refactor(scrcpy): rewrite option classes to improve tree-shaking

libraries/scrcpy/src/2_3/options.ts

@@ -0,0 +1,156 @@
+import type { MaybePromiseLike } from "@yume-chan/async";
+import type { ReadableStream, TransformStream } from "@yume-chan/stream-extra";
+import type { AsyncExactReadable } from "@yume-chan/struct";
+
+import type {
+    ScrcpyAudioStreamMetadata,
+    ScrcpyControlMessageType,
+    ScrcpyDisplay,
+    ScrcpyEncoder,
+    ScrcpyMediaStreamPacket,
+    ScrcpyOptions,
+    ScrcpyScrollController,
+    ScrcpyVideoStream,
+} from "../base/index.js";
+import type {
+    ScrcpyBackOrScreenOnControlMessage,
+    ScrcpyInjectTouchControlMessage,
+    ScrcpySetClipboardControlMessage,
+} from "../latest.js";
+
+import type { Init } from "./impl/index.js";
+import {
+    AckClipboardHandler,
+    ClipboardStream,
+    ControlMessageTypes,
+    createMediaStreamTransformer,
+    createScrollController,
+    Defaults,
+    parseAudioStreamMetadata,
+    parseDisplay,
+    parseEncoder,
+    parseVideoStreamMetadata,
+    serialize,
+    serializeBackOrScreenOnControlMessage,
+    serializeInjectTouchControlMessage,
+    setListDisplays,
+    setListEncoders,
+} from "./impl/index.js";
+
+export class ScrcpyOptions2_3 implements ScrcpyOptions<Init> {
+    readonly value: Required<Init>;
+
+    get controlMessageTypes(): readonly ScrcpyControlMessageType[] {
+        return ControlMessageTypes;
+    }
+
+    #clipboard: ClipboardStream | undefined;
+    get clipboard(): ReadableStream<string> | undefined {
+        return this.#clipboard;
+    }
+
+    #ackClipboardHandler: AckClipboardHandler | undefined;
+
+    constructor(init: Init) {
+        this.value = { ...Defaults, ...init };
+
+        if (this.value.control && this.value.clipboardAutosync) {
+            this.#clipboard = new ClipboardStream();
+            this.#ackClipboardHandler = new AckClipboardHandler();
+        }
+    }
+
+    serialize(): string[] {
+        return serialize(this.value, Defaults);
+    }
+
+    setListDisplays(): void {
+        setListDisplays(this.value);
+    }
+
+    parseDisplay(line: string): ScrcpyDisplay | undefined {
+        return parseDisplay(line);
+    }
+
+    setListEncoders() {
+        setListEncoders(this.value);
+    }
+
+    parseEncoder(line: string): ScrcpyEncoder | undefined {
+        return parseEncoder(line);
+    }
+
+    parseVideoStreamMetadata(
+        stream: ReadableStream<Uint8Array>,
+    ): MaybePromiseLike<ScrcpyVideoStream> {
+        return parseVideoStreamMetadata(this.value, stream);
+    }
+
+    parseAudioStreamMetadata(
+        stream: ReadableStream<Uint8Array>,
+    ): MaybePromiseLike<ScrcpyAudioStreamMetadata> {
+        return parseAudioStreamMetadata(stream, this.value);
+    }
+
+    async parseDeviceMessage(
+        id: number,
+        stream: AsyncExactReadable,
+    ): Promise<void> {
+        if (await this.#clipboard?.parse(id, stream)) {
+            return;
+        }
+
+        if (await this.#ackClipboardHandler?.parse(id, stream)) {
+            return;
+        }
+
+        throw new Error("Unknown device message");
+    }
+
+    endDeviceMessageStream(e?: unknown): void {
+        if (e) {
+            this.#clipboard?.error(e);
+            this.#ackClipboardHandler?.error(e);
+        } else {
+            this.#clipboard?.close();
+            this.#ackClipboardHandler?.close();
+        }
+    }
+
+    createMediaStreamTransformer(): TransformStream<
+        Uint8Array,
+        ScrcpyMediaStreamPacket
+    > {
+        return createMediaStreamTransformer(this.value);
+    }
+
+    serializeInjectTouchControlMessage(
+        message: ScrcpyInjectTouchControlMessage,
+    ): Uint8Array {
+        return serializeInjectTouchControlMessage(message);
+    }
+
+    serializeBackOrScreenOnControlMessage(
+        message: ScrcpyBackOrScreenOnControlMessage,
+    ): Uint8Array | undefined {
+        return serializeBackOrScreenOnControlMessage(message);
+    }
+
+    serializeSetClipboardControlMessage(
+        message: ScrcpySetClipboardControlMessage,
+    ): Uint8Array | [Uint8Array, Promise<void>] {
+        return this.#ackClipboardHandler!.serializeSetClipboardControlMessage(
+            message,
+        );
+    }
+
+    createScrollController(): ScrcpyScrollController {
+        return createScrollController();
+    }
+}
+
+type Init_ = Init;
+
+export namespace ScrcpyOptions2_3 {
+    export type Init = Init_;
+}