ngx-dynamic-dashboard
Version:
an dashboard lib for angular 10
87 lines • 10.4 kB
JavaScript
/**
* Created by jayhamilton on 1/28/17.
*/
import { Injectable } from '@angular/core';
import { Subject } from 'rxjs';
/**
* todo - the name of this service does not represent the file name. This should be refactored. Consider moving this service to the gadget module instead.
*/
export class GadgetInstanceService {
constructor() {
this.concreteGadgetInstances = [];
this.subject = new Subject();
this.subscribers = [];
}
addInstance(gadget) {
const gadgetFound = this.concreteGadgetInstances.findIndex((instance) => {
return gadget.instanceId === instance['instance']['instanceId'];
}) >= 0;
if (gadgetFound === false) {
this.concreteGadgetInstances.push(gadget);
}
}
enableConfigureMode() {
this.concreteGadgetInstances.forEach(function (gadget) {
gadget.instance.toggleConfigMode();
});
}
removeInstance(id) {
console.log('REMOVING GADGET');
// remove instance representation from model
this.model.rows.forEach(function (row) {
row.columns.forEach(function (column) {
if (column.gadgets) {
for (let i = column.gadgets.length - 1; i >= 0; i--) {
if (column.gadgets[i].instanceId === id) {
column.gadgets.splice(i, 1);
break;
}
}
}
});
});
// removes concrete instance from service
for (let x = this.concreteGadgetInstances.length - 1; x >= 0; x--) {
if (this.concreteGadgetInstances[x].instance.instanceId === id) {
const _gadget = this.concreteGadgetInstances.splice(x, 1);
_gadget[0].destroy();
break;
}
}
// raise an event indicating a gadget was removed
this.subject.next('gadget id: ' + id);
}
getInstanceCount() {
return this.concreteGadgetInstances.length;
}
/*
this allows this service to update the board when a delete operation occurs
*/
setCurrentModel(model) {
this.model = model;
}
/*
raise an event that the grid.component is listening for when a gadget is removed.
*/
listenForInstanceRemovedEventsFromGadgets() {
return this.subject.asObservable();
}
addSubscriber(subscriber) {
this.subscribers.push(subscriber);
}
unSubscribeAll() {
this.subscribers.forEach(subscription => {
subscription.unsubscribe();
});
this.subscribers.length = 0;
this.clearAllInstances();
}
clearAllInstances() {
this.concreteGadgetInstances.length = 0;
}
}
GadgetInstanceService.decorators = [
{ type: Injectable }
];
GadgetInstanceService.ctorParameters = () => [];
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