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mafueng.js
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const waiting = require('asyncawait/await');
const async = require('asyncawait/async');
const Promise = require('bluebird');
const _ = require('lodash');
const config = require('config');
const i18n = require('i18n');
i18n.configure(_.merge({}, config.get('i18n')));
const PAYLOAD_NEW_PIN = 'new_pin';
const PAYLOAD_CONTACT_US = 'contact_us';
const PAYLOAD_ENGLISH = 'english';
const PAYLOAD_THAI = 'thai';
const STATE_DISABLED = 'disabled';
const STATE_WAIT_INTENT = 'wait_intent';
const STATE_WAIT_IMG = 'wait_image';
const STATE_WAIT_LOCATION = 'wait_location';
const STATE_WAIT_LOCATION_DETAIL = 'wait_location_detail';
const STATE_WAIT_DESC = 'wait_desc';
const STATE_WAIT_TAGS = 'wait_tags';
const categories = [
'repair',
'service',
'IT',
'suggestion',
'classroom',
'safety',
'sanitary',
'traffic',
'others',
];
module.exports = (m, api, conversation, apiUserId) => {
function tagReplies(context) {
const tags = [m.createQuickReplyButton(context.__('#done'), 'isEnding')];
const categoryTags = _.map(categories, cat =>
m.createQuickReplyButton(`#${context.__(cat)}`, cat)
);
return tags.concat(categoryTags);
}
function greet(userid, context) {
const buttons = [
m.createPostbackButton(context.__('Report an issue'), PAYLOAD_NEW_PIN),
m.createPostbackButton(context.__('Contact us'), PAYLOAD_CONTACT_US),
];
if (context.language === 'en') {
buttons.push(m.createPostbackButton(context.__('Please say in Thai'), PAYLOAD_THAI));
} else {
buttons.push(m.createPostbackButton(context.__('Please say in Thai'), PAYLOAD_ENGLISH));
}
m.sendButton(
userid,
context.__('Hi {{name}}! What would you like to do today?',
{ name: context.profile.first_name }
),
buttons
);
}
function addPhotos(attachments, context) {
attachments = _.filter(attachments, (item) =>
_.includes(['image', 'video'], item.type)
);
return Promise.map(attachments, (item) =>
new Promise((resolve) => {
// This could be a link to photo or video
api.uploadPhotoFromURL(item.payload.url, (res) => {
item.payload.url = res.url;
resolve(item);
});
})
).each((item) => {
let type = 'videos';
if (item.type === 'image') {
type = 'photos';
}
context[type].push(item.payload.url);
});
}
function processText(messageText, context) {
// Sanitize string
messageText = messageText.trim().replace(/[\s\n\r]+/g, ' ');
let isEnding = false;
let endPos = -1;
// Check if the message contains the ending string and strip it off
endPos = messageText.indexOf(context.__('#done'));
if (endPos >= 0) {
isEnding = true;
messageText = messageText.substr(0, endPos);
}
if (messageText.length > 0) {
if (context.desc) {
context.desc.push(messageText);
context.descLength += messageText.length;
} else {
context.desc = [messageText];
context.descLength = messageText.length;
}
const hashtags = [];
// Hacky solution -- regex gets too complicated with unicode characters.
// https://github.com/twitter/twitter-text/blob/master/js/twitter-text.js
const tokens = messageText.split(' ');
tokens.forEach(str => {
if (str[0] === '#' || str[0] === '#') {
hashtags.push(str.substr(1));
}
});
if (hashtags.length > 0) {
context.hashtags.push.apply(context.hashtags, hashtags);
}
}
return isEnding;
}
const enterNull = async((event, context) => {
const userid = event.sender.id;
// New session
context.firstReceived = event.timestamp;
const profile = waiting(new Promise((resolve) => {
m.getProfile(userid, resolve);
}));
context.profile = profile;
context.lastSent = (new Date()).getTime();
context.state = STATE_WAIT_INTENT;
greet(userid, context);
waiting(conversation.updateContext(userid, context));
});
const enterWaitIntent = async((event, context) => {
const userid = event.sender.id;
const postback = event.postback ? event.postback.payload : undefined;
if (postback === PAYLOAD_NEW_PIN) {
context.lastSent = (new Date()).getTime();
m.sendText(userid, context.__("Awesome, let's get started!"));
waiting(new Promise((resolve) => {
setTimeout(() => {
context.lastSent = (new Date()).getTime();
context.state = STATE_WAIT_IMG;
context.photos = [];
context.videos = [];
m.sendText(
userid,
context.__('First, can you send me photos or videos of the issue you found?')
);
resolve();
}, 1000);
}));
} else if (postback === PAYLOAD_CONTACT_US) {
context.lastSent = (new Date()).getTime();
context.state = STATE_DISABLED;
m.sendText(
userid,
context.__('You can leave us messages, ' +
'and our staff will get back to you as soon as possible.')
);
} else {
m.sendText(userid, context.__('Slow down, could you please answer my question first?'));
}
waiting(conversation.updateContext(userid, context));
});
const enterWaitImg = async((event, context) => {
const userid = event.sender.id;
const message = event.message;
const messageText = message ? message.text : undefined;
const isSticker = message ? !!message.sticker_id : false;
const attachments = message ? message.attachments : undefined;
const isSkipping = messageText && (messageText.indexOf(context.__('#skip')) >= 0);
if (isSkipping || attachments) {
if (isSkipping ||
(!isSticker && (attachments[0].type === 'image' || attachments[0].type === 'video'))) {
if (!isSkipping) {
context.lastSent = (new Date()).getTime();
m.sendText(userid, context.__('(Y) Sweet!'));
waiting(addPhotos(attachments, context));
}
waiting(new Promise((resolve) => {
setTimeout(() => {
context.lastSent = (new Date()).getTime();
context.state = STATE_WAIT_LOCATION;
m.sendTextWithLocationPrompt(
userid,
context.__(
'Next, can you help us locate the issue by sharing the location? ' +
'You can move the map around to pin the exact location ' +
'or pick a place from the list.'
)
);
resolve();
}, 1000);
}));
} else {
m.sendText(
userid,
context.__("Just photos or videos please. I'm getting confused! 😓")
);
}
} else {
m.sendTextWithReplies(
userid,
context.__("If you really don't have photos or videos, you may skip this step."),
[m.createQuickReplyButton(context.__('#skip'), 'isSkipping')]
);
}
waiting(conversation.updateContext(userid, context));
});
const enterWaitLocation = async((event, context) => {
const userid = event.sender.id;
const message = event.message;
const messageText = message ? message.text : undefined;
const isSticker = message ? !!message.sticker_id : false;
const attachments = message ? message.attachments : undefined;
const isSkipping = messageText && (messageText.indexOf(context.__('#skip')) >= 0);
if (isSkipping || (attachments && attachments[0].type === 'location')) {
if (!isSkipping) {
context.lastSent = (new Date()).getTime();
m.sendText(userid, context.__('🚩 Ahh, got it.'));
const point = attachments[0].payload.coordinates;
context.location = [point.lat, point.long];
context.locationTitle = attachments[0].title;
if (context.locationTitle === 'Pinned Location' ||
context.locationTitle === 'ตำแหน่งที่ตั้งที่ปักหมุดไว้') {
context.locationTitle = '';
}
} else {
context.location = undefined;
context.locationTitle = '';
}
waiting(new Promise((resolve) => {
setTimeout(() => {
context.lastSent = (new Date()).getTime();
context.state = STATE_WAIT_LOCATION_DETAIL;
m.sendTextWithReplies(
userid,
context.__(
'Any additional detail of the location, like floor or room number, ' +
'would be great!'
),
[m.createQuickReplyButton(context.__('#skip'), 'isSkipping')]
);
resolve();
}, 1000);
}));
} else if (!isSticker && attachments && attachments.length > 0 &&
(attachments[0].type === 'image' || attachments[0].type === 'video')) {
// Add photos/videos
context.lastSent = (new Date()).getTime();
m.sendText(userid, context.__("(Y) Cool! Don't forget to send me the location."));
waiting(addPhotos(attachments, context));
} else {
m.sendTextWithReplies(
userid,
context.__("If you really can't input location, you may skip this step."),
[m.createQuickReplyButton(context.__('#skip'), 'isSkipping')]
);
}
waiting(conversation.updateContext(userid, context));
});
const enterWaitLocationDetail = async((event, context) => {
const userid = event.sender.id;
const message = event.message;
const messageText = message ? message.text : undefined;
const isSkipping = messageText && (messageText.indexOf(context.__('#skip')) >= 0);
if (messageText) {
if (!isSkipping) {
context.locationDesc = messageText;
}
context.lastSent = (new Date()).getTime();
m.sendText(userid, context.__('Great, thank you.'));
waiting(new Promise((resolve) => {
setTimeout(() => {
context.lastSent = (new Date()).getTime();
context.state = STATE_WAIT_DESC;
context.hashtags = [];
m.sendText(
userid,
context.__("Alright, can you explain the issue you'd like to report today? " +
'Please make it as detailed as possible.')
);
resolve();
}, 1000);
}));
}
waiting(conversation.updateContext(userid, context));
});
const enterWaitDesc = async((event, context) => {
const userid = event.sender.id;
const message = event.message;
const messageText = message ? message.text : undefined;
const isSticker = message ? !!message.sticker_id : false;
const attachments = message ? message.attachments : undefined;
if (messageText) {
const isEnding = processText(messageText, context);
if (isEnding) {
context.state = STATE_WAIT_TAGS;
context.categories = [];
m.sendTextWithReplies(
userid,
context.__(
'Could you please help me select appropriate categories for the issue? ' +
'You can pick one from the list below or type #<category> for a custom category.'
),
tagReplies(context).slice(1)
);
} else {
if (context.desc.length === 1) {
// After 1st response
context.lastSent = (new Date()).getTime();
m.sendTextWithReplies(
userid,
context.__("You can keep on typing! Send '#done' when you finish so that " +
'we can proceed to the next step.'),
_.take(tagReplies(context), 1)
);
} else if (context.descLength > 140) {
context.lastSent = (new Date()).getTime();
m.sendTextWithReplies(
userid,
context.__("Done? If not, don't worry, I'm still listening."),
_.take(tagReplies(context), 1)
);
} else {
m.sendTextWithReplies(
userid,
'',
_.take(tagReplies(context), 1)
);
}
}
} else if (!isSticker && attachments) {
if (attachments[0].type === 'image' || attachments[0].type === 'video') {
// Add photos/videos
context.lastSent = (new Date()).getTime();
m.sendText(userid, context.__('The photos/videos have been added.'));
addPhotos(attachments, context);
} else if (attachments[0].type === 'location') {
context.lastSent = (new Date()).getTime();
m.sendText(userid, context.__('🚩 The location has been updated.'));
const point = attachments[0].payload.coordinates;
context.location = [point.lat, point.long];
}
}
waiting(conversation.updateContext(userid, context));
});
const enterWaitTags = async((event, context) => {
const userid = event.sender.id;
const message = event.message;
const messageText = message ? message.text : undefined;
if (messageText) {
if (message.quick_reply) {
if (message.quick_reply.payload !== 'isEnding') {
context.categories.push(message.quick_reply.payload);
}
}
const isEnding = processText(messageText, context);
if (isEnding) {
context.lastSent = (new Date()).getTime();
m.sendText(
userid,
context.__('Thank you very much, {{name}}. Your issue has been ' +
'submitted. We will notify the team as soon as possible.',
{ name: context.profile.first_name }
)
);
const desc = context.desc.join(' ');
const user = context.profile;
user.facebook_id = userid;
const res = waiting(new Promise((resolve) => {
const data = {
categories: context.categories,
created_time: (new Date()).getTime(),
detail: desc,
location: {
coordinates: context.location,
title: context.locationTitle,
desc: context.locationDesc,
},
owner: apiUserId,
user,
photos: context.photos,
provider: apiUserId,
status: 'pending',
tags: context.hashtags,
organization: '583ddb7a3db23914407f9b58',
};
console.log(data);
api.postPin(data, resolve);
}));
const pinId = res._id;
const elements = [{
title: 'iCare - Chula Engineering',
subtitle: desc,
item_url: `https://icare.eng.chula.ac.th/pins/${pinId}`,
image_url: context.photos[0] ||
'https://icare.eng.chula.ac.th/public/image/logo-l.png',
}];
m.sendGeneric(userid, elements);
waiting(conversation.updateContext(userid, { url: context.url }));
} else {
context.lastSent = (new Date()).getTime();
m.sendTextWithReplies(
userid,
context.__('Anything else? You can keep adding more tags.'),
tagReplies(context)
);
waiting(conversation.updateContext(userid, context));
}
}
});
return {
onMessaged: async((event) => {
console.log(event);
const userid = event.sender.id;
const message = event.message;
const messageText = message ? message.text : undefined;
const postback = event.postback ? event.postback.payload : undefined;
// eslint-disable-next-line
let context = waiting(conversation.getContext(userid));
// console.log('---- Loaded previous context');
// console.log(context);
// Override context
if (messageText === '#เริ่มใหม่' || postback === PAYLOAD_THAI) {
context = { url: '/?lang=th' };
} else if (postback === PAYLOAD_ENGLISH) {
context = { url: '/?lang=en' };
}
i18n.init(context);
context.lastReceived = event.timestamp;
if (context.state === STATE_DISABLED) {
return;
}
switch (context.state) {
case STATE_WAIT_INTENT:
waiting(enterWaitIntent(event, context));
break;
case STATE_WAIT_IMG:
waiting(enterWaitImg(event, context));
break;
case STATE_WAIT_LOCATION:
waiting(enterWaitLocation(event, context));
break;
case STATE_WAIT_LOCATION_DETAIL:
waiting(enterWaitLocationDetail(event, context));
break;
case STATE_WAIT_DESC:
waiting(enterWaitDesc(event, context));
break;
case STATE_WAIT_TAGS:
waiting(enterWaitTags(event, context));
break;
default:
waiting(enterNull(event, context));
}
// console.log('-- Saved context --');
// console.log(context);
}),
};
};