[Observability AI Assistant] Create chat (elastic#17)

x-pack/plugins/apm/public/components/app/error_group_details/error_sampler/error_sample_contextual_insight.tsx

@@ -54,27 +54,27 @@ export function ErrorSampleContextualInsight({
           role: MessageRole.User,
           content: `I'm an SRE. I am looking at an exception and trying to understand what it means.
 
-          Your task is to describe what the error means and what it could be caused by.
-    
-          The error occurred on a service called ${serviceName}, which is a ${runtimeName} service written in ${languageName}. The
-          runtime version is ${runtimeVersion}.
-    
-          The request it occurred for is called ${transactionName}.
-    
-          ${
-            logStacktrace
-              ? `The log stacktrace:
-          ${logStacktrace}`
-              : ''
-          }
-    
-          ${
-            exceptionStacktrace
-              ? `The exception stacktrace:
-          ${exceptionStacktrace}`
-              : ''
-          }
-          `,
+Your task is to describe what the error means and what it could be caused by.
+
+The error occurred on a service called ${serviceName}, which is a ${runtimeName} service written in ${languageName}. The
+runtime version is ${runtimeVersion}.
+
+The request it occurred for is called ${transactionName}.
+
+${
+  logStacktrace
+    ? `The log stacktrace:
+${logStacktrace}`
+    : ''
+}
+
+${
+  exceptionStacktrace
+    ? `The exception stacktrace:
+${exceptionStacktrace}`
+    : ''
+}
+`,
         },
       },
     ];

x-pack/plugins/observability_ai_assistant/common/types.ts

@@ -12,7 +12,6 @@ export enum MessageRole {
   Assistant = 'assistant',
   User = 'user',
   Function = 'function',
-  Event = 'event',
   Elastic = 'elastic',
 }
 
@@ -21,6 +20,7 @@ export interface Message {
   message: {
     content?: string;
     name?: string;
+    event?: string;
     role: MessageRole;
     function_call?: {
       name: string;

x-pack/plugins/observability_ai_assistant/public/application.tsx

@@ -37,6 +37,7 @@ export function Application({
       <KibanaThemeProvider theme$={theme$}>
         <KibanaContextProvider
           services={{
+            ...coreStart,
             plugins: {
               start: pluginsStart,
             },

x-pack/plugins/observability_ai_assistant/public/components/chat/chat_body.stories.tsx

@@ -0,0 +1,67 @@
+/*
+ * 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 { ComponentStory } from '@storybook/react';
+import React from 'react';
+import { ChatBody as Component } from './chat_body';
+
+export default {
+  component: Component,
+  title: 'app/Organisms/ChatBody',
+};
+
+type ChatBodyProps = React.ComponentProps<typeof Component>;
+
+const Template: ComponentStory<typeof Component> = (props: ChatBodyProps) => {
+  return (
+    <div style={{ minHeight: 800, display: 'flex' }}>
+      <Component {...props} />
+    </div>
+  );
+};
+
+const defaultProps: ChatBodyProps = {
+  initialConversation: {
+    '@timestamp': new Date().toISOString(),
+    conversation: {
+      title: 'My conversation',
+    },
+    labels: {},
+    numeric_labels: {},
+    messages: [],
+  },
+  connectors: {
+    connectors: [
+      {
+        id: 'foo',
+        referencedByCount: 1,
+        actionTypeId: 'foo',
+        name: 'GPT-v8-ultra',
+        isPreconfigured: true,
+        isDeprecated: false,
+        isSystemAction: false,
+      },
+    ],
+    loading: false,
+    error: undefined,
+    selectedConnector: 'foo',
+    selectConnector: () => {},
+  },
+  currentUser: {
+    username: 'elastic',
+  },
+  chat: {
+    loading: false,
+    abort: () => {},
+    generate: async () => {
+      return {} as any;
+    },
+  },
+};
+
+export const ChatBody = Template.bind({});
+ChatBody.args = defaultProps;

x-pack/plugins/observability_ai_assistant/public/components/chat/chat_body.tsx

@@ -0,0 +1,81 @@
+/*
+ * 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 { EuiFlexGroup, EuiFlexItem, EuiHorizontalRule, EuiPanel } from '@elastic/eui';
+import { css } from '@emotion/css';
+import type { AuthenticatedUser } from '@kbn/security-plugin/common';
+import React from 'react';
+import { type ConversationCreateRequest } from '../../../common/types';
+import type { UseChatResult } from '../../hooks/use_chat';
+import type { UseGenAIConnectorsResult } from '../../hooks/use_genai_connectors';
+import { useTimeline } from '../../hooks/use_timeline';
+import { ChatHeader } from './chat_header';
+import { ChatPromptEditor } from './chat_prompt_editor';
+import { ChatTimeline } from './chat_timeline';
+
+const containerClassName = css`
+  max-height: 100%;
+`;
+
+const timelineClassName = css`
+  overflow-y: auto;
+`;
+
+export function ChatBody({
+  initialConversation,
+  connectors,
+  currentUser,
+  chat,
+}: {
+  initialConversation?: ConversationCreateRequest;
+  connectors: UseGenAIConnectorsResult;
+  currentUser?: Pick<AuthenticatedUser, 'full_name' | 'username'>;
+  chat: UseChatResult;
+}) {
+  const timeline = useTimeline({
+    initialConversation,
+    connectors,
+    currentUser,
+    chat,
+  });
+
+  return (
+    <EuiFlexGroup direction="column" gutterSize="none" className={containerClassName}>
+      <EuiFlexItem grow={false}>
+        <EuiPanel hasBorder={false} hasShadow={false} paddingSize="l">
+          <ChatHeader title="foo" connectors={connectors} />
+        </EuiPanel>
+      </EuiFlexItem>
+      <EuiFlexItem grow={false}>
+        <EuiHorizontalRule margin="none" />
+      </EuiFlexItem>
+      <EuiFlexItem grow className={timelineClassName}>
+        <EuiPanel hasBorder={false} hasShadow={false} paddingSize="l">
+          <ChatTimeline
+            items={timeline.items}
+            onEdit={timeline.onEdit}
+            onFeedback={timeline.onFeedback}
+            onRegenerate={timeline.onRegenerate}
+            onStopGenerating={timeline.onStopGenerating}
+          />
+        </EuiPanel>
+      </EuiFlexItem>
+      <EuiFlexItem grow={false}>
+        <EuiHorizontalRule margin="none" />
+      </EuiFlexItem>
+      <EuiFlexItem grow={false}>
+        <EuiPanel hasBorder={false} hasShadow={false} paddingSize="l">
+          <ChatPromptEditor
+            loading={chat.loading}
+            disabled={!connectors.selectedConnector}
+            onSubmit={timeline.onSubmit}
+          />
+        </EuiPanel>
+      </EuiFlexItem>
+    </EuiFlexGroup>
+  );
+}

x-pack/plugins/observability_ai_assistant/public/components/chat/chat_flyout.tsx

@@ -4,46 +4,37 @@
  * 2.0; you may not use this file except in compliance with the Elastic License
  * 2.0.
  */
-
-import { EuiFlyout, EuiFlyoutBody, EuiFlyoutFooter, EuiFlyoutHeader } from '@elastic/eui';
-import { euiThemeVars } from '@kbn/ui-theme';
-import React, { useState } from 'react';
-import { ConversationCreateRequest } from '../../../common/types';
-import { UseGenAIConnectorsResult } from '../../hooks/use_genai_connectors';
-import { ChatHeader } from './chat_header';
-import { ChatPromptEditor } from './chat_prompt_editor';
-import { ChatTimeline } from './chat_timeline';
-
-export interface ChatFlyoutProps {
-  conversation: ConversationCreateRequest;
-  connectors: UseGenAIConnectorsResult;
-}
-
-export function ChatFlyout({ conversation, connectors }: ChatFlyoutProps) {
-  const {
-    conversation: { title },
-    messages,
-  } = conversation;
-
-  const [isOpen, setIsOpen] = useState(true);
-
-  const handleSubmit = (prompt: string) => {};
+import { EuiFlyout } from '@elastic/eui';
+import React from 'react';
+import type { ConversationCreateRequest } from '../../../common/types';
+import { useChat } from '../../hooks/use_chat';
+import { useCurrentUser } from '../../hooks/use_current_user';
+import { useGenAIConnectors } from '../../hooks/use_genai_connectors';
+import { ChatBody } from './chat_body';
+
+export function ChatFlyout({
+  initialConversation,
+  isOpen,
+  onClose,
+}: {
+  initialConversation: ConversationCreateRequest;
+  isOpen: boolean;
+  onClose: () => void;
+}) {
+  const chat = useChat();
+
+  const connectors = useGenAIConnectors();
+
+  const currentUser = useCurrentUser();
 
   return isOpen ? (
-    <EuiFlyout onClose={() => setIsOpen(false)} size="m">
-      <EuiFlyoutHeader hasBorder>
-        <ChatHeader title={title} connectors={connectors} />
-      </EuiFlyoutHeader>
-
-      <EuiFlyoutBody>
-        <ChatTimeline messages={messages} />
-      </EuiFlyoutBody>
-
-      <EuiFlyoutFooter
-        css={{ borderTop: `solid 1px ${euiThemeVars.euiBorderColor}`, background: '#fff' }}
-      >
-        <ChatPromptEditor onSubmitPrompt={handleSubmit} />
-      </EuiFlyoutFooter>
+    <EuiFlyout onClose={onClose}>
+      <ChatBody
+        chat={chat}
+        connectors={connectors}
+        initialConversation={initialConversation}
+        currentUser={currentUser}
+      />
     </EuiFlyout>
   ) : null;
 }