49 lines
1.5 KiB
TypeScript

import Component from '@ember/component';
import { get, setProperties } from '@ember/object';
import { task } from 'ember-concurrency';
import { IDatasetColumn, IDatasetColumnWithHtmlComments } from 'wherehows-web/typings/api/datasets/columns';
import { IDatasetSchema } from 'wherehows-web/typings/api/datasets/schema';
import { augmentObjectsWithHtmlComments } from 'wherehows-web/utils/api/datasets/columns';
import { readDatasetSchemaByUrn } from 'wherehows-web/utils/api/datasets/schema';
export default class DatasetSchemaContainer extends Component {
/**
* The urn identifier for the dataset
* @type {string}
*/
urn: string;
/**
* json string for the dataset schema properties
* @type {string}
*/
json: string;
/**
* List of schema properties for the dataset
* @type {IDatasetColumnWithHtmlComments | IDatasetColumn}
*/
schemas: Array<IDatasetColumnWithHtmlComments | IDatasetColumn>;
didInsertElement() {
get(this, 'getDatasetSchemaTask').perform();
}
didUpdateAttrs() {
get(this, 'getDatasetSchemaTask').perform();
}
/**
* Reads the schema for the dataset
* @type {Task<Promise<IDatasetSchema>, (a?: any) => TaskInstance<Promise<IDatasetSchema>>>}
*/
getDatasetSchemaTask = task(function*(this: DatasetSchemaContainer): IterableIterator<Promise<IDatasetSchema>> {
let schemas,
{ columns, rawSchema: json } = yield readDatasetSchemaByUrn(get(this, 'urn'));
schemas = augmentObjectsWithHtmlComments(columns);
json || (json = '{}');
setProperties(this, { schemas, json });
});
}