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repositorio.js
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module.exports = {
conexion: async () => {
var mongo = require("mongodb");
var db = "mongodb://admin:[email protected]:27017,cluster0-shard-" +
"00-01-rimdf.mongodb.net:27017,cluster0-shard-00-02-rimdf.mongodb.net:27017/test?ssl=true&replicaSet=" +
"Cluster0-shard-0&authSource=admin&retryWrites=true&w=majority"; // David
promise = new Promise((resolve, reject) => {
mongo.MongoClient.connect(db, (err, db) => {
if (err) {
resolve(null)
} else {
resolve(db);
}
});
});
return promise;
},
obtenerUsuarios: async (db, criterio) => {
promise = new Promise((resolve, reject) => {
var collection = db.collection('usuarios');
collection.find(criterio).toArray((err, result) => {
if (err) {
resolve(null);
} else {
// lista de anuncios
resolve(result);
}
db.close();
});
});
return promise;
},
obtenerFormularios : async (db, criterio) => {
promise = new Promise((resolve, reject) => {
var collection = db.collection('formularios');
collection.find(criterio).toArray( (err, result) => {
if (err) {
resolve(null);
} else {
resolve(result);
}
db.close();
});
});
return promise;
},
insertarUsuario: async (db, usuario) => {
promise = new Promise((resolve, reject) => {
var collection = db.collection('usuarios');
collection.insert(usuario, (err, result) => {
if (err) {
resolve(null);
} else {
// _id no es un string es un ObjectID
resolve(result.ops[0]._id.toString());
}
db.close();
});
});
return promise;
},
insertarFormulario: async (db, formulario) => {
promise = new Promise((resolve, reject) => {
var collection = db.collection('formularios');
collection.insert(formulario, (err, result) => {
if (err) {
resolve(null);
} else {
// _id no es un string es un ObjectID
resolve(result.ops[0]._id.toString());
}
db.close();
});
});
return promise;
},
obtenerFormulariosPg : async (db, pg, criterio, n) => {
promise = new Promise((resolve, reject) => {
var collection = db.collection('formularios');
collection.count( criterio, (err, count) => {
collection.find(criterio).skip( (pg-1)*n ).limit( n )
.toArray( (err, result) => {
if (err) {
resolve(null);
} else {
result.total = count;
resolve(result);
}
db.close();
});
})
});
return promise;
},
eliminarFormularios : async (db, criterio) => {
promise = new Promise((resolve, reject) => {
var collection = db.collection('formularios');
collection.remove(criterio, (err, result) => {
if (err) {
resolve(null);
} else {
resolve(result);
}
db.close();
});
});
return promise;
},
modificarFormulario : async (db, criterio, formulario) => {
promise = new Promise((resolve, reject) => {
var collection = db.collection('formularios');
collection.updateOne(criterio, {$set: formulario}, (err, result) => {
if (err) {
resolve(null);
} else {
// modificado
resolve(result);
}
db.close();
});
});
return promise;
},
modificarUsuario : async (db, criterio, usuario) => {
promise = new Promise((resolve, reject) => {
var collection = db.collection('usuarios');
collection.update(criterio, {$set: usuario}, (err, result) => {
if (err) {
resolve(null);
} else {
// modificado
resolve(result);
}
db.close();
});
});
return promise;
},
};