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authorBrandon Millman <brandon@0xproject.com>2018-02-14 09:30:46 +0800
committerGitHub <noreply@github.com>2018-02-14 09:30:46 +0800
commit13e2041d50d682128ffa903a7dd4bd1f6d5e928c (patch)
tree30bed13a42776661ff9f79cc267bfdd748dc4076
parent07d00cc515e0f9825b81595386b358593b7a3d6f (diff)
parent4bf530ed9e096dd9018fb574d7f8d794d40469bd (diff)
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Merge pull request #394 from 0xProject/feature/connect/add-pagination
Add page options to relevant HttpClient methods
-rw-r--r--packages/connect/CHANGELOG.md4
-rw-r--r--packages/connect/src/http_client.ts94
-rw-r--r--packages/connect/src/index.ts5
-rw-r--r--packages/connect/src/schemas/fees_request_schema.ts26
-rw-r--r--packages/connect/src/schemas/orderbook_request_schema.ts (renamed from packages/connect/src/schemas/relayer_fees_request_schema.ts)5
-rw-r--r--packages/connect/src/schemas/orders_request_opts_schema.ts (renamed from packages/connect/src/schemas/relayer_orders_request_schema.ts)4
-rw-r--r--packages/connect/src/schemas/paged_request_opts_schema.ts8
-rw-r--r--packages/connect/src/schemas/relayer_orderbook_request_schema.ts8
-rw-r--r--packages/connect/src/schemas/schemas.ts16
-rw-r--r--packages/connect/src/schemas/token_pairs_request_opts_schema.ts (renamed from packages/connect/src/schemas/relayer_token_pairs_request_schema.ts)4
-rw-r--r--packages/connect/src/types.ts15
-rw-r--r--packages/connect/test/http_client_test.ts49
-rw-r--r--packages/website/ts/containers/connect_documentation.tsx5
13 files changed, 168 insertions, 75 deletions
diff --git a/packages/connect/CHANGELOG.md b/packages/connect/CHANGELOG.md
index 91dcc2b2c..18c808e5e 100644
--- a/packages/connect/CHANGELOG.md
+++ b/packages/connect/CHANGELOG.md
@@ -1,5 +1,9 @@
# CHANGELOG
+## v0.6.0 - _TBD, 2018_
+
+ * Add pagination options to HttpClient methods (#393)
+
## v0.5.7 - _February 9, 2018_
* Fix publishing issue where .npmignore was not properly excluding undesired content (#389)
diff --git a/packages/connect/src/http_client.ts b/packages/connect/src/http_client.ts
index 3df77b0f0..815d42e67 100644
--- a/packages/connect/src/http_client.ts
+++ b/packages/connect/src/http_client.ts
@@ -13,14 +13,26 @@ import {
HttpRequestType,
OrderbookRequest,
OrderbookResponse,
- OrdersRequest,
+ OrdersRequestOpts,
+ PagedRequestOpts,
SignedOrder,
TokenPairsItem,
- TokenPairsRequest,
+ TokenPairsRequestOpts,
} from './types';
import { relayerResponseJsonParsers } from './utils/relayer_response_json_parsers';
const TRAILING_SLASHES_REGEX = /\/+$/;
+const DEFAULT_PAGED_REQUEST_OPTS: PagedRequestOpts = {
+ page: 0,
+ perPage: 100,
+};
+/**
+ * This mapping defines how an option property name gets converted into an HTTP request query field
+ */
+const OPTS_TO_QUERY_FIELD_MAP = {
+ perPage: 'per_page',
+};
+
/**
* This class includes all the functionality related to interacting with a set of HTTP endpoints
* that implement the standard relayer API v0
@@ -28,6 +40,22 @@ const TRAILING_SLASHES_REGEX = /\/+$/;
export class HttpClient implements Client {
private _apiEndpointUrl: string;
/**
+ * Format parameters to be appended to http requests into query string form
+ */
+ private static _buildQueryStringFromHttpParams(params?: object): string {
+ // if params are undefined or empty, return an empty string
+ if (_.isUndefined(params) || _.isEmpty(params)) {
+ return '';
+ }
+ // format params into a form the api expects
+ const formattedParams = _.mapKeys(params, (value: any, key: string) => {
+ return _.get(OPTS_TO_QUERY_FIELD_MAP, key, key);
+ });
+ // stringify the formatted object
+ const stringifiedParams = queryString.stringify(formattedParams);
+ return `?${stringifiedParams}`;
+ }
+ /**
* Instantiates a new HttpClient instance
* @param url The relayer API base HTTP url you would like to interact with
* @return An instance of HttpClient
@@ -38,34 +66,35 @@ export class HttpClient implements Client {
}
/**
* Retrieve token pair info from the API
- * @param request A TokenPairsRequest instance describing specific token information
- * to retrieve
+ * @param requestOpts Options specifying token information to retrieve and page information, defaults to { page: 0, perPage: 100 }
* @return The resulting TokenPairsItems that match the request
*/
- public async getTokenPairsAsync(request?: TokenPairsRequest): Promise<TokenPairsItem[]> {
- if (!_.isUndefined(request)) {
- assert.doesConformToSchema('request', request, clientSchemas.relayerTokenPairsRequestSchema);
+ public async getTokenPairsAsync(requestOpts?: TokenPairsRequestOpts & PagedRequestOpts): Promise<TokenPairsItem[]> {
+ if (!_.isUndefined(requestOpts)) {
+ assert.doesConformToSchema('requestOpts', requestOpts, clientSchemas.tokenPairsRequestOptsSchema);
+ assert.doesConformToSchema('requestOpts', requestOpts, clientSchemas.pagedRequestOptsSchema);
}
- const requestOpts = {
- params: request,
+ const httpRequestOpts = {
+ params: _.defaults({}, requestOpts, DEFAULT_PAGED_REQUEST_OPTS),
};
- const responseJson = await this._requestAsync('/token_pairs', HttpRequestType.Get, requestOpts);
+ const responseJson = await this._requestAsync('/token_pairs', HttpRequestType.Get, httpRequestOpts);
const tokenPairs = relayerResponseJsonParsers.parseTokenPairsJson(responseJson);
return tokenPairs;
}
/**
* Retrieve orders from the API
- * @param request An OrdersRequest instance describing specific orders to retrieve
+ * @param requestOpts Options specifying orders to retrieve and page information, defaults to { page: 0, perPage: 100 }
* @return The resulting SignedOrders that match the request
*/
- public async getOrdersAsync(request?: OrdersRequest): Promise<SignedOrder[]> {
- if (!_.isUndefined(request)) {
- assert.doesConformToSchema('request', request, clientSchemas.relayerOrdersRequestSchema);
+ public async getOrdersAsync(requestOpts?: OrdersRequestOpts & PagedRequestOpts): Promise<SignedOrder[]> {
+ if (!_.isUndefined(requestOpts)) {
+ assert.doesConformToSchema('requestOpts', requestOpts, clientSchemas.ordersRequestOptsSchema);
+ assert.doesConformToSchema('requestOpts', requestOpts, clientSchemas.pagedRequestOptsSchema);
}
- const requestOpts = {
- params: request,
+ const httpRequestOpts = {
+ params: _.defaults({}, requestOpts, DEFAULT_PAGED_REQUEST_OPTS),
};
- const responseJson = await this._requestAsync(`/orders`, HttpRequestType.Get, requestOpts);
+ const responseJson = await this._requestAsync(`/orders`, HttpRequestType.Get, httpRequestOpts);
const orders = relayerResponseJsonParsers.parseOrdersJson(responseJson);
return orders;
}
@@ -82,15 +111,22 @@ export class HttpClient implements Client {
}
/**
* Retrieve an orderbook from the API
- * @param request An OrderbookRequest instance describing the specific orderbook to retrieve
+ * @param request An OrderbookRequest instance describing the specific orderbook to retrieve
+ * @param requestOpts Options specifying page information, defaults to { page: 0, perPage: 100 }
* @return The resulting OrderbookResponse that matches the request
*/
- public async getOrderbookAsync(request: OrderbookRequest): Promise<OrderbookResponse> {
- assert.doesConformToSchema('request', request, clientSchemas.relayerOrderBookRequestSchema);
- const requestOpts = {
- params: request,
+ public async getOrderbookAsync(
+ request: OrderbookRequest,
+ requestOpts?: PagedRequestOpts,
+ ): Promise<OrderbookResponse> {
+ assert.doesConformToSchema('request', request, clientSchemas.orderBookRequestSchema);
+ if (!_.isUndefined(requestOpts)) {
+ assert.doesConformToSchema('requestOpts', requestOpts, clientSchemas.pagedRequestOptsSchema);
+ }
+ const httpRequestOpts = {
+ params: _.defaults({}, request, requestOpts, DEFAULT_PAGED_REQUEST_OPTS),
};
- const responseJson = await this._requestAsync('/orderbook', HttpRequestType.Get, requestOpts);
+ const responseJson = await this._requestAsync('/orderbook', HttpRequestType.Get, httpRequestOpts);
const orderbook = relayerResponseJsonParsers.parseOrderbookResponseJson(responseJson);
return orderbook;
}
@@ -100,11 +136,11 @@ export class HttpClient implements Client {
* @return The resulting FeesResponse that matches the request
*/
public async getFeesAsync(request: FeesRequest): Promise<FeesResponse> {
- assert.doesConformToSchema('request', request, schemas.relayerApiFeesPayloadSchema);
- const requestOpts = {
+ assert.doesConformToSchema('request', request, clientSchemas.feesRequestSchema);
+ const httpRequestOpts = {
payload: request,
};
- const responseJson = await this._requestAsync('/fees', HttpRequestType.Post, requestOpts);
+ const responseJson = await this._requestAsync('/fees', HttpRequestType.Post, httpRequestOpts);
const fees = relayerResponseJsonParsers.parseFeesResponseJson(responseJson);
return fees;
}
@@ -126,11 +162,7 @@ export class HttpClient implements Client {
): Promise<any> {
const params = _.get(requestOptions, 'params');
const payload = _.get(requestOptions, 'payload');
- let query = '';
- if (!_.isUndefined(params) && !_.isEmpty(params)) {
- const stringifiedParams = queryString.stringify(params);
- query = `?${stringifiedParams}`;
- }
+ const query = HttpClient._buildQueryStringFromHttpParams(params);
const url = `${this._apiEndpointUrl}${path}${query}`;
const headers = new Headers({
'content-type': 'application/json',
diff --git a/packages/connect/src/index.ts b/packages/connect/src/index.ts
index a492f5ae9..344a32e28 100644
--- a/packages/connect/src/index.ts
+++ b/packages/connect/src/index.ts
@@ -11,9 +11,10 @@ export {
OrderbookChannelSubscriptionOpts,
OrderbookRequest,
OrderbookResponse,
- OrdersRequest,
+ OrdersRequestOpts,
+ PagedRequestOpts,
SignedOrder,
TokenPairsItem,
- TokenPairsRequest,
+ TokenPairsRequestOpts,
TokenTradeInfo,
} from './types';
diff --git a/packages/connect/src/schemas/fees_request_schema.ts b/packages/connect/src/schemas/fees_request_schema.ts
new file mode 100644
index 000000000..ff3d7b9d3
--- /dev/null
+++ b/packages/connect/src/schemas/fees_request_schema.ts
@@ -0,0 +1,26 @@
+export const feesRequestSchema = {
+ id: '/FeesRequest',
+ type: 'object',
+ properties: {
+ exchangeContractAddress: { $ref: '/Address' },
+ maker: { $ref: '/Address' },
+ taker: { $ref: '/Address' },
+ makerTokenAddress: { $ref: '/Address' },
+ takerTokenAddress: { $ref: '/Address' },
+ makerTokenAmount: { $ref: '/Number' },
+ takerTokenAmount: { $ref: '/Number' },
+ expirationUnixTimestampSec: { $ref: '/Number' },
+ salt: { $ref: '/Number' },
+ },
+ required: [
+ 'exchangeContractAddress',
+ 'maker',
+ 'taker',
+ 'makerTokenAddress',
+ 'takerTokenAddress',
+ 'makerTokenAmount',
+ 'takerTokenAmount',
+ 'expirationUnixTimestampSec',
+ 'salt',
+ ],
+};
diff --git a/packages/connect/src/schemas/relayer_fees_request_schema.ts b/packages/connect/src/schemas/orderbook_request_schema.ts
index f20e077ba..5f3463242 100644
--- a/packages/connect/src/schemas/relayer_fees_request_schema.ts
+++ b/packages/connect/src/schemas/orderbook_request_schema.ts
@@ -1,8 +1,9 @@
-export const relayerOrderBookRequestSchema = {
- id: '/RelayerOrderBookRequest',
+export const orderBookRequestSchema = {
+ id: '/OrderBookRequest',
type: 'object',
properties: {
baseTokenAddress: { $ref: '/Address' },
quoteTokenAddress: { $ref: '/Address' },
},
+ required: ['baseTokenAddress', 'quoteTokenAddress'],
};
diff --git a/packages/connect/src/schemas/relayer_orders_request_schema.ts b/packages/connect/src/schemas/orders_request_opts_schema.ts
index 570238dae..5facbc959 100644
--- a/packages/connect/src/schemas/relayer_orders_request_schema.ts
+++ b/packages/connect/src/schemas/orders_request_opts_schema.ts
@@ -1,5 +1,5 @@
-export const relayerOrdersRequestSchema = {
- id: '/RelayerOrdersRequest',
+export const ordersRequestOptsSchema = {
+ id: '/OrdersRequestOpts',
type: 'object',
properties: {
exchangeContractAddress: { $ref: '/Address' },
diff --git a/packages/connect/src/schemas/paged_request_opts_schema.ts b/packages/connect/src/schemas/paged_request_opts_schema.ts
new file mode 100644
index 000000000..eb2e52100
--- /dev/null
+++ b/packages/connect/src/schemas/paged_request_opts_schema.ts
@@ -0,0 +1,8 @@
+export const pagedRequestOptsSchema = {
+ id: '/PagedRequestOpts',
+ type: 'object',
+ properties: {
+ page: { type: 'number' },
+ perPage: { type: 'number' },
+ },
+};
diff --git a/packages/connect/src/schemas/relayer_orderbook_request_schema.ts b/packages/connect/src/schemas/relayer_orderbook_request_schema.ts
deleted file mode 100644
index f20e077ba..000000000
--- a/packages/connect/src/schemas/relayer_orderbook_request_schema.ts
+++ /dev/null
@@ -1,8 +0,0 @@
-export const relayerOrderBookRequestSchema = {
- id: '/RelayerOrderBookRequest',
- type: 'object',
- properties: {
- baseTokenAddress: { $ref: '/Address' },
- quoteTokenAddress: { $ref: '/Address' },
- },
-};
diff --git a/packages/connect/src/schemas/schemas.ts b/packages/connect/src/schemas/schemas.ts
index 288d6969d..0b8b798a9 100644
--- a/packages/connect/src/schemas/schemas.ts
+++ b/packages/connect/src/schemas/schemas.ts
@@ -1,9 +1,13 @@
-import { relayerOrderBookRequestSchema } from './relayer_orderbook_request_schema';
-import { relayerOrdersRequestSchema } from './relayer_orders_request_schema';
-import { relayerTokenPairsRequestSchema } from './relayer_token_pairs_request_schema';
+import { feesRequestSchema } from './fees_request_schema';
+import { orderBookRequestSchema } from './orderbook_request_schema';
+import { ordersRequestOptsSchema } from './orders_request_opts_schema';
+import { pagedRequestOptsSchema } from './paged_request_opts_schema';
+import { tokenPairsRequestOptsSchema } from './token_pairs_request_opts_schema';
export const schemas = {
- relayerOrderBookRequestSchema,
- relayerOrdersRequestSchema,
- relayerTokenPairsRequestSchema,
+ feesRequestSchema,
+ orderBookRequestSchema,
+ ordersRequestOptsSchema,
+ pagedRequestOptsSchema,
+ tokenPairsRequestOptsSchema,
};
diff --git a/packages/connect/src/schemas/relayer_token_pairs_request_schema.ts b/packages/connect/src/schemas/token_pairs_request_opts_schema.ts
index 379232204..9b73a917b 100644
--- a/packages/connect/src/schemas/relayer_token_pairs_request_schema.ts
+++ b/packages/connect/src/schemas/token_pairs_request_opts_schema.ts
@@ -1,5 +1,5 @@
-export const relayerTokenPairsRequestSchema = {
- id: '/RelayerTokenPairsRequest',
+export const tokenPairsRequestOptsSchema = {
+ id: '/TokenPairsRequestOpts',
type: 'object',
properties: {
tokenA: { $ref: '/Address' },
diff --git a/packages/connect/src/types.ts b/packages/connect/src/types.ts
index edb6c77a6..970eff498 100644
--- a/packages/connect/src/types.ts
+++ b/packages/connect/src/types.ts
@@ -30,10 +30,10 @@ export interface ECSignature {
}
export interface Client {
- getTokenPairsAsync: (request?: TokenPairsRequest) => Promise<TokenPairsItem[]>;
- getOrdersAsync: (request?: OrdersRequest) => Promise<SignedOrder[]>;
+ getTokenPairsAsync: (requestOpts?: TokenPairsRequestOpts & PagedRequestOpts) => Promise<TokenPairsItem[]>;
+ getOrdersAsync: (requestOpts?: OrdersRequestOpts & PagedRequestOpts) => Promise<SignedOrder[]>;
getOrderAsync: (orderHash: string) => Promise<SignedOrder>;
- getOrderbookAsync: (request: OrderbookRequest) => Promise<OrderbookResponse>;
+ getOrderbookAsync: (request: OrderbookRequest, requestOpts?: PagedRequestOpts) => Promise<OrderbookResponse>;
getFeesAsync: (request: FeesRequest) => Promise<FeesResponse>;
submitOrderAsync: (signedOrder: SignedOrder) => Promise<void>;
}
@@ -111,7 +111,7 @@ export enum WebsocketClientEventType {
ConnectFailed = 'connectFailed',
}
-export interface TokenPairsRequest {
+export interface TokenPairsRequestOpts {
tokenA?: string;
tokenB?: string;
}
@@ -128,7 +128,7 @@ export interface TokenTradeInfo {
precision: number;
}
-export interface OrdersRequest {
+export interface OrdersRequestOpts {
exchangeContractAddress?: string;
tokenAddress?: string;
makerTokenAddress?: string;
@@ -167,6 +167,11 @@ export interface FeesResponse {
takerFee: BigNumber;
}
+export interface PagedRequestOpts {
+ page?: number;
+ perPage?: number;
+}
+
export interface HttpRequestOptions {
params?: object;
payload?: object;
diff --git a/packages/connect/test/http_client_test.ts b/packages/connect/test/http_client_test.ts
index 15759d911..93b252ace 100644
--- a/packages/connect/test/http_client_test.ts
+++ b/packages/connect/test/http_client_test.ts
@@ -40,19 +40,22 @@ describe('HttpClient', () => {
});
describe('#getTokenPairsAsync', () => {
const url = `${relayUrl}/token_pairs`;
- it('gets token pairs', async () => {
- fetchMock.get(url, tokenPairsResponseJSON);
+ it('gets token pairs with default options when none are provided', async () => {
+ const urlWithQuery = `${url}?page=0&per_page=100`;
+ fetchMock.get(urlWithQuery, tokenPairsResponseJSON);
const tokenPairs = await relayerClient.getTokenPairsAsync();
expect(tokenPairs).to.be.deep.equal(tokenPairsResponse);
});
- it('gets specific token pairs for request', async () => {
+ it('gets token pairs with specified request options', async () => {
const tokenAddress = '0x323b5d4c32345ced77393b3530b1eed0f346429d';
- const tokenPairsRequest = {
+ const tokenPairsRequestOpts = {
tokenA: tokenAddress,
+ page: 3,
+ perPage: 50,
};
- const urlWithQuery = `${url}?tokenA=${tokenAddress}`;
+ const urlWithQuery = `${url}?page=3&per_page=50&tokenA=${tokenAddress}`;
fetchMock.get(urlWithQuery, tokenPairsResponseJSON);
- const tokenPairs = await relayerClient.getTokenPairsAsync(tokenPairsRequest);
+ const tokenPairs = await relayerClient.getTokenPairsAsync(tokenPairsRequestOpts);
expect(tokenPairs).to.be.deep.equal(tokenPairsResponse);
});
it('throws an error for invalid JSON response', async () => {
@@ -62,17 +65,20 @@ describe('HttpClient', () => {
});
describe('#getOrdersAsync', () => {
const url = `${relayUrl}/orders`;
- it('gets orders', async () => {
- fetchMock.get(url, ordersResponseJSON);
+ it('gets orders with default options when none are provided', async () => {
+ const urlWithQuery = `${url}?page=0&per_page=100`;
+ fetchMock.get(urlWithQuery, ordersResponseJSON);
const orders = await relayerClient.getOrdersAsync();
expect(orders).to.be.deep.equal(ordersResponse);
});
- it('gets specific orders for request', async () => {
+ it('gets orders with specified request options', async () => {
const tokenAddress = '0x323b5d4c32345ced77393b3530b1eed0f346429d';
const ordersRequest = {
tokenAddress,
+ page: 3,
+ perPage: 50,
};
- const urlWithQuery = `${url}?tokenAddress=${tokenAddress}`;
+ const urlWithQuery = `${url}?page=3&per_page=50&tokenAddress=${tokenAddress}`;
fetchMock.get(urlWithQuery, ordersResponseJSON);
const orders = await relayerClient.getOrdersAsync(ordersRequest);
expect(orders).to.be.deep.equal(ordersResponse);
@@ -100,14 +106,27 @@ describe('HttpClient', () => {
baseTokenAddress: '0x323b5d4c32345ced77393b3530b1eed0f346429d',
quoteTokenAddress: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
};
- const url = `${relayUrl}/orderbook?baseTokenAddress=${request.baseTokenAddress}&quoteTokenAddress=${
- request.quoteTokenAddress
- }`;
- it('gets order book', async () => {
- fetchMock.get(url, orderbookJSON);
+ const url = `${relayUrl}/orderbook`;
+ it('gets orderbook with default page options when none are provided', async () => {
+ const urlWithQuery = `${url}?baseTokenAddress=${
+ request.baseTokenAddress
+ }&page=0&per_page=100&quoteTokenAddress=${request.quoteTokenAddress}`;
+ fetchMock.get(urlWithQuery, orderbookJSON);
const orderbook = await relayerClient.getOrderbookAsync(request);
expect(orderbook).to.be.deep.equal(orderbookResponse);
});
+ it('gets orderbook with specified page options', async () => {
+ const urlWithQuery = `${url}?baseTokenAddress=${
+ request.baseTokenAddress
+ }&page=3&per_page=50&quoteTokenAddress=${request.quoteTokenAddress}`;
+ fetchMock.get(urlWithQuery, orderbookJSON);
+ const pagedRequestOptions = {
+ page: 3,
+ perPage: 50,
+ };
+ const orderbook = await relayerClient.getOrderbookAsync(request, pagedRequestOptions);
+ expect(orderbook).to.be.deep.equal(orderbookResponse);
+ });
it('throws an error for invalid JSON response', async () => {
fetchMock.get(url, { test: 'dummy' });
expect(relayerClient.getOrderbookAsync(request)).to.be.rejected();
diff --git a/packages/website/ts/containers/connect_documentation.tsx b/packages/website/ts/containers/connect_documentation.tsx
index 3e02a7d05..22ba4a7a1 100644
--- a/packages/website/ts/containers/connect_documentation.tsx
+++ b/packages/website/ts/containers/connect_documentation.tsx
@@ -51,9 +51,10 @@ const docsInfoConfig: DocsInfoConfig = {
'OrderbookChannelSubscriptionOpts',
'OrderbookRequest',
'OrderbookResponse',
- 'OrdersRequest',
+ 'OrdersRequestOpts',
+ 'PagedRequestOpts',
'TokenPairsItem',
- 'TokenPairsRequest',
+ 'TokenPairsRequestOpts',
'TokenTradeInfo',
'Order',
'SignedOrder',