import { TransitionOption, TransitionInfoResponse } from '../types/transition';
import { BillingAccount } from '../types/subscription';

export class TransitionInfo {

	public subscriptionNumber: string;
	public type: string;
	public typeReason: string;
	public options: Array<TransitionOption>;
	public billingAccount: BillingAccount;
	public productName: string;
	public currentTerm: string;
	public currentPrice: number;
	public trialPrice?: number;
	public currency: string;
	public symbol: string;

	/**
	 * Transition Info
	 * @param transitionData mapped transition info data.
	 */
	constructor (transitionData: TransitionInfoResponse) {
		this.subscriptionNumber = transitionData.subscriptionNumber;
		this.type = transitionData.upgradeType;
		this.typeReason = transitionData.upgradeTypeReason;
		this.options = transitionData.upgradeOptions;
		this.billingAccount = transitionData.billingAccount;
		this.productName = transitionData.productName;
		this.currentTerm = transitionData.currentTerm;
		this.currentPrice = transitionData.currentPrice;
		this.trialPrice = transitionData.trialPrice;
		this.currency = transitionData.currency;
		this.symbol = transitionData.symbol;
	}

	/**
	 * Get whether the user has any potential transition options
	 * @returns whether the user has any potential transition options
	 */
	hasOptions(): boolean {
		return !!this.options && this.options.length > 0;
	}

	/**
	 * Find a specific transition option for a given term.
	 * @param term The ISO8601 Duration code to search the transition options for.
	 * @returns The found transition option or undefined.
	 */
	findMatchingTermOption(term: string): TransitionOption | undefined {
		return this.options.find((opt: TransitionOption) => opt.term === term);
	}

}