fabric8-planner/app/effects/event.effects.js

A planner front-end for Fabric8.

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import { Injectable } from '@angular/core';
import { Actions, Effect, ofType } from '@ngrx/effects';
import { Observable } from 'rxjs';
import { catchError, map, switchMap } from 'rxjs/operators';
import { EventMapper } from '../models/event.model';
import * as EventActions from './../actions/event.action';
import { WorkItemService } from './../services/work-item.service';
import { ErrorHandler } from './work-item-utils';
var EventEffects = /** @class */ (function () {
    function EventEffects(actions$, workItemService, errHandler) {
        var _this = this;
        this.actions$ = actions$;
        this.workItemService = workItemService;
        this.errHandler = errHandler;
        this.eventMapper = new EventMapper();
        this.getWorkItemEvents$ = this.actions$
            .pipe(ofType(EventActions.GET), switchMap(function (p) {
            return _this.workItemService.getEvents(p.payload)
                .pipe(map(function (resp) {
                var events = resp.filter(function (event) { return event !== null; }).reverse();
                return _this.resolveEvents(events);
            }), map(function (events) {
                return new EventActions.GetSuccess(events);
            }), catchError(function (err) { return _this.errHandler.handleError(err, "Problem loading Events.", new EventActions.GetError()); }));
        }));
    }
    EventEffects.prototype.resolveEvents = function (events) {
        var _this = this;
        return events.map(function (event) {
            var eventUI = _this.eventMapper.toUIModel(event);
            if (eventUI.newValueRelationships && eventUI.oldValueRelationships) {
                var added = eventUI.newValueRelationships.filter(function (newItem) { return eventUI.oldValueRelationships.findIndex(function (oldItem) { return oldItem.id === newItem.id; }) === -1; });
                var removed = eventUI.oldValueRelationships.filter(function (oldItem) { return eventUI.newValueRelationships.findIndex(function (newItem) { return newItem.id === oldItem.id; }) === -1; });
                eventUI.newValueRelationships = added;
                eventUI.oldValueRelationships = removed;
                if (eventUI.newValueRelationships.length > 0) {
                    eventUI.type = eventUI.newValueRelationships[0].type;
                }
                else if (eventUI.oldValueRelationships.length > 0) {
                    eventUI.type = eventUI.oldValueRelationships[0].type;
                }
            }
            return __assign({}, eventUI);
        });
    };
    EventEffects.decorators = [
        { type: Injectable },
    ];
    /** @nocollapse */
    EventEffects.ctorParameters = function () { return [
        { type: Actions, },
        { type: WorkItemService, },
        { type: ErrorHandler, },
    ]; };
    __decorate([
        Effect(),
        __metadata("design:type", Observable)
    ], EventEffects.prototype, "getWorkItemEvents$", void 0);
    return EventEffects;
}());
export { EventEffects };
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