36 lines
988 B
TypeScript
36 lines
988 B
TypeScript
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import { createHash } from "crypto";
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export type SignOptions = {
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apiAppId: string;
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apiSecret: string;
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timestamp?: string;
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};
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export type SignedRequest = {
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bodyString: string;
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headers: Record<string, string>;
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};
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export function stringifyBody(payload: unknown): string {
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return JSON.stringify(payload);
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}
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export function dreameSign(bodyString: string, timestamp: string, apiSecret: string): string {
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return createHash("md5").update(Buffer.from(bodyString + timestamp + apiSecret, "utf8")).digest("hex");
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}
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export function buildSignedRequest(payload: unknown, options: SignOptions): SignedRequest {
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const bodyString = stringifyBody(payload);
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const timestamp = options.timestamp ?? Date.now().toString();
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return {
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bodyString,
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headers: {
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"content-type": "application/json",
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"dreame-api-app-id": options.apiAppId,
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"dreame-api-timestamp": timestamp,
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"dreame-api-sign": dreameSign(bodyString, timestamp, options.apiSecret),
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},
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};
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}
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