Remove describe.only from spec file as this was stopping all other
spec files from running.
Closes #7284
tgandrews
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import {EntityMetadata} from "../metadata/EntityMetadata"; |
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import {ColumnMetadata} from "../metadata/ColumnMetadata"; |
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import {ForeignKeyMetadata} from "../metadata/ForeignKeyMetadata"; |
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import {Connection} from "../connection/Connection"; |
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import {IndexMetadata} from "../metadata/IndexMetadata"; |
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/**
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* Creates EntityMetadata for junction tables of the closure entities.
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* Closure junction tables are tables generated by closure entities.
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*/
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export class ClosureJunctionEntityMetadataBuilder { |
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// -------------------------------------------------------------------------
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// Constructor
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// -------------------------------------------------------------------------
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constructor(private connection: Connection) { |
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}
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// -------------------------------------------------------------------------
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// Public Methods
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// -------------------------------------------------------------------------
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/**
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* Builds EntityMetadata for the closure junction of the given closure entity.
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*/
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build(parentClosureEntityMetadata: EntityMetadata) { |
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// create entity metadata itself
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const entityMetadata = new EntityMetadata({ |
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parentClosureEntityMetadata: parentClosureEntityMetadata, |
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connection: this.connection, |
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args: { |
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target: "", |
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name: parentClosureEntityMetadata.treeOptions && parentClosureEntityMetadata.treeOptions.closureTableName ? parentClosureEntityMetadata.treeOptions.closureTableName : parentClosureEntityMetadata.tableNameWithoutPrefix, |
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type: "closure-junction" |
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}
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});
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entityMetadata.build(); |
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// create ancestor and descendant columns for new closure junction table
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parentClosureEntityMetadata.primaryColumns.forEach(primaryColumn => { |
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entityMetadata.ownColumns.push(new ColumnMetadata({ |
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connection: this.connection, |
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entityMetadata: entityMetadata, |
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closureType: "ancestor", |
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referencedColumn: primaryColumn, |
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args: { |
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target: "", |
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mode: "virtual", |
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propertyName: parentClosureEntityMetadata.treeOptions && parentClosureEntityMetadata.treeOptions.ancestorColumnName ? parentClosureEntityMetadata.treeOptions.ancestorColumnName(primaryColumn) : primaryColumn.propertyName + "_ancestor", |
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options: { |
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primary: true, |
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length: primaryColumn.length, |
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type: primaryColumn.type |
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}
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}
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}));
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entityMetadata.ownColumns.push(new ColumnMetadata({ |
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connection: this.connection, |
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entityMetadata: entityMetadata, |
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closureType: "descendant", |
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referencedColumn: primaryColumn, |
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args: { |
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target: "", |
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mode: "virtual", |
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propertyName: parentClosureEntityMetadata.treeOptions && parentClosureEntityMetadata.treeOptions.descendantColumnName ? parentClosureEntityMetadata.treeOptions.descendantColumnName(primaryColumn) : primaryColumn.propertyName + "_descendant", |
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options: { |
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primary: true, |
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length: primaryColumn.length, |
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type: primaryColumn.type, |
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}
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}
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}));
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});
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entityMetadata.ownIndices = [ |
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new IndexMetadata({ |
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entityMetadata: entityMetadata, |
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columns: [entityMetadata.ownColumns[0]], |
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args: { |
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target: entityMetadata.target, |
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synchronize: true |
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}
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}),
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new IndexMetadata({ |
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entityMetadata: entityMetadata, |
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columns: [entityMetadata.ownColumns[1]], |
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args: { |
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target: entityMetadata.target, |
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synchronize: true |
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}
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})
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];
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// if tree level column was defined by a closure entity then add it to the junction columns as well
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if (parentClosureEntityMetadata.treeLevelColumn) { |
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entityMetadata.ownColumns.push(new ColumnMetadata({ |
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connection: this.connection, |
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entityMetadata: entityMetadata, |
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args: { |
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target: "", |
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mode: "virtual", |
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propertyName: "level", |
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options: { |
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type: this.connection.driver.mappedDataTypes.treeLevel, |
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}
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}
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}));
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}
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// create junction table foreign keys
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entityMetadata.foreignKeys = [ |
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new ForeignKeyMetadata({ |
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entityMetadata: entityMetadata, |
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referencedEntityMetadata: parentClosureEntityMetadata, |
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columns: [entityMetadata.ownColumns[0]], |
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referencedColumns: parentClosureEntityMetadata.primaryColumns, |
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// onDelete: "CASCADE" // todo: does not work in mssql for some reason
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}),
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new ForeignKeyMetadata({ |
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entityMetadata: entityMetadata, |
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referencedEntityMetadata: parentClosureEntityMetadata, |
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columns: [entityMetadata.ownColumns[1]], |
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referencedColumns: parentClosureEntityMetadata.primaryColumns, |
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// onDelete: "CASCADE" // todo: does not work in mssql for some reason
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}),
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];
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return entityMetadata; |
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}
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}
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