diff options
Diffstat (limited to 'packages/pipeline/src/data_sources/oasis')
-rw-r--r-- | packages/pipeline/src/data_sources/oasis/index.ts | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/packages/pipeline/src/data_sources/oasis/index.ts b/packages/pipeline/src/data_sources/oasis/index.ts deleted file mode 100644 index 3b30e9dfd..000000000 --- a/packages/pipeline/src/data_sources/oasis/index.ts +++ /dev/null @@ -1,103 +0,0 @@ -import { fetchAsync } from '@0x/utils'; - -const OASIS_BASE_URL = 'https://data.makerdao.com/v1'; -const OASIS_MARKET_QUERY = `query { - oasisMarkets(period: "1 week") { - nodes { - id - base - quote - buyVol - sellVol - price - high - low - } - } -}`; -const OASIS_ORDERBOOK_QUERY = `query ($market: String!) { - allOasisOrders(condition: { market: $market }) { - totalCount - nodes { - market - offerId - price - amount - act - } - } -}`; -export const OASIS_SOURCE = 'oasis'; - -export interface OasisMarket { - id: string; // market symbol e.g MKRDAI - base: string; // base symbol e.g MKR - quote: string; // quote symbol e.g DAI - buyVol: number; // total buy volume (base) - sellVol: number; // total sell volume (base) - price: number; // volume weighted price (quote) - high: number; // max sell price - low: number; // min buy price -} - -export interface OasisMarketResponse { - data: { - oasisMarkets: { - nodes: OasisMarket[]; - }; - }; -} - -export interface OasisOrder { - offerId: number; // Offer Id - market: string; // Market symbol (base/quote) - price: string; // Offer price (quote) - amount: string; // Offer amount (base) - act: string; // Action (ask|bid) -} - -export interface OasisOrderbookResponse { - data: { - allOasisOrders: { - totalCount: number; - nodes: OasisOrder[]; - }; - }; -} - -// tslint:disable:prefer-function-over-method -// ^ Keep consistency with other sources and help logical organization -export class OasisSource { - /** - * Call Ddex API to find out which markets they are maintaining orderbooks for. - */ - public async getActiveMarketsAsync(): Promise<OasisMarket[]> { - const params = { - method: 'POST', - headers: { 'Content-Type': 'application/json' }, - body: JSON.stringify({ query: OASIS_MARKET_QUERY }), - }; - const resp = await fetchAsync(OASIS_BASE_URL, params); - const respJson: OasisMarketResponse = await resp.json(); - const markets = respJson.data.oasisMarkets.nodes; - return markets; - } - - /** - * Retrieve orderbook from Oasis API for a given market. - * @param marketId String identifying the market we want data for. Eg. 'REPAUG'. - */ - public async getMarketOrderbookAsync(marketId: string): Promise<OasisOrder[]> { - const input = { - market: marketId, - }; - const params = { - method: 'POST', - headers: { 'Content-Type': 'application/json' }, - body: JSON.stringify({ query: OASIS_ORDERBOOK_QUERY, variables: input }), - }; - const resp = await fetchAsync(OASIS_BASE_URL, params); - const respJson: OasisOrderbookResponse = await resp.json(); - return respJson.data.allOasisOrders.nodes; - } -} |