// ==========================================================================
//  Squidex Headless CMS
// ==========================================================================
//  Copyright (c) Squidex UG (haftungsbeschraenkt)
//  All rights reserved. Licensed under the MIT license.
// ==========================================================================

using System;
using System.Threading.Tasks;
using MongoDB.Driver;
using Squidex.Domain.Apps.Core.Contents;
using Squidex.Domain.Apps.Entities.Contents;
using Squidex.Domain.Apps.Entities.Schemas;
using Squidex.Infrastructure;
using Squidex.Infrastructure.Json;

namespace Squidex.Domain.Apps.Entities.MongoDb.Contents.Operations
{
    internal sealed class QueryContent : OperationBase
    {
        private readonly IJsonSerializer serializer;

        public QueryContent(IJsonSerializer serializer)
        {
            this.serializer = serializer;
        }

        public async Task<IContentEntity?> DoAsync(ISchemaEntity schema, Guid id, Status[]? status, bool includeDraft)
        {
            Guard.NotNull(schema);

            var find = Collection.Find(x => x.Id == id).WithoutDraft(includeDraft);

            var contentEntity = await find.FirstOrDefaultAsync();

            if (contentEntity != null)
            {
                if (contentEntity.IndexedSchemaId != schema.Id || !contentEntity.HasStatus(status))
                {
                    return null;
                }

                contentEntity?.ParseData(schema.SchemaDef, serializer);
            }

            return contentEntity;
        }
    }
}