documentation.component.ts

import { Component, OnInit } from '@angular/core';

import { Observable } from 'rxjs';
import { Store } from '@ngrx/store';

import * as documentationActions from '../store/documentation.action';
import * as fromDocumentation from '../store/documentation.reducer';
import * as documentationSelector from '../store/documentation.selector';
import { Dataset, Attribute } from 'src/app/metamodel/model';
import { environment } from '../../../environments/environment';
import { ScrollTopService } from "../../shared/service/sroll-top.service";

@Component({
    selector: 'app-documentation',
    templateUrl: 'documentation.component.html',
    styleUrls: ['documentation.component.css']
})
export class DocumentationComponent implements OnInit {
    public apiPath: string = environment.apiUrl;
    public datasetListIsLoading: Observable<boolean>;
    public datasetListIsLoaded: Observable<boolean>;
    public datasetList: Observable<Dataset[]>;
    public attributeListIsLoading: Observable<boolean>;
    public attributeListIsLoaded: Observable<boolean>;
    public attributeList: Observable<Attribute[]>;

    constructor(private store: Store<{ documentation: fromDocumentation.State }>, private scrollTopService: ScrollTopService) {
        this.datasetListIsLoading = store.select(documentationSelector.getDatasetListIsLoading);
        this.datasetListIsLoaded = store.select(documentationSelector.getDatasetListIsLoaded);
        this.datasetList = store.select(documentationSelector.getDatasetList);
        this.attributeListIsLoading = store.select(documentationSelector.getAttributeListIsLoading);
        this.attributeListIsLoaded = store.select(documentationSelector.getAttributeListIsLoaded);
        this.attributeList = store.select(documentationSelector.getAttributeList);
    }

    ngOnInit() {
        this.store.dispatch(new documentationActions.RetrieveDatasetList());
        this.scrollTopService.setScrollTop();
    }

    getDatasetAttributes(dataset: Dataset, attributeList: Attribute[]): Attribute[] {
        return attributeList
            .filter(attribute => attribute.table_name === dataset.table_ref)
            .sort((a, b) => a.id - b.id);
    }
}