@memori.ai/memori-react
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7.12.0 • Public • Published

Memori React

npm version Tests TypeScript Support

Library to integrate a Twin from Memori in a React app.

Web Platform: AIsuru

Installation

yarn add @memori.ai/memori-react
npm install @memori.ai/memori-react

Usage

Import the component:

import Memori from '@memori.ai/memori-react';

Import the CSS:

import '@memori.ai/memori-react/dist/styles.css';

Then use it in your app:

const App = () => (
  <Memori
    memoriName="Memori"
    ownerUserName="memoridev"
    tenantID="www.aisuru.com"
    apiURL="https://backend.memori.ai"
    engineURL="https://engine.memori.ai"
    baseURL="https://www.aisuru.com"
    uiLang="it"
    multilingual
    showShare
    height="100vh"
  />
);

Props

Prop Required Type Default Description
memoriName * (see below) string Name of the Memori
ownerUserName * (see below) string Username of the Memori owner
memoriID * (see below) string ID of the Memori
ownerUserID * (see below) string ID of the Memori owner
tenantID ✔️ string Tenant ID, example: "aisuru.com" or "app.memorytwin.com"
sessionID string Initial Session ID, UUID which refers to the session to the Memori and identifies a conversation and its permissions (giver, receiver, anonymous). A session would be started autonomously with the params set, but if you have an existing and valid sessionID you can pass it as already opened one. Use this at your risk, as session recovery might break or start session as anon user. In most cases, you shoudn't use this prop.
authToken string Authentication token from user login, needed for giver sessions to upload assets
integrationID string Integration ID, UUID which refers to the public page layout
secretToken string Secret token, the password of a private or secret Memori
height string "100%" Height of the Memori
showShare bool true Show the share button
showCopyButton bool true Show the copy button on messages
showTranslationOriginal bool false Show button to see original text when translated
showSettings bool true Show the settings panel button
showTypingText bool false Show default sentences while loading text (see: Typing stories)
showInstruct bool false Show the switch selecting between test mode or instruct mode, needs an administrative session as a giver
showLogin bool true Show the login button
showClear bool false Show clear chat history button
showOnlyLastMessages bool true or false * Show only last 2 messages. (*) Defaults to true for TOTEM and WEBSITE_ASSISTANT layouts, false otherwise
showUpload bool true Show the upload button within the chat
baseURL string Base URL of the Memori, example: "https://aisuru.com"
apiURL string "https://backend.memori.ai" URL of the Memori Backend API
engineURL string "https://engine.memori.ai" URL of the Memori Engine API
tag string Tag of the person opening the session to the Memori, could be the giver or a receiver
pin string PIN of the person opening the session to the Memori, could be the giver or a receiver
context string Initial context of the conversation, dictionary with "key: value" pairs as context variables
initialQuestion string Initial question to ask to the Memori, starts the conversation as this would be sent to the Memori
uiLang 'en' | 'it' | 'es' | 'fr' | 'de' "en" Language of the UI, es: "en" or "it"
multilingual bool false Enable multilingual mode, if enabled the user can switch between spoken languages
spokenLang string Language of the spoken text, as defaults to user selection. Example: "en" or "it"
onStateChange function Callback function called when the state of the Memori changes
enableAudio boolean true Enable audio output. Defaults to true if otherwise indicated by props or integration config.
defaultSpeakerActive boolean true Default value for the speaker activation
disableTextEnteredEvents boolean false Disable MemoriTextEntered events listeners for typeMessage functions, useful to avoid issues with multiple widgets in page.
useMathFormatting boolean false Apply math formatting to the messages, defaults to false if otherwise indicated by props or integration config.
AZURE_COGNITIVE_SERVICES_TTS_KEY string Azure Cognitive Services TTS key, used to generate the audio of the Memori and for STT recognition
layout string Layout of the Memori, can be "FULLPAGE" (default), "CHAT", "WEBSITE_ASSISTANT", "TOTEM", "HIDDEN_CHAT" or "ZOOMED_FULL_BODY". see below
customLayout React.FC<LayoutProps> Custom layout component, see below
customMediaRenderer (mimeType: string) => JSX.Element | null Custom media renderer, see below
additionalSettings JSX.Element Custom JSX or component to render within the settings drawer
userAvatar string Custom URL or React element to use as user avatar

*: one of these pairs is required: memoriName + ownerUserName, memoriID + ownerUserID

Layouts

The Memori can be displayed in five different layouts: FULLPAGE, CHAT, WEBSITE_ASSISTANT,TOTEM, HIDDEN_CHAT and ZOOMED_FULL_BODY. If you don't specify a layout, the default one is FULLPAGE.

FULLPAGE

Full page layout

TOTEM

Totem layout

CHAT

Chat only layout

WEBSITE_ASSISTANT

Website assistant layout

HIDDEN_CHAT

Hidden Chat

ZOOMED_FULL_BODY

Zoomed Full Body

Custom layout

You can override the default layout by passing a custom layout component to the customLayout prop.

The custom layout component must be a React functional component that accepts a LayoutProps object as props.

import { LayoutProps } from '@memori.ai/memori-react/dist/components/MemoriWidget/MemoriWidget';

const MyCustomLayout: React.FC<LayoutProps> = ({
  Header,
  headerProps,
  Avatar,
  avatarProps,
  Chat,
  chatProps,
  StartPanel,
  startPanelProps,
  integrationStyle,
  integrationBackground,
  ChangeMode,
  changeModeProps,
  sessionId,
  hasUserActivatedSpeak,
  showInstruct = false,
  loading = false,
  poweredBy,
}) => (
  <>
    {integrationStyle}
    {integrationBackground}

    <Spin spinning={loading} className="memori-mycustom-layout">
      {poweredBy}

      <div className="memori-mycustom-layout--controls">
        {sessionId && hasUserActivatedSpeak && Chat && chatProps ? (
          <Chat {...chatProps} />
        ) : startPanelProps ? (
          <StartPanel {...startPanelProps} />
        ) : null}
      </div>
    </Spin>
  </>
);

And then pass it to the customLayout prop:

  <Memori
    ...
    customLayout={MyCustomLayout}
  />

Styling

You can override the default styles of the Memori by customizing the following CSS custom properties:

memori-client,
#headlessui-portal-root,
.memori-widget {
  --memori-primary: rgb(102, 103, 171);
  --memori-primary-text: #fff;
  --memori-inner-content-pad: 1rem;
  --memori-inner-bg: transparent;
  --memori-chat-bubble-bg: #ffffff60;
  --memori-text-color: #000;
  --memori-button-bg: #fff;
  --memori-button-text: #000;
  --memori-button-padding: 0.5rem 1.5rem;
  --memori-button-border-color: #d9d9d9;
  --memori-button-radius: 5px;
  --memori-button-box-shadow: 0 2px 0 rgba(0, 0, 0, 0.02);
  --memori-blur-background: 0px;
  --memori-drawer--width: 100%;
  --memori-drawer--width--md: 80%;
  --memori-drawer--width--lg: 60%;
  --memori-modal--width: 100%;
  --memori-modal--width--md: 80%;
  --memori-error-color: #ff4d4f;
  --memori-button-disabled-bg: #f9f9f9;
}

You can review the default styles in the styles.css file.

Component overrides

When using the customLayout prop, you can also override the default components used by the client.

const MyCustomChat: LayoutProps['Chat'] = ({ history, sendMessage }) => {
  const [message, setMessage] = React.useState('');

  ...
}

const MyCustomAvatar: LayoutProps['Avatar'] = (props) => {
  ...
}

const CustomLayout: React.FC<LayoutProps> = ({
  avatarProps,
  chatProps,
  StartPanel,
  startPanelProps,
  sessionId,
  hasUserActivatedSpeak,
  loading = false,
  poweredBy,
}) => (
  <>
    <Spin spinning={loading} className="memori-mycustom-layout">
      {poweredBy}

      <div className="memori-mycustom-layout--avatar">
        <MyCustomAvatar {...avatarProps} />
      </div>

      <div className="memori-mycustom-layout--controls">
        {sessionId && hasUserActivatedSpeak && Chat && chatProps ? (
          <MyCustomChat {...chatProps} />
        ) : startPanelProps ? (
          <StartPanel {...startPanelProps} />
        ) : null}
      </div>
    </Spin>
  </>
);

Custom media renderer

You can override the default media renderer by passing a custom function to the customMediaRenderer prop. This can override the default media renderer for all media types or just for a specific one.

You can also use this to extend the default media renderer with additional media types.

<Memori
  ...
  customMediaRenderer={(mimeType: string) => {
    if (mimeType === 'custom/content-type') {
      return <MyCustomImageRenderer />;
    }

    return null;
  }}
/>

Global utilities

When rendered, the Memori widget exposes some global functions that can be used to interact with the Memori.

Get the state of the Twin

let dialogState = getMemoriState();
let sessionID = getMemoriState().sessionID;
let dialogState = getMemoriState(myWidgetIntegrationId); // in case you have multiple widgets on the same page

Otherwise, you can achieve the same result manually by reading from the HTML code of the widget the attribute data-memori-engine-state.

let dialogState = JSON.parse(
  document.querySelector('div[data-memori-engine-state]')?.dataset
    ?.memoriEngineState ?? '{}'
);

Write and send a message to the Twin

Write and send a message to the Twin. You can use this method to send a message to the Twin, such as to continue a conversation with a specific message or following an action.

typeMessage('Hello World!');

Additional parameters:

const waitForPrevious = true; // waits for previous message to be read, default: true
const hidden = true; // message is not visible to the user, only the response is, default: false
const typingText = "Asking the unicorns' opinion..."; // text to show in the loader while the Twin is answering, defaults to none
typeMessage('Hello World!', waitForPrevious, hidden, typingText);

There is also an alias function that does not show the message sent to the user, but only the Twin's response:

const waitForPrevious = true; // waits for previous message to be read, default: true
typeMessageHidden('Hello World!', waitForPrevious);

// alias to
typeMessage('Hello World!', waitForPrevious, true);

Conversation state change event

The onStateChange prop allows you to listen to state changes in the Memori widget.

<Memori
  ...
  onStateChange={(state) => {
    console.log('Memori state changed:', state);
  }}
/>

Or, you can listen to the MemoriNewDialogState event on the document:

document.addEventListener('MemoriNewDialogState', e => {
  console.log('Memori state changed:', e.detail);
});

where e.details is the new state of the Memori. This is useful to use when working with memori-webcomponent.

See also

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Install

npm i @memori.ai/memori-react

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Version

7.12.0

License

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Collaborators

  • memori-ai
  • nzambello
  • andrepat0