package main

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

	_ "github.com/jackc/pgx/v5/stdlib"
)

func main() {
	dsn := "host=66.116.207.225 port=5433 user=admin password=Package@123# dbname=nearledb sslmode=disable"
	db, err := sql.Open("pgx", dsn)
	if err != nil {
		log.Fatalf("Error opening db connection: %v", err)
	}
	defer db.Close()

	err = db.Ping()
	if err != nil {
		log.Fatalf("Error pinging db: %v", err)
	}
	fmt.Println("Connected successfully to PostgreSQL!")

	// 1. Query locations
	fmt.Println("\n--- SURIYA STORE LOCATIONS (tenantid = 1135) ---")
	rows, err := db.Query(`SELECT locationid, tenantid, locationname, email, contactno, status FROM tenantlocations WHERE tenantid = 1135`)
	if err != nil {
		log.Fatalf("Error querying locations: %v", err)
	}
	defer rows.Close()

	for rows.Next() {
		var locationid, tenantid int
		var locationname, email, contactno, status sql.NullString
		if err := rows.Scan(&locationid, &tenantid, &locationname, &email, &contactno, &status); err != nil {
			log.Fatalf("Scan error: %v", err)
		}
		fmt.Printf("Loc ID: %d | Tenant ID: %d | Name: %s | Email: %s | Contact: %s | Status: %s\n",
			locationid, tenantid, locationname.String, email.String, contactno.String, status.String)
	}

	// 2. Query users
	fmt.Println("\n--- USERS ASSOCIATED WITH tenantid = 1135 ---")
	rows2, err := db.Query(`SELECT userid, authname, firstname, email, contactno, roleid, locationid, status FROM app_users WHERE tenantid = 1135`)
	if err != nil {
		log.Fatalf("Error querying users: %v", err)
	}
	defer rows2.Close()

	for rows2.Next() {
		var userid int
		var roleid, locationid sql.NullInt64
		var authname, firstname, email, contactno, status sql.NullString
		if err := rows2.Scan(&userid, &authname, &firstname, &email, &contactno, &roleid, &locationid, &status); err != nil {
			log.Fatalf("Scan error: %v", err)
		}
		fmt.Printf("User ID: %d | Auth: %s | Name: %s | Email: %s | Contact: %s | Role: %d | Loc: %d | Status: %s\n",
			userid, authname.String, firstname.String, email.String, contactno.String, roleid.Int64, locationid.Int64, status.String)
	}
}