using System;

using System.Data;

using System.Text;

using System.Collections.Generic;

using HF.Framework.DataClientDBAgent;

using HF.WorkFlow.DataContract;

using HF.Framework.SqlDataContract;

namespace HF.Forms.Data

{

    /// <summary>

    /// 数据访问类MainChildForm。

    /// </summary>

    public class MainChildForm

    {

        #region  私有字段

        private SqlDataItem sqlDataItem = new SqlDataItem();

        private string[] fieldList = { "MainChildId", "ChildFormId", "MainFormId", "FormOrder", "FormState" };

        private string tableName = "HF_MainChildForm";

        private string keyField = "MainChildId";

        private string sqlString = "";



        #endregion



        #region  私有方法

        private void setParameter(MainChildFormEntity entity)

        {

            sqlDataItem.ParameterList.Clear();

            sqlDataItem.AppendParameter("@MainChildId", entity.MainChildId, typeof(string));

            sqlDataItem.AppendParameter("@ChildFormId", entity.ChildFormId, typeof(string));

            sqlDataItem.AppendParameter("@MainFormId", entity.MainFormId, typeof(string));

            sqlDataItem.AppendParameter("@FormOrder", entity.FormOrder, typeof(int));

            sqlDataItem.AppendParameter("@FormState", entity.FormState, typeof(string));

        }



        private void setInsertSql()

        {

            string tmpValueList = "";

            string tmpFieldName = "";

            sqlString = "insert into " + tableName + "(";

            int tmpInt = this.fieldList.Length;

            for (int i = 0; i < tmpInt - 1; i++)

            {

                tmpFieldName = fieldList[i].ToString();

                sqlString = sqlString + tmpFieldName + ", ";

                tmpValueList = tmpValueList + "@" + tmpFieldName + ",";

            }

            tmpFieldName = this.fieldList[tmpInt - 1].ToString();

            sqlString = sqlString + tmpFieldName;

            tmpValueList = tmpValueList + "@" + tmpFieldName;

            this.sqlString = sqlString + ")values(" + tmpValueList + ")";

            sqlDataItem.CommandText = sqlString;

        }



        private void setUpdateSql()

        {

            string tmpFieldName = "";

            int tmpInt = this.fieldList.Length;

            sqlString = "update " + tableName + " set ";

            for (int i = 0; i < tmpInt - 1; i++)

            {

                tmpFieldName = fieldList[i].ToString();

                sqlString = sqlString + tmpFieldName + " = @" + tmpFieldName + ", ";

            }

            tmpFieldName = this.fieldList[tmpInt - 1].ToString();

            sqlString = sqlString + tmpFieldName + " = @" + tmpFieldName;

            sqlString = sqlString + " where " + keyField + "=@" + this.keyField;

            sqlDataItem.CommandText = sqlString;

        }



        public MainChildFormEntity GetMainChildFormEntity(DataRow dr)

        {

            MainChildFormEntity entity = new MainChildFormEntity();

            string value = "";

            entity.MainChildId = dr["MainChildId"].ToString();

            entity.ChildFormId = dr["ChildFormId"].ToString();

            entity.MainFormId = dr["MainFormId"].ToString();

            value = dr["FormOrder"].ToString();

            if (string.IsNullOrEmpty(value) == false)

            {

                entity.FormOrder = Convert.ToInt32(value);

            }

            entity.FormState = dr["FormState"].ToString();

            return entity;

        }



        #endregion



        #region  构造函数

        public MainChildForm()

        { }

        public static MainChildForm GetInstance()

        {

            return new MainChildForm();

        }

        #endregion



        #region  公有方法

        #region  基本方法

        /// <summary>

        /// 增加

        /// </summary>

        /// <param name="entity">数据实体</param>

        /// <returns>影响的记录条数</returns>

        public int Insert(MainChildFormEntity entity)

        {

            try

            {

                setInsertSql();//设定insert语句

                setParameter(entity);//设定参数

                ClientDBAgent agent = new ClientDBAgent();

                return agent.ExecuteNonQuery(sqlDataItem);

            }

            catch (Exception ex)

            {

                throw ex;

            }

        }



        /// <summary>

        /// 修改

        /// </summary>

        /// <param name="entity">数据实体</param>

        /// <returns>影响的记录条数</returns>

        public int Update(MainChildFormEntity entity)

        {

            try

            {

                setUpdateSql();//设定insert语句

                setParameter(entity);//设定参数

                ClientDBAgent agent = new ClientDBAgent();

                return agent.ExecuteNonQuery(sqlDataItem);

            }

            catch (Exception ex)

            {

                throw ex;

            }

        }



        /// <summary>

        /// 是否存在该记录

        /// </summary>

        public bool Exists(string mainChildId)

        {

            string tmpSql = "select * from " + tableName + " where " + keyField + "=@" + keyField;

            SqlDataItem sqlItem = new SqlDataItem();

            sqlItem.CommandText = tmpSql;

            sqlItem.AppendParameter("@" + keyField, mainChildId);

            ClientDBAgent agent = new ClientDBAgent();

            return agent.RecordExists(sqlItem);

        }



        /// <summary>

        /// 删除

        /// </summary>

        /// <param name="mainChildId">主键Id</param>

        /// <returns>影响的记录条数</returns>

        public void Delete(string mainChildId)

        {

            try

            {

                string tmpSql = "delete from " + tableName + " where  " + keyField + "=@" + keyField;

                SqlDataItem sqlItem = new SqlDataItem();

                sqlItem.CommandText = tmpSql;

                sqlItem.AppendParameter("@" + keyField, mainChildId);

                ClientDBAgent agent = new ClientDBAgent();

                agent.ExecuteNonQuery(sqlItem);

            }

            catch (Exception ex)

            {

                throw ex;

            }

        }



        /// <summary>

        /// 获取一条数据记录

        /// </summary>

        /// <param name="MainChildId">主键Id</param>

        /// <returns>DataTable</returns>

        public DataTable GetMainChildFormTable(string mainChildId)

        {

            string tmpSql = "select * from " + tableName + " where " + keyField + "=@" + keyField;

            try

            {

                SqlDataItem sqlItem = new SqlDataItem();

                sqlItem.CommandText = tmpSql;

                sqlItem.AppendParameter("@" + keyField, mainChildId);

                ClientDBAgent agent = new ClientDBAgent();

                return agent.ExecuteDataTable(sqlItem);

            }

            catch (Exception ex)

            {

                throw ex;

            }

        }



        /// <summary>

        /// 获取一个数据实体

        /// </summary>

        /// <param name="mainChildId">主键Id</param>

        /// <returns>DataTable</returns>

        public MainChildFormEntity GetMainChildFormEntity(string mainChildId)

        {

            DataTable dt = GetMainChildFormTable(mainChildId);

            if (dt != null && dt.Rows.Count > 0)

            {

                return GetMainChildFormEntity(dt.Rows[0]);

            }

            return null;

        }



        #endregion



        #region  扩展方法

        //此处添加扩展方法



        /// <summary>

        /// 把子表单移动到主表单中

        /// </summary>

        /// <param name="mainFormId">主表单id</param>

        /// <param name="childFormId">子表单id</param>

        /// <param name="formOrder">顺序号,以此排序</param>

        /// <param name="formState">表单读写状态</param>

        /// <returns>是否成功</returns>

        public  bool MoveChildToMain(string mainFormId, string childFormId, int formOrder, string formState)

        {

            MainChildFormEntity entity = new MainChildFormEntity();

            try

            {

                entity.MainChildId = Guid.NewGuid().ToString();

                entity.MainFormId = mainFormId;

                entity.ChildFormId = childFormId;

                entity.FormOrder = formOrder;

                entity.FormState = formState;

                MainChildForm.GetInstance().Insert(entity);

                return true;

            }

            catch (Exception ex)

            {

                throw ex;

            }

        }

        /// <summary>

        /// 把子表单从主表单中移除

        /// </summary>

        /// <param name="mainFormId">主表单id</param>

        /// <param name="childFormId">子表单id</param>

        /// <returns>是否成功</returns>

        public  bool RemoveChildFromMain(string mainFormId, string childFormId)

        {

            try

            {

                string tmpSql = "delete HF_MainChildForm where mainFormId=@mainFormId and childFormId=@childFormId";

                SqlDataItem sqlItem = new SqlDataItem();

                sqlItem.CommandText = tmpSql;

                sqlItem.AppendParameter("@mainFormId", mainFormId);

                sqlItem.AppendParameter("@childFormId", childFormId);

                ClientDBAgent agent = new ClientDBAgent();

                agent.ExecuteNonQuery(sqlItem);

                return true;



            }

            catch (Exception ex)

            {

                throw ex;

            }

        }

        /// <summary>

        /// 移除主表单中所有子表单

        /// </summary>

        /// <param name="mainUserCtrlId">主表单id</param>

        ///   <returns>是否成功</returns>

        public bool RemoveAllChildFromMain(string mainFormId)

        {

            try

            {

                string tmpSql = "delete HF_MainChildForm where mainFormId=@mainFormId";

                SqlDataItem sqlItem = new SqlDataItem();

                sqlItem.CommandText = tmpSql;

                sqlItem.AppendParameter("@mainFormId", mainFormId);

                ClientDBAgent agent = new ClientDBAgent();

                agent.ExecuteNonQuery(sqlItem);

                return true;

            }

            catch (Exception ex)

            {

                throw ex;

            }

        }

        /// <summary>

        /// 获得流程的所有表单配置关系信息

        /// </summary>

        /// <param name="workFlowId"></param>

        /// <returns></returns>

        public DataTable GetMainChildFormsOfWorkFlow(string workFlowId)

        {

            try

            {

                string tmpStr = "select distinct wcf.* from HF_WorkTaskForm wtf left join HF_MainChildForm wcf on wtf.MainFormId=wcf.MainFormId "+

                                     "   where wtf.workflowid=@workFlowId";

                SqlDataItem sqlItem = new SqlDataItem();

                sqlItem.CommandText = tmpStr;

                sqlItem.AppendParameter("@workFlowId", workFlowId);

                ClientDBAgent agent = new ClientDBAgent();

                return agent.ExecuteDataTable(sqlItem);

            }

            catch (Exception ex)

            {

                throw ex;

            }

        }

        /// <summary>

        /// 获得主表单与子表单的视图信息

        /// </summary>

        /// <param name="mainFormId"></param>

        /// <returns>DataTable</returns>

        public DataTable GetMainChildFormView(string mainFormId)

        {

            try

            {

                string tmpStr = @"SELECT * from HF_MainChildFormsView

                                   where MainFormId=@mainFormId order by FormOrder ";

                SqlDataItem sqlItem = new SqlDataItem();

                sqlItem.CommandText = tmpStr;

                sqlItem.AppendParameter("@mainFormId", mainFormId);

                ClientDBAgent agent = new ClientDBAgent();

                return agent.ExecuteDataTable(sqlItem);

            }

            catch (Exception ex)

            {

                throw ex;

            }

        }

        /// <summary>

        /// 获得主表单与子表单的视图信息

        /// </summary>

        /// <param name="mainFormId"></param>

        /// <returns>Entitys</returns>

        public List<MainChildFormViewEntity>  GetMainChildFormViewEntitys(string mainFormId)

        {

            List<MainChildFormViewEntity> result = new List<MainChildFormViewEntity>();

            DataTable dt = GetMainChildFormView(mainFormId);

            try

            {

                foreach (DataRow dr in dt.Rows)

                {

                    MainChildFormViewEntity entity = new MainChildFormViewEntity();

                    entity.MainChildId = dr["MainChildId"].ToString();

                    entity.MainFormId = dr["MainFormId"].ToString();

                    entity.ChildFormId = dr["ChildFormId"].ToString();

                    entity.MainCaption = dr["MainCaption"].ToString();

                    entity.ChildCaption = dr["ChildCaption"].ToString();

                    entity.FileName = dr["FileName"].ToString();

                    entity.FilePath= dr["FilePath"].ToString();

                    entity.FormOrder =Convert.ToInt16(dr["FormOrder"]);

                    entity.FormState = dr["FormState"].ToString();

                    entity.Description = dr["Description"].ToString();

                    result.Add(entity);

                }

                return result;

            }

            catch (Exception ex)

            {

                throw ex;

            }

        }

        /// <summary>

        /// 获得任务节点与表单的视图信息

        /// </summary>

        /// <param name="workTaskId">任务模板Id</param>

        /// <returns>DataTable</returns>

        public DataTable GetWorkTaskFormsView(string workTaskId)

        {

            try

            {

                string tmpStr = @"SELECT * from HF_WorkTaskFormsView

                                   where workTaskId=@workTaskId order by FormOrder ";

                SqlDataItem sqlItem = new SqlDataItem();

                sqlItem.CommandText = tmpStr;

                sqlItem.AppendParameter("@workTaskId", workTaskId);

                ClientDBAgent agent = new ClientDBAgent();

                return agent.ExecuteDataTable(sqlItem);

            }

            catch (Exception ex)

            {

                throw ex;

            }

        }

        #endregion

        #endregion

    }

}