Method generateKey

src/response-cache.ts:127–139

* Generate cache key from request body. * Hashes: model + messages + temperature + max_tokens + other params

(body: Buffer | string)

   * Hashes: model + messages + temperature + max_tokens + other params
   */
  static generateKey(body: Buffer | string): string {
    try {
      const parsed = JSON.parse(typeof body === "string" ? body : body.toString());
      const normalized = normalizeForCache(parsed);
      const canonical = canonicalize(normalized);
      const keyContent = JSON.stringify(canonical);
      return createHash("sha256").update(keyContent).digest("hex").slice(0, 32);
    } catch {
      // Fallback: hash raw body
      const content = typeof body === "string" ? body : body.toString();
      return createHash("sha256").update(content).digest("hex").slice(0, 32);
    }
  }

  /**
   * Check if caching is enabled for this request.