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handler.js
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handler.js
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("use strict");
const connection = require("./db_connect");
const AWS = require('aws-sdk');
const AmazonCognitoIdenty = require('amazon-cognito-identity-js');
global.fetch = require('node-fetch')
const UserPoolId = "us-east-1_OMQMoL5ak"
const ClientId = "54v0fu6g3bdjrrmn49rum3h9i1"
const poolData = {
UserPoolId,
ClientId
}
AWS.config.update({
region: 'us-east-1'
})
async function registerUserAWS(json) {
const {
telephoneNumber,
confirmationCode,
password
} = json
return new Promise((resolve, reject) => {
let attibuteList = []
attibuteList.push(new AmazonCognitoIdenty.CognitoUserAttribute({
Name:"phone_number",
Value: telephoneNumber
}));
// attibuteList.push(new AmazonCognitoIdenty.CognitoUserAttribute({
// Name:"custom:confirmationCode",
// Value: confirmationCode
// }))
const userPool = new AmazonCognitoIdenty.CognitoUserPool(poolData)
userPool.signUp(telephoneNumber, password, attibuteList, null, function(err, result){
if(err) {
return resolve({
statusCode: 500,
err
})
}
resolve({
statusCode: 200,
confirmationCode,
message: 'User sucessfully registered'
})
})
})
}
module.exports.saveUserOnDatabase = async (event, context, callback) => {
console.log('SAVE', event)
callback(null, {
statusCode: 200,
body: 'POST SignUp Sucesssssssssss!'
})
}
module.exports.registerUser = async (event, context, callback) => {
// send the response right away when the callback runs, instead of waiting for the Node.js event loop to be empty
// for more info: https://docs.aws.amazon.com/lambda/latest/dg/nodejs-context.html
console.log('Body', event.body)
context.callbackWaitsForEmptyEventLoop = false;
const json = JSON.parse(event.body)
console.log('CHEGOU AQUI !!!')
const result = await registerUserAWS(json)
callback(null, {
statusCode: result.statusCode,
body: JSON.stringify(result)
})
};
module.exports.getUsers = async (event, context, callback) => {
// send the response right away when the callback runs, instead of waiting for the Node.js event loop to be empty
// for more info: https://docs.aws.amazon.com/lambda/latest/dg/nodejs-context.html
context.callbackWaitsForEmptyEventLoop = false;
const getUsersPromise = new Promise((resolve, reject) => {
connection.query("SELECT * FROM users", function (err, results) {
if (err) {
reject({ error: err });
} else {
resolve(results);
}
});
});
const result = await getUsersPromise;
callback(null, {
statusCode: result.error ? result.error.statusCode || 500 : 200,
body: result.error
? "Error: Could not find Todos: " + result.error
: JSON.stringify(result),
});
};
module.exports.createUser = async (event, context, callback) => {
// send the response right away when the callback runs, instead of waiting for the Node.js event loop to be empty
// for more info: https://docs.aws.amazon.com/lambda/latest/dg/nodejs-context.html
context.callbackWaitsForEmptyEventLoop = false;
const qs = require("querystring");
const data = qs.parse(event.body);
if (
!event.multiValueHeaders["Content-Type"].includes(
"application/x-www-form-urlencoded"
)
) {
callback(null, {
statusCode: 400,
body:
"Error: Content-Type is different of accepted ['application/x-www-form-urlencoded']",
});
}
const createUserPromise = new Promise((resolve, reject) => {
const sql = "INSERT INTO users (name, email) VALUES (?,?)";
const values = [data.name, data.email];
connection.query(sql, values, function (err, results) {
if (err) {
reject({ error: err });
} else {
resolve(results);
}
});
});
const result = await createUserPromise;
callback(null, {
statusCode: result.error ? result.error.statusCode || 500 : 200,
body: result.error
? "Error: Could not create User: " + result.error
: JSON.stringify({
message: "User created successfully!",
userId: result.insertId,
name: data.name,
email: data.email,
}),
});
};
module.exports.updateUser = async (event, context, callback) => {
// send the response right away when the callback runs, instead of waiting for the Node.js event loop to be empty
// for more info: https://docs.aws.amazon.com/lambda/latest/dg/nodejs-context.html
context.callbackWaitsForEmptyEventLoop = false;
const qs = require("querystring");
const data = qs.parse(event.body);
if (
!event.multiValueHeaders["Content-Type"].includes(
"application/x-www-form-urlencoded"
)
) {
callback(null, {
statusCode: 400,
body:
"Error: Content-Type is different of accepted ['application/x-www-form-urlencoded']",
});
}
const updateUserPromise = new Promise((resolve, reject) => {
const sql = "UPDATE users SET name=?, email=? WHERE userId=?";
const values = [data.name, data.email, event.pathParameters.id];
connection.query(sql, values, function (err, results) {
if (err) {
reject({ error: err });
} else {
resolve(results);
}
});
});
const result = await updateUserPromise;
callback(null, {
statusCode: result.error ? result.error.statusCode || 500 : 200,
body: result.error
? "Error: Could not update User: " + result.error
: JSON.stringify({
message: "User updated successfully!",
}),
});
};
module.exports.deleteUser = async (event, context, callback) => {
// send the response right away when the callback runs, instead of waiting for the Node.js event loop to be empty
// for more info: https://docs.aws.amazon.com/lambda/latest/dg/nodejs-context.html
context.callbackWaitsForEmptyEventLoop = false;
const qs = require("querystring");
if (
!event.multiValueHeaders["Content-Type"].includes(
"application/x-www-form-urlencoded"
)
) {
callback(null, {
statusCode: 400,
body:
"Error: Content-Type is different of accepted ['application/x-www-form-urlencoded']",
});
}
const haveUserPromise = new Promise((resolve, reject) => {
const sql = "SELECT * FROM users WHERE userId=?";
const values = [event.pathParameters.id];
connection.query(sql, values, function (err, results) {
if (err) {
reject({ error: err });
} else {
resolve(results);
}
});
});
const deleteUserPromise = new Promise((resolve, reject) => {
const sql = "DELETE FROM users WHERE userId=?";
const values = [event.pathParameters.id];
connection.query(sql, values, function (err, results) {
if (err) {
reject({ error: err });
} else {
resolve(results);
}
});
});
var result = await haveUserPromise.then(async result => {
if (result.length) {
return await deleteUserPromise;
} else {
return { userId: event.pathParameters.id }
}
})
callback(null, {
statusCode: result.error ? result.error.statusCode || 500 : 200,
body: result.error
? "Error: Could not delete User: " + result.error
: JSON.stringify({
message: result.userId ? "Could found user with id: " + result.userId : "User deleted successfully!",
}),
});
};