// @vitest-environment jsdom
//
// E22 S5: the detail the consented levels add — filter changes and what a player went through.
// Below Részletes they cost nothing and log nothing, except a media error, which is always a warning.
import { afterEach, describe, expect, it } from "vitest";

import { logFilterChange } from "./filterLog";
import { clear, events, setLevel } from "./log";
import { logMediaElement, logYouTubeError, logYouTubeState } from "./mediaLog";

afterEach(() => {
  clear();
  setLevel("INFO");
});

const attrsOf = (code: string) =>
  events()
    .filter((e) => e.event === code)
    .map((e) => e.attrs);

describe("filter changes", () => {
  it("are not logged at the base level", () => {
    logFilterChange("feed", { tags: [3] }, "lofi");
    expect(events()).toEqual([]);
  });

  it("log their values at DEBUG, but only whether there is a search", () => {
    setLevel("DEBUG");
    logFilterChange("feed", { tags: [3], sort: "newest", q: "lofi beats" }, "lofi beats");
    expect(attrsOf("filter.change")).toEqual([
      { scope: "feed", tags: [3], sort: "newest", query_set: true },
    ]);
    expect(JSON.stringify(events())).not.toContain("lofi");
  });

  it("log the typed search at TRACE, and never the display titles riding in a filter", () => {
    setLevel("TRACE");
    logFilterChange("plex", { filters: { collections: ["9"] }, collectionTitles: { 9: "Mine" } });
    logFilterChange("plex", {}, "alien");
    expect(attrsOf("filter.change")).toEqual([
      { scope: "plex", filters: { collections: ["9"] } },
      { scope: "plex", query: "alien" },
    ]);
  });
});

describe("player events", () => {
  it("a media error is a warning at every level; the rest waits for DEBUG", () => {
    const video = document.createElement("video");
    const detach = logMediaElement(video, "plex");
    video.dispatchEvent(new Event("waiting"));
    video.dispatchEvent(new Event("error"));
    logYouTubeState(3, 12.4);
    logYouTubeError(150);
    expect(events().map((e) => [e.event, e.level])).toEqual([
      ["player.media_error", "WARNING"],
      ["player.media_error", "WARNING"],
    ]);

    clear();
    setLevel("DEBUG");
    video.dispatchEvent(new Event("waiting"));
    logYouTubeState(3, 12.4);
    detach();
    video.dispatchEvent(new Event("stalled"));
    expect(attrsOf("player.media")).toEqual([
      { player: "plex", event: "waiting", at: 0 },
      { player: "youtube", event: "buffering", at: 12 },
    ]);
  });
});