using Longbow.Data;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.Common;
using System.Linq;

namespace Bootstrap.DataAccess.SQLite
{
    /// <summary>
    /// 
    /// </summary>
    public class Menu : DataAccess.Menu
    {
        /// <summary>
        /// 删除菜单信息
        /// </summary>
        /// <param name="value"></param>
        public override bool DeleteMenu(IEnumerable<string> value)
        {
            bool ret = false;
            var ids = string.Join(",", value);
            using (TransactionPackage transaction = DbAccessManager.DBAccess.BeginTransaction())
            {
                using (DbCommand cmd = DbAccessManager.DBAccess.CreateCommand(CommandType.Text, $"delete from NavigationRole where NavigationID in ({ids})"))
                {
                    try
                    {
                        DbAccessManager.DBAccess.ExecuteNonQuery(cmd, transaction);

                        cmd.CommandText = $"delete from Navigations where ID in ({ids})";
                        DbAccessManager.DBAccess.ExecuteNonQuery(cmd, transaction);

                        transaction.CommitTransaction();
                        CacheCleanUtility.ClearCache(menuIds: value);
                        ret = true;
                    }
                    catch (Exception ex)
                    {
                        transaction.RollbackTransaction();
                        throw ex;
                    }
                }
            }
            return ret;
        }
        /// <summary>
        /// <summary>
        /// 通过角色ID保存当前授权菜单
        /// </summary>
        /// <param name="roleId"></param>
        /// <param name="menuIds"></param>
        /// <returns></returns>
        public override bool SaveMenusByRoleId(string roleId, IEnumerable<string> menuIds)
        {
            bool ret = false;
            using (TransactionPackage transaction = DbAccessManager.DBAccess.BeginTransaction())
            {
                try
                {
                    //删除菜单角色表该角色所有的菜单
                    string sql = $"delete from NavigationRole where RoleID = {roleId}";
                    using (DbCommand cmd = DbAccessManager.DBAccess.CreateCommand(CommandType.Text, sql))
                    {
                        DbAccessManager.DBAccess.ExecuteNonQuery(cmd, transaction);
                        //批插入菜单角色表
                        menuIds.ToList().ForEach(mId =>
                        {
                            cmd.CommandText = $"Insert Into NavigationRole (NavigationID, RoleID) Values ( {mId}, {roleId})";
                            DbAccessManager.DBAccess.ExecuteNonQuery(cmd, transaction);
                        });
                        transaction.CommitTransaction();
                    }
                    CacheCleanUtility.ClearCache(menuIds: menuIds, roleIds: new List<string>() { roleId });
                    ret = true;
                }
                catch (Exception ex)
                {
                    transaction.RollbackTransaction();
                    throw ex;
                }
            }
            return ret;
        }
    }
}