StateBot.ts

import { TurnContext, ConversationReference, Middleware, Storage, ConversationState, UserState, MemoryStorage } from 'botbuilder';
import { BaseBot } from './BaseBot';
import { StateContext } from './StateContext';

const key = 'github.com/billba/botbldr';

export abstract class StateBot <Conversation = any, User = any> extends BaseBot<StateContext<Conversation, User>> {
    conversationState: ConversationState<Conversation>;
    userState: UserState<User>;

    constructor (storage: Storage = new MemoryStorage()) {
        super();
        this.conversationState = new ConversationState<Conversation>(storage, key);
        this.userState = new UserState<User>(storage, key);
    }

    getContext(
        context: TurnContext,
    ) {
        return StateContext.from(context, this.conversationState, this.userState)
    }
}