MinglarBackendNestJS/src/modules/host/handlers/Activity_Hub/Scheduling/getSchedulingOfAct.ts

import { APIGatewayProxyEvent, APIGatewayProxyResult, Context } from 'aws-lambda';
import { prismaClient } from '../../../../../common/database/prisma.lambda.service';
import { verifyMinglarAdminHostToken } from '../../../../../common/middlewares/jwt/authForMinglarAdminHost';
import { safeHandler } from '../../../../../common/utils/handlers/safeHandler';
import ApiError from '../../../../../common/utils/helper/ApiError';
import { SchedulingService } from '../../../services/activityScheduling.service';
import { ACTIVITY_INTERNAL_STATUS } from '../../../../../common/utils/constants/host.constant';

const schedulingService = new SchedulingService(prismaClient);

/**
 * GET /activities
 * Query Parameters:
 *   - status: Listed | Unlisted | Not_Listed (optional - if not provided, returns all)
 *   - hostId: ID of host (required from token)
 * 
 * Returns activities based on status filter
 */
export const handler = safeHandler(async (
  event: APIGatewayProxyEvent,
  context?: Context
): Promise<APIGatewayProxyResult> => {
  // Get and verify token
  const token = event.headers['x-auth-token'] || event.headers['X-Auth-Token'];
  if (!token) {
    throw new ApiError(400, 'This is a protected route. Please provide a valid token.');
  }

  const userInfo = await verifyMinglarAdminHostToken(token);
  const userId = Number(userInfo.id);

  // Get status filter from query parameters
  const status = event.queryStringParameters?.status as string | undefined;

  const hostId = await schedulingService.getHostIdByUserId(userId);
  
  // Validate status if provided
  const validStatuses = [ACTIVITY_INTERNAL_STATUS.ACTIVITY_APPROVED, ACTIVITY_INTERNAL_STATUS.ACTIVITY_UNLISTED, ACTIVITY_INTERNAL_STATUS.ACTIVITY_LISTED];
  if (status && !validStatuses.includes(status)) {
    throw new ApiError(400, `Invalid status. Must be one of: ${validStatuses.join(', ')}`);
  }

  // Get activities from service
  const activities = await schedulingService.getActivitiesByStatus(hostId, status);

  return {
    statusCode: 200,
    headers: {
      'Content-Type': 'application/json',
      'Access-Control-Allow-Origin': '*',
    },
    body: JSON.stringify({
      success: true,
      message: 'Activities retrieved successfully',
      data: {
        total: activities.length,
        activities: activities,
        filter: {
          status: status || 'All',
        },
      },
    }),
  };
});