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LF2.js
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180 lines (157 loc) · 5.67 KB
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'use strict';
var AWS = require('aws-sdk');
var sqs = new AWS.SQS();
//var sns = new AWS.SNS();
var https = require("https");
// function sendTextMessage(text, phone, callback) {
// // text = "Hello! Here are my Japanese restaurant suggestions for 2 people," +
// // "for today at 7 pm: 1. Sushi Nakazawa, located at 23 Commerce St," +
// // "2. Jin Ramen, located at 3183 Broadway, " +
// // "3. Nikko, located at 1280 Amsterdam Ave. Enjoy your meal!";
// // phone = "+13477614173";
// var params = {
// Message: text, /* required */
// PhoneNumber: phone,
// Subject: 'Restaurant suggestions',
// };
// sns.publish(params, function(err, data) {
// if (err) console.log(err, err.stack); // an error occurred
// else console.log(data); // successful response
// callback(null, "Send message to user's phone number");
// });
// }
function sendEmailMessage(text, email, callback){
// Create sendEmail params
var params = {
Destination: { /* required */
ToAddresses: [
email,
/* more items */
]
},
Message: { /* required */
Body: { /* required */
Text: {
Charset: "UTF-8",
Data: text
}
},
Subject: {
Charset: 'UTF-8',
Data: 'Restaurant Suggestions'
}
},
};
// Create the promise and SES service object
var sendPromise = new AWS.SES({apiVersion: '2010-12-01'}).sendEmail(params).promise();
// Handle promise's fulfilled/rejected states
sendPromise.then(
function(data) {
console.log(data.MessageId);
}).catch(
function(err) {
console.error(err, err.stack);
});
}
function formatText(cuisine, peopleNum, date, time, recommendList) {
var text = "Hello! Here are my " + cuisine + " restaurant suggestions for " +
peopleNum + ", for " + date + " " + time + ": ";
for (let i = 0; i < recommendList.length; ++i) {
text += (i+1) + ". " + recommendList[i].name + ", located at " + recommendList[i].address;
text += i == recommendList.length-1 ? ". Enjoy your meal!" : ", ";
}
return text;
}
function getSuggestionList(message, callback) {
// message organization:
// { "Cuisine":"Japanese",
// "Phone":"1234567890",
// "Time":"19:00",
// "PeopleNum":"Two people",
// "Date":"2018-04-01",
// "Location":"Manhattan" }
// console.log(message);
// var phone = "+1" + message.Phone;
var email = message.Email;
var dict = { location: message.Location.replace(/ /g, "%20"),
categories: message.Cuisine.toLowerCase()+",All",
open_at: Math.floor((new Date(message.Date + " " + message.Time)).getTime()/1000),
sort_by : "review_count",
price : "3",
limit: 3 };
// console.log(dict);
// var dict = { location : "Manhattan",
// categories: "japanese,All",
// open_at : Math.floor(Date.now()/1000),
// limit: 3};
var dict_arr = [];
for (let k in dict) {
dict_arr.push(k + "=" + dict[k]);
}
var criteria = dict_arr.join("&");
console.log(criteria);
var token = "CTaE1qPl13ixw3DRfe2frhwAFbn2Jgl0pi6xX3YKV5WIso139ZHtmz8aQd0VsgyGGZnsCCb8S-GH0zbS9himLVmfpYK_9tR1s4IuxxzPBwxlYAEK85hJDYeBkNLCWnYx";
var object = {
port: 443,
hostname: "api.yelp.com",
path: "/v3/businesses/search?" + criteria,
headers: { "Authorization": "Bearer " + token}
};
var result = [];
https.get(object, res => {
res.setEncoding("utf8");
let body = "";
res.on("data", data => {
body += data;
});
res.on("end", () => {
body = JSON.parse(body);
console.log(body);
for (let i in body.businesses) {
result.push({name: body.businesses[i].name, address: body.businesses[i].location.address1});
}
console.log(result);
let text = formatText(message.Cuisine, message.PeopleNum, message.Date, message.Time, result);
console.log(text);
// sendTextMessage(text, phone, callback);
sendEmailMessage(text, email, callback);
});
});
}
function receiveMessage(callback) {
var params = {
QueueName: 'RestaurantQueue', /* required */
};
sqs.getQueueUrl(params, function(err, data) {
if (err) {
console.log(err, err.stack); // an error occurred
callback(null, "receiveMessage::Failed to getQueueUrl");
} else {
console.log(data); // successful response
var params = {
QueueUrl: data.QueueUrl, /* required */
MaxNumberOfMessages: 1,
VisibilityTimeout: 0,
WaitTimeSeconds: 0
};
sqs.receiveMessage(params, function(err, data) {
if (err) {
console.log(err, err.stack); // an error occurred
callback(null, "receiveMessage::Failed to receive message");
} else {
if (data.Messages && data.Messages.length > 0) {
console.log(((data.Messages)[0]).Body); // successful response
getSuggestionList(JSON.parse(((data.Messages)[0]).Body), callback);
} else {
callback(null, "receiveMessage::no message in SQS queue");
}
}
});
}
});
}
exports.handler = (event, context, callback) => {
receiveMessage(callback);
// SendEmailMessage("hello", "[email protected]", callback);
};