initial commit

app/api/topics/[slug]/view/route.ts

@@ -0,0 +1,75 @@
+import { NextRequest, NextResponse } from 'next/server'
+import connectDB from '@/lib/mongodb'
+import TopicModel from '@/models/topic'
+
+// Track topic view (increment view count and daily analytics)
+export async function POST(
+  request: NextRequest,
+  { params }: { params: Promise<{ slug: string }> }
+) {
+  try {
+    const { slug } = await params
+
+    if (!slug) {
+      return NextResponse.json(
+        {
+          success: false,
+          error: { message: 'Topic slug is required', code: 'MISSING_SLUG' },
+        },
+        { status: 400 }
+      )
+    }
+
+    await connectDB()
+
+    // Get current date in YYYY-MM-DD format
+    const today = new Date().toISOString().split('T')[0]
+
+    // Find and update the topic
+    const topic = await TopicModel.findOneAndUpdate(
+      { slug: slug, isDraft: false }, // Only track views for published posts
+      {
+        $inc: { views: 1 }, // Increment total views
+        $push: {
+          viewHistory: {
+            $each: [{ date: today, count: 1 }],
+            $slice: -30, // Keep only last 30 days
+          },
+        },
+      },
+      { 
+        new: true, 
+        projection: { views: 1, slug: 1, title: 1, authorId: 1 } // Include authorId for cache invalidation
+      }
+    )
+
+    if (!topic) {
+      return NextResponse.json(
+        {
+          success: false,
+          error: { message: 'Topic not found or is a draft', code: 'TOPIC_NOT_FOUND' },
+        },
+        { status: 404 }
+      )
+    }
+
+
+    return NextResponse.json({
+      success: true,
+      data: {
+        slug: topic.slug,
+        title: topic.title,
+        views: topic.views,
+      },
+    })
+  } catch (error) {
+    console.error('View tracking error:', error)
+    return NextResponse.json(
+      {
+        success: false,
+        error: { message: 'Failed to track view', code: 'INTERNAL_ERROR' },
+      },
+      { status: 500 }
+    )
+  }
+}