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api.js
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748 lines (694 loc) · 35.6 KB
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const express = require('express');
const sqlite3 = require('sqlite3').verbose();
const app = express();
app.use(express.json());
const port = 3000;
const db = new sqlite3.Database('database.db');
// Endpoints de COMPANYS
app.post('/api/v1/company/insert', (req, res) => { //INSERT
const query = `SELECT * FROM Company WHERE company_name ='${req.body.company_name}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
console.log(`Error, la compañia ${req.body.company_name} ya existe`);
res.status(400).json({status: "failed", description: `the company ${req.body.company_name} already exists`});
}
else{
const query1 = `INSERT INTO Company (company_name, company_api_key) VALUES ('${req.body.company_name}', '${get_api_key()}');`;
db.run(query1, (error) => {
if (error) {
console.error(error);
}
else {
console.log("New company inserted");
res.status(201).json({status: "successful"});
}
});
}
}
});
});
app.get('/api/v1/company/read', (req, res) => { //READ
const query = `SELECT * FROM Company;`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
}
else {
//console.log(rows);
res.status(200).json({status: 'successful', rows});
}
});
});
app.delete('/api/v1/company/delete', (req, res) => { //DELETE
const query = `SELECT * FROM Company WHERE company_name = '${req.body.company_name}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
}
else {
if(rows.length >= 1){
const query1 = `DELETE FROM Company WHERE company_name = '${req.body.company_name}';`;
db.run(query1, (error) => {
if (error) {
console.error(error);
}
else {
console.log(`Company ${req.body.company_name} deleted`);
res.status(200).json({status: "successful"});
}
});
}
else{
console.log(`Error, la compañia ${req.body.company_name} no existe`);
res.status(400).json({status: "failed", description: `the company ${req.body.company_name} not exist`});
}
}
});
});
app.put('/api/v1/company/update', (req, res) => { //UPDATE
const query = `SELECT * FROM Company WHERE company_name = '${req.body.company_name}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
}
else {
if(rows.length >= 1){
if(req.body.company_name == req.body.new_company_name){
console.log(`Error, new company name cannot be equal to actual company name`);
res.status(400).json({status: "failed", description: `new company name cannot be equal to actual company name`});
}
else{
const ID = rows[0].ID;
const query1 = `UPDATE Company SET company_name = '${req.body.new_company_name}' WHERE ID = ${ID};`;
db.run(query1, (error) => {
if (error) {
console.error(error);
}
else {
console.log(`Company ${req.body.company_name} updated`);
res.status(200).json({status: "successful"});
}
});
}
}
else{
console.log(`Error, la compañia ${req.body.company_name} no existe`);
res.status(400).json({status: "failed", description: `the company ${req.body.company_name} not exist`});
}
}
});
});
// Endpoints de LOCATIONS
app.post('/api/v1/locations/insert', (req, res) => { //INSERT
const query = `SELECT * FROM Company WHERE company_api_key ='${req.body.company_api_key}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const ID = rows[0].ID;
const query1 = `SELECT * FROM Location WHERE company_id = ${ID} AND location_name = '${req.body.location_name}' AND location_country = '${req.body.location_country}' AND location_city = '${req.body.location_city}';`; //agregar location_meta ?
db.all(query1, (error, rows) => {
if (error) {
console.error(error);
}
else {
if (rows.length >= 1 ){
console.log(`Error, ya existe un Location con estas caracteristicas`);
res.status(400).json({status: "failed", description: `ya existe un Location con estas caracteristicas`});
}
else{
const query2 = `INSERT INTO Location (company_id, location_name, location_country, location_city, location_meta) VALUES (${ID}, '${req.body.location_name}', '${req.body.location_country}', '${req.body.location_city}', '${req.body.location_meta}');`;
db.run(query2, (error) => {
if (error) {
console.error(error);
}
else {
console.log(`Location insert for company_api_key ${req.body.company_api_key}`);
res.status(200).json({status: "successful"});
}
});
}
}
});
}
else{
console.log(`Error, ${req.body.company_api_key} no esta asociada a ninguna company`);
res.status(400).json({status: "failed", description: `${req.body.company_api_key} no esta asociada a ninguna company`});
}
}
});
});
app.get('/api/v1/locations/read_all', (req, res) => { //READ_ALL
const query = `SELECT * FROM Company WHERE company_api_key ='${req.body.company_api_key}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const ID = rows[0].ID;
const query1 = `SELECT * FROM Location WHERE company_id = ${ID};`;
db.all(query1, (error, rows) => {
if (error) {
console.error(error);
}
else {
res.status(200).json({status: 'successful', rows});
}
});
}
else{
console.log(`Error, ${req.body.company_api_key} no esta asociada a ninguna company`);
res.status(400).json({status: "failed", description: `${req.body.company_api_key} no esta asociada a ninguna company`});
}
}
});
});
app.get('/api/v1/locations/read_one', (req, res) => { //READ_one
const query = `SELECT * FROM Company WHERE company_api_key ='${req.body.company_api_key}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const ID = rows[0].ID;
const query1 = `SELECT * FROM Location WHERE company_id = ${ID} AND ID = ${req.body.location_id};`;
db.all(query1, (error, rows) => {
if (error) {
console.error(error);
}
else {
if(rows.length >= 1){
res.status(200).json({status: 'successful', rows});
}
else{
console.log(`Error, no existe un location_id ${req.body.location_id} para company_api_key ${req.body.company_api_key}`);
res.status(400).json({status: "failed", description: `no existe un location_id ${req.body.location_id} para company_api_key ${req.body.company_api_key}`});
}
}
});
}
else{
console.log(`Error, ${req.body.company_api_key} no esta asociada a ninguna company`);
res.status(400).json({status: "failed", description: `${req.body.company_api_key} no esta asociada a ninguna company`});
}
}
});
});
app.delete('/api/v1/locations/delete', (req, res) => { //DELETE
const query = `SELECT * FROM Company WHERE company_api_key ='${req.body.company_api_key}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const ID = rows[0].ID;
const query1 = `SELECT * FROM Location WHERE company_id = ${ID} AND ID = ${req.body.location_id};`;
db.all(query1, (error, rows) => {
if (error) {
console.error(error);
}
else {
if(rows.length >= 1){
const query2 = `DELETE FROM Location WHERE company_id = ${ID} AND ID = ${req.body.location_id};`;
db.run(query2, (error) => {
if (error) {
console.error(error);
}
else {
res.status(200).json({status: 'successful'});
}
});
}
else{
console.log(`Error, no existe un location_id ${req.body.location_id} para company_api_key ${req.body.company_api_key}`);
res.status(400).json({status: "failed", description: `no existe un location_id ${req.body.location_id} para company_api_key ${req.body.company_api_key}`});
}
}
});
}
else{
console.log(`Error, ${req.body.company_api_key} no esta asociada a ninguna company`);
res.status(400).json({status: "failed", description: `${req.body.company_api_key} no esta asociada a ninguna company`});
}
}
});
});
app.put('/api/v1/locations/update', (req, res) => { //UPDATE
const query = `SELECT * FROM Company WHERE company_api_key ='${req.body.company_api_key}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const ID = rows[0].ID;
const query1 = `SELECT * FROM Location WHERE company_id = ${ID} AND ID = ${req.body.location_id};`;
db.all(query1, (error, rows) => {
if (error) {
console.error(error);
}
else {
if(rows.length >= 1){
const query2 = `SELECT * FROM Location WHERE company_id = ${ID} AND location_name = '${req.body.location_name}' AND location_country = '${req.body.location_country}' AND location_city = '${req.body.location_city}';`; //agregar location_meta ?
db.all(query2, (error, rows) => {
if (error) {
console.error(error);
}
else {
if (rows.length >= 1 ){
console.log(`Error, ya existe un Location con estas caracteristicas`);
res.status(400).json({status: "failed", description: `ya existe un Location con estas caracteristicas`});
}
else{
const query3 = `UPDATE Location SET location_name = '${req.body.location_name}', location_country = '${req.body.location_country}', location_city = '${req.body.location_city}', location_meta = '${req.body.location_meta}' WHERE ID = ${req.body.location_id};`;
db.run(query3, (error) => {
if (error) {
console.error(error);
}
else {
console.log(`Location update`);
res.status(200).json({status: "successful"});
}
});
}
}
});
}
else{
console.log(`Error, no existe un location_id ${req.body.location_id} para company_api_key ${req.body.company_api_key}`);
res.status(400).json({status: "failed", description: `no existe un location_id ${req.body.location_id} para company_api_key ${req.body.company_api_key}`});
}
}
});
}
else{
console.log(`Error, ${req.body.company_api_key} no esta asociada a ninguna company`);
res.status(400).json({status: "failed", description: `${req.body.company_api_key} no esta asociada a ninguna company`});
}
}
});
});
// Endpoints de SENSOR
app.post('/api/v1/sensor/insert', (req, res) => { //Crear nuevo sensor
const query = `SELECT * FROM Company WHERE company_api_key ='${req.body.company_api_key}';`; // Filtro company por api_key que entrego en body
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const ID = rows[0].ID; //extraigo ID de company para la siguiente consulta
const query1 = `SELECT * FROM Location WHERE company_id ='${ID}' AND ID = ${req.body.location_id};`; // Verifico existencia de Location con ID igual al que entrego por body y que pertenezca a alguna Company existente
db.all(query1, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1){ //Se cumplen las 2 condiciones
const query2 = `SELECT * FROM Sensor WHERE location_id = ${req.body.location_id} AND sensor_name = '${req.body.sensor_name}' AND sensor_category = '${req.body.sensor_category}' AND sensor_meta = '${req.body.sensor_meta}';`; // se envian los parametros a agregar en el nuevo sensor, exceptuando data que va mas adelante cuando se hace efectivamente la insercion
db.all(query2, (error, rows) => {
if (error) {
console.error(error);
}
else {
if (rows.length >= 1 ){
console.log(`Error, ya existe un Sensor con estas caracteristicas`);
res.status(400).json({status: "failed", description: `ya existe un Sensor con estas caracteristicas`});
}
else{
const query3 = `INSERT INTO Sensor (location_id, sensor_name, sensor_category, sensor_meta, sensor_api_key) VALUES ('${req.body.location_id}', '${req.body.sensor_name}', '${req.body.sensor_category}', '${req.body.sensor_meta}', '${get_api_key()}');`;
db.run(query3, (error) => {
if (error) {
console.error(error);
}
else {
console.log(`Sensor insert for company_api_key ${req.body.company_api_key} , location ID ${req.body.location_id}`);
res.status(200).json({status: "successful"});
}
});
}
}
});
}
else{
console.log(`Error, combinacion Company con id: ${ID} y Location con id: ${req.body.location_id} no arroja coincidencias`);
res.status(400).json({status: "failed", description: ` Location con id: ${req.body.location_id} no esta asociada a ninguna company`});
}
}
});
}
else{
console.log(`Error, ${req.body.company_api_key} no esta asociada a ninguna company`);
res.status(400).json({status: "failed", description: `${req.body.company_api_key} no esta asociada a ninguna company`});
}
}
});
});
app.get('/api/v1/sensor/read_all', (req, res) => { //READ_ALL
const query = `SELECT * FROM Company WHERE company_api_key ='${req.body.company_api_key}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const ID = rows[0].ID;
const query1 = `SELECT * FROM Location WHERE company_id ='${ID}' AND ID = ${req.body.location_id};`;
db.all(query1, (error, rows) => {
if(error) {
console.error(error);
} else{
if(rows.length >=1) {
const query2 = `SELECT * FROM Sensor WHERE location_id = ${req.body.location_id};`;
db.all(query2, (error, rows) => {
if (error) {
console.error(error);
}
else {
res.status(200).json({status: 'successful', rows});
}
});
}
else{
console.log(`Error, combinacion Company con id: ${ID} y Location con id: ${req.body.location_id} no arroja coincidencias`);
res.status(400).json({status: "failed", description: ` Location con id: ${req.body.location_id} no esta asociada a ninguna company`});
}
}
})
}
else{
console.log(`Error, ${req.body.company_api_key} no esta asociada a ninguna company`);
res.status(400).json({status: "failed", description: `${req.body.company_api_key} no esta asociada a ninguna company`});
}
}
});
});
app.get('/api/v1/sensor/read_one', (req, res) => { //READ_ONE
const query = `SELECT * FROM Company WHERE company_api_key ='${req.body.company_api_key}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const ID = rows[0].ID;
const query1 = `SELECT * FROM Location WHERE company_id ='${ID}' AND ID = ${req.body.location_id};`;
db.all(query1, (error, rows) => {
if(error) {
console.error(error);
} else{
if(rows.length >=1) {
const query2 = `SELECT * FROM Sensor WHERE location_id = ${req.body.location_id}; AND ID = ${req.body.sensor_id}`;
db.all(query2, (error, rows) => {
if (error) {
console.error(error);
}
else {
res.status(200).json({status: 'successful', rows});
}
});
}
else{
console.log(`Error, combinacion Company con id: ${ID} y Location con id: ${req.body.location_id} no arroja coincidencias`);
res.status(400).json({status: "failed", description: ` Location con id: ${req.body.location_id} no esta asociada a ninguna company`});
}
}
})
}
else{
console.log(`Error, ${req.body.company_api_key} no esta asociada a ninguna company`);
res.status(400).json({status: "failed", description: `${req.body.company_api_key} no esta asociada a ninguna company`});
}
}
});
});
app.delete('/api/v1/sensor/delete', (req, res) => { // Delete Sensor
const query = `SELECT * FROM Company WHERE company_api_key ='${req.body.company_api_key}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const ID = rows[0].ID;
const query1 = `SELECT * FROM Location WHERE company_id ='${ID}' AND ID = ${req.body.location_id};`;
db.all(query1, (error, rows) => {
if(error) {
console.error(error);
} else{
if(rows.length >=1) {
const query2 = `DELETE FROM Sensor WHERE location_id = ${req.body.location_id} AND ID = ${req.body.sensor_id};`;
db.all(query2, (error, rows) => {
if (error) {
console.error(error);
}
else {
res.status(200).json({status: 'successful', rows});
}
});
}
else{
console.log(`Error, combinacion Company con id: ${ID} y Location con id: ${req.body.location_id} no arroja coincidencias`);
res.status(400).json({status: "failed", description: ` Location con id: ${req.body.location_id} no esta asociada a ninguna company`});
}
}
})
}
else{
console.log(`Error, ${req.body.company_api_key} no esta asociada a ninguna company`);
res.status(400).json({status: "failed", description: `${req.body.company_api_key} no esta asociada a ninguna company`});
}
}
});
});
app.put('/api/v1/sensor/update', (req, res) => { // Actualizar sensor
const query = `SELECT * FROM Company WHERE company_api_key ='${req.body.company_api_key}';`; // Filtro company por api_key que entrego en body
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const ID = rows[0].ID; //extraigo ID de company para la siguiente consulta
const query1 = `SELECT * FROM Location WHERE company_id ='${ID}' AND ID = ${req.body.location_id};`; // Verifico existencia de Location con ID igual al que entrego por body y que pertenezca a alguna Company existente
db.all(query1, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1){ //Se cumplen las 2 condiciones
const query2 = `SELECT * FROM Sensor WHERE location_id = ${req.body.location_id} AND sensor_name = '${req.body.sensor_name}' AND sensor_category = '${req.body.sensor_category}' AND sensor_meta = '${req.body.sensor_meta}';`; // se envian los parametros a agregar en el nuevo sensor, exceptuando data que va mas adelante cuando se hace efectivamente la insercion
db.all(query2, (error, rows) => {
if (error) {
console.error(error);
}
else {
if (rows.length >= 1 ){
console.log(`Error, ya existe un Sensor con estas caracteristicas`);
res.status(400).json({status: "failed", description: `ya existe un Sensor con estas caracteristicas`});
}
else{
const query3 = `UPDATE Sensor SET sensor_name = '${req.body.sensor_name}', sensor_category = '${req.body.sensor_category}', sensor_meta = '${req.body.sensor_meta}' WHERE ID = '${req.body.sensor_id}';`;
db.run(query3, (error) => {
if (error) {
console.error(error);
}
else {
console.log(`Sensor update for company_api_key ${req.body.company_api_key} , location ID ${req.body.location_id}`);
res.status(200).json({status: "successful"});
}
});
}
}
});
}
else{
console.log(`Error, combinacion Company con id: ${ID} y Location con id: ${req.body.location_id} no arroja coincidencias`);
res.status(400).json({status: "failed", description: ` Location con id: ${req.body.location_id} no esta asociada a ninguna company`});
}
}
});
}
else{
console.log(`Error, ${req.body.company_api_key} no esta asociada a ninguna company`);
res.status(400).json({status: "failed", description: `${req.body.company_api_key} no esta asociada a ninguna company`});
}
}
});
});
// Endpoints de SENSOR_DATA
app.post('/api/v1/sensor_data/insert', (req, res) => {
const query = `SELECT * FROM Sensor WHERE sensor_api_key ='${req.body.sensor_api_key}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
res.status(500).json({ error: 'Error interno del servidor' });
} else {
if (rows.length >= 1) {
const sensorId = rows[0].ID;
const sensorDataArray = req.body.sensor_data;
if (sensorDataArray.length === 0) {
console.log('Error, no se proporcionaron datos del sensor');
res.status(400).json({ status: "failed", description: "No se proporcionaron datos del sensor (arreglo json vacio)" });
return;
}
const insertDataQuery = `INSERT INTO Sensor_data (sensor_id, variable, valor) VALUES (?, ?, ?);`;
const insertData = () => {
db.serialize(() => {
db.run("BEGIN TRANSACTION;");
sensorDataArray.forEach(data => {
const { variable, valor } = data;
db.run(insertDataQuery, [sensorId, variable, valor], (error) => {
if (error) {
console.error(error);
res.status(500).json({ error: 'Error interno del servidor 1' });
db.run("ROLLBACK;");
return;
}
});
});
db.run("COMMIT;", (error) => {
if (error) {
console.error(error);
res.status(500).json({ error: 'Error interno del servidor 2' });
db.run("ROLLBACK;");
return;
}
console.log(`Sensor data inserted for api_key ${req.body.sensor_api_key}`);
res.status(200).json({ status: "successful" });
});
});
};
insertData();
} else {
console.log(`Error, el api_key ${req.body.sensor_api_key} no está asociado a ningún sensor`);
res.status(400).json({ status: "failed", description: `El api_key ${req.body.sensor_api_key} no está asociado a ningún sensor` });
}
}
});
});
app.get('/api/v1/sensor_data/read_all', (req, res) => { //READ_ALL
const query = `SELECT * FROM Sensor WHERE sensor_api_key ='${req.body.sensor_api_key}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const sensorID = rows[0].ID;
const query1 = `SELECT * FROM Sensor_data WHERE sensor_id = ${sensorID};`;
db.all(query1, (error, rows) => {
if (error) {
console.error(error);
}
else {
res.status(200).json({status: 'successful', rows});
}
});
}
else{
console.log(`Error, ${req.body.sensor_api_key} no esta asociada a ningun sensor`);
res.status(400).json({status: "failed", description: `${req.body.sensor_api_key} no esta asociada a ningun sensor`});
}
}
});
});
app.put('/api/v1/sensor_data/update', (req, res) => { //READ_ALL
const query = `SELECT * FROM Sensor WHERE sensor_api_key ='${req.body.sensor_api_key}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const ID = rows[0].ID;
const query1 = `SELECT * FROM Sensor_data WHERE sensor_id = ${ID} AND ID = ${req.body.sensor_data_id};`;
db.all(query1, (error, rows) => {
if (error) {
console.error(error);
}
else {
if(rows.length >= 1){
const query2 = `SELECT * FROM Sensor_data WHERE sensor_id = ${ID} AND variable = '${req.body.variable}' AND valor = '${req.body.valor}';`;
db.all(query2, (error, rows) => {
if (error) {
console.error(error);
}
else {
if (rows.length >= 1 ){
console.log(`Error, ya existe un Sensor_data con estas caracteristicas`);
res.status(400).json({status: "failed", description: `ya existe un Sensor_data con estas caracteristicas`});
}
else{
const query3 = `UPDATE Sensor_data SET variable = '${req.body.variable}', valor = '${req.body.valor}' WHERE ID = ${req.body.sensor_data_id};`;
db.run(query3, (error) => {
if (error) {
console.error(error);
}
else {
console.log(`Sensor_data update`);
res.status(200).json({status: "successful"});
}
});
}
}
});
}
else{
console.log(`Error, no existe un Sensor_data ${req.body.sensor_data_id} para el Sensor con sensor_api_key ${req.body.sensor_api_key}`);
res.status(400).json({status: "failed", description: `no existe un Sensor_data ${req.body.sensor_data_id} para el Sensor con sensor_api_key ${req.body.sensor_api_key}`});
}
}
});
}
else{
console.log(`Error, ${req.body.sensor_api_key} no esta asociada a ningun Sensor`);
res.status(400).json({status: "failed", description: `${req.body.sensor_api_key} no esta asociada a ningun Sensor`});
}
}
});
});
app.delete('/api/v1/sensor_data/delete', (req, res) => { // Delete Sensor_data
const query = `SELECT * FROM Sensor WHERE sensor_api_key ='${req.body.sensor_api_key}';`;
db.all(query, (error, rows) => {
if (error) {
console.error(error);
} else {
if(rows.length >= 1 ){
const ID = rows[0].ID;
const query1 = `SELECT * FROM Sensor_data WHERE sensor_id = '${ID}' AND ID = ${req.body.sensor_data_id};`;
db.all(query1, (error, rows) => {
if(error) {
console.error(error);
} else{
if(rows.length >=1) {
const query2 = `DELETE FROM Sensor_data WHERE sensor_id = '${ID}' AND ID = ${req.body.sensor_data_id};`;
db.all(query2, (error, rows) => {
if (error) {
console.error(error);
}
else {
res.status(200).json({status: 'successful', rows});
}
});
}
else{
console.log(`Error, combinacion Sensor con id: ${ID} y Sensor_data con id: ${req.body.sensor_data_id} no arroja coincidencias`);
res.status(400).json({status: "failed", description: ` Sensor_data con id: ${req.body.sensor_data_id} no existe o no esta asociado a ningun Sensor`});
}
}
})
}
else{
console.log(`Error, ${req.body.sensor_api_key} no esta asociada a ningun Sensor`);
res.status(400).json({status: "failed", description: `${req.body.sensor_api_key} no esta asociada a ningun Sensor`});
}
}
});
});
app.listen(port, () => {
console.log(`Servidor escuchando en el puerto ${port}`);
});
function get_api_key(){
const caracteres = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
let resultado = '';
for (let i = 0; i < 10; i++) {
const indice = Math.floor(Math.random() * caracteres.length);
resultado += caracteres.charAt(indice);
}
return resultado;
}