manifest
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The backend for AI code editors
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JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.EntityService = void 0;
const common_1 = require("@nestjs/common");
const typeorm_1 = require("typeorm");
const entity_manifest_service_1 = require("../../manifest/services/entity-manifest.service");
let EntityService = class EntityService {
constructor(dataSource, entityManifestService) {
this.dataSource = dataSource;
this.entityManifestService = entityManifestService;
}
getEntityMetadatas() {
return this.sortEntitiesByHierarchy(this.dataSource.entityMetadatas);
}
getEntityMetadata({ className, slug }) {
if (!className && !slug) {
throw new Error('Either className or slug must be provided');
}
if (slug) {
className = this.entityManifestService.getEntityManifest({
slug,
fullVersion: true
}).className;
}
const entityMetadata = this.dataSource.entityMetadatas.find((entity) => entity.targetName === className);
if (!entityMetadata) {
throw new Error(`Entity ${className} not found`);
}
return entityMetadata;
}
sortEntitiesByHierarchy(entities) {
const orderedEntities = [];
entities.forEach((entity) => {
const parentRelationColumns = entity.columns.filter((column) => column.relationMetadata?.relationType === 'many-to-one');
if (!parentRelationColumns.length && !orderedEntities.includes(entity)) {
orderedEntities.push(entity);
}
else {
parentRelationColumns.forEach((relationColumn) => {
const parentEntity = relationColumn.relationMetadata.inverseEntityMetadata;
if (!orderedEntities.includes(parentEntity)) {
const entityIndex = orderedEntities.indexOf(entity) || 0;
orderedEntities.splice(entityIndex, 0, parentEntity);
}
if (!orderedEntities.includes(entity)) {
orderedEntities.push(entity);
}
});
}
});
return orderedEntities;
}
getEntityRepository({ entityMetadata, entitySlug }) {
if (!entityMetadata && !entitySlug) {
throw new Error('Either entityMetadata or entitySlug must be provided');
}
if (entitySlug) {
entityMetadata = this.getEntityMetadata({ slug: entitySlug });
}
return this.dataSource.getRepository(entityMetadata.target);
}
};
exports.EntityService = EntityService;
exports.EntityService = EntityService = __decorate([
(0, common_1.Injectable)(),
__metadata("design:paramtypes", [typeorm_1.DataSource,
entity_manifest_service_1.EntityManifestService])
], EntityService);