using System.Collections.Generic;
using System.Threading.Tasks;
using GxPress.Common.AppOptions;
using GxPress.Common.Exceptions;
using GxPress.Common.Tools;
using GxPress.Entity;
using GxPress.Repository.Interface;
using GxPress.Request.ArticleGroup;
using Microsoft.Extensions.Options;
using Datory;
using Dapper;
using GxPress.Result.Article;
using System;
using GxPress.EnumConst;
using AutoMapper;
using GxPress.Result.ArticleGroupUser;

namespace GxPress.Repository.Implement
{
    public class ArticleGroupRepository : IArticleGroupRepository
    {
        private readonly Repository<ArticleGroup> _repository;
        private readonly string _connectionString;
        private readonly string _databaseTypeStr;
        private readonly IMapper _mapper;
        public ArticleGroupRepository(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<ArticleGroup>(database);
            this._mapper = _mapper;
        }

        public IDatabase Database => _repository.Database;
        public string TableName => _repository.TableName;
        public List<TableColumn> TableColumns => _repository.TableColumns;
        public async Task<bool> ExistsAsync(int id)
        {
            return await _repository.ExistsAsync(id);
        }

        public async Task<bool> IsNameExistsAsync(string name)
        {
            return await _repository.ExistsAsync(Q.Where(nameof(ArticleGroup.Name), name));
        }

        public async Task<int> InsertAsync(ArticleGroup processGroup)
        {
            return await _repository.InsertAsync(processGroup);
        }

        public async Task<ArticleGroupResult> GetAsync(int id)
        {
            var result = new ArticleGroupResult();
            if (id > 0)
            {
                var articleGroup = await _repository.GetAsync(id);
                result = _mapper.Map<ArticleGroupResult>(articleGroup);
            }
            if (result == null)
                result = new ArticleGroupResult();
            result.StyleCssDictionary = new Dictionary<string, string>();
            Type t = typeof(AppPageStyleCssConst);
            Array arrays = Enum.GetValues(t);
            for (int i = 0; i < arrays.LongLength; i++)
            {
                var appPageStyleCssConst = (AppPageStyleCssConst)arrays.GetValue(i);
                var descriptionattrib = appPageStyleCssConst.GetDescriptionOriginal();
                result.StyleCssDictionary.Add(descriptionattrib, appPageStyleCssConst.ToString());
            }
            return result;
        }
        public async Task<ArticleGroup> GetArticleGroupAsync(int id)
        {
            return await _repository.GetAsync(id);
        }
        public async Task<bool> UpdateAsync(ArticleGroup processGroup)
        {
            return await _repository.UpdateAsync(processGroup);
        }
        public async Task<IEnumerable<ArticleGroupUserListResult>> GetListAsync(int userId)
        {
            string sql = $@"select * from tede_article_group where Id not  in(SELECT ArticleGroupId FROM tede_article_group_user where UserId={userId}) and IsSystemDefault=0 order by Sort desc";
            var databaseType = StringUtils.ToEnum<DatabaseType>(_databaseTypeStr, DatabaseType.MySql);
            var database = new Database(databaseType, _connectionString);
            var connection = database.GetConnection();
            var result = await connection.QueryAsync<ArticleGroup>(sql);
            var list = new List<ArticleGroupUserListResult>();
            foreach (var item in result)
            {
                list.Add(new ArticleGroupUserListResult() { Id = item.Id, UserId = userId, ArticleGroupId = item.Id, ArticleGroupName = item.Name, StyleCss = item.StyleCss, IsSystemDefault = item.IsSystemDefault });
            }
            return list;
        }

        /// <summary>
        /// 添加
        /// </summary>
        /// <param name="request"></param>
        /// <returns></returns>
        public async Task<ArticleGroup> AddAsync(ArticleGroupAddRequest request)
        {
            var exist = await IsNameExistsAsync(request.Name);
            if (exist) throw new BusinessException("分组名不能重复");
            var group = new ArticleGroup
            {
                Name = request.Name,
                Sort = request.Sort,
                IsMiddleLable = request.IsMiddleLable,
                IsSystemDefault = request.IsSystemDefault,
                MiddleLableId = request.MiddleLableId,
                StyleCss = request.StyleCss
            };
            group.Id = await InsertAsync(group);
            return group;
        }

        /// <summary>
        /// 修改
        /// </summary>
        /// <param name="id"></param>
        /// <param name="request"></param>
        /// <returns></returns>
        public async Task<bool> UpdateAsync(int id, ArticleGroupAddRequest request)
        {
            var group = await GetArticleGroupAsync(id);
            if (group == null) throw new BusinessException("该分组不存在");
            if (group.Name != request.Name)
            {
                var exist = await IsNameExistsAsync(request.Name);
                if (exist) throw new BusinessException("分组名不能重复");
            }
            group.Name = request.Name;
            group.Sort = request.Sort;
            group.IsMiddleLable = request.IsMiddleLable;
            group.IsSystemDefault = request.IsSystemDefault;
            group.MiddleLableId = request.MiddleLableId;
            group.StyleCss = request.StyleCss;
            return await UpdateAsync(group);
        }

        /// <summary>
        /// 删除
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public async Task<bool> DeleteAsync(int id)
        {
            var group = await GetAsync(id);
            if (group == null) throw new BusinessException("该文章组不存在");

            return await _repository.DeleteAsync(id);
        }
        /// <summary>
        /// 根据样式获取导航
        /// </summary>
        /// <param name="styleCss"></param>
        /// <returns></returns>
        public async Task<ArticleGroup> GetArticleGroupAsync(string styleCss)
        {
            return await _repository.GetAsync(Q.Where(nameof(ArticleGroup.StyleCss), styleCss));
        }
    }
}