/// <summary>
/// 生成数据集
/// </summary>
/// <param name="ionicCompile"></param>
/// <param name="screenDef"></param>
/// <param name="doc"></param>
/// <returns></returns>
public static Dictionary <string, MetaDataDataSet> RegisterDataSets(IonicCompile ionicCompile, ScreenDefinition screenDef, ProjectDocument doc)
{
Dictionary <string, MetaDataDataSet> DataSetData = new Dictionary <string, MetaDataDataSet>();
var items = screenDef.Children.Where(a => a.MemberType == EMemberType.DataSet || a.MemberType == EMemberType.Objects).ToList();
foreach (var item in items)
{
if (item.MemberType == EMemberType.DataSet)
{
#region 远程数据集(有实体)
DataSet dats = item as DataSet;
var entityItem = ionicCompile.ProjectItems.Where(a => a.Value.DocumentType == GlobalIds.DocumentType.Entity && a.Key == dats.EntityId).FirstOrDefault();
if (entityItem.Value != null)
{
MetaDataDataSet metaDataSet = BuildMetaDataDataSet(entityItem.Value.Name, item);
if (metaDataSet != null)
{
DataSetData.Add(item.Name, metaDataSet);
}
}
#endregion
}
else
{
Objects objs = item as Objects;
var entityItem = ionicCompile.ProjectItems.Where(a => a.Value.DocumentType == GlobalIds.DocumentType.Entity && a.Key == objs.EntityId).FirstOrDefault();
if (entityItem.Value != null)
{
#region 本地对象(有实体)
MetaDataDataSet metaDataSet = BuildMetaDataDataSet(entityItem.Value.Name, item);
if (metaDataSet != null)
{
DataSetData.Add(item.Name, metaDataSet);
}
#endregion
}
else
{
#region 本地对象(无实体)
MetaDataDataSet metaDataSet = BuildMetaDataDataSet("", item);
if (metaDataSet != null)
{
DataSetData.Add(item.Name, metaDataSet);
}
#endregion
}
}
}
return(DataSetData);
}
private static MetaDataDataSet BuildMetaDataDataSet(string entityName, MemberBase memberBase)
{
string optionStr = string.Empty, dataSetType = string.Empty;
StringBuilder options = new StringBuilder();
dynamic dats = memberBase as DataSet;
if (memberBase.MemberType == EMemberType.DataSet)
{
dats = memberBase as DataSet;
if (dats.EntityId > 0)
{
if (dats.IsCollection)
{
dataSetType = "RemoteDataSet";
}
else
{
dataSetType = "RemoteDataObject";
}
}
else
{
if (dats.IsCollection)
{
dataSetType = "LocalDataSet";
}
else
{
dataSetType = "LocalDataObject";
}
}
options.AppendLine("refreshOnLoaded:true,");
}
else
{
dats = memberBase as Objects;
if (dats.EntityId > 0)
{
if (dats.IsCollection)
{
dataSetType = "RemoteDataSet";
}
else
{
dataSetType = "RemoteDataObject";
}
}
else
{
if (dats.IsCollection)
{
dataSetType = "LocalDataSet";
}
else
{
dataSetType = "LocalDataObject";
}
}
}
#region 过滤条件
string filters = GetFilterContent(dats);
if (!string.IsNullOrEmpty(filters))
{
options.AppendLine($"where:{filters},");
}
#endregion
#region 数据集中的属性，方法，事件，选中项中的数据成员/方法/展开成员
StringBuilder expand = new StringBuilder();
List <MetaDataProperty> listProperty = new List <MetaDataProperty>();
List <MetaDataMethod> listMethod = new List <MetaDataMethod>();
List <MetaDataMethod> listEvent = new List <MetaDataMethod>();
List <MetaDataProperty> listSelectedItemMember = new List <MetaDataProperty>();
List <MetaDataMethod> listSelectedItemMethod = new List <MetaDataMethod>();
foreach (var child in dats.Children)
{
if (child.MemberType == EMemberType.Property)
{
MetaDataProperty propertyMember = GetPropertyContent(child);
listProperty.Add(propertyMember);
}
else if (child.MemberType == EMemberType.Method)
{
MetaDataMethod methodMember = GetMethodContent(child);
listMethod.Add(methodMember);
}
else if (child.MemberType == EMemberType.Events)
{
foreach (var evt in child.Children)
{
MetaDataMethod eventMember = GetEventContent(evt);
if (eventMember != null)
{
listEvent.Add(eventMember);
}
}
}
else if (child.MemberType == EMemberType.SelectedItem)
{
foreach (var item in child.Children)
{
if (item.MemberType == EMemberType.DataMember)
{
MetaDataProperty propertyMember = GetDataMemberContent(item);
listSelectedItemMember.Add(propertyMember);
}
else if (item.MemberType == EMemberType.Method)
{
MetaDataMethod methodMember = GetMethodContent(item);
listSelectedItemMethod.Add(methodMember);
}
else if (item.MemberType == EMemberType.NavigateMember)
{
GetExpandContent(item, expand, "");
}
}
}
else if (child.MemberType == EMemberType.QueryParameters)
{
StringBuilder queryParas = new StringBuilder();
string parasStr = GetParameterContent(child);
if (!string.IsNullOrEmpty(parasStr))
{
parasStr = parasStr.Substring(0, parasStr.Length - 3);
}
queryParas.AppendLine("parameters:{");
queryParas.AppendLine(parasStr);
queryParas.AppendLine("},");
options.Append(queryParas);
}
}
if (!string.IsNullOrEmpty(expand.ToString()))
{
string expandStr = expand.ToString().Substring(0, expand.ToString().Length - 1);
options.AppendLine($"orderBy:[{expandStr.ToString()}],");
}
#endregion
#region 排序
StringBuilder orderByStr = new StringBuilder();
foreach (var sort in dats.Sorts)
{
string sortStr = string.Format("{0} {1}", sort.Name, sort.Direction == 0 ? "asc" : "desc");
if (orderByStr.ToString().Length == 0)
{
orderByStr.Append("\"" + sortStr + "\"");
}
else
{
orderByStr.Append(",\"" + sortStr + "\"");
}
}
if (!string.IsNullOrEmpty(orderByStr.ToString()))
{
options.AppendLine($"expand:[{orderByStr.ToString()}],");
}
#endregion
if (!string.IsNullOrEmpty(options.ToString()))
{
optionStr = options.ToString().Substring(0, options.ToString().Length - 3);
}
var DataSetMember = new MetaDataDataSet
{
Type = dataSetType,
Name = dats.Name,
Title = dats.Title,
EntityName = entityName,
Options = optionStr,
DataPropertys = listProperty,
DataMethods = listMethod,
DataEvents = listEvent,
SelectedItemMembers = listSelectedItemMember,
SelectedItemMethods = listSelectedItemMethod
};
return(DataSetMember);
}
