/*****************************************************************************\
|                                               ( )_  _                       |
|    _ _    _ __   _ _    __    ___ ___     _ _ | ,_)(_)  ___   ___     _     |
|   ( '_`\ ( '__)/'_` ) /'_ `\/' _ ` _ `\ /'_` )| |  | |/',__)/' _ `\ /'_`\   |
|   | (_) )| |  ( (_| |( (_) || ( ) ( ) |( (_| || |_ | |\__, \| ( ) |( (_) )  |
|   | ,__/'(_)  `\__,_)`\__  |(_) (_) (_)`\__,_)`\__)(_)(____/(_) (_)`\___/'  |
|   | |                ( )_) |                                                |
|   (_)                 \___/'                                                |
|                                                                             |
| General Bots Copyright (c) Pragmatismo.io. All rights reserved.             |
| Licensed under the AGPL-3.0.                                                |
|                                                                             | 
| According to our dual licensing model, this program can be used either      |
| under the terms of the GNU Affero General Public License, version 3,        |
| or under a proprietary license.                                             |
|                                                                             |
| The texts of the GNU Affero General Public License with an additional       |
| permission and of our proprietary license can be found at and               |
| in the LICENSE file you have received along with this program.              |
|                                                                             |
| This program is distributed in the hope that it will be useful,             |
| but WITHOUT ANY WARRANTY; without even the implied warranty of              |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                |
| GNU Affero General Public License for more details.                         |
|                                                                             |
| "General Bots" is a registered trademark of Pragmatismo.io.                 |
| The licensing of the program under the AGPLv3 does not imply a              |
| trademark license. Therefore any rights, title and interest in              |
| our trademarks remain entirely with us.                                     |
|                                                                             |
\*****************************************************************************/

import React from "react";
import GBMarkdownPlayer from "./players/GBMarkdownPlayer.js";
import GBImagePlayer from "./players/GBImagePlayer.js";
import GBVideoPlayer from "./players/GBVideoPlayer.js";
import GBLoginPlayer from "./players/GBLoginPlayer.js";
import GBBulletPlayer from "./players/GBBulletPlayer.js";
import SidebarMenu from "./components/SidebarMenu.js";
import GBCss from "./components/GBCss.js";
import { DirectLine } from "botframework-directlinejs";
import { ConnectionStatus } from "botframework-directlinejs";
import { SpeechRecognizer } from "botframework-webchat";
import { SpeechSynthesizer } from "botframework-webchat";
import { SynthesisGender } from "botframework-webchat";
import { Chat } from "botframework-webchat";
import GBPowerBIPlayer from "./players/GBPowerBIPlayer.js";
import { UserAgentApplication } from "msal";
import { Observable } from 'rxjs'

class GBUIApp extends React.Component {
    constructor() {
        super();

        this.state = {
            line: null,
            instance: null,
            token: null,
            instanceClient: null
        };
        window.user = this.getUser()
    }

    sendToken(token) {
        
        setTimeout(() => {
            window.line
                .postActivity({
                    type: "event",
                    name: "updateToken",
                    data: token,
                    locale: "en-us",
                    textFormat: "plain",
                    timestamp: new Date().toISOString(),
                    from: this.getUser()
                })
                .subscribe(() => {
                    window.userAgentApplication.logout();
                    console.log("updateToken done")
                });
        }, 400);
    }

    send(command) {
        window.line
            .postActivity({
                type: "event",
                name: command,
                locale: "en-us",
                textFormat: "plain",
                timestamp: new Date().toISOString(),
                from: this.getUser()
            })
            .subscribe(console.log("EVENT SENT TO Guaribas."));
    }

    getUser() {
        return { id: "webUser@gb", name: "You" };
    }

    postEvent(name, value) {
        window.line.postActivity({
            type: "event",
            value: value,
            from: this.getUser(),
            name: name
        });
    }

    postMessage(value) {
        window.line.postActivity({
            type: "message",
            text: value,
            from: this.getUser()
        });
    }

    configureChat() {
        var botId = window.location.href.split("/")[3];
        if (botId.indexOf('#') != -1) {
            botId = botId.split("#")[0];
        }

        if (!botId || botId == "") {
            botId = "[default]";
        }

        fetch("/instances/" + botId)
            .then(res => res.json())
            .then(
                result => {
                    this.setState({ instanceClient: result });
                    this.setupBotConnection();
                },
                error => {
                    this.setState({
                        isLoaded: false,
                        err: error
                    });
                }
            );
    }

    authenticate() {
        let _this_ = this;
        let authority =
            "https://login.microsoftonline.com/" +
            this.state.instanceClient.authenticatorTenant;

        let graphScopes = ["Directory.AccessAsUser.All"];

        let userAgentApplication = new UserAgentApplication(
            this.state.instanceClient.authenticatorClientId,
            authority,
            function(errorDesc, token, error, tokenType) {
                if (error) {
                    console.log(error);
                }
            }
        );
        window.userAgentApplication = userAgentApplication;

        if (!userAgentApplication.isCallback(window.location.hash) && window.parent === window && !window.opener) {
            var user = userAgentApplication.getUser();
            if (user) {
                userAgentApplication.acquireTokenSilent(graphScopes).then(function(accessToken) {
                    _this_.sendToken(accessToken);
                }, function(error) {
                    console.log(error);
                })
            }
        }
    }

    setupBotConnection() {
        let _this_ = this;
        window["botchatDebug"] = true;

        const line = new DirectLine({
            secret: this.state.instanceClient.secret
        });

        line.connectionStatus$.subscribe(connectionStatus => {
            if (connectionStatus === ConnectionStatus.Online) {
                _this_.setState({ line: line });
                line.postActivity({
                    type: "event",
                    value: "startGB",
                    from: this.getUser(),
                    name: "startGB"
                });
            }
        });

        window.line = line;
        this.postEvent("startGB", true);

        line.activity$
            .filter(
                activity =>
                    activity.type === "event" && activity.name === "loadInstance"
            )
            .subscribe(activity => {
                _this_.setState({ instance: activity.value });
                _this_.authenticate()
            });

        line.activity$
            .filter(activity => activity.type === "event" && activity.name === "stop")
            .subscribe(activity => {
                if (_this_.player) {
                    _this_.player.stop();
                }
            });

        line.activity$
            .filter(activity => activity.type === "event" && activity.name === "play")
            .subscribe(activity => {
                _this_.setState({ playerType: activity.value.playerType });
                _this_.player.play(activity.value.data);
            });
    }

    componentDidMount() {
        this.configureChat();
    }

    render() {


        let playerComponent = "";

        if (this.state.playerType) {
            switch (this.state.playerType) {
                case "markdown":
                    playerComponent = (
                        <GBMarkdownPlayer
                            app={this}
                            ref={player => {
                                this.player = player;
                            }}
                        />
                    );
                    break;
                case "bullet":
                    playerComponent = (
                        <GBBulletPlayer
                            app={this}
                            ref={player => {
                                this.player = player;
                            }}
                        />
                    );
                    break;
                case "video":
                    playerComponent = (
                        <GBVideoPlayer
                            app={this}
                            ref={player => {
                                this.player = player;
                            }}
                        />
                    );
                    break;
                case "image":
                    playerComponent = (
                        <GBImagePlayer
                            app={this}
                            ref={player => {
                                this.player = player;
                            }}
                        />
                    );
                    break;
                case "pbi":
                    playerComponent = (
                        <GBPowerBIPlayer
                            app={this}
                            ref={player => {
                                this.player = player;
                            }}
                        />
                    );
                    break;
                case "login":
                    playerComponent = (
                        <GBLoginPlayer
                            app={this}
                            ref={player => {
                                this.player = player;
                            }}
                        />
                    );
                    break;
                default:
                    console.log(
                        "GBERROR: Unknow player type specified on message from server."
                    );
                    break;
            }


        }

        let speechOptions;
        let chat = <div />;
        let gbCss = <div />;


        let sideBar = (
            <div className="sidebar">
                <SidebarMenu chat={this.chat} instance={this.state.instance} />
            </div>
        );

        if (this.state.line && this.state.instance) {
            let token = this.state.instanceClient.speechToken;
            gbCss = <GBCss instance={this.state.instance} />;

            function getToken() {
                return new Promise((resolve, reject) => {
                    resolve(token);
                });
            }

            // speechOptions = {
            //     speechRecognizer: new SpeechRecognizer({
            //         locale: "pt-br",
            //         fetchCallback: (authFetchEventId) => getToken(),
            //         fetchOnExpiryCallback: (authFetchEventId) => getToken()
            //     }),
            //     speechSynthesizer: new SpeechSynthesizer({
            //         fetchCallback: (authFetchEventId) => getToken(),
            //         fetchOnExpiryCallback: (authFetchEventId) => getToken(),
            //         gender: SynthesisGender.Male,
            //         voiceName: 'Microsoft Server Speech Text to Speech Voice (pt-BR, Daniel, Apollo)'
            //     })
            // };

            chat = (
                 <Chat
                     ref={chat => {
                         this.chat = chat;
                     }}
                     locale={'pt-br'}
                     botConnection={this.state.line}
                     user={this.getUser()}
                     bot={{ id: "bot@gb", name: "Bot" }}
                     // speechOptions={speechOptions}
                 />
            );

        }

        if (!this.state.instance) {
            sideBar = "";
        }
        
        return (
            <div>
                {gbCss}
                {sideBar}
                <div className="player">{playerComponent}</div>
                {chat}
            </div>
        );
    }
}

export default GBUIApp;