IM_NEW/MessageService.WebApi/Application/IntegrationServices/GroupMemberIntegrationService.cs

using System.Net.Http.Json;
using IM.Commons;

namespace MessageService.WebApi.Application.IntegrationServices
{
    public class GroupMemberIntegrationService : IGroupMemberIntegrationService
    {
        private readonly HttpClient http;

        public GroupMemberIntegrationService(HttpClient http)
        {
            this.http = http;
        }

        public async Task<bool> CheckGroupMemberAsync(Guid userId, Guid groupId)
        {
            var result = await http.GetFromJsonAsync<Result<bool>>(
                    $"api/groupmember/checkmember?userId={userId}&groupId={groupId}");

            if (!result.Succeeded)
            {
                return false;
            }

            return result.Data;
        }
    }
}