{"version":3,"file":"image-resize-worker.d.ts","sourceRoot":"","sources":["../../src/utils/image-resize-worker.ts"],"names":[],"mappings":"","sourcesContent":["import { parentPort } from \"node:worker_threads\";\nimport { type ImageResizeOptions, type ResizedImage, resizeImageInProcess } from \"./image-resize-core.ts\";\n\ninterface ResizeImageWorkerRequest {\n\tinputBytes: Uint8Array;\n\tmimeType: string;\n\toptions?: ImageResizeOptions;\n}\n\ninterface ResizeImageWorkerResponse {\n\tresult?: ResizedImage | null;\n\terror?: string;\n}\n\nfunction isResizeImageWorkerRequest(value: unknown): value is ResizeImageWorkerRequest {\n\tif (!value || typeof value !== \"object\") return false;\n\tconst record = value as Record<string, unknown>;\n\treturn record.inputBytes instanceof Uint8Array && typeof record.mimeType === \"string\";\n}\n\nconst port = parentPort;\nif (!port) {\n\tthrow new Error(\"image resize worker requires parentPort\");\n}\n\nport.once(\"message\", (message: unknown) => {\n\tvoid (async () => {\n\t\ttry {\n\t\t\tif (!isResizeImageWorkerRequest(message)) {\n\t\t\t\tthrow new Error(\"Invalid image resize worker request\");\n\t\t\t}\n\t\t\tconst result = await resizeImageInProcess(message.inputBytes, message.mimeType, message.options);\n\t\t\tconst response: ResizeImageWorkerResponse = { result };\n\t\t\tport.postMessage(response);\n\t\t} catch (error) {\n\t\t\tconst response: ResizeImageWorkerResponse = {\n\t\t\t\terror: error instanceof Error ? error.message : String(error),\n\t\t\t};\n\t\t\tport.postMessage(response);\n\t\t}\n\t})();\n});\n"]}