import pkg from 'pg';
const { Pool } = pkg;
import fsextra from 'fs-extra';
const { fstat, readFileSync, writeJsonSync } = fsextra;
import { v4 as uuidv4 } from 'uuid';
// PostgreSQL Verbindungskonfiguration
const pool = new Pool({
    user: 'bizmatch',
    host: 'localhost',
    database: 'bizmatch',
    password: 'xieng7Seih',
    port: 5432,
});

// Typdefinition für das JSON-Objekt
interface BusinessListing {
    userId?: string;
    listingsCategory: string;
    title: string;
    description: string;
    type: string;
    state: string;
    city: string;
    id: string;
    price: number;
    salesRevenue: number;
    leasedLocation: boolean;
    established: number;
    employees: number;
    reasonForSale: string;
    supportAndTraining: string;
    cashFlow: number;
    brokerLicencing: string;
    internalListingNumber: number;
    realEstateIncluded: boolean;
    franchiseResale: boolean;
    draft: boolean;
    internals: string;
    created: Date;
}

// Funktion zum Einlesen und Importieren von JSON-Daten
async function importJsonData(filePath: string): Promise<void> {
    try {
        const data: string = readFileSync(filePath, 'utf8');
        const jsonData: BusinessListing[] = JSON.parse(data); // Erwartet ein Array von Objekten
        const out: BusinessListing[] =[]
        // Daten für jedes Listing in die Datenbank einfügen
        for (const listing of jsonData) {
            // const uuid = uuidv4();
            // listing.id=uuid;
            const values = [
                listing.userId, listing.listingsCategory, listing.title, listing.description,
                listing.type, listing.state, listing.city, listing.id, listing.price, listing.salesRevenue,
                listing.leasedLocation, listing.established, listing.employees,
                listing.reasonForSale, listing.supportAndTraining, listing.cashFlow, listing.brokerLicencing,
                listing.internalListingNumber, listing.realEstateIncluded, listing.franchiseResale,
                listing.draft, listing.internals, listing.created, new Date(), 0, null 
            ];
            const json_values = [
                listing.id, listing
            ]
            
            await pool.query(`INSERT INTO businesses 
                                (user_id, listings_category, title, description, type, state, city, id, price, sales_revenue, leased_location, 
                                 established, employees, reason_for_sale, support_and_training, cash_flow, broker_licencing, internal_listing_number, 
                                 real_estate_included, franchise_resale, draft, internals, created, updated, visits, last_visit) 
                                VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17, $18, $19, $20, $21, $22, $23, $24, $25, $26)`, values);
            
            await pool.query('INSERT INTO businesses_json (id, data) VALUES ($1,$2)', json_values);
            
            // out.push(listing);
        }
        writeJsonSync('./data/businesses_.json',out);
        console.log('All data imported successfully.');
    } catch (err) {
        console.error('Error importing data:', err.message);
    } finally {
        // Schließen der Verbindung zum Pool
        await pool.end();
    }
}

// Passen Sie den Dateipfad an Ihre spezifischen Bedürfnisse an
importJsonData('./data/businesses_.json');