Dev nieuw

2026-09-12 16:49:51 +02:00
parent 5e35f5152d
commit af80ffdb14
4 changed files with 170 additions and 15 deletions
@@ -259,4 +259,79 @@ function get_brainstorm_categories(): array {
    return $defaultCategories;
 }

+/**
+ * Registreert AI verbruiksstatistieken (aanroepen, tokens, provider/model)
+ */
+function record_ai_usage(string $provider, string $model, int $promptTokens = 0, int $completionTokens = 0, ?int $userId = null): void {
+    try {
+        $stats = get_system_setting('ai_usage_stats', [
+            'total_requests' => 0,
+            'total_prompt_tokens' => 0,
+            'total_completion_tokens' => 0,
+            'total_tokens' => 0,
+            'last_used_at' => null,
+            'by_provider' => [],
+            'by_model' => [],
+            'by_date' => [],
+        ]);
+
+        $stats['total_requests'] = (int)($stats['total_requests'] ?? 0) + 1;
+        $stats['total_prompt_tokens'] = (int)($stats['total_prompt_tokens'] ?? 0) + $promptTokens;
+        $stats['total_completion_tokens'] = (int)($stats['total_completion_tokens'] ?? 0) + $completionTokens;
+        $stats['total_tokens'] = (int)($stats['total_tokens'] ?? 0) + ($promptTokens + $completionTokens);
+        $stats['last_used_at'] = date('Y-m-d H:i:s');
+
+        // Per provider
+        if (!isset($stats['by_provider'][$provider])) {
+            $stats['by_provider'][$provider] = 0;
+        }
+        $stats['by_provider'][$provider]++;
+
+        // Per model
+        if (!isset($stats['by_model'][$model])) {
+            $stats['by_model'][$model] = 0;
+        }
+        $stats['by_model'][$model]++;
+
+        // Per datum
+        $today = date('Y-m-d');
+        if (!isset($stats['by_date'][$today])) {
+            $stats['by_date'][$today] = ['requests' => 0, 'tokens' => 0];
+        }
+        $stats['by_date'][$today]['requests']++;
+        $stats['by_date'][$today]['tokens'] += ($promptTokens + $completionTokens);
+
+        // Maximaal 30 dagen historiek
+        if (count($stats['by_date']) > 30) {
+            ksort($stats['by_date']);
+            $stats['by_date'] = array_slice($stats['by_date'], -30, 30, true);
+        }
+
+        set_system_setting('ai_usage_stats', $stats);
+    } catch (Throwable $e) {
+        error_log("record_ai_usage fout: " . $e->getMessage());
+    }
+}
+
+/**
+ * Haalt de AI verbruiksstatistieken op
+ */
+function get_ai_usage_stats(): array {
+    $stats = get_system_setting('ai_usage_stats', null);
+    if (!is_array($stats)) {
+        return [
+            'total_requests' => 0,
+            'total_prompt_tokens' => 0,
+            'total_completion_tokens' => 0,
+            'total_tokens' => 0,
+            'last_used_at' => null,
+            'by_provider' => [],
+            'by_model' => [],
+            'by_date' => [],
+        ];
+    }
+    return $stats;
+}
+
+