import { TimelineEngine } from "@suaveplan/audio-timeline";
import { describe, expect, it } from "@suaveplan/testing/runner";
import { BrowserTimelineAdapter } from "../src/adapter/browser-adapter.js";
import { renderOffline } from "../src/offline/offline-render.js";
import { FakeAudioContext } from "./fake-context.js";

describe("BrowserTimelineAdapter integration", () => {
    it("TimelineEngine drives BrowserTimelineAdapter end to end", {
        timeout: 30000,
    }, async () => {
        const ctx = new FakeAudioContext();
        const adapter = new BrowserTimelineAdapter({
            context: ctx as never,
        });
        await adapter.init();
        const timeline = new TimelineEngine();
        timeline.setAdapter(adapter);
        timeline.setTracks([
            {
                id: "t1",
                name: "t1",
                clips: [],
                volume: 1,
                muted: false,
                soloed: false,
                pan: 0,
            },
        ]);
        timeline.play();
        expect(adapter.snapshotGraph().nodes["t1:track-gain"]).toBe("gain");
        adapter.dispose();
    });

    it("offline render integration with TimelineEngine", {
        timeout: 30000,
    }, async () => {
        const timeline = new TimelineEngine();
        const buffer = await renderOffline(timeline, 1, 22050, {
            contextFactory: (args) =>
                new FakeAudioContext({
                    length: args.length,
                    sampleRate: args.sampleRate,
                    offline: true,
                }),
        });
        expect(buffer.length).toBe(22050);
        expect(buffer.sampleRate).toBe(22050);
    });
});