İlk temizlik tamamlandı bir önceki projeden

app/Functions/notification-state-helper.php

@@ -0,0 +1,150 @@
+<?php
+
+use App\Models\Notification;
+use Illuminate\Support\Facades\DB;
+use Carbon\Carbon;
+
+/**
+ * Get last notification time for a notification code
+ * Returns null if never sent (first time)
+ */
+function getLastNotificationTime(string $notificationCode): ?Carbon
+{
+    $lastNotification = Notification::where('notification_code', $notificationCode)
+        ->orderBy('created_at', 'DESC')
+        ->first();
+    
+    return $lastNotification ? $lastNotification->created_at : null;
+}
+
+/**
+ * Check if we should run the check
+ * Returns true if last notification was more than 5 minutes ago (or never sent)
+ */
+function shouldCheckNotification(string $notificationCode, int $minMinutes = 5): bool
+{
+    $lastNotification = getLastNotificationTime($notificationCode);
+    
+    // If never sent, should check
+    if (!$lastNotification) {
+        return true;
+    }
+    
+    // If last notification was more than 5 minutes ago, should check
+    return $lastNotification->diffInMinutes(now()) >= $minMinutes;
+}
+
+/**
+ * Get records created/updated after last notification
+ * Returns null if first run (should check all records)
+ */
+function getLastCheckTimestamp(string $notificationCode): ?Carbon
+{
+    $lastNotification = getLastNotificationTime($notificationCode);
+    
+    // If never sent, return null (will check all records on first run)
+    if (!$lastNotification) {
+        return null;
+    }
+    
+    // Check records after last notification
+    return $lastNotification;
+}
+
+/**
+ * Check if notification already sent for same issue (duplicate prevention)
+ * Compares filter_params to detect same issue
+ * 
+ * @param string $notificationCode
+ * @param array|null $filterParams
+ * @return bool True if duplicate exists
+ */
+function isNotificationDuplicate(string $notificationCode, ?array $filterParams = null): bool
+{
+    // If no filter params, can't check for duplicates
+    if (empty($filterParams)) {
+        return false;
+    }
+    
+    // Get last notification with same code and filter params
+    $lastNotification = Notification::where('notification_code', $notificationCode)
+        ->whereNotNull('filter_params')
+        ->orderBy('created_at', 'DESC')
+        ->first();
+    
+    if (!$lastNotification || !$lastNotification->filter_params) {
+        return false; // No previous notification
+    }
+    
+    // Compare filter_params (normalize arrays for comparison)
+    $lastParams = is_array($lastNotification->filter_params) 
+        ? $lastNotification->filter_params 
+        : json_decode($lastNotification->filter_params, true);
+    
+    // Check if same table and same conditions
+    if (isset($lastParams['table']) && isset($filterParams['table'])) {
+        if ($lastParams['table'] !== $filterParams['table']) {
+            return false; // Different tables, not duplicate
+        }
+    }
+    
+    // Compare conditions (simplified - check if same IDs or same conditions)
+    if (isset($lastParams['conditions']) && isset($filterParams['conditions'])) {
+        // If both have 'id' conditions, check if they overlap
+        if (isset($lastParams['conditions']['id']) && isset($filterParams['conditions']['id'])) {
+            $lastIds = is_array($lastParams['conditions']['id']) 
+                ? $lastParams['conditions']['id'] 
+                : [$lastParams['conditions']['id']];
+            $newIds = is_array($filterParams['conditions']['id']) 
+                ? $filterParams['conditions']['id'] 
+                : [$filterParams['conditions']['id']];
+            
+            // If all new IDs are already in last notification, it's duplicate
+            $newUniqueIds = array_diff($newIds, $lastIds);
+            if (empty($newUniqueIds)) {
+                return true; // All IDs already notified
+            }
+        }
+        
+        // For other conditions, do simple comparison
+        // If conditions are exactly same, it's duplicate
+        $lastConditions = json_encode($lastParams['conditions'], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
+        $newConditions = json_encode($filterParams['conditions'], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
+        
+        if ($lastConditions === $newConditions) {
+            return true; // Exact same conditions
+        }
+    }
+    
+    return false; // Not duplicate
+}
+
+/**
+ * Get already notified IDs from last notification
+ * Used to filter out already notified records
+ * 
+ * @param string $notificationCode
+ * @return array Array of already notified IDs
+ */
+function getAlreadyNotifiedIds(string $notificationCode): array
+{
+    $lastNotification = Notification::where('notification_code', $notificationCode)
+        ->whereNotNull('filter_params')
+        ->orderBy('created_at', 'DESC')
+        ->first();
+    
+    if (!$lastNotification || !$lastNotification->filter_params) {
+        return []; // No previous notification
+    }
+    
+    $filterParams = is_array($lastNotification->filter_params) 
+        ? $lastNotification->filter_params 
+        : json_decode($lastNotification->filter_params, true);
+    
+    if (isset($filterParams['conditions']['id'])) {
+        $ids = $filterParams['conditions']['id'];
+        return is_array($ids) ? $ids : [$ids];
+    }
+    
+    return [];
+}