🚀 مُصادَق: تحديث برمجي جديد 2026-05-03 13:39

2026-05-03 13:39:05 +03:00
parent 2de6a0adfd
commit ea415e3a11
19 changed files with 972 additions and 7 deletions
--- a/app/Services/RiskAnalysisService.php
+++ b/app/Services/RiskAnalysisService.php
@@ -0,0 +1,77 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Services;
+
+use App\Core\Database;
+
+final class RiskAnalysisService
+{
+    public function calculateCompanyRiskScore(string $companyId): array
+    {
+        $db = Database::getInstance();
+        $score = 100;
+        $factors = [];
+
+        // 1. Rejection Rate
+        $stmt = $db->prepare("SELECT status, COUNT(*) as count FROM invoices WHERE company_id = ? GROUP BY status");
+        $stmt->execute([$companyId]);
+        $stats = $stmt->fetchAll();
+        
+        $total = 0;
+        $rejected = 0;
+        foreach ($stats as $stat) {
+            $total += $stat['count'];
+            if ($stat['status'] === 'rejected' || $stat['status'] === 'validation_failed') {
+                $rejected += $stat['count'];
+            }
+        }
+
+        if ($total > 0) {
+            $rejectionRate = $rejected / $total;
+            if ($rejectionRate > 0.10) { // More than 10% rejections
+                $penalty = min(30, (int)(($rejectionRate - 0.10) * 100));
+                $score -= $penalty;
+                $factors[] = "نسبة رفض عالية: " . round($rejectionRate * 100, 1) . "% (خصم {$penalty} نقطة)";
+            }
+        }
+
+        // 2. High Value Cash Invoices
+        $stmt = $db->prepare("SELECT COUNT(*) as count FROM invoices WHERE company_id = ? AND invoice_type = 'cash' AND grand_total > 5000");
+        $stmt->execute([$companyId]);
+        $highValueCash = $stmt->fetch()['count'];
+
+        if ($highValueCash > 0) {
+            $penalty = min(20, $highValueCash * 2);
+            $score -= $penalty;
+            $factors[] = "وجود فواتير نقدية بقيم عالية: {$highValueCash} فاتورة (خصم {$penalty} نقطة)";
+        }
+
+        // 3. Late submissions (invoice_date is much older than created_at)
+        $stmt = $db->prepare("SELECT COUNT(*) as count FROM invoices WHERE company_id = ? AND DATEDIFF(created_at, invoice_date) > 7");
+        $stmt->execute([$companyId]);
+        $lateInvoices = $stmt->fetch()['count'];
+
+        if ($lateInvoices > 0) {
+            $penalty = min(15, $lateInvoices * 1);
+            $score -= $penalty;
+            $factors[] = "تأخير في رفع الفواتير: {$lateInvoices} فاتورة متأخرة بأكثر من 7 أيام (خصم {$penalty} نقطة)";
+        }
+
+        // Determine Risk Level
+        $riskLevel = 'low';
+        if ($score < 50) {
+            $riskLevel = 'high';
+        } elseif ($score < 80) {
+            $riskLevel = 'medium';
+        }
+
+        return [
+            'score' => max(0, $score),
+            'level' => $riskLevel,
+            'factors' => $factors,
+            'calculated_at' => date('Y-m-d H:i:s')
+        ];
+    }
+}