Update various configuration files, components, and assets; enhance notification system and API endpoints; improve documentation and styles across the application.

server/api/notifications/delivery/stats.get.js

@@ -0,0 +1,85 @@
+import { prisma } from "~/server/utils/prisma";
+
+export default defineEventHandler(async (event) => {
+  try {
+    // Get current user from auth middleware
+    const user = event.context.user;
+    if (!user) {
+      throw createError({
+        statusCode: 401,
+        statusMessage: "Authentication required",
+      });
+    }
+
+    // Get delivery statistics from the last 30 days
+    const thirtyDaysAgo = new Date();
+    thirtyDaysAgo.setDate(thirtyDaysAgo.getDate() - 30);
+
+    // Get email statistics
+    const emailStats = await prisma.notification_delivery.groupBy({
+      by: ['is_success'],
+      where: {
+        channel_type: 'email',
+        created_at: {
+          gte: thirtyDaysAgo
+        }
+      },
+      _count: {
+        id: true
+      }
+    });
+
+    // Get push notification statistics
+    const pushStats = await prisma.notification_delivery.groupBy({
+      by: ['is_success'],
+      where: {
+        channel_type: 'push',
+        created_at: {
+          gte: thirtyDaysAgo
+        }
+      },
+      _count: {
+        id: true
+      }
+    });
+
+    // Calculate totals
+    const emailCount = emailStats.reduce((sum, stat) => sum + stat._count.id, 0);
+    const pushCount = pushStats.reduce((sum, stat) => sum + stat._count.id, 0);
+    const emailSuccess = emailStats.find(stat => stat.is_success)?._count.id || 0;
+    const pushSuccess = pushStats.find(stat => stat.is_success)?._count.id || 0;
+
+    // Calculate success rate
+    const totalDeliveries = emailCount + pushCount;
+    const totalSuccessful = emailSuccess + pushSuccess;
+    const successRate = totalDeliveries > 0 
+      ? (totalSuccessful / totalDeliveries) * 100 
+      : 100;
+
+    return {
+      success: true,
+      data: {
+        emailsSent: emailCount,
+        pushSent: pushCount,
+        successRate: Number(successRate.toFixed(2)),
+        failed: totalDeliveries - totalSuccessful
+      }
+    };
+  } catch (error) {
+    console.error('Error fetching delivery stats:', {
+      message: error.message,
+      code: error.code,
+      meta: error.meta,
+      stack: error.stack
+    });
+    
+    if (error.statusCode) {
+      throw error;
+    }
+    
+    throw createError({
+      statusCode: 500,
+      statusMessage: `Failed to fetch delivery statistics: ${error.message}`
+    });
+  }
+});