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duplicator wek refs WIP

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SPRINX0\prochazka
2024-11-07 13:15:33 +01:00
parent 7aaf6bb024
commit cb450a0313
3 changed files with 106 additions and 5 deletions
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27
packages/datalib/src/DataDuplicator.ts
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@@ -21,6 +21,7 @@ export interface DataDuplicatorItem {
export interface DataDuplicatorOptions {
rollbackAfterFinish?: boolean;
skipRowsWithUnresolvedRefs?: boolean;
setNullForUnresolvedNullableRefs?: boolean;
}
class DuplicatorReference {
@@ -36,9 +37,19 @@ class DuplicatorReference {
}
}
class DuplicatorWeakReference {
constructor(public base: DuplicatorItemHolder, public ref: TableInfo, public foreignKey: ForeignKeyInfo) {}
get columnName() {
return this.foreignKey.columns[0].columnName;
}
}
class DuplicatorItemHolder {
references: DuplicatorReference[] = [];
backReferences: DuplicatorReference[] = [];
// not mandatory references to entities out of the model
weakReferences: DuplicatorWeakReference[] = [];
table: TableInfo;
isPlanned = false;
idMap = {};
@@ -65,13 +76,19 @@ class DuplicatorItemHolder {
for (const fk of this.table.foreignKeys) {
if (fk.columns?.length != 1) continue;
const refHolder = this.duplicator.itemHolders.find(y => y.name.toUpperCase() == fk.refTableName.toUpperCase());
if (refHolder == null) continue;
const isMandatory = this.table.columns.find(x => x.columnName == fk.columns[0]?.columnName)?.notNull;
const newref = new DuplicatorReference(this, refHolder, isMandatory, fk);
this.references.push(newref);
this.refByColumn[newref.columnName] = newref;
if (refHolder == null) {
if (!isMandatory) {
const weakref = new DuplicatorWeakReference(this, this.duplicator.db.tables.find(x => x.pureName == fk.refTableName), fk);
this.weakReferences.push(weakref);
}
} else {
const newref = new DuplicatorReference(this, refHolder, isMandatory, fk);
this.references.push(newref);
this.refByColumn[newref.columnName] = newref;
refHolder.isReferenced = true;
refHolder.isReferenced = true;
}
}
}