using Microsoft.AspNetCore.Http;
using System;
using System.Collections.Generic;
using System.Text;
using VOL.Core.Const;
using VOL.Core.Enums;
using VOL.Core.ManageUser;
using VOL.Core.UserManager;

namespace VOL.Core.Infrastructure
{
    public static class DictionaryHandler
    {
        /*2020.05.01增加根据用户信息加载字典数据源sql*/

        /// <summary>
        /// 获取自定义数据源sql
        /// </summary>
        /// <param name="dicNo"></param>
        /// <param name="originalSql"></param>
        /// <returns></returns>
        public static string GetCustomDBSql(string dicNo, string originalSql,string CompanyField)
        {

            switch (dicNo)
            {
                case "roles":
                    originalSql = GetRolesSql(originalSql);
                    break;
                //2020.05.24增加绑定table表时，获取所有的角色列表
                //注意，如果是2020.05.24之前获取的数据库脚本
                //请在菜单【下拉框绑定设置】添加一个字典编号【t_roles】,除了字典编号，其他内容随便填写
                case "t_roles":
                    originalSql = GetRolesSql();
                    break;
                case "company":
                    if (string.IsNullOrEmpty(CompanyField))
                        return originalSql;
                    break;
                default:
                    break;
            }

            var curruserinfo = UserContext.Current.UserInfo;
            if ( (CompanyField != "" && !string.IsNullOrWhiteSpace(originalSql))|| (!string.IsNullOrWhiteSpace(originalSql)&&(originalSql.IndexOf("##useridfield") >= 0 || originalSql.IndexOf("##companyfield") >= 0 || originalSql.IndexOf("##STOREHOUSEField") >= 0)) )
            {

                originalSql = originalSql.Replace(Convert.ToChar(10), ' ');

                var corpid = curruserinfo.CompanyId;

                if (curruserinfo.LimitInCompany)
                    originalSql = originalSql.Replace("##companyfield", CompanyField)
                                    .Replace("##companyvalue", corpid);
                else
                    originalSql = originalSql.Replace("##companyfield", "'1'")
                                    .Replace("##companyvalue", "1");

                if (curruserinfo.LimitInCompany)
                {
                    originalSql = originalSql.Replace("##useridfield", "USERID")
                                        .Replace("##useridvalue", curruserinfo.User_Id.ToString());
                }
                else
                    originalSql = originalSql.Replace("##useridfield", "'1'")
                                    .Replace("##useridvalue", "1");

                if (curruserinfo.LimitBySTORAGE)
                {
                    originalSql = originalSql.Replace("##STOREHOUSEfield", "STOREHOUSE")
                                        .Replace("##STOREHOUSEvalue", $"select AREACODE from OP_WMS_STOREHOUSE where id in (select pid from OP_WMS_STOREHOUSE_USERLIMIT where userid = '{curruserinfo.User_Id}')");
                }
                else
                    originalSql = originalSql.Replace("##STOREHOUSEfield", "'1'")
                                    .Replace("##STOREHOUSEvalue", "'1'");
            }

            if (originalSql.IndexOf("##useridfield") > 0 || originalSql.IndexOf("##useridvalue") > 0) {
                
                if (originalSql.IndexOf("##useridfield") > 0)
                    originalSql = originalSql.Replace("##useridfield", "'1'");

                if (originalSql.IndexOf("##useridvalue") > 0)
                    originalSql = originalSql.Replace("##useridvalue", "1");
            }

                return originalSql;
        }
        /// <summary>
        /// 2020.05.24增加绑定table表时，获取所有的角色列表
        /// </summary>
        /// <param name="context"></param>
        /// <param name="originalSql"></param>
        /// <returns></returns>
        public static string GetRolesSql()
        {
            if (DBType.Name == DbCurrentType.PgSql.ToString())
            {
                return "SELECT \"Role_Id\" as key,\"RoleName\" as value from Sys_Role_Core";
            }
            return $@"SELECT Role_Id as 'key',RoleName as 'value' FROM Sys_Role_Core 
                           WHERE Enable=1 ";
        }

        /// <summary>
        /// 获取解决的数据源，只能看到自己与下级所有角色
        /// </summary>
        /// <param name="context"></param>
        /// <param name="originalSql"></param>
        /// <returns></returns>
        public static string GetRolesSql(string originalSql)
        {
            if (UserContext.Current.IsSuperAdmin)
            {
                return originalSql;
            }
            string currnetRoleId = UserContext.Current.RoleId;
            List<string> roleIds = RoleContext.GetAllChildrenIds(currnetRoleId);
            roleIds.Add(currnetRoleId);
            string sql = $@"SELECT Role_Id as 'key',RoleName as 'value' FROM Sys_Role_Core 
                           WHERE Enable=1  and Role_Id in ('{string.Join("','", roleIds)}')";
            return sql;
        }
    }
}