API inicial

src/database/_db.js

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+const mariadb = require('mariadb');
+
+var pool =
+    mariadb.createPool({
+        host: process.env.DB_HOST,
+        user: process.env.DB_USER,
+        password: process.env.DB_PWD,
+        database: process.env.DB_NAME,
+        connectionLimit: 50
+    });
+
+async function getConn() {
+    let conn = await pool.getConnection();
+    return conn;
+}
+
+module.exports.getConn = getConn;

src/database/consultas.js

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+const mariadb = require('./_db');
+
+
+
+async function getUsers(){
+    try {
+        let conn = await mariadb.getConn();
+
+        const rows = await conn.query("SELECT * FROM user");
+
+        conn.release();
+
+        return rows; 
+    }
+    catch(err){
+        console.log("No se pudo acceder a la BD: "+err);
+    }
+}
+
+module.exports.getUsers = getUsers;
+
+async function userLogin(username, password){
+    try {
+        let conn = await mariadb.getConn();
+
+        const rows = await conn.query("SELECT userID, discotecaID, userType, username FROM user WHERE username = ? AND password = ?", [username, password]);
+        conn.release();
+
+        if (rows){
+        return rows;}
+    }
+    catch(err){
+        console.log("No se pudo acceder a la BD: "+err);
+    }
+}
+
+module.exports.userLogin = userLogin;
+
+async function getDiscoteca(discotecaId){
+   try{
+    let conn = await mariadb.getConn();
+    const rows = await conn.query("SELECT discotecaID, nombre, telefono, localizacion FROM discoteca WHERE discotecaID = ?", [discotecaId]);
+    conn.release();
+
+    if (rows){
+        return rows;}
+    
+    }catch(err){
+        console.log("No se pudo acceder a la BD: "+err);
+    }
+
+}
+
+module.exports.getDiscoteca = getDiscoteca;
+
+async function addEvento(evento){
+    try{
+        let conn = await mariadb.getConn();
+        const rows = await conn.query
+        ("INSERT INTO evento (discotecaID, nombre, localizacion, fecha, hora, descripcion, precio1, precio2) VALUES (?, ?, ?, ?, ?, ?, ?, ?)",
+        [evento.discotecaID, evento.nombre, evento.localizacion, evento.fecha, evento.hora, evento.descripcion, evento.precio1, evento.precio2]);
+        conn.release();
+
+        if (rows){
+            return rows;}
+        
+        }catch(err){
+            console.log("No se pudo acceder a la BD: "+err);
+        }
+    
+}
+
+module.exports.addEvento = addEvento;
+
+async function getEventos(discotecaId){
+    try{
+        let conn = await mariadb.getConn();
+        const rows = await conn.query("SELECT id, discotecaID, nombre, localizacion, fecha, hora, descripcion, precio1, precio2 FROM evento WHERE discotecaID = ?", [discotecaId.id]);
+        conn.release();
+    
+        if (rows){
+            return rows;}
+        
+        }catch(err){
+            console.log("No se pudo acceder a la BD: "+err);
+        }
+}
+
+module.exports.getEventos = getEventos;

src/routes/rutas.js

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+var express = require('express');
+var consultasDB = require ('../database/consultas');
+var router = express.Router();
+
+router.get('/users', async function(req, res) {
+
+    var users = await consultasDB.getUsers();
+    res.setHeader('Content-Type', 'application/json');
+    res.send(JSON.stringify(users));
+})
+
+
+router.post('/users', async function(req, res) {
+    const userIn  = req.body;
+    if(!userIn){
+        return res.status(500).send("Datos incorrectos.")
+    }
+    console.log(userIn);
+    userOut = await consultasDB.userLogin(userIn.loginUser, userIn.loginPassword);
+    
+    if (userOut){
+        console.log(JSON.stringify(userOut));
+        res.send(JSON.stringify(userOut));}
+})
+
+router.post('/discoteca', async function(req, res){
+    console.log(req.body);
+    const discotecaId = req.body;
+    if(!discotecaId){
+        return res.status(500).send("Datos incorrectos.")
+    }
+    discoteca = await consultasDB.getDiscoteca(discotecaId.id);
+    if(discoteca){
+        console.log(JSON.stringify(discoteca));
+        res.send(JSON.stringify(discoteca));
+    }
+})
+
+router.post('/evento', async function(req, res){
+    console.log(req.body);
+    const evento = req.body;
+    eventout = await consultasDB.addEvento(evento);
+    if (eventout){
+        console.log(JSON.stringify(eventout));
+        res.send(JSON.stringify(eventout));
+    }
+})
+
+
+
+router.post('/eventosDiscoteca', async function(req, res){
+    console.log(req.body);
+    const evento = req.body;
+    eventout = await consultasDB.getEventos(evento);
+    if (eventout){
+        console.log(JSON.stringify(eventout));
+        res.send(JSON.stringify(eventout));
+    }
+})
+
+module.exports = router;