typeorm
Version:
Data-Mapper ORM for TypeScript, ES7, ES6, ES5. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, MongoDB databases.
53 lines (51 loc) • 2.19 kB
JavaScript
/**
* Contains all information about entity's foreign key.
*/
var ForeignKeyMetadata = /** @class */ (function () {
// ---------------------------------------------------------------------
// Constructor
// ---------------------------------------------------------------------
function ForeignKeyMetadata(options) {
/**
* Array of columns of this foreign key.
*/
this.columns = [];
/**
* Array of referenced columns.
*/
this.referencedColumns = [];
/**
* Gets array of column names.
*/
this.columnNames = [];
/**
* Gets array of referenced column names.
*/
this.referencedColumnNames = [];
this.entityMetadata = options.entityMetadata;
this.referencedEntityMetadata = options.referencedEntityMetadata;
this.columns = options.columns;
this.referencedColumns = options.referencedColumns;
this.onDelete = options.onDelete || "NO ACTION";
this.onUpdate = options.onUpdate || "NO ACTION";
this.deferrable = options.deferrable;
if (options.namingStrategy)
this.build(options.namingStrategy);
}
// ---------------------------------------------------------------------
// Public Methods
// ---------------------------------------------------------------------
/**
* Builds some depend foreign key properties.
* Must be called after all entity metadatas and their columns are built.
*/
ForeignKeyMetadata.prototype.build = function (namingStrategy) {
this.columnNames = this.columns.map(function (column) { return column.databaseName; });
this.referencedColumnNames = this.referencedColumns.map(function (column) { return column.databaseName; });
this.referencedTablePath = this.referencedEntityMetadata.tablePath;
this.name = namingStrategy.foreignKeyName(this.entityMetadata.tableName, this.columnNames, this.referencedEntityMetadata.tableName, this.referencedColumnNames);
};
return ForeignKeyMetadata;
}());
export { ForeignKeyMetadata };
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