public static string BDOsToJSON(BDOs bdos)
{
DataSetModel dsMd = new DataSetModel();
dsMd.name = bdos.DataSetName;
BDO mbdo = bdos.MasterBDO;
dsMd.dataModel.Add(new DataTableModel {
name = mbdo.BusiNo, data = mbdo, queryno = mbdo.Business.QueryNo
});
AddChildBDOData(dsMd, mbdo);
StringBuilder sbd = new StringBuilder();
sbd.Append("{ \"name\":\"");
sbd.Append(dsMd.name);
sbd.Append("\",\"datas\":[");
foreach (var v in dsMd.dataModel)
{
sbd.Append("{\"busiName\":\"");
sbd.Append(v.name);
sbd.Append("\",\"busiQueryno\":\"");
sbd.Append(v.queryno);
sbd.Append("\",\"busiData\":");
string str = JsonConvert.SerializeObject(v.data);
sbd.Append(str);
sbd.Append("},");
}
sbd.Remove(sbd.Length - 1, 1);
sbd.Append("],\"relations\":");
sbd.Append(JsonConvert.SerializeObject(dsMd.relations));
sbd.Append("}");
return(sbd.ToString());
}
/// <summary>
/// 保存数据前检查数据是否符合条件(事务前)
/// </summary>
/// <param name="drsr"></param>
public bool DoDataSave(BDOs bdos, out string ErrMsg)
{
BDOS = bdos;
ErrMsg = null;
if (bdos.MasterBDO == null)
{
return(true);
}
DataRowSaveResult drsr = new DataRowSaveResult(null, null);
this.DoDataSave_Before(drsr);
if (drsr.Success == false)
{
ErrMsg = drsr.ErrorText;
//if (drsr.DataRow != null) this.OnLocateErrorControl(drsr); //定位控件错误行所在
return(false);
}
try
{
this.m_IsSaving = true;
this.DoDataSaveCore(drsr);
if (OnAfterSaveData != null)
{
BooleanResult br = OnAfterSaveData(bdos);
ErrMsg = br.ErrorText;
if (!br.Success)
{
return(false);
}
}
}
catch (Exception ex)
{
drsr.ErrorText = ex.Message;
this.DoDataSave_RollBack(drsr);
// throw ex;
}
finally
{
this.m_IsSaving = false;
}
if (drsr.Success == false)
{
ErrMsg = drsr.ErrorText;
//if (drsr.DataRow != null) this.OnLocateErrorControl(drsr);
return(false);
}
return(true);
}
/// <summary>
/// 保存数据前检查数据是否符合条件(事务前)
/// </summary>
/// <param name="drsr"></param>
public bool DoDataSave(BDOs bdos, out string ErrMsg, bool AcceptChange = true)
{
BDOS = bdos;
ErrMsg = null;
if (bdos.MasterBDO == null)
{
return(true);
}
DataRowSaveResult drsr = new DataRowSaveResult(null, null);
this.DoDataSave_Before(drsr);
if (!drsr.Success)
{
ErrMsg = drsr.ErrorText;
return(false);
}
try
{
var br = bdos.MasterBDO.SaveChanged();
if (!br.Success)
{
ErrMsg = br.ErrorText;
return(false);
}
if (OnAfterSaveData != null)
{
br = OnAfterSaveData(bdos);
ErrMsg = br.ErrorText;
if (!br.Success)
{
return(false);
}
}
}
catch (Exception ex)
{
drsr.ErrorText = ex.Message;
}
if (!drsr.Success)
{
ErrMsg = drsr.ErrorText;
return(false);
}
return(true);
}
private static void CopyRelation(BDOs bdos, RelationDTO rel)
{
List <DataColumn> pColumns = new List <DataColumn>();
foreach (string col in rel.parentCols)
{
if (bdos.Tables[rel.parentBusiNo].Columns.Contains(col))
{
pColumns.Add(bdos.Tables[rel.parentBusiNo].Columns[col]);
}
}
List <DataColumn> childColumns = new List <DataColumn>();
foreach (string col in rel.childCols)
{
if (bdos.Tables[rel.name].Columns.Contains(col))
{
childColumns.Add(bdos.Tables[rel.name].Columns[col]);
}
}
bdos.Relations.Add(rel.name, pColumns.ToArray(), childColumns.ToArray());
}
private static void CopyRelation(BDOs bdos, DataRelation rel)
{
List <DataColumn> pColumns = new List <DataColumn>();
foreach (DataColumn col in rel.ParentColumns)
{
if (bdos.Tables[rel.ParentTable.TableName].Columns.Contains(col.ColumnName))
{
pColumns.Add(bdos.Tables[rel.ParentTable.TableName].Columns[col.ColumnName]);
}
}
List <DataColumn> childColumns = new List <DataColumn>();
foreach (DataColumn col in rel.ChildColumns)
{
if (bdos.Tables[rel.ChildTable.TableName].Columns.Contains(col.ColumnName))
{
childColumns.Add(bdos.Tables[rel.ChildTable.TableName].Columns[col.ColumnName]);
}
}
bdos.Relations.Add(rel.RelationName, pColumns.ToArray(), childColumns.ToArray());
}
/// <summary>
/// BDOs模型转DataSet
/// </summary>
/// <param name="bdos"></param>
/// <returns></returns>
public static DataSet ToDataSetDTO(BDOs bdos)
{
DataSet ds = new DataSet(bdos.DataSetName);
foreach (DataTable t in bdos.Tables)
{
DataView dv = t.DefaultView;
DataTable dt = dv.ToTable();
dt.AcceptChanges();
dt.TableName = t.TableName;
ds.Tables.Add(dt);
DataRelation rel = bdos.GetDataRelation(bdos.MasterBDO, t);
if (rel != null)
{
List <DataColumn> pColumns = new List <DataColumn>();
foreach (DataColumn col in rel.ParentColumns)
{
if (ds.Tables[bdos.MasterBDO.TableName].Columns.Contains(col.ColumnName))
{
pColumns.Add(ds.Tables[bdos.MasterBDO.TableName].Columns[col.ColumnName]);
}
}
List <DataColumn> childColumns = new List <DataColumn>();
foreach (DataColumn col in rel.ChildColumns)
{
if (ds.Tables[t.TableName].Columns.Contains(col.ColumnName))
{
childColumns.Add(ds.Tables[t.TableName].Columns[col.ColumnName]);
}
}
ds.Relations.Add(rel.RelationName, pColumns.ToArray(), childColumns.ToArray());
}
}
return(ds);
}
/// <summary>
/// DataSet转BDOs模型
/// </summary>
/// <param name="ds"></param>
/// <returns></returns>
public static List <BDOs> ToBDOsModel(DataSet ds)
{
List <BDOs> lstDs = new List <BDOs>();
List <string> lstTbInBdos = new List <string>();
foreach (DataRelation v in ds.Relations)
{
BDOs BDOS = lstDs.Find((b) =>
{
DataTable dt = v.ParentTable;
while (dt.ParentRelations.Count > 0)
{
dt = dt.ParentRelations[0].ParentTable;
}
return(b.DataSetName == dt.TableName);
});
if (BDOS == null)
{
BDOs bdos = new BDOs(); //新建DS
if (v.ParentTable.ParentRelations.Count == 0)
{
bdos.DataSetName = v.ParentTable.TableName;
CheckNullValue(v.ParentTable);
BDO bdo = new BDO(bdos, null, v.ParentTable.Copy());
bdo.TableName = v.ParentTable.TableName;
bdos.Tables.Add(bdo); //添加MasterBDO
bdo = new BDO(bdos, bdos.MasterBDO, v.ChildTable.Copy());
bdo.TableName = v.ChildTable.TableName;
bdos.Tables.Add(bdo);
CopyRelation(bdos, v);
bdos.MasterBDO.Children.Add(bdo);
lstDs.Add(bdos);
lstTbInBdos.Add(v.ParentTable.TableName);
lstTbInBdos.Add(v.ChildTable.TableName);
}
else
{
DataTable dt = v.ParentTable;
while (dt.ParentRelations.Count > 0)
{
dt = dt.ParentRelations[0].ParentTable;
}
bdos.DataSetName = dt.TableName;
CheckNullValue(dt);
BDO bdo = new BDO(bdos, null, dt.Copy());
bdo.TableName = dt.TableName;
bdos.Tables.Add(bdo); //添加MasterBDO
lstDs.Add(bdos);
lstTbInBdos.Add(dt.TableName);
while (dt.ChildRelations.Count > 0)
{
for (int i = 0; i < dt.ChildRelations.Count; i++)
{
bdo = new BDO(bdos, bdos.MasterBDO, dt.ChildRelations[i].ChildTable.Copy());
bdo.TableName = dt.ChildRelations[i].ChildTable.TableName;
bdos.Tables.Add(bdo);
CopyRelation(bdos, dt.ChildRelations[i]);
bdos.MasterBDO.Children.Add(bdo);
lstTbInBdos.Add(dt.ChildRelations[i].ChildTable.TableName);
}
dt = dt.ChildRelations[0].ChildTable;
}
}
}
else if (!BDOS.Tables.Contains(v.ChildTable.TableName))
{
CheckNullValue(v.ChildTable);
BDO bdo = new BDO(BDOS, BDOS.MasterBDO, v.ChildTable.Copy());
bdo.TableName = v.ChildTable.TableName;
BDOS.Tables.Add(bdo);
CopyRelation(BDOS, v);
BDOS.MasterBDO.Children.Add(bdo);
lstTbInBdos.Add(v.ChildTable.TableName);
}
}
//无表关系的单表
foreach (DataTable dt in ds.Tables)
{
if (!lstTbInBdos.Exists((name) => name == dt.TableName))
{
CheckNullValue(dt);
BDOs singleBDOs = new BDOs();
singleBDOs.DataSetName = dt.TableName;
BDO bdo = new BDO(singleBDOs, null, dt.Copy());
bdo.TableName = dt.TableName;
singleBDOs.Tables.Add(bdo);
lstDs.Add(singleBDOs);
}
}
return(lstDs);
}
public static BDO JsonToBDO(BDOs owner, BDO parentBDO, string busino, string jsonData)
{
BDO bdo = new BDO(owner, parentBDO, busino, "1<>1", false, -1, -1, false);
try
{
ArrayList arrayList = JsonConvert.DeserializeObject <ArrayList>(jsonData);
foreach (var v in arrayList)
{
Newtonsoft.Json.Linq.JObject jobj = v as Newtonsoft.Json.Linq.JObject;
string dataState = "0"; //0-unchange,1-add,2-modify,3-delete
Newtonsoft.Json.Linq.JToken token;
if (jobj.TryGetValue("dataState", out token))
{
dataState = token.ToString();
}
//if (dataState == "0") continue;
DataRow nr = bdo.NewRow();
bdo.Rows.Add(nr);
if (dataState == "2")
{
foreach (var vv in jobj)
{
if (!vv.Key.EndsWith("_old"))
{
continue;
}
string filedName = vv.Key.Substring(0, vv.Key.Length - 4);
if (!bdo.Columns.Contains(filedName))
{
continue;
}
if (vv.Value.GetType() == typeof(Newtonsoft.Json.Linq.JObject) || vv.Value.GetType() == typeof(Newtonsoft.Json.Linq.JArray))
{
if (bdo.Columns[filedName].DataType != typeof(string))
{
continue;
}
nr[filedName] = vv.Value.ToString();
}
else
{
if (((Newtonsoft.Json.Linq.JValue)vv.Value).Value == null && !bdo.Columns[filedName].AllowDBNull)
{
continue;
}
if (((Newtonsoft.Json.Linq.JValue)vv.Value).Type == Newtonsoft.Json.Linq.JTokenType.Boolean)
{
nr[filedName] = (bool)((Newtonsoft.Json.Linq.JValue)vv.Value).Value ? 1 : 0;
}
else
{
nr[filedName] = ((Newtonsoft.Json.Linq.JValue)vv.Value).Value == null || ((Newtonsoft.Json.Linq.JValue)vv.Value).Value.Equals("") || ((Newtonsoft.Json.Linq.JValue)vv.Value).Value.Equals("null") ? DBNull.Value : vv.Value.ToObject(bdo.Columns[filedName].DataType);
}
}
}
nr.AcceptChanges();
}
bool flg = true;
foreach (var vv in jobj)
{
if (!bdo.Columns.Contains(vv.Key))
{
continue;
}
if (vv.Key.EndsWith("_old"))
{
continue;
}
if (vv.Value.GetType() == typeof(Newtonsoft.Json.Linq.JObject))
{
continue;
}
var vl = (Newtonsoft.Json.Linq.JValue)vv.Value;
if ((vl.Value == null || vl.Value.ToString().ToUpper() == "NULL") && !bdo.Columns[vv.Key].AllowDBNull)
{
continue;
}
if (dataState == "1" && bdo.Columns[vv.Key].DataType == typeof(Guid))
{
((BRO)nr).OldID = vl.Value;
continue;
}
if (!nr[vv.Key].Equals(vl.Value))
{
flg = flg & false;
}
if (vl.Value == null || vl.Value.ToString().ToUpper() == "NULL")
{
nr[vv.Key] = DBNull.Value;
}
else if (vl.Type == Newtonsoft.Json.Linq.JTokenType.String && (bdo.Columns[vv.Key].DataType == typeof(Boolean) || bdo.Columns[vv.Key].DataType == typeof(Int32)) && (vl.Value.ToString().ToUpper() == "TRUE" || vl.Value.ToString().ToUpper() == "FALSE"))
{
nr[vv.Key] = vl.Value.ToString().ToUpper() == "TRUE" ? 1 : 0;
}
else if (vv.Value.Type == Newtonsoft.Json.Linq.JTokenType.Boolean)
{
nr[vv.Key] = (vv.Value.HasValues || vl.Value.ToString().ToUpper() == "TRUE") ? 1 : 0;
}
else
{
//if (!nr[vv.Key].Equals(vl.Value))
// flg = flg & false;
object objValue = ((Newtonsoft.Json.Linq.JValue)vv.Value).Value;
nr[vv.Key] = objValue == null || string.IsNullOrEmpty(objValue.ToString().Trim()) ? DBNull.Value : vv.Value.ToObject(bdo.Columns[vv.Key].DataType);
}
}
if (dataState == "2" && flg)
{
nr.AcceptChanges();
}
if (dataState == "3")
{
nr.AcceptChanges();
nr.Delete();
}
else if (dataState == "0")
{
nr.AcceptChanges();
}
}
}
catch (Exception ex)
{
if (ex.Message == "Input string was not in a correct format.")
{
throw new ApplicationException("数据类型转换错误, 请删除后再输入重试.");
}
else
{
throw ex;
}
}
return(bdo);
}
public static List <BDOs> ToBDOsModel(PostData postData)
{
//取真实表名
for (int i = 0; i < postData.BusiDatas.Length; i++)
{
bf_Busi busi = bf_Busis.GetItem(postData.BusiDatas[i].BusiNo);
if (busi == null)
{
continue;
}
postData.BusiDatas[i].TableName = busi.TableName;
busi = bf_Busis.GetItem(postData.BusiDatas[i].ParentBusiNo);
if (busi == null)
{
continue;
}
postData.BusiDatas[i].ParentTableName = busi.TableName;
}
//按照表关系转换
List <BDOs> lstDs = new List <BDOs>();
List <string> lstTbInBdos = new List <string>();
for (int i = 0; i < postData.relations.Length; i++)
{
RelationDTO rel = postData.relations[i];
BDOs BDOS = lstDs.Find((b) => b.DataSetName == rel.parentBusiNo);
if (BDOS == null)
{
BDOs bdos = null;
BDO bdoParent = null;
foreach (BDOs bds in lstDs)
{
bdoParent = bds[rel.parentBusiNo];
if (bdoParent != null)
{
bdos = bds;
break;
}
}
if (bdoParent == null)
{
bdos = new BDOs(rel.parentBusiNo);
bdoParent = JsonToBDO(bdos, null, rel.parentBusiNo, postData.BusiDatas.AsEnumerable().FirstOrDefault(f => f.BusiNo.Equals(rel.parentBusiNo)).JsonData);
CheckNullValue(bdoParent);
bdos.DataSetName = rel.parentBusiNo;
}
BDO bdoChild = JsonToBDO(bdos, null, rel.name, postData.BusiDatas.AsEnumerable().FirstOrDefault(f => f.BusiNo.ToUpper().Equals(rel.name.ToUpper())).JsonData);
if (bdoParent.Rows.Count == 0)
{
foreach (DataRow row in bdoChild.Rows)
{
if (bdoParent.AsEnumerable().FirstOrDefault(f => f[rel.parentCols[0]].Equals(row[rel.childCols[0]])) != null)
{
continue;
}
DataRow nr = bdoParent.NewRow();
nr[rel.parentCols[0]] = row.RowState == DataRowState.Deleted?row[rel.childCols[0], DataRowVersion.Original]: row[rel.childCols[0]];
bdoParent.Rows.Add(nr);
}
bdoParent.AcceptChanges();
}
bdoParent.AddChildren(rel.name, bdoChild, rel.parentCols[0], rel.childCols[0]);
//CopyRelation(bdos, rel);
if (!lstDs.Contains(bdos))
{
lstDs.Add(bdos);
lstTbInBdos.Add(rel.parentBusiNo);
}
lstTbInBdos.Add(rel.name);
}
else
{
BDO bdo = JsonToBDO(BDOS, null, rel.name, postData.BusiDatas.AsEnumerable().FirstOrDefault(f => f.BusiNo.Equals(rel.name)).JsonData);
CheckNullValue(bdo);
if (BDOS.MasterBDO.Rows.Count == 0)
{
foreach (DataRow row in bdo.Rows)
{
if (BDOS.MasterBDO.AsEnumerable().FirstOrDefault(f => f[rel.parentCols[0]].Equals(row[rel.childCols[0]])) != null)
{
continue;
}
DataRow nr = BDOS.MasterBDO.NewRow();
nr[rel.parentCols[0]] = row[rel.childCols[0]];
BDOS.MasterBDO.Rows.Add(nr);
}
BDOS.MasterBDO.AcceptChanges();
}
BDOS.MasterBDO.AddChildren(rel.name, bdo, rel.parentCols[0], rel.childCols[0]);
//CopyRelation(BDOS, rel);
lstTbInBdos.Add(rel.name);
}
}
//无表关系的单表
foreach (BusiData bd in postData.BusiDatas)
{
if (!lstTbInBdos.Exists((name) => name == bd.BusiNo))
{
BDOs singleBDOs = new BDOs(bd.BusiNo);
BDO bdo = JsonToBDO(singleBDOs, null, bd.BusiNo, postData.BusiDatas.AsEnumerable().FirstOrDefault(f => f.BusiNo.Equals(bd.BusiNo)).JsonData);
CheckNullValue(bdo);
singleBDOs.DataSetName = bd.BusiNo;
lstDs.Add(singleBDOs);
}
}
return(lstDs);
}
