122 lines
2.2 KiB
TypeScript
122 lines
2.2 KiB
TypeScript
import * as plugins from './lik.plugins'
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export interface IObjectmapForEachFunction<T> {
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(itemArg: T): void
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}
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export interface IObjectmapFindFunction<T> {
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(itemArg: T): boolean
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}
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/**
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* allows keeping track of objects
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*/
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export class Objectmap<T> {
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private objectArray: T[] = []
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/**
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* returns a new instance
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*/
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constructor () {
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// nothing here
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}
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/**
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* add object to Objectmap
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*/
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add (objectArg: T) {
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this.objectArray.push(objectArg)
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}
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/**
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* like .add but adds an whole array of objects
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*/
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addArray (objectArrayArg: T[]) {
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for (let item of objectArrayArg) {
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this.add(item)
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}
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}
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/**
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* check if object is in Objectmap
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*/
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checkForObject (objectArg: T) {
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return this.objectArray.indexOf(objectArg) !== -1
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}
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/**
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* find object
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*/
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find (findFunction: IObjectmapFindFunction<T>) {
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let resultArray = this.objectArray.filter(findFunction)
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if (resultArray.length > 0) {
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return resultArray[ 0 ]
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} else {
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return null
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}
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}
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/**
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* finds a specific element and then removes it
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*/
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findOneAndRemove (findFunction): T {
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let foundElement = this.find(findFunction)
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if (foundElement) {
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this.remove(foundElement)
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}
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return foundElement
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}
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/**
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* run function for each item in Objectmap
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*/
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forEach (functionArg: IObjectmapForEachFunction<T>) {
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return this.objectArray.forEach(functionArg)
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}
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/**
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* gets an object in the Observablemap and removes it, so it can't be retrieved again
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*/
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getOneAndRemove (): T {
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return this.objectArray.shift()
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}
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/**
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* returns a cloned array of all the objects currently in the Objectmap
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*/
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getArray () {
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return plugins.lodash.cloneDeep(this.objectArray)
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}
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/**
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* check if Objectmap ist empty
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*/
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isEmpty (): boolean {
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if (this.objectArray.length === 0) {
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return true
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} else {
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return false
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}
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}
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/**
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* remove object from Objectmap
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*/
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remove (objectArg: T) {
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let replacementArray = []
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for (let item of this.objectArray) {
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if (item !== objectArg) {
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replacementArray.push(item)
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}
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}
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this.objectArray = replacementArray
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}
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/**
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* wipe Objectmap
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*/
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wipe () {
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this.objectArray = []
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}
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}
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