44 lines
925 B
TypeScript
44 lines
925 B
TypeScript
import * as plugins from './lik.plugins'
|
|
|
|
export class LimitedArray<T> {
|
|
array: T[] = []
|
|
arrayLimit: number
|
|
constructor(limitArg: number) {
|
|
this.arrayLimit = limitArg
|
|
}
|
|
|
|
addOne (objectArg: T) {
|
|
this.array.unshift(objectArg)
|
|
if (this.array.length > this.arrayLimit) {
|
|
this.array.length = this.arrayLimit
|
|
}
|
|
}
|
|
|
|
addMany (objectArrayArg: T[]) {
|
|
for (let objectArg of objectArrayArg) {
|
|
this.addOne(objectArg)
|
|
}
|
|
}
|
|
|
|
setLimit (limitArg: number) {
|
|
this.arrayLimit = limitArg
|
|
if (this.array.length > this.arrayLimit) {
|
|
this.array.length = this.arrayLimit
|
|
}
|
|
}
|
|
|
|
getAverage ():number {
|
|
if (typeof this.array[0] === 'number') {
|
|
let sum = 0
|
|
for (let localNumber of this.array) {
|
|
let localNumberAny: any = localNumber
|
|
sum = sum + localNumberAny
|
|
}
|
|
return sum / this.array.length
|
|
} else {
|
|
return null
|
|
}
|
|
}
|
|
|
|
}
|