@c8y/ngx-components
Version:
Angular modules for Cumulocity IoT applications
71 lines • 11.9 kB
JavaScript
import { Injectable } from '@angular/core';
import { pick } from 'lodash-es';
import { map } from 'rxjs/operators';
import { DynamicManagedObjectResolver } from './managedObject-resolver';
import * as i0 from "@angular/core";
import * as i1 from "./managedObject-resolver";
/**
* A DynamicDetailsResolver responsible to resolve configured datapoints for dynamic components.
* This service implements bulk resolving and uses the DynamicManagedObjectResolver in the background.
* It will update the datapoint details with the current values from the datapoint library and
* also updates the target of the datapoint in case e.g. the name changed.
*/
export class DynamicDatapointsResolver {
constructor(moResolver) {
this.moResolver = moResolver;
}
resolve(config, attribute, bulkRequestId) {
const datapoints = config[attribute];
if (!datapoints || !Array.isArray(datapoints) || !datapoints.length) {
return [];
}
const templateIds = datapoints.filter(dp => !!dp.__template).map(dp => `${dp.__template}`);
const targetIds = datapoints.filter(dp => !!dp.__target?.id).map(dp => `${dp.__target?.id}`);
const moIds = [...templateIds, ...targetIds];
this.moResolver.addIdsToBeLoaded(bulkRequestId, ...moIds);
return this.moResolver
.getResult$(bulkRequestId)
.pipe(map(({ result: updatedMos, errors: _errors }) => this.assignUpdatedValues(datapoints, updatedMos)));
}
serialize(config, attribute) {
const valueBehindAttribute = config[attribute];
if (!Array.isArray(valueBehindAttribute)) {
return config[attribute];
}
valueBehindAttribute.forEach(value => {
if (value.__target) {
value.__target = pick(value.__target, ['id', 'name']);
}
});
return valueBehindAttribute;
}
assignUpdatedValues(oldDatapoints, currentManagedObjects) {
return oldDatapoints.map(dp => this.assignUpdatedValuesToSingleDatapoint(dp, currentManagedObjects));
}
assignUpdatedValuesToSingleDatapoint(datapoint, currentManagedObjects) {
if (datapoint.__template) {
const foundUpdatedDp = currentManagedObjects.find(mo => mo.id === datapoint.__template || mo.id === `${datapoint.__template}`);
if (!foundUpdatedDp) {
return datapoint;
}
const updatedDatapoint = Object.assign({}, foundUpdatedDp.c8y_Kpi, {
__template: foundUpdatedDp.id
});
Object.assign(datapoint, updatedDatapoint);
}
if (datapoint.__target?.id) {
const foundUpdatedTarget = currentManagedObjects.find(mo => mo.id === datapoint.__target?.id || mo.id === `${datapoint.__target?.id}`);
if (foundUpdatedTarget) {
Object.assign(datapoint.__target, foundUpdatedTarget);
}
}
return datapoint;
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: DynamicDatapointsResolver, deps: [{ token: i1.DynamicManagedObjectResolver }], target: i0.ɵɵFactoryTarget.Injectable }); }
static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: DynamicDatapointsResolver, providedIn: 'root' }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: DynamicDatapointsResolver, decorators: [{
type: Injectable,
args: [{ providedIn: 'root' }]
}], ctorParameters: () => [{ type: i1.DynamicManagedObjectResolver }] });
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{ Injectable } from '@angular/core';\nimport { IManagedObject } from '@c8y/client';\nimport { pick } from 'lodash-es';\nimport { Observable } from 'rxjs';\nimport { map } from 'rxjs/operators';\nimport { DynamicDetailsResolver } from './dynamic-details-resolver';\nimport { DynamicManagedObjectResolver } from './managedObject-resolver';\n\n/**\n * A DynamicDetailsResolver responsible to resolve configured datapoints for dynamic components.\n * This service implements bulk resolving and uses the DynamicManagedObjectResolver in the background.\n * It will update the datapoint details with the current values from the datapoint library and\n * also updates the target of the datapoint in case e.g. the name changed.\n */\n@Injectable({ providedIn: 'root' })\nexport class DynamicDatapointsResolver implements DynamicDetailsResolver {\n  constructor(protected moResolver: DynamicManagedObjectResolver) {}\n\n  resolve(\n    config: any,\n    attribute: string,\n    bulkRequestId: number\n  ): any[] | Promise<any[]> | Observable<any[]> {\n    const datapoints: any[] = config[attribute];\n    if (!datapoints || !Array.isArray(datapoints) || !datapoints.length) {\n      return [];\n    }\n\n    const templateIds = datapoints.filter(dp => !!dp.__template).map(dp => `${dp.__template}`);\n    const targetIds = datapoints.filter(dp => !!dp.__target?.id).map(dp => `${dp.__target?.id}`);\n    const moIds = [...templateIds, ...targetIds];\n\n    this.moResolver.addIdsToBeLoaded(bulkRequestId, ...moIds);\n\n    return this.moResolver\n      .getResult$(bulkRequestId)\n      .pipe(\n        map(({ result: updatedMos, errors: _errors }) =>\n          this.assignUpdatedValues(datapoints, updatedMos)\n        )\n      );\n  }\n\n  serialize(config: any, attribute: string) {\n    const valueBehindAttribute: any[] = config[attribute];\n    if (!Array.isArray(valueBehindAttribute)) {\n      return config[attribute];\n    }\n    valueBehindAttribute.forEach(value => {\n      if (value.__target) {\n        value.__target = pick(value.__target, ['id', 'name']);\n      }\n    });\n    return valueBehindAttribute;\n  }\n\n  protected assignUpdatedValues(\n    oldDatapoints: any[],\n    currentManagedObjects: IManagedObject[]\n  ): any[] {\n    return oldDatapoints.map(dp =>\n      this.assignUpdatedValuesToSingleDatapoint(dp, currentManagedObjects)\n    );\n  }\n\n  protected assignUpdatedValuesToSingleDatapoint(\n    datapoint: any,\n    currentManagedObjects: IManagedObject[]\n  ): any {\n    if (datapoint.__template) {\n      const foundUpdatedDp = currentManagedObjects.find(\n        mo => mo.id === datapoint.__template || mo.id === `${datapoint.__template}`\n      );\n      if (!foundUpdatedDp) {\n        return datapoint;\n      }\n      const updatedDatapoint = Object.assign({}, foundUpdatedDp.c8y_Kpi, {\n        __template: foundUpdatedDp.id\n      });\n\n      Object.assign(datapoint, updatedDatapoint);\n    }\n\n    if (datapoint.__target?.id) {\n      const foundUpdatedTarget = currentManagedObjects.find(\n        mo => mo.id === datapoint.__target?.id || mo.id === `${datapoint.__target?.id}`\n      );\n      if (foundUpdatedTarget) {\n        Object.assign(datapoint.__target, foundUpdatedTarget);\n      }\n    }\n    return datapoint;\n  }\n}\n"]}