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move ParsedPaymentOptions to own file
also smaller code updates
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| type BigInteger = import('big-integer').BigInteger; // imports only the type without bundling | ||
| import { FormattableNumber, toNonScientificNumberString } from '@nimiq/utils'; | ||
| import { isMilliseconds } from '../Helpers'; | ||
| import { | ||
| Currency, | ||
| PaymentType, | ||
| PaymentOptionsForCurrencyAndType, | ||
| } from '../PublicRequestTypes'; | ||
| import { | ||
| ParsedPaymentOptionsForCurrencyAndType, | ||
| ParsedProtocolSpecificsForCurrency, | ||
| } from '../RequestTypes'; | ||
|
|
||
| export interface ParsedPaymentOptions<C extends Currency, T extends PaymentType> { | ||
| protocolSpecific: ParsedProtocolSpecificsForCurrency<C>; | ||
| amount: number | BigInteger; | ||
| expires?: number; | ||
| constructor: ParsedPaymentOptionsForCurrencyAndType<C, T>; | ||
| new(options: PaymentOptionsForCurrencyAndType<C, T>, ...optionalArgs: any[]): | ||
| ParsedPaymentOptionsForCurrencyAndType<C, T>; | ||
| } | ||
|
|
||
| export abstract class ParsedPaymentOptions<C extends Currency, T extends PaymentType> | ||
| implements ParsedPaymentOptions<C, T> { | ||
| protected constructor(options: PaymentOptionsForCurrencyAndType<C, T>) { | ||
| if (options.currency !== this.constructor.currency || options.type !== this.constructor.type) { | ||
| throw new Error(`Cannot parse given options as ${this.constructor.name}.`); | ||
| } | ||
| if (!this.isNonNegativeInteger(options.amount)) { | ||
| throw new Error('Amount must be a non-negative integer'); | ||
| } | ||
| this.expires = typeof options.expires === 'number' | ||
| ? isMilliseconds(options.expires) | ||
| ? options.expires | ||
| : options.expires * 1000 | ||
| : undefined; | ||
| } | ||
|
|
||
| public abstract get currency(): C; | ||
| public abstract get type(): T; | ||
| public abstract get decimals(): number; | ||
|
|
||
| public get baseUnitAmount(): string { | ||
| return new FormattableNumber(this.amount).moveDecimalSeparator(-this.decimals).toString(); | ||
| } | ||
|
|
||
| public update<P extends ParsedPaymentOptions<C, T>>( | ||
| this: P, | ||
| options: PaymentOptionsForCurrencyAndType<C, T>, | ||
| ...additionalArgs: any[] | ||
| ) { | ||
| const parsedOptions = new this.constructor(options as any, ...additionalArgs); // parse to check validity | ||
| this.amount = parsedOptions.amount; // amount must exist on all parsed options | ||
| this.expires = parsedOptions.expires || this.expires; | ||
| for (const key of | ||
| Object.keys(parsedOptions.protocolSpecific) as Array<keyof typeof parsedOptions.protocolSpecific>) { | ||
| if (parsedOptions.protocolSpecific[key] === undefined) continue; | ||
| this.protocolSpecific[key] = parsedOptions.protocolSpecific[key]; | ||
| } | ||
| } | ||
|
|
||
| public abstract raw(): PaymentOptionsForCurrencyAndType<C, T>; | ||
|
|
||
| protected isNonNegativeInteger(value: string | number | bigint | BigInteger) { | ||
| try { | ||
| return /^\d+$/.test(toNonScientificNumberString(value)); | ||
| } catch (e) { | ||
| return false; | ||
| } | ||
| } | ||
| } |
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