Migrate to a monorepo structure (#2909)
This commit is contained in:
Charles Bochet
@ -0,0 +1,238 @@
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import {
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BadRequestException,
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Injectable,
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NotFoundException,
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} from '@nestjs/common';
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import { InjectRepository } from '@nestjs/typeorm';
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import { TypeOrmQueryService } from '@ptc-org/nestjs-query-typeorm';
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import { FindOneOptions, In, Repository } from 'typeorm';
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import camelCase from 'lodash.camelcase';
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import { ObjectMetadataService } from 'src/metadata/object-metadata/object-metadata.service';
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import { FieldMetadataService } from 'src/metadata/field-metadata/field-metadata.service';
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import { CreateRelationInput } from 'src/metadata/relation-metadata/dtos/create-relation.input';
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import { WorkspaceMigrationRunnerService } from 'src/workspace/workspace-migration-runner/workspace-migration-runner.service';
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import { WorkspaceMigrationService } from 'src/metadata/workspace-migration/workspace-migration.service';
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import { FieldMetadataType } from 'src/metadata/field-metadata/field-metadata.entity';
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import { WorkspaceMigrationColumnActionType } from 'src/metadata/workspace-migration/workspace-migration.entity';
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import { ObjectMetadataEntity } from 'src/metadata/object-metadata/object-metadata.entity';
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import { createCustomColumnName } from 'src/metadata/utils/create-custom-column-name.util';
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import {
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RelationMetadataEntity,
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RelationMetadataType,
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} from './relation-metadata.entity';
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@Injectable()
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export class RelationMetadataService extends TypeOrmQueryService<RelationMetadataEntity> {
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constructor(
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@InjectRepository(RelationMetadataEntity, 'metadata')
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private readonly relationMetadataRepository: Repository<RelationMetadataEntity>,
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private readonly objectMetadataService: ObjectMetadataService,
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private readonly fieldMetadataService: FieldMetadataService,
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private readonly workspaceMigrationService: WorkspaceMigrationService,
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private readonly workspaceMigrationRunnerService: WorkspaceMigrationRunnerService,
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) {
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super(relationMetadataRepository);
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}
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override async deleteOne(id: string): Promise<RelationMetadataEntity> {
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// TODO: This logic is duplicated with the BeforeDeleteOneRelation hook
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const relationMetadata = await this.relationMetadataRepository.findOne({
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where: { id },
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relations: ['fromFieldMetadata', 'toFieldMetadata'],
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});
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if (!relationMetadata) {
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throw new NotFoundException('Relation does not exist');
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}
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const deletedRelationMetadata = super.deleteOne(id);
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// TODO: Move to a cdc scheduler
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this.fieldMetadataService.deleteMany({
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id: {
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in: [
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relationMetadata.fromFieldMetadataId,
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relationMetadata.toFieldMetadataId,
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],
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},
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});
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return deletedRelationMetadata;
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}
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override async createOne(
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record: CreateRelationInput,
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): Promise<RelationMetadataEntity> {
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if (record.relationType === RelationMetadataType.MANY_TO_MANY) {
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throw new BadRequestException(
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'Many to many relations are not supported yet',
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);
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}
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/**
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* Relation types
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*
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* MANY TO MANY:
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* FROM Ǝ-E TO (NOT YET SUPPORTED)
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*
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* ONE TO MANY:
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* FROM --E TO (host the id in the TO table)
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*
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* ONE TO ONE:
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* FROM --- TO (host the id in the TO table)
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*/
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const objectMetadataEntries =
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await this.objectMetadataService.findManyWithinWorkspace(
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record.workspaceId,
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{
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where: {
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id: In([record.fromObjectMetadataId, record.toObjectMetadataId]),
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},
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},
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);
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const objectMetadataMap = objectMetadataEntries.reduce((acc, curr) => {
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acc[curr.id] = curr;
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return acc;
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}, {} as { [key: string]: ObjectMetadataEntity });
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if (
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objectMetadataMap[record.fromObjectMetadataId] === undefined ||
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objectMetadataMap[record.toObjectMetadataId] === undefined
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) {
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throw new NotFoundException(
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'Can\t find an existing object matching fromObjectMetadataId or toObjectMetadataId',
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);
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}
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const baseColumnName = `${camelCase(record.toName)}Id`;
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const isToCustom = objectMetadataMap[record.toObjectMetadataId].isCustom;
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const foreignKeyColumnName = isToCustom
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? createCustomColumnName(baseColumnName)
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: baseColumnName;
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const createdFields = await this.fieldMetadataService.createMany([
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// FROM
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{
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name: record.fromName,
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label: record.fromLabel,
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description: record.fromDescription,
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icon: record.fromIcon,
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isCustom: true,
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targetColumnMap: {},
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isActive: true,
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type: FieldMetadataType.RELATION,
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objectMetadataId: record.fromObjectMetadataId,
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workspaceId: record.workspaceId,
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},
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// TO
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{
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name: record.toName,
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label: record.toLabel,
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description: record.toDescription,
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icon: record.toIcon,
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isCustom: true,
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targetColumnMap: {
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value: isToCustom
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? createCustomColumnName(record.toName)
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: record.toName,
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},
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isActive: true,
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type: FieldMetadataType.RELATION,
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objectMetadataId: record.toObjectMetadataId,
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workspaceId: record.workspaceId,
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},
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// FOREIGN KEY
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{
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name: baseColumnName,
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label: `${record.toLabel} Foreign Key`,
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description: record.toDescription
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? `${record.toDescription} Foreign Key`
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: undefined,
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icon: undefined,
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isCustom: true,
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targetColumnMap: {
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value: foreignKeyColumnName,
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},
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isActive: true,
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// Should not be visible on the front side
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isSystem: true,
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type: FieldMetadataType.UUID,
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objectMetadataId: record.toObjectMetadataId,
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workspaceId: record.workspaceId,
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},
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]);
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const createdFieldMap = createdFields.reduce((acc, fieldMetadata) => {
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if (fieldMetadata.type === FieldMetadataType.RELATION) {
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acc[fieldMetadata.name] = fieldMetadata;
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}
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return acc;
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}, {});
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const createdRelationMetadata = await super.createOne({
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...record,
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fromFieldMetadataId: createdFieldMap[record.fromName].id,
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toFieldMetadataId: createdFieldMap[record.toName].id,
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});
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await this.workspaceMigrationService.createCustomMigration(
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record.workspaceId,
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[
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// Create the column
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{
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name: objectMetadataMap[record.toObjectMetadataId].targetTableName,
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action: 'alter',
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columns: [
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{
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action: WorkspaceMigrationColumnActionType.CREATE,
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columnName: foreignKeyColumnName,
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columnType: 'uuid',
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},
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],
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},
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// Create the foreignKey
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{
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name: objectMetadataMap[record.toObjectMetadataId].targetTableName,
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action: 'alter',
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columns: [
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{
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action: WorkspaceMigrationColumnActionType.RELATION,
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columnName: foreignKeyColumnName,
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referencedTableName:
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objectMetadataMap[record.fromObjectMetadataId].targetTableName,
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referencedTableColumnName: 'id',
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isUnique: record.relationType === RelationMetadataType.ONE_TO_ONE,
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},
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],
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},
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],
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);
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await this.workspaceMigrationRunnerService.executeMigrationFromPendingMigrations(
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record.workspaceId,
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);
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return createdRelationMetadata;
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}
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public async findOneWithinWorkspace(
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workspaceId: string,
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options: FindOneOptions<RelationMetadataEntity>,
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) {
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return this.relationMetadataRepository.findOne({
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...options,
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where: {
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...options.where,
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workspaceId,
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},
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relations: ['fromFieldMetadata', 'toFieldMetadata'],
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});
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}
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}
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