panelQuery.spec, {});
+    expect(result).toEqual({});
+  });
+});

public/app/features/manage-dashboards/state/actions.ts

@@ -162,26 +162,26 @@ export function processV2Datasources(dashboard: DashboardV2Spec): ThunkResult<vo
     const { elements, variables, annotations } = dashboard;
     // get elements from dashboard
     // each element can only be a panel
-    const inputs: Record<string, DataSourceInput> = {};
+    let inputs: Record<string, DataSourceInput> = {};
     for (const element of Object.values(elements)) {
       if (element.kind !== 'Panel') {
         throw new Error('Only panels are currenlty supported in v2 dashboards');
       }
       if (element.spec.data.spec.queries.length > 0) {
         for (const query of element.spec.data.spec.queries) {
-          await processV2DatasourceInput(query.spec, inputs);
+          inputs = await processV2DatasourceInput(query.spec, inputs);
         }
       }
     }
 
     for (const variable of variables) {
       if (variable.kind === 'QueryVariable') {
-        await processV2DatasourceInput(variable.spec, inputs);
+        inputs = await processV2DatasourceInput(variable.spec, inputs);
       }
     }
 
     for (const annotation of annotations) {
-      await processV2DatasourceInput(annotation.spec, inputs);
+      inputs = await processV2DatasourceInput(annotation.spec, inputs);
     }
 
     dispatch(setInputs(Object.values(inputs)));
@@ -337,6 +337,12 @@ export async function processV2DatasourceInput(
   const datasourceRef = obj?.datasource;
   if (!datasourceRef && obj?.query) {
     const dsType = obj.query.kind;
+    // if dsType is grafana, it means we are using a built-in annotation or default grafana datasource, in those
+    // cases we don't need to map it
+    // "datasource" type is what we call "--Dashboard--" datasource <.-.>
+    if (dsType === 'grafana' || dsType === 'datasource') {
+      return inputs;
+    }
     const datasource = await getDatasourceSrv().get({ type: dsType });
     let dataSourceInput: DataSourceInput | undefined;
     if (datasource) {
@@ -363,4 +369,5 @@ export async function processV2DatasourceInput(
       inputs[dsType] = dataSourceInput;
     }
   }
+  return inputs;
 }