initial commit

app/api/user/balance/route.ts

@@ -0,0 +1,79 @@
+import { NextRequest, NextResponse } from 'next/server'
+import { z } from 'zod'
+import { authMiddleware } from '@/lib/auth-middleware'
+import connectDB from '@/lib/mongodb'
+import { User as UserModel } from '@/models/user'
+
+// Schema for balance response
+const BalanceResponseSchema = z.object({
+  success: z.boolean(),
+  data: z.object({
+    balance: z.number(),
+    currency: z.string().default('INR'),
+    lastUpdated: z.string(),
+  }),
+})
+
+// Get user's current balance
+export async function GET(request: NextRequest) {
+  try {
+    // Authenticate user
+    const user = await authMiddleware(request)
+    if (!user) {
+      return NextResponse.json(
+        {
+          success: false,
+          error: { message: 'Authentication required', code: 'UNAUTHORIZED' },
+        },
+        { status: 401 }
+      )
+    }
+
+    await connectDB()
+
+    // Get user's current balance from database
+    const userData = await UserModel.findOne({ email: user.email })
+    if (!userData) {
+      return NextResponse.json(
+        {
+          success: false,
+          error: { message: 'User not found', code: 'USER_NOT_FOUND' },
+        },
+        { status: 404 }
+      )
+    }
+
+    const responseData = {
+      success: true,
+      data: {
+        balance: userData.balance || 0,
+        currency: 'INR',
+        lastUpdated: userData.updatedAt?.toISOString() || new Date().toISOString(),
+      },
+    }
+
+    // Validate response format
+    const validatedResponse = BalanceResponseSchema.parse(responseData)
+    return NextResponse.json(validatedResponse, { status: 200 })
+  } catch (error) {
+    console.error('Balance API error:', error)
+
+    if (error instanceof z.ZodError) {
+      return NextResponse.json(
+        {
+          success: false,
+          error: { message: 'Invalid response format', code: 'VALIDATION_ERROR' },
+        },
+        { status: 500 }
+      )
+    }
+
+    return NextResponse.json(
+      {
+        success: false,
+        error: { message: 'Failed to fetch balance', code: 'INTERNAL_ERROR' },
+      },
+      { status: 500 }
+    )
+  }
+}