Add PBandGraphOauth scaffold and auth UI

2025-12-19 05:42:29 +00:00
commit b51963f5d7
6264 changed files with 606430 additions and 0 deletions
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+/*
+ * Copyright (c) Microsoft Corporation. All rights reserved.
+ * Licensed under the MIT License.
+ */
+
+import http from "http";
+import { IHttpRetryPolicy } from "./IHttpRetryPolicy.js";
+
+export class LinearRetryPolicy implements IHttpRetryPolicy {
+    maxRetries: number;
+    retryDelay: number;
+    httpStatusCodesToRetryOn: Array<number>;
+
+    constructor(
+        maxRetries: number,
+        retryDelay: number,
+        httpStatusCodesToRetryOn: Array<number>
+    ) {
+        this.maxRetries = maxRetries;
+        this.retryDelay = retryDelay;
+        this.httpStatusCodesToRetryOn = httpStatusCodesToRetryOn;
+    }
+
+    private retryAfterMillisecondsToSleep(
+        retryHeader: http.IncomingHttpHeaders["retry-after"]
+    ): number {
+        if (!retryHeader) {
+            return 0;
+        }
+
+        // retry-after header is in seconds
+        let millisToSleep = Math.round(parseFloat(retryHeader) * 1000);
+
+        /*
+         * retry-after header is in HTTP Date format
+         * <day-name>, <day> <month> <year> <hour>:<minute>:<second> GMT
+         */
+        if (isNaN(millisToSleep)) {
+            millisToSleep = Math.max(
+                0,
+                // .valueOf() is needed to subtract dates in TypeScript
+                new Date(retryHeader).valueOf() - new Date().valueOf()
+            );
+        }
+
+        return millisToSleep;
+    }
+
+    async pauseForRetry(
+        httpStatusCode: number,
+        currentRetry: number,
+        retryAfterHeader: http.IncomingHttpHeaders["retry-after"]
+    ): Promise<boolean> {
+        if (
+            this.httpStatusCodesToRetryOn.includes(httpStatusCode) &&
+            currentRetry < this.maxRetries
+        ) {
+            const retryAfterDelay: number =
+                this.retryAfterMillisecondsToSleep(retryAfterHeader);
+
+            await new Promise((resolve) => {
+                // retryAfterHeader value of 0 evaluates to false, and this.retryDelay will be used
+                return setTimeout(resolve, retryAfterDelay || this.retryDelay);
+            });
+
+            return true;
+        }
+
+        return false;
+    }
+}