<?php
require_once __DIR__ . '/config.php';

function seed_database() {
    $pdo = db();

    // Seed admin user
    $email = 'admin@flexpass.local';
    $password = 'password';
    $hashedPassword = password_hash($password, PASSWORD_DEFAULT);

    try {
        // Check if user already exists
        $stmt = $pdo->prepare("SELECT id FROM users WHERE email = ?");
        $stmt->execute([$email]);
        $adminUserId = $stmt->fetchColumn();

        if ($adminUserId) {
            echo "Admin user already exists with ID: $adminUserId.\n";
        } else {
            $stmt = $pdo->prepare("INSERT INTO users (email, password_enc, role, display_name) VALUES (?, ?, 'Admin', 'Admin User')");
            $stmt->execute([$email, $hashedPassword]);
            $adminUserId = $pdo->lastInsertId();
            echo "Admin user created successfully with ID: $adminUserId.\n";
            echo "Email: " . $email . "\n";
            echo "Password: " . $password . "\n";
        }
    } catch (PDOException $e) {
        echo "Error seeding database: " . $e->getMessage() . "\n";
        return false;
    }

    // Seed clients
    try {
        $stmt = $pdo->query("SELECT count(*) FROM clients");
        if ($stmt->fetchColumn() > 0) {
            echo "Clients table already has data. Checking for user_id assignment.\n";
            // Check if clients are unassigned
            $stmt = $pdo->prepare("SELECT client_id FROM clients WHERE user_id IS NULL OR user_id = 0");
            $stmt->execute();
            $unassigned_clients = $stmt->fetchAll(PDO::FETCH_COLUMN);

            if (count($unassigned_clients) > 0) {
                echo "Found " . count($unassigned_clients) . " unassigned clients. Assigning to admin user.\n";
                $updateStmt = $pdo->prepare("UPDATE clients SET user_id = ? WHERE client_id = ?");
                foreach ($unassigned_clients as $client_id) {
                    $updateStmt->execute([$adminUserId, $client_id]);
                }
                echo "Assigned " . count($unassigned_clients) . " clients to admin user.\n";
            } else {
                echo "All clients are already assigned to a user.\n";
            }
        } else {
            echo "Clients table is empty. Seeding new clients.\n";
            $clients = [
                ['1001', 'Stark Industries', 'active', $adminUserId],
                ['1002', 'Wayne Enterprises', 'active', $adminUserId],
                ['1003', 'Cyberdyne Systems', 'inactive', $adminUserId],
            ];
            $stmt = $pdo->prepare("INSERT INTO clients (client_id, name, status, user_id) VALUES (?, ?, ?, ?)");
            foreach ($clients as $client) {
                $stmt->execute($client);
            }
            echo "Seeded " . count($clients) . " clients for admin user.\n";
        }
    } catch (PDOException $e) {
        echo "Error seeding clients: " . $e->getMessage() . "\n";
        return false;
    }


    return true;
}

if (php_sapi_name() === 'cli') {
    seed_database();
}
?>