83 lines
3.6 KiB
PHP
83 lines
3.6 KiB
PHP
<?php
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ini_set('display_errors', 1);
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ini_set('display_startup_errors', 1);
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error_reporting(E_ALL);
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session_start();
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header('Content-Type: application/json');
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require_once __DIR__ . '/../ai/LocalAIApi.php';
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require_once __DIR__ . '/../includes/pexels.php';
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$requestBody = file_get_contents('php://input');
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$data = json_decode($requestBody, true);
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$query = $data['query'] ?? '';
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$persona = $data['persona'] ?? 'travel_agent';
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if (empty($query)) {
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echo json_encode(['error' => 'Query is empty']);
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exit;
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}
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$conversation = $_SESSION['conversation'] ?? [];
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$conversation[] = ['role' => 'user', 'content' => $query];
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$persona_prompts = [
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'travel_agent' => 'You are a helpful travel agent specializing in Poland.',
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'historian' => 'You are a historian specializing in Polish history. Your responses should be informative, detailed, and focus on the historical significance of places and events.',
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'foodie' => 'You are a food critic and blogger with a passion for Polish cuisine. Your responses should be enthusiastic, descriptive, and focus on food, restaurants, and culinary experiences.',
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'adventurer' => 'You are an adventure travel guide who loves exploring the wild side of Poland. Your responses should be exciting, energetic, and focus on outdoor activities, hiking, and unique experiences.'
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];
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$system_prompt = $persona_prompts[$persona] . ' The user is looking for: ' . $query . '. Provide a travel suggestion with a title, a short description, a 3-day itinerary, and the latitude and longitude of the location. Your response must be in JSON format, like this: {"title": "...", "description": "...", "itinerary": [{"day": 1, "activities": ["...", "..."]}, {"day": 2, "activities": ["...", "..."]}, {"day": 3, "activities": ["...", "..."]}], "location": {"lat": ..., "lng": ...}}';
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$messages = array_merge([['role' => 'system', 'content' => $system_prompt]], $conversation);
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$resp = LocalAIApi::createResponse(
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[
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'input' => $messages
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]
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);
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if (!empty($resp['success'])) {
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$text = LocalAIApi::extractText($resp);
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$aiResponse = json_decode($text, true);
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if (json_last_error() !== JSON_ERROR_NONE) {
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// If the response is not a valid JSON, we try to extract the title and description manually
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// This is a fallback mechanism
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$title = "AI Generated Response";
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$description = $text;
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$itinerary = [];
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} else {
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$title = $aiResponse['title'] ?? 'AI Generated Response';
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$description = $aiResponse['description'] ?? 'No description available.';
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$itinerary = $aiResponse['itinerary'] ?? [];
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$location = $aiResponse['location'] ?? null;
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}
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$conversation[] = ['role' => 'assistant', 'content' => $text];
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$_SESSION['conversation'] = $conversation;
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$pexelsUrl = 'https://api.pexels.com/v1/search?query=' . urlencode($title) . '&orientation=landscape&per_page=1&page=1';
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$pexelsData = pexels_get($pexelsUrl);
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$imageUrl = 'https://images.pexels.com/photos/1699030/pexels-photo-1699030.jpeg?auto=compress&cs=tinysrgb&w=1260&h=750&dpr=1'; // Default image
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if ($pexelsData && !empty($pexelsData['photos'])) {
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$photo = $pexelsData['photos'][0];
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$imageUrl = $photo['src']['large2x'] ?? ($photo['src']['large'] ?? $photo['src']['original']);
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}
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echo json_encode([
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'title' => $title,
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'description' => $description,
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'itinerary' => $itinerary,
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'location' => $location,
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'image' => $imageUrl
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]);
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} else {
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error_log('AI error: ' . ($resp['error'] ?? 'unknown'));
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echo json_encode(['error' => 'Failed to get AI response']);
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}
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