export default class FixedQueue<T> {
    private queue: T[]
    private maxSize: number

    constructor(maxSize: number) {
        this.queue = []
        this.maxSize = maxSize
    }

    public get size(): number {
        return this.queue.length
    }

    public asArray(): T[] {
        return this.queue
    }

    public enqueue(value: T): void {
        if (this.queue.length >= this.maxSize) {
            this.queue.shift()
        }
        this.queue.push(value)
    }

    public dequeue(): T | undefined {
        return this.queue.shift()
    }

    public get(index: number): T {
        return this.queue[index]
    }

    public forEach(callback: (value: T, index: number) => void): void {
        this.queue.forEach(callback)
    }
}