<?php

require_once __DIR__ . '/app/bootstrap.php';

use App\Core\Database;
use App\Models\ConversationState;
use App\Core\Flows\ConversationFlowEngine;

echo "=== Starting Conversation Flow Engine Mock Test ===\n";

// 1. Ensure table exists
echo "Ensuring conversation_states table exists...\n";
ConversationState::ensureTableExists();
echo "Table ensured.\n";

// 2. Fetch a company and session to mock with
$company = Database::selectOne("SELECT * FROM companies LIMIT 1");
if (!$company) {
    echo "No company found in database. Creating a mock company...\n";
    $companyId = Database::insert("INSERT INTO companies (name) VALUES (?)", ["Mock Test Company"]);
    $company = Database::selectOne("SELECT * FROM companies WHERE id = ?", [$companyId]);
}
echo "Using Company ID: {$company['id']} ({$company['name']})\n";

$session = Database::selectOne("SELECT * FROM whatsapp_sessions WHERE company_id = ? LIMIT 1", [$company['id']]);
if (!$session) {
    echo "No WhatsApp session found for company. Creating a mock session...\n";
    $sessionId = Database::insert(
        "INSERT INTO whatsapp_sessions (company_id, name, session_key, status) VALUES (?, ?, ?, ?)",
        [$company['id'], "Test Session", "mock_test_session_" . rand(100, 999), "connected"]
    );
    $session = Database::selectOne("SELECT * FROM whatsapp_sessions WHERE id = ?", [$sessionId]);
}
echo "Using WhatsApp Session Key: {$session['session_key']}\n";

// Clean existing states for test phone
$testPhone = "+962799999999";
$hash = \App\Core\Security::blindIndex($testPhone);
Database::execute("DELETE FROM conversation_states WHERE company_id = ? AND contact_phone_hash = ?", [$company['id'], $hash]);
echo "Cleaned any old state for test phone: {$testPhone}\n";

// Helper to simulate incoming message
function simulateIncoming(array $session, string $phone, string $body) {
    echo "\n--- SIMULATING INCOMING: '$body' from $phone ---\n";
    
    // We will bypass actual network calls by mocking the Curl response inside ConversationFlowEngine's sendReply or using a local test double.
    // Wait, ConversationFlowEngine calls WHATSAPP_GATEWAY_URL to send messages. In our local test environment, that gateway might not be active,
    // or it might return error. To prevent Curl from throwing or blocking, we can set WHATSAPP_GATEWAY_URL to a mock, or we can check the result.
    // Let's see what happens when we process:
    $msgData = [
        'phone' => $phone,
        'body' => $body,
        'id' => 'msg_' . uniqid()
    ];
    
    $handled = ConversationFlowEngine::processMessage($session, $msgData);
    echo "Handled by Engine: " . ($handled ? "YES" : "NO") . "\n";
    
    // Print current state in DB
    $state = ConversationState::findActive($session['company_id'], $phone);
    if ($state) {
        echo "Current DB State: Step = '{$state['current_step']}', Context = '{$state['context_data']}'\n";
    } else {
        echo "Current DB State: [No Active Flow / Finished]\n";
    }
}

// 3. Run test cases
// Case A: Message not triggering anything
simulateIncoming($session, $testPhone, "مرحبا");

// Case B: Trigger keyword "اختبار"
simulateIncoming($session, $testPhone, "اختبار");

// Case C: Provide name "احمد"
simulateIncoming($session, $testPhone, "احمد");

// Case D: Provide invalid rating "10"
simulateIncoming($session, $testPhone, "10");

// Case E: Provide valid rating "5"
simulateIncoming($session, $testPhone, "5");

// Case F: Start again and test cancellation
simulateIncoming($session, $testPhone, "اختبار");
simulateIncoming($session, $testPhone, "إلغاء");

echo "\n=== Mock Test Complete ===\n";