API, Backend & Frontend
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Ichitux
171
backend/seed.js
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171
backend/seed.js
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import sqlite3 from 'sqlite3';
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import { promisify } from 'util';
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import path from 'path';
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import { fileURLToPath } from 'url';
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const __filename = fileURLToPath(import.meta.url);
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const __dirname = path.dirname(__filename);
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const dbPath = path.join(__dirname, 'database.sqlite');
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const db = new sqlite3.Database(dbPath);
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// Custom wrapper to get lastID from db.run
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function dbRun(sql, params = []) {
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return new Promise((resolve, reject) => {
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db.run(sql, params, function(err) {
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if (err) reject(err);
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else resolve({ lastID: this.lastID, changes: this.changes });
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});
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});
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}
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const dbGet = promisify(db.get.bind(db));
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// Initialize database tables
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async function initDatabase() {
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try {
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// Create pharmacies table
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await dbRun(`
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CREATE TABLE IF NOT EXISTS pharmacies (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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name TEXT NOT NULL,
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address TEXT NOT NULL,
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phone TEXT,
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latitude REAL,
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longitude REAL
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)
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`);
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// Create medicines table
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await dbRun(`
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CREATE TABLE IF NOT EXISTS medicines (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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name TEXT NOT NULL,
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active_ingredient TEXT,
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dosage TEXT,
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form TEXT
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)
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`);
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// Create junction table for pharmacy-medicine relationships
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// Ahora usa nregistro (número de registro de CIMA) en lugar de medicine_id local
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await dbRun(`
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CREATE TABLE IF NOT EXISTS pharmacy_medicines (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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pharmacy_id INTEGER NOT NULL,
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medicine_nregistro TEXT NOT NULL,
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medicine_name TEXT,
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price REAL,
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stock INTEGER DEFAULT 0,
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FOREIGN KEY (pharmacy_id) REFERENCES pharmacies(id),
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UNIQUE(pharmacy_id, medicine_nregistro)
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)
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`);
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// Create indexes for better search performance
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await dbRun(`CREATE INDEX IF NOT EXISTS idx_medicine_name ON medicines(name)`);
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await dbRun(`CREATE INDEX IF NOT EXISTS idx_pharmacy_medicine ON pharmacy_medicines(medicine_nregistro)`);
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console.log('Database tables initialized');
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} catch (error) {
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console.error('Error initializing database:', error);
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throw error;
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}
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}
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// Sample data
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const pharmacies = [
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{ name: 'Farmacia Central', address: 'Av. Principal 123, Ciudad', phone: '+34 123 456 789', lat: 40.4168, lng: -3.7038 },
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{ name: 'Farmacia San José', address: 'Calle Mayor 45, Ciudad', phone: '+34 987 654 321', lat: 40.4178, lng: -3.7048 },
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{ name: 'Farmacia del Sol', address: 'Plaza del Sol 12, Ciudad', phone: '+34 555 123 456', lat: 40.4158, lng: -3.7028 },
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{ name: 'Farmacia Salud', address: 'Calle Salud 78, Ciudad', phone: '+34 666 789 012', lat: 40.4188, lng: -3.7058 },
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{ name: 'Farmacia 24h', address: 'Av. Libertad 234, Ciudad', phone: '+34 777 345 678', lat: 40.4148, lng: -3.7018 },
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];
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const medicines = [
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{ name: 'Paracetamol 500mg', active_ingredient: 'Paracetamol', dosage: '500mg', form: 'Tabletas' },
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{ name: 'Ibuprofeno 600mg', active_ingredient: 'Ibuprofeno', dosage: '600mg', form: 'Tabletas' },
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{ name: 'Aspirina 100mg', active_ingredient: 'Ácido Acetilsalicílico', dosage: '100mg', form: 'Tabletas' },
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{ name: 'Amoxicilina 500mg', active_ingredient: 'Amoxicilina', dosage: '500mg', form: 'Cápsulas' },
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{ name: 'Omeprazol 20mg', active_ingredient: 'Omeprazol', dosage: '20mg', form: 'Cápsulas' },
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{ name: 'Loratadina 10mg', active_ingredient: 'Loratadina', dosage: '10mg', form: 'Tabletas' },
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{ name: 'Diclofenaco 50mg', active_ingredient: 'Diclofenaco', dosage: '50mg', form: 'Tabletas' },
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{ name: 'Metformina 850mg', active_ingredient: 'Metformina', dosage: '850mg', form: 'Tabletas' },
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{ name: 'Atorvastatina 20mg', active_ingredient: 'Atorvastatina', dosage: '20mg', form: 'Tabletas' },
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{ name: 'Losartán 50mg', active_ingredient: 'Losartán', dosage: '50mg', form: 'Tabletas' },
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];
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async function seedDatabase() {
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try {
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console.log('Starting database seeding...');
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// Initialize database tables first
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await initDatabase();
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// Clear existing data
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await dbRun('DELETE FROM pharmacy_medicines');
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await dbRun('DELETE FROM medicines');
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await dbRun('DELETE FROM pharmacies');
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// Insert pharmacies
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const pharmacyIds = [];
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for (const pharmacy of pharmacies) {
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const result = await dbRun(
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'INSERT INTO pharmacies (name, address, phone, latitude, longitude) VALUES (?, ?, ?, ?, ?)',
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[pharmacy.name, pharmacy.address, pharmacy.phone, pharmacy.lat, pharmacy.lng]
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);
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pharmacyIds.push(result.lastID);
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}
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console.log(`Inserted ${pharmacyIds.length} pharmacies`);
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// Insert medicines
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const medicineIds = [];
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for (const medicine of medicines) {
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const result = await dbRun(
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'INSERT INTO medicines (name, active_ingredient, dosage, form) VALUES (?, ?, ?, ?)',
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[medicine.name, medicine.active_ingredient, medicine.dosage, medicine.form]
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);
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medicineIds.push(result.lastID);
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}
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console.log(`Inserted ${medicineIds.length} medicines`);
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// Create pharmacy-medicine relationships
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// Each medicine is available in 2-4 random pharmacies with random prices
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let relationshipCount = 0;
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for (let i = 0; i < medicineIds.length; i++) {
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const medicineId = medicineIds[i];
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const numPharmacies = Math.floor(Math.random() * 3) + 2; // 2-4 pharmacies
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const selectedPharmacies = new Set();
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while (selectedPharmacies.size < numPharmacies) {
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selectedPharmacies.add(Math.floor(Math.random() * pharmacyIds.length));
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}
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for (const pharmacyIndex of selectedPharmacies) {
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const pharmacyId = pharmacyIds[pharmacyIndex];
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const price = (Math.random() * 20 + 5).toFixed(2); // Random price between 5-25
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const stock = Math.floor(Math.random() * 50) + 10; // Random stock 10-60
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// NOTA: Como ahora usamos CIMA API, este seed solo crea ejemplos
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// En producción, deberías vincular usando nregistros reales de CIMA
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const medicine = medicines[i];
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await dbRun(
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'INSERT INTO pharmacy_medicines (pharmacy_id, medicine_nregistro, medicine_name, price, stock) VALUES (?, ?, ?, ?, ?)',
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[pharmacyId, `EXAMPLE_${medicineId}`, medicine.name, price, stock]
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);
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relationshipCount++;
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}
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}
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console.log(`Created ${relationshipCount} pharmacy-medicine relationships`);
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console.log('⚠️ NOTA: Los medicamentos de ejemplo usan IDs ficticios.');
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console.log('Database seeding completed successfully!');
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} catch (error) {
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console.error('Error seeding database:', error);
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} finally {
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db.close();
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}
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}
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seedDatabase();
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