public RelationLink Fork()
{
RelationLink link = new RelationLink();
link.cycleItem = cycleItem;
link.lastFieldPath = lastFieldPath;
link.keyCount = keyCount;
link.items = new List <RelationItem>(items);
return(link);
}
public RelationLink Fork()
{
var link = new RelationLink
{
CycleItem = CycleItem,
LastFieldPath = LastFieldPath,
keyCount = keyCount,
items = new List <RelationItem>(items)
};
return(link);
}
private void LoadEntityMapping(DataEntityMapping mapping, RelationLink link)
{
var path = link != null ? link.LastFieldPath : string.Empty;
foreach (var relateFieldMapping in mapping.SingleJoinTableRelationFieldMappings)
{
relateFieldMapping.InitialRelation();
var add = false;
if (link == null)
{
var mLink = new RelationLink(relateFieldMapping, string.Empty);
linkList.Add(mLink);
LoadEntityMapping(relateFieldMapping.RelateMapping, mLink);
add = true;
}
else
{
var fLink = link.Fork();
var linkType = fLink.TryAddField(relateFieldMapping);
if (linkType == RelationLinkType.NoMatch)
{
//新开关系链分支加入链集合
var mLink = new RelationLink(relateFieldMapping, link.LastFieldPath);
linkList.Add(mLink);
LoadEntityMapping(relateFieldMapping.RelateMapping, mLink);
add = true;
}
else if (linkType == RelationLinkType.AddLink)
{
//将原关系链追加后再加入链集合
linkList.Add(fLink);
LoadEntityMapping(relateFieldMapping.RelateMapping, fLink);
add = true;
}
else
{
//原关系链已能形成闭环，不需修改
cycleDict.Add(fLink.LastFieldPath, fLink.CycleFieldPath);
}
}
if (add)
{
var kps = relateFieldMapping.GetKeyPairs();
var relates = new string[kps.Length];
for (var i = 0; i < kps.Length; i++)
{
relates[i] = $"{path}.{relateFieldMapping.FieldName}.{kps[i].RelateKey}";
}
var relate = $"{path}.{relateFieldMapping.FieldName}";
singleDict[relate] = relates;
}
}
foreach (var collectFieldMapping in mapping.CollectionRelationFieldMappings)
{
var kps = collectFieldMapping.GetKeyPairs();
var masters = new string[kps.Length];
for (var i = 0; i < kps.Length; i++)
{
masters[i] = $"{path}.{kps[i].MasterKey}";
}
var collectField = $"{path}.{collectFieldMapping.FieldName}";
collectionDict[collectField] = masters;
}
}
void LoadEntityMapping(DataEntityMapping mapping, RelationLink link)
{
string path = link != null ? link.LastFieldPath : string.Empty;
foreach (SingleRelationFieldMapping relateFieldMapping in mapping.SingleJoinTableRelationFieldMappings)
{
relateFieldMapping.InitialRelation();
bool add = false;
if (link == null)
{
RelationLink mlink = new RelationLink(relateFieldMapping, string.Empty);
linkList.Add(mlink);
LoadEntityMapping(relateFieldMapping.RelateMapping, mlink);
add = true;
}
else
{
RelationLink flink = link.Fork();
RelationLinkType linkType = flink.TryAddField(relateFieldMapping);
if (linkType == RelationLinkType.NoMatch)
{
//新开关系链分支加入链集合
RelationLink mlink = new RelationLink(relateFieldMapping, link.LastFieldPath);
linkList.Add(mlink);
LoadEntityMapping(relateFieldMapping.RelateMapping, mlink);
add = true;
}
else if (linkType == RelationLinkType.AddLink)
{
//将原关系链追加后再加入链集合
linkList.Add(flink);
LoadEntityMapping(relateFieldMapping.RelateMapping, flink);
add = true;
}
else
{
//原关系链已能形成闭环，不需修改
cycleDict.Add(flink.LastFieldPath, flink.CycleFieldPath);
}
}
if (add)
{
RelationKey[] kps = relateFieldMapping.GetKeyPairs();
string[] relates = new string[kps.Length];
for (int i = 0; i < kps.Length; i++)
{
relates[i] = string.Format("{0}.{1}.{2}", path, relateFieldMapping.FieldName, kps[i].RelateKey);
}
string relate = string.Format("{0}.{1}", path, relateFieldMapping.FieldName);
singleDict[relate] = relates;
}
}
foreach (CollectionRelationFieldMapping collectFieldMapping in mapping.CollectionRelationFieldMappings)
{
RelationKey[] kps = collectFieldMapping.GetKeyPairs();
string[] masters = new string[kps.Length];
for (int i = 0; i < kps.Length; i++)
{
masters[i] = string.Format("{0}.{1}", path, kps[i].MasterKey);
}
string collectField = string.Format("{0}.{1}", path, collectFieldMapping.FieldName);
collectionDict[collectField] = masters;
}
}