All files / src/app/api/admin/referrals/config route.ts

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export const dynamic = "force-dynamic";

import { NextRequest, NextResponse } from 'next/server';
import { } from "next-auth";
import { prisma } from "@/lib/prisma";
import {
  withAdmin,
  withErrorHandling,
  successResponse,
  ApiSuccessResponse,
  ApiErrorResponse } from "@/lib/api";
import { } from "@/lib/api/middleware";

/**
 * GET /api/admin/referrals/config
 * Get referral program configuration
 */
async function handleGet(): Promise<NextResponse<ApiSuccessResponse<unknown> | ApiErrorResponse>> {
  const program = await prisma.referralProgram.findFirst({
    where: { isActive: true } });

  if (!program) {
    // Return default config if no program exists
    return successResponse({
      referrerReward: 10,
      refereeReward: 10,
      minPurchaseAmount: 0,
      expirationDays: 30,
      maxReferralsPerUser: null });
  }

  // Parse rewards from JSON strings
  const referrerReward = JSON.parse(program.referrerReward as string);
  const refereeReward = JSON.parse(program.refereeReward as string);

  return successResponse({
    id: program.id,
    name: program.name,
    referrerReward: referrerReward.value || 0,
    refereeReward: refereeReward.value || 0,
    minPurchaseAmount: program.minPurchase || 0,
    expirationDays: 30, // Default, could add to schema
    maxReferralsPerUser: null, // Could add to schema
  });
}

/**
 * PUT /api/admin/referrals/config
 * Update referral program configuration
 */
async function handlePut(request: NextRequest): Promise<NextResponse<ApiSuccessResponse<unknown> | ApiErrorResponse>> {
  const body = await request.json();
  const { referrerReward, refereeReward, minPurchaseAmount } = body;

  // Find or create active program
  let program = await prisma.referralProgram.findFirst({
    where: { isActive: true } });

  const referrerRewardJson = JSON.stringify({
    type: "credit",
    value: referrerReward || 10 });

  const refereeRewardJson = JSON.stringify({
    type: "discount",
    discountType: "fixed",
    value: refereeReward || 10 });

  if (program) {
    program = await prisma.referralProgram.update({
      where: { id: program.id },
      data: {
        referrerReward: referrerRewardJson,
        refereeReward: refereeRewardJson,
        minPurchase: minPurchaseAmount || null } });
  } else {
    program = await prisma.referralProgram.create({
      data: {
        name: "Default Referral Program",
        referrerReward: referrerRewardJson,
        refereeReward: refereeRewardJson,
        minPurchase: minPurchaseAmount || null,
        isActive: true } });
  }

  return successResponse(program);
}

export const GET = withErrorHandling(withAdmin(handleGet));
export const PUT = withErrorHandling(withAdmin(handlePut));