🚀 مُصادَق: تحديث برمجي جديد 2026-05-03 02:38
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89
app/Services/AiExtractionService.php
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89
app/Services/AiExtractionService.php
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<?php
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declare(strict_types=1);
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namespace App\Services;
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use Exception;
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final class AiExtractionService
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{
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private string $apiKey;
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private string $model;
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public function __construct()
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{
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$this->apiKey = $_ENV['GEMINI_API_KEY'] ?? '';
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$this->model = $_ENV['GEMINI_MODEL'] ?? 'gemini-2.0-flash';
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}
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public function extractInvoiceData(string $filePath, string $mimeType): array
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{
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if (empty($this->apiKey)) {
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throw new Exception("Gemini API Key is missing. Please configure it in .env");
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}
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$fileContent = file_get_contents($filePath);
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if ($fileContent === false) {
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throw new Exception("Could not read uploaded invoice file.");
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}
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$base64Data = base64_encode($fileContent);
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$prompt = "Please extract the following information from this invoice and return it strictly as JSON without markdown blocks or backticks:\n"
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. "- invoice_number\n"
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. "- invoice_date (YYYY-MM-DD)\n"
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. "- total_amount\n"
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. "- tax_amount\n"
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. "- vendor_name\n"
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. "- vendor_tax_number";
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$payload = [
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'contents' => [
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[
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'parts' => [
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['text' => $prompt],
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[
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'inline_data' => [
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'mime_type' => $mimeType,
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'data' => $base64Data
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]
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]
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]
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]
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],
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'generationConfig' => [
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'temperature' => 0.1,
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'response_mime_type' => 'application/json'
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]
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];
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$url = "https://generativelanguage.googleapis.com/v1beta/models/{$this->model}:generateContent?key={$this->apiKey}";
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$ch = curl_init($url);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($ch, CURLOPT_POST, true);
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curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($payload));
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curl_setopt($ch, CURLOPT_HTTPHEADER, [
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'Content-Type: application/json'
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]);
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$response = curl_exec($ch);
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$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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curl_close($ch);
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if ($httpCode !== 200) {
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throw new Exception("AI Extraction failed. HTTP Code: {$httpCode}. Response: {$response}");
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}
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$result = json_decode($response, true);
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$text = $result['candidates'][0]['content']['parts'][0]['text'] ?? '{}';
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$data = json_decode($text, true);
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if (!is_array($data)) {
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throw new Exception("Failed to parse AI output as JSON: {$text}");
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}
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return $data;
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}
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}
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