reminderDialog.js

const { ComponentDialog, TextPrompt, WaterfallDialog} = require('botbuilder-dialogs');
const reminderId = 'reminderDialog';
const jsonfile = require('jsonfile');
//Module for scheduling emails
const {scheduler} = require('./scheduler.js');
//Prompt for Date
const { DatePrompt } = require('./prompts/datePrompt');
const GET_DATE_PROMPT = 'datePrompt';
//Prompt for Time
const { TimePrompt } = require('./prompts/timePrompt');
const GET_TIME_PROMPT = 'timePrompt'
//Prompt for Task
const { TaskPrompt } = require('./prompts/taskPrompt');
const GET_TASK_PROMPT = 'taskPrompt';
//Module for recording xAPI statements
const { xAPI_Statements } = require('./xAPI_Statements');


class ReminderDialog extends ComponentDialog {
    
    constructor(id){
        super(id);
        this.initialDialogId = reminderId; //*** Not needed? */

        this.addDialog(new TextPrompt('textPrompt')); 

        this.addDialog(new WaterfallDialog(reminderId, [
            this.promptForTask.bind(this),
            this.captureTask.bind(this),
            this.promptForDate.bind(this),
            this.promptForTime.bind(this),
            this.completeReminder.bind(this)
         ]));

        //Create xAPI_Handler Object
        this.xAPI_Handler = new xAPI_Statements();
        
        //Add Prompts
        //GET_TASK_PROMPT Will validate user tasks
        this.addDialog(new TaskPrompt(GET_TASK_PROMPT));
        //GET_DATE_PROMPT will validate input date
        this.addDialog(new DatePrompt(GET_DATE_PROMPT));
        //GET_TIME_PROMPT Will validate input time
        this.addDialog(new TimePrompt(GET_TIME_PROMPT));

    }

    async promptForTask(step){
        step.values.task = {};
        step.values.profile = {};
        step.values.profile = step.options.profile;
        var tasks = jsonfile.readFileSync(`./Resources/Classes/${step.values.profile.class}/Teams/${step.values.profile.team}/tasks.json`);
        let task_list = Object.keys(tasks);
        return await step.prompt(GET_TASK_PROMPT, 'What task would you like to see?',task_list);
    }

    async captureTask(step){
        var tasks = jsonfile.readFileSync(`./Resources/Classes/${step.values.profile.class}/Teams/${step.values.profile.team}/tasks.json`);
        step.values.task = tasks[`${step.result.value}`]
        return await step.next();
    }

    async promptForDate(step){
        step.values.date = {}
        return await step.prompt(GET_DATE_PROMPT, 'What date would you like this reminder to be sent?');
    }

    async promptForTime(step){
        step.values.date = step.result;
        step.values.time = {};
        return await step.prompt(GET_TIME_PROMPT, 'What time would you like this reminder to be sent?');
    }

    async completeReminder(step){
        step.values.time = step.result;
        step.values.schedule = {};
        step.values.schedule.date = step.values.date[0].value;
        step.values.schedule.task = step.values.task.description;
        scheduler.email(`${step.values.profile.email}`,`${step.values.schedule.date}`, `${step.values.time}`, `${step.values.schedule.task}`);
        this.xAPI_Handler.recordSchedule(step.values.profile.email);
        await step.context.sendActivity(`Reminder will be sent to ${step.values.profile.email}, on ${step.values.schedule.date}, at ${step.values.time}.`)
        return await step.endDialog(step.values.schedule);
    }



}


exports.ReminderDialog=ReminderDialog;