tede/gx_api/GxPress/Repository/GxPress.Repository.Implement/SystemLabel/SystemLableMediaRepository.cs

using System.Collections.Generic;
using System.Threading.Tasks;
using AutoMapper;
using Datory;
using GxPress.Common.AppOptions;
using GxPress.Common.Tools;
using GxPress.Repository.Interface.SystemLabel;
using GxPress.Request.SystemLabel;
using Microsoft.Extensions.Options;
using System.Transactions;
using Dapper;

namespace GxPress.Repository.Implement.SystemLabel
{
    public class SystemLableMediaRepository : ISystemLableMediaRepository
    {
        private readonly Repository<Entity.SystemLabel.SystemLableMedia> _repository;
        private readonly IMapper _mapper;
        private readonly string _connectionString;
        private readonly string _databaseTypestr;
        private readonly Repository<Entity.SystemLabel.SystemLableMedia> mediaLableRepository;
        public SystemLableMediaRepository(IOptionsMonitor<DatabaseOptions> dbOptionsAccessor, IMapper mapper)
        {
            _databaseTypestr = dbOptionsAccessor.CurrentValue.DatabaseType;
            _connectionString = dbOptionsAccessor.CurrentValue.ConnectionString;
            var databaseType =
                StringUtils.ToEnum<DatabaseType>(dbOptionsAccessor.CurrentValue.DatabaseType, DatabaseType.MySql);
            var database = new Database(databaseType, dbOptionsAccessor.CurrentValue.ConnectionString);
            _repository = new Repository<Entity.SystemLabel.SystemLableMedia>(database);
            _mapper = mapper;
            mediaLableRepository = new Repository<Entity.SystemLabel.SystemLableMedia>(database);
        }
        public IDatabase Database => _repository.Database;
        public string TableName => _repository.TableName;
        public List<TableColumn> TableColumns => _repository.TableColumns;

        public async Task<Entity.SystemLabel.SystemLableMedia> GetAsync(int id)
        {
            return await _repository.GetAsync(id);
        }
        /// <summary>
        /// 根据标签ID获取媒体ID
        /// </summary>
        /// <param name="lableId"></param>
        /// <returns></returns>
        public async Task<IEnumerable<int>> GetMediaIdsAsync(int lableId, int typeValue)
        {
            return await _repository.GetAllAsync<int>(Q.Where(nameof(Entity.SystemLabel.SystemLableMedia.LableId), lableId).Where(nameof(Entity.SystemLabel.SystemLableMedia.TypeValue), typeValue).Select(nameof(Entity.SystemLabel.SystemLableMedia.MediaId)));
        }
        /// <summary>
        /// 根据分类获取媒体ID
        /// </summary>
        /// <param name="lableId"></param>
        /// <returns></returns>
        public async Task<IEnumerable<int>> GetMediaIdsByTypeValueAsync(int typeValue)
        {
            return await _repository.GetAllAsync<int>(Q.Where(nameof(Entity.SystemLabel.SystemLableMedia.TypeValue), typeValue).Select(nameof(Entity.SystemLabel.SystemLableMedia.MediaId)));
        }
        public async Task<bool> DeleteAsync(List<int> ids)
        {
            return await _repository.DeleteAsync(Q.WhereIn(nameof(Entity.SystemLabel.SystemLableMedia.Id), ids)) > 0;
        }
        /// <summary>
        /// 添加
        /// </summary>
        /// <param name="request"></param>
        /// <returns></returns>
        public async Task<bool> InsertAsync(SystemLableMediaRequest request)
        {
            try
            {
                using (var transactions = new TransactionScope())
                {
                    await _repository.DeleteAsync(Q.Where(nameof(Entity.SystemLabel.SystemLableMedia.LableId), request.LableId));
                    var sql = $@"INSERT INTO `tede_system_lable_media`(`Guid`,`CreatedDate`,`LastModifiedDate`,`LableId`,`MediaId`,`TypeValue`) VALUES";
                    var createdDate = System.DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss");
                    foreach (var item in request.MediaIds)
                    {
                        var guid = System.Guid.NewGuid().ToString();
                        sql += $@"('{guid}','{createdDate}','{createdDate}',{request.LableId},{item},{request.TypeValue}),";
                    }
                    sql = sql.Remove(sql.Length - 1, 1);
                    var databaseType = _databaseTypestr.ToEnum<DatabaseType>(DatabaseType.MySql);
                    var database = new Database(databaseType, _connectionString);
                    var connection = database.GetConnection();
                    await connection.ExecuteAsync(sql);
                    transactions.Complete();
                }
            }
            catch
            {
                return false;
            }
            return true;
        }
    }
}