Add is system flag to object metadata (#2481)

* Add isSystem flag to objectMetadata

* squash migrations and add dataSource->objects FK

* fix missing datasource enum type

server/src/metadata/data-source/data-source.entity.ts

@@ -5,8 +5,11 @@ import {
   PrimaryGeneratedColumn,
   UpdateDateColumn,
   DataSourceOptions,
+  OneToMany,
 } from 'typeorm';
 
+import { ObjectMetadataEntity } from 'src/metadata/object-metadata/object-metadata.entity';
+
 type DataSourceType = DataSourceOptions['type'];
 
 @Entity('dataSource')
@@ -29,6 +32,11 @@ export class DataSourceEntity {
   @Column({ default: false })
   isRemote: boolean;
 
+  @OneToMany(() => ObjectMetadataEntity, (object) => object.dataSource, {
+    cascade: true,
+  })
+  objects: ObjectMetadataEntity[];
+
   @Column({ nullable: false })
   workspaceId: string;
 

server/src/metadata/object-metadata/dtos/object-metadata.dto.ts

@@ -53,6 +53,9 @@ export class ObjectMetadataDTO {
   @Field()
   isActive: boolean;
 
+  @Field()
+  isSystem: boolean;
+
   @HideField()
   workspaceId: string;
 

server/src/metadata/object-metadata/object-metadata.entity.ts

@@ -6,12 +6,14 @@ import {
   OneToMany,
   CreateDateColumn,
   UpdateDateColumn,
+  ManyToOne,
 } from 'typeorm';
 
 import { ObjectMetadataInterface } from 'src/tenant/schema-builder/interfaces/object-metadata.interface';
 
 import { FieldMetadataEntity } from 'src/metadata/field-metadata/field-metadata.entity';
 import { RelationMetadataEntity } from 'src/metadata/relation-metadata/relation-metadata.entity';
+import { DataSourceEntity } from 'src/metadata/data-source/data-source.entity';
 
 @Entity('objectMetadata')
 @Unique('IndexOnNameSingularAndWorkspaceIdUnique', [
@@ -53,6 +55,9 @@ export class ObjectMetadataEntity implements ObjectMetadataInterface {
   @Column({ default: false })
   isActive: boolean;
 
+  @Column({ default: false })
+  isSystem: boolean;
+
   @Column({ nullable: false })
   workspaceId: string;
 
@@ -73,6 +78,11 @@ export class ObjectMetadataEntity implements ObjectMetadataInterface {
   )
   toRelations: RelationMetadataEntity[];
 
+  @ManyToOne(() => DataSourceEntity, (dataSource) => dataSource.objects, {
+    onDelete: 'CASCADE',
+  })
+  dataSource: DataSourceEntity;
+
   @CreateDateColumn()
   createdAt: Date;
 

server/src/metadata/object-metadata/object-metadata.service.ts

@@ -56,6 +56,7 @@ export class ObjectMetadataService extends TypeOrmQueryService<ObjectMetadataEnt
       targetTableName: `_${record.nameSingular}`,
       isActive: true,
       isCustom: true,
+      isSystem: false,
     });
 
     await this.tenantMigrationService.createCustomMigration(