using DS.Module.Core;
using DS.Module.Core.Data;
using DS.Module.Core.Extensions;
using DS.Module.Log.Entity;
using DS.Module.UserModule;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection;
using Newtonsoft.Json;
using SqlSugar;

namespace DS.Module.SqlSugar;

/// <summary>
/// SqlSugar 启动服务
/// </summary>
public static class SqlsugarInstall
{
    // /// <summary>
    // /// 数据库连接字符串
    // /// </summary>
    // private static string DbInfo = AppSetting.Configuration["ConnectionStrings:DbInfo"];
    //
    // /// <summary>
    // /// 数据库类型
    // /// </summary>
    // private static string DbType = AppSetting.Configuration["ConnectionStrings:DbType"];

    //public static readonly Logger Logger = LogManager.GetCurrentClassLogger();
    // private readonly IUser user;

    // private  ILogger<SqlsugarInstall> _logger;
    /// <summary>
    /// 将模块服务添加到依赖注入服务容器中
    /// </summary>
    /// <param name="services">依赖注入服务容器</param>
    /// <returns></returns>
    public static IServiceCollection AddSqlSugarInstall(this IServiceCollection services)
    {
        if (services == null) throw new ArgumentNullException(nameof(services));
        Console.WriteLine("开始加载sqlsugar模块");
        Console.WriteLine("数据库配置id:" + AppSetting.app(new string[] { "DBInfo", "DefaultDbConnId" }));

        var dbs = AppSetting.app<DbConfig>("DBInfo", "DBS");
        //默认数据库
        List<DbConfig> dbList = new List<DbConfig>();
        DbConfig defaultdb = new DbConfig()
        {
            ConnId = AppSetting.app(new string[] { "DBInfo", "DefaultDbConnId" }),
            Connection = AppSetting.app(new string[] { "DBInfo", "DefaultDbString" }),
            DbType = AppSetting.app(new string[] { "DBInfo", "DefaultDbType" }).ObjToInt()
        };
        dbList.Add(defaultdb);
        //业务数据库集合
        foreach (var item in dbs)
        {
            dbList.Add(item);
        }

        var connectConfigList = SqlsugarHelper.ReturnConnectionConfig(dbList);

        //foreach (var item in dbList)
        //{
        //    //防止数据库重复，导致的事务异常
        //    if (connectConfigList.Any(a => a.ConfigId == (dynamic)item.ConnId || a.ConnectionString == item.Connection))
        //    {
        //        continue;
        //    }

        //    connectConfigList.Add(new ConnectionConfig()
        //    {
        //        ConnectionString = item.Connection,
        //        DbType = (DbType)item.DbType,
        //        IsAutoCloseConnection = true,
        //        ConfigId = item.ConnId,
        //        InitKeyType = InitKeyType.Attribute,
        //        MoreSettings = new ConnMoreSettings()
        //        {
        //            IsAutoRemoveDataCache = true //自动清理缓存
        //        },
        //        // 自定义特性
        //        ConfigureExternalServices = new ConfigureExternalServices()
        //        {
        //        }
        //    });
        //}
        var httpContextAccessor = services.GetService<IHttpContextAccessor>();
        var user = services.GetService<IUser>();
        if (user.IsNullOrEmpty())
        {
            user = new AspNetUser(httpContextAccessor)
            {
                UserId = "1288018625843826688",
                TenantId = "1288018625843826688",
                CompanyId = "1288018625843826688",
                OrgId = "1288018625843826688"
            };
        }
 
        //全局上下文生效
        SqlSugarScope sqlSugar = new SqlSugarScope(connectConfigList,
            db =>
            {
                // 封装AOP
                // SqlsugarAopHelper.AopForSqlsugar(db, user, dbList, connectConfigList);
                Console.WriteLine("开始加载sqlsugar模块 要走过滤 起了");
                foreach (var c in connectConfigList)
                {
                    var dbProvider = db.GetConnectionScope((string)c.ConfigId);
                    // var user = services.GetService<IUser>();
                    //单例参数配置，所有上下文生效
                    dbProvider.Ado.CommandTimeOut = 30;
                    dbProvider.Aop.OnLogExecuting = (sql, pars) =>
                    {
                        //执行前事件
                        //Logger.Log(LogLevel.Info,
                        //    DateTime.Now.ToString() + "\r\n" +
                        //    UtilMethods.GetSqlString(c.DbType, sql, pars));
                        Console.WriteLine("执行的sql:" + sql);
                    };

                    //数据处理事件
                    dbProvider.Aop.DataExecuting = (oldValue, entityInfo) =>
                    {
                        // 新增操作
                        if (entityInfo.OperationType == DataFilterType.InsertByObject)
                        {
                            if (entityInfo.PropertyName == "Id")
                            {
                                if (entityInfo.EntityColumnInfo.PropertyInfo.PropertyType == typeof(string))
                                {
                                    entityInfo.SetValue(GuidHelper.GetSnowflakeId());
                                }

                                if (entityInfo.EntityColumnInfo.IsPrimarykey &&
                                    entityInfo.EntityColumnInfo.PropertyInfo.PropertyType == typeof(long))
                                {
                                    var id = entityInfo.EntityColumnInfo.PropertyInfo.GetValue(entityInfo
                                        .EntityValue);
                                    if (id == null || (long)id == 0)
                                        entityInfo.SetValue(SnowFlakeSingle.Instance.NextId());
                                }
                            }

                            if (entityInfo.PropertyName == "CreateTime")
                                entityInfo.SetValue(DateTime.Now);

                            if (entityInfo.PropertyName == "TenantId")
                            {
                                var tenantId = ((dynamic)entityInfo.EntityValue).TenantId;
                                if (tenantId == null || tenantId == 0)
                                    entityInfo.SetValue(user.GetTenantId());
                            }

                            if (entityInfo.PropertyName == "CreateBy")
                            {
                                if (!user.UserId.IsNullOrEmpty())
                                {
                                    entityInfo.SetValue(user.UserId);
                                }
                                else
                                {
                                    entityInfo.SetValue(1288018625843826688);
                                }
                            }

                            if (entityInfo.PropertyName == "Deleted")
                                entityInfo.SetValue(false);
                        }

                        // 更新操作
                        if (entityInfo.OperationType == DataFilterType.UpdateByObject)
                        {
                            if (entityInfo.PropertyName == "UpdateTime")
                                entityInfo.SetValue(DateTime.Now);
                            if (entityInfo.PropertyName == "UpdateBy" && user != null)
                                entityInfo.SetValue(user.UserId);
                        } 
                    };

                    dbProvider.Aop.OnDiffLogEvent = it =>
                    {
                        //排除日志库操作
                        if (Convert.ToInt64(c.ConfigId) != 1288018625843826680)
                        {
                            #region 插入日志审计表
                            //操作前记录  包含： 字段描述 列名 值 表名 表描述
                            var editBeforeData = it.BeforeData; //插入Before为null，之前还没进库
                            //操作后记录   包含： 字段描述 列名 值  表名 表描述
                            var editAfterData = it.AfterData;
                            var sql = it.Sql;
                            var parameter = it.Parameters;
                            var data = it.BusinessData; //这边会显示你传进来的对象
                            var time = it.Time;
                            var diffType = it.DiffType; //enum insert 、update and delete

                            var diffData = SqlSugarDiffUtil.GetDiff(editBeforeData,editAfterData);
                            
                            var auditData = new SysLogAudit()
                            {
                                KeyId =Convert.ToInt64(diffData.Id),
                                Sql = it.Sql,
                                Param =  JsonConvert.SerializeObject(it.Parameters),
                                OperateType = diffType.ToString(),
                                OldValue = JsonConvert.SerializeObject(editAfterData),
                                NewValue = JsonConvert.SerializeObject(editAfterData),
                                DiffData = diffData.DiffData,
                                AopData = JsonConvert.SerializeObject(it.BusinessData),
                                // CreateUser = user.UserName
                            };
                            db.GetConnection(1288018625843826680).Insertable(auditData).ExecuteCommand();
                            #endregion
                        }
                      
                    };
                    //全局过滤租户
                    dbProvider.QueryFilter.AddTableFilter<ITenantId>(m => m.TenantId == user.GetTenantId());
                    //全局过滤机构Id
                    dbProvider.QueryFilter.AddTableFilter<IOrgId>(m => m.OrgId == user.GetOrgId());
                    //全局软删除过滤
                    dbProvider.QueryFilter.AddTableFilter<IDeleted>(m => m.Deleted == false);
                }
            });

        services.AddSingleton<ISqlSugarClient>(sqlSugar); //这边是SqlSugarScope用AddSingleton

        return services;
    }
}