59 lines
1.6 KiB
TypeScript
59 lines
1.6 KiB
TypeScript
import { randomUUID } from "node:crypto";
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import * as os from "node:os";
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import * as path from "node:path";
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import { writeBase64ToFile } from "./nodes-camera.js";
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export type ScreenRecordPayload = {
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format: string;
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base64: string;
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durationMs?: number;
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fps?: number;
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screenIndex?: number;
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};
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function asRecord(value: unknown): Record<string, unknown> {
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return typeof value === "object" && value !== null
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? (value as Record<string, unknown>)
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: {};
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}
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function asString(value: unknown): string | undefined {
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return typeof value === "string" ? value : undefined;
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}
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export function parseScreenRecordPayload(value: unknown): ScreenRecordPayload {
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const obj = asRecord(value);
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const format = asString(obj.format);
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const base64 = asString(obj.base64);
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if (!format || !base64) {
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throw new Error("invalid screen.record payload");
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}
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return {
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format,
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base64,
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durationMs: typeof obj.durationMs === "number" ? obj.durationMs : undefined,
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fps: typeof obj.fps === "number" ? obj.fps : undefined,
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screenIndex:
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typeof obj.screenIndex === "number" ? obj.screenIndex : undefined,
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};
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}
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export function screenRecordTempPath(opts: {
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ext: string;
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tmpDir?: string;
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id?: string;
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}) {
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const tmpDir = opts.tmpDir ?? os.tmpdir();
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const id = opts.id ?? randomUUID();
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const ext = opts.ext.startsWith(".") ? opts.ext : `.${opts.ext}`;
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return path.join(tmpDir, `clawdis-screen-record-${id}${ext}`);
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}
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export async function writeScreenRecordToFile(
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filePath: string,
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base64: string,
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) {
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return writeBase64ToFile(filePath, base64);
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}
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