package main

import (
	"database/sql"
	"fmt"
	"log"

	_ "github.com/lib/pq"
)

func main() {
	// DSN matches the one in connect.go and .env
	dsn := "host=31.97.228.132 user=admin password=Package@321# dbname=logistics port=5433 sslmode=disable"
	db, err := sql.Open("postgres", dsn)
	if err != nil {
		log.Fatalf("Failed to open DB: %v", err)
	}
	defer db.Close()

	if err := db.Ping(); err != nil {
		log.Fatalf("Failed to ping DB: %v", err)
	}

	fmt.Println("--- Listing Tables in logistics Database ---")
	rows, err := db.Query(`
		SELECT table_name 
		FROM information_schema.tables 
		WHERE table_schema = 'public' 
		ORDER BY table_name;
	`)
	if err != nil {
		log.Fatalf("Failed to query tables: %v", err)
	}
	defer rows.Close()

	for rows.Next() {
		var name string
		if err := rows.Scan(&name); err != nil {
			log.Fatalf("Scan failed: %v", err)
		}
		fmt.Printf("Table: %s\n", name)
	}
}
