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Stricten, test, and bugfix http-server
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Diane Huxley
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Feb 9, 2024
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| import { Exchange } from '@tbdex/protocol' | ||
| import { Message, Rfq, Quote, Order, OrderStatus, Close } from '@tbdex/protocol' | ||
| import { ExchangesApi, GetExchangesFilter } from './main.js' | ||
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| /** | ||
| * An in-memory implementation of {@link ExchangesApi} for example and default purposes. | ||
| * InMemoryExchangesApi has additional methods {@link InMemoryExchangesApi.addMessage} | ||
| * and {@link InMemoryExchangesApi.clearMessages} | ||
| */ | ||
| export class InMemoryExchangesApi implements ExchangesApi { | ||
| /** Map from exchange_id to Exchange */ | ||
| exchangeMessagesMap: Map<string, Exchange> | ||
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| constructor() { | ||
| this.exchangeMessagesMap = new Map<string, Exchange>() | ||
| } | ||
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| async getExchanges(opts?: { filter: GetExchangesFilter }): Promise<Exchange[]> { | ||
| if (opts === undefined || opts.filter === undefined) { | ||
| // In production, this should probably return an empty list. | ||
| // For example and testing purposes, we return all exchanges. | ||
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| return Array.from(this.exchangeMessagesMap.values()) | ||
| } | ||
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| const exchanges: Exchange[] = [] | ||
| if (opts.filter.id) { | ||
| // filter has `id` and `from` | ||
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| for (const id of opts.filter.id) { | ||
| const exchange = this.exchangeMessagesMap.get(id) | ||
| if (exchange?.rfq?.from === opts.filter.from) { | ||
| exchanges.push(exchange) | ||
| } | ||
| } | ||
| } else { | ||
| // filter only has `from` | ||
| this.exchangeMessagesMap.forEach((exchange, _id) => { | ||
| // You definitely shouldn't use FakeExchangesApi in production. | ||
| // This will get really slow | ||
| if (exchange?.rfq?.from === opts.filter.from) { | ||
| exchanges.push(exchange) | ||
| } | ||
| }) | ||
| } | ||
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| return exchanges | ||
| } | ||
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| async getExchange(opts: { id: string} ): Promise<Exchange | undefined> { | ||
| const exchange = this.exchangeMessagesMap.get(opts.id) | ||
| return Promise.resolve(exchange) | ||
| } | ||
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| async getRfq(opts: { exchangeId: string }): Promise<Rfq | undefined> { | ||
| const exchange = this.exchangeMessagesMap.get(opts.exchangeId) | ||
| return exchange?.rfq | ||
| } | ||
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| async getQuote(opts: { exchangeId: string }): Promise<Quote | undefined> { | ||
| const exchange = this.exchangeMessagesMap.get(opts.exchangeId) | ||
| return Promise.resolve(exchange?.quote) | ||
| } | ||
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| async getOrder(opts: { exchangeId: string }): Promise<Order | undefined> { | ||
| const exchange = this.exchangeMessagesMap.get(opts.exchangeId) | ||
| return exchange?.order | ||
| } | ||
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| async getOrderStatuses(opts: { exchangeId: string }): Promise<OrderStatus[]> { | ||
| const exchange = this.exchangeMessagesMap.get(opts.exchangeId) | ||
| if (exchange?.orderstatus === undefined) { | ||
| return [] | ||
| } | ||
| return [exchange.orderstatus] | ||
| } | ||
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| async getClose(opts: { exchangeId: string }): Promise<Close | undefined> { | ||
| const exchange = this.exchangeMessagesMap.get(opts.exchangeId) | ||
| return exchange?.close | ||
| } | ||
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| addMessage(message: Message): void { | ||
| const exchange = this.exchangeMessagesMap.get(message.exchangeId) ?? new Exchange() | ||
| exchange.addNextMessage(message) | ||
| this.exchangeMessagesMap.set(message.exchangeId, exchange) | ||
| } | ||
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| clearMessages(): void { | ||
| this.exchangeMessagesMap = new Map<string, Exchange>() | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| import { Offering } from '@tbdex/protocol' | ||
| import { GetOfferingsFilter, OfferingsApi } from './types.js' | ||
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| /** | ||
| * An in-memory implementation of {@link OfferingsApi} for example and default purposes. | ||
| * InMemoryOfferingsApi has additional methods {@link InMemoryOfferingsApi.addOffering} | ||
| * and {@link InMemoryOfferingsApi.clearOfferings} | ||
| */ | ||
| export class InMemoryOfferingsApi implements OfferingsApi { | ||
| /** Map from offering_id to Offering */ | ||
| offeringsMap: Map<string, Offering> | ||
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| constructor() { | ||
| this.offeringsMap = new Map<string, Offering>() | ||
| } | ||
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| /** | ||
| * Add a single offering | ||
| * @param offering - Offering to be added to the {@link offeringsMap} | ||
| */ | ||
| addOffering(offering: Offering): void { | ||
| this.offeringsMap.set(offering.metadata.id, offering) | ||
| } | ||
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| /** | ||
| * Clear existing list offerings | ||
| */ | ||
| clearOfferings(): void { | ||
| this.offeringsMap.clear() | ||
| } | ||
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| /** | ||
| * Retrieve a single offering if found | ||
| * @param opts - Filter with id used to select an offering | ||
| * @returns An offering if one exists, else undefined | ||
| */ | ||
| async getOffering(opts: { id: string }): Promise<Offering | undefined>{ | ||
| return this.offeringsMap.get(opts.id) | ||
| } | ||
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| /** | ||
| * | ||
| * @param opts - Filter used to select offerings | ||
| * @returns A list of offerings matching the filter | ||
| */ | ||
| async getOfferings(opts?: { filter: GetOfferingsFilter }): Promise<Offering[]> { | ||
| const allOfferings = Array.from(this.offeringsMap.values()) | ||
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| if (opts?.filter === undefined || Object.values(opts.filter).every(v => v === undefined)) { | ||
| // If no filter is provided, return all offerings | ||
| return allOfferings | ||
| } | ||
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| const { filter: { | ||
| id, | ||
| payinCurrency, | ||
| payoutCurrency, | ||
| payinMethodKind, | ||
| payoutMethodKind, | ||
| } } = opts | ||
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| return allOfferings.filter((offering) => { | ||
| // If filter includes a field, make sure the returned offerings match | ||
| return (!id || id === offering.metadata.id) && | ||
| (!payinCurrency || payinCurrency === offering.data.payinCurrency.currencyCode) && | ||
| (!payoutCurrency || payoutCurrency === offering.data.payoutCurrency.currencyCode) && | ||
| (!payinMethodKind || offering.data.payinMethods.map(pm => pm.kind).includes(payinMethodKind)) && | ||
| (!payoutMethodKind || offering.data.payoutMethods.map(pm => pm.kind).includes(payoutMethodKind)) | ||
| }) | ||
| } | ||
|
|
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| } |
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