[AI assistant] Add setting to configure default LLM

src/platform/packages/shared/kbn-management/settings/setting_ids/index.ts

@@ -123,6 +123,9 @@ export const OBSERVABILITY_AI_ASSISTANT_SIMULATED_FUNCTION_CALLING =
   'observability:aiAssistantSimulatedFunctionCalling';
 export const OBSERVABILITY_AI_ASSISTANT_SEARCH_CONNECTOR_INDEX_PATTERN =
   'observability:aiAssistantSearchConnectorIndexPattern';
+export const GEN_AI_SETTINGS_DEFAULT_AI_CONNECTOR = 'genAiSettings:defaultAIConnector';
+export const GEN_AI_SETTINGS_DEFAULT_AI_CONNECTOR_DEFAULT_ONLY =
+  'genAiSettings:defaultAIConnectorOnly';
 export const AI_ASSISTANT_PREFERRED_AI_ASSISTANT_TYPE = 'aiAssistant:preferredAIAssistantType';
 export const AI_ANONYMIZATION_SETTINGS = 'ai:anonymizationSettings';
 export const OBSERVABILITY_SEARCH_EXCLUDED_DATA_TIERS = 'observability:searchExcludedDataTiers';

src/platform/plugins/private/kibana_usage_collection/server/collectors/management/schema.ts

@@ -696,4 +696,16 @@ export const stackManagementSchema: MakeSchemaFrom<UsageStats> = {
       description: 'Enable diagnostic mode',
     },
   },
+  'genAiSettings:defaultAIConnector': {
+    type: 'keyword',
+    _meta: {
+      description: 'Default AI connector',
+    },
+  },
+  'genAiSettings:defaultAIConnectorOnly': {
+    type: 'boolean',
+    _meta: {
+      description: 'Restrict to default AI connector only',
+    },
+  },
 };

src/platform/plugins/private/kibana_usage_collection/server/collectors/management/types.ts

@@ -178,5 +178,7 @@ export interface UsageStats {
   'observability:enableStreamsUI': boolean;
   'observability:enableDiagnosticMode': boolean;
   'observability:streamsEnableSignificantEvents': boolean;
+  'genAiSettings:defaultAIConnector': string;
+  'genAiSettings:defaultAIConnectorOnly': boolean;
   'observability:streamsEnableGroupStreams': boolean;
 }

src/platform/plugins/shared/telemetry/schema/oss_platform.json

@@ -11071,6 +11071,18 @@
           "_meta": {
             "description": "Enable diagnostic mode"
           }
+        },
+        "genAiSettings:defaultAIConnector": {
+          "type": "keyword",
+          "_meta": {
+            "description": "Default AI connector"
+          }
+        },
+        "genAiSettings:defaultAIConnectorOnly": {
+          "type": "boolean",
+          "_meta": {
+            "description": "Restrict to default AI connector only"
+          }
         }
       }
     },

x-pack/platform/plugins/private/gen_ai_settings/common/constants.ts

@@ -0,0 +1,8 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+export const NO_DEFAULT_CONNECTOR = 'NO_DEFAULT_CONNECTOR';

x-pack/platform/plugins/private/gen_ai_settings/public/components/bottom_bar_actions/bottom_bar_actions.test.tsx

@@ -0,0 +1,52 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+import { render, screen } from '@testing-library/react';
+import { BottomBarActions } from './bottom_bar_actions';
+import React from 'react';
+import { __IntlProvider as IntlProvider } from '@kbn/i18n-react';
+
+describe('bottom_bar_actions', () => {
+  beforeEach(() => {
+    jest.clearAllMocks();
+  });
+
+  function Providers({ children }: { children: React.ReactNode }) {
+    return (
+      <IntlProvider locale="en" messages={{}}>
+        {children}
+      </IntlProvider>
+    );
+  }
+
+  it('renders correctly', () => {
+    const onDiscardChanges = jest.fn();
+    const onSave = jest.fn();
+    render(
+      <BottomBarActions
+        isLoading={true}
+        onDiscardChanges={onDiscardChanges}
+        onSave={onSave}
+        unsavedChangesCount={5}
+        saveLabel="Save Changes"
+        appTestSubj="genAiSettings"
+      />,
+      { wrapper: Providers }
+    );
+
+    expect(screen.getByTestId('genAiSettingsBottomBar')).toBeInTheDocument();
+    expect(screen.getByText('5 unsaved changes')).toBeInTheDocument();
+    expect(screen.getByText('Save Changes')).toBeInTheDocument();
+    expect(screen.getByText('Discard changes')).toBeInTheDocument();
+
+    expect(onDiscardChanges).not.toHaveBeenCalled();
+    screen.getByText('Discard changes').click();
+    expect(onDiscardChanges).toHaveBeenCalled();
+
+    expect(onSave).not.toHaveBeenCalled();
+  });
+});

x-pack/platform/plugins/private/gen_ai_settings/public/components/bottom_bar_actions/bottom_bar_actions.tsx

@@ -0,0 +1,103 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+import {
+  EuiBottomBar,
+  EuiButton,
+  EuiButtonEmpty,
+  EuiFlexGroup,
+  EuiFlexItem,
+  EuiHealth,
+  EuiText,
+  EuiToolTip,
+} from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
+import React from 'react';
+import { FormattedMessage } from '@kbn/i18n-react';
+
+interface Props {
+  unsavedChangesCount: number;
+  isLoading: boolean;
+  onDiscardChanges: () => void;
+  onSave: () => void;
+  saveLabel: string;
+  appTestSubj: string;
+  areChangesInvalid?: boolean;
+}
+
+export const BottomBarActions = ({
+  isLoading,
+  onDiscardChanges,
+  onSave,
+  unsavedChangesCount,
+  saveLabel,
+  appTestSubj,
+  areChangesInvalid = false,
+}: Props) => {
+  return (
+    <EuiBottomBar paddingSize="s" data-test-subj={`${appTestSubj}BottomBar`}>
+      <EuiFlexGroup justifyContent="spaceBetween" alignItems="center">
+        <EuiFlexItem
+          grow={false}
+          css={{
+            flexDirection: 'row',
+            alignItems: 'center',
+          }}
+        >
+          <EuiHealth color="warning" />
+          <EuiText>
+            <FormattedMessage
+              id="xpack.gen_ai_settings.bottomBarActions.unsavedChanges"
+              defaultMessage="{unsavedChangesCount, plural, =0{0 unsaved changes} one {1 unsaved change} other {# unsaved changes}}"
+              values={{ unsavedChangesCount }}
+            />
+          </EuiText>
+        </EuiFlexItem>
+        <EuiFlexItem grow={false}>
+          <EuiFlexGroup justifyContent="flexEnd">
+            <EuiFlexItem grow={false}>
+              <EuiButtonEmpty
+                data-test-subj={`${appTestSubj}BottomBarActionsDiscardChangesButton`}
+                color="text"
+                onClick={onDiscardChanges}
+              >
+                <FormattedMessage
+                  id="xpack.gen_ai_settings.bottomBarActions.discardChangesButtonAriaLabel"
+                  defaultMessage="Discard changes"
+                />
+              </EuiButtonEmpty>
+            </EuiFlexItem>
+            <EuiFlexItem grow={false}>
+              <EuiToolTip
+                content={
+                  areChangesInvalid &&
+                  i18n.translate(
+                    'xpack.gen_ai_settings.bottomBarActions.saveButtonTooltipWithInvalidChanges',
+                    {
+                      defaultMessage: 'Fix invalid settings before saving.',
+                    }
+                  )
+                }
+              >
+                <EuiButton
+                  disabled={areChangesInvalid}
+                  data-test-subj={`${appTestSubj}BottomBarActionsButton`}
+                  onClick={onSave}
+                  fill
+                  isLoading={isLoading}
+                  color="success"
+                  iconType="check"
+                >
+                  {saveLabel}
+                </EuiButton>
+              </EuiToolTip>
+            </EuiFlexItem>
+          </EuiFlexGroup>
+        </EuiFlexItem>
+      </EuiFlexGroup>
+    </EuiBottomBar>
+  );
+};