chore: format player subtitles

This commit is contained in:
2026-05-28 11:29:23 +02:00
parent fab242736d
commit 606df97eae
2 changed files with 35 additions and 35 deletions

View File

@@ -1,6 +1,6 @@
import type { SubtitleCue, SubtitleTrack } from '../types'; import type { SubtitleCue, SubtitleTrack } from "../types";
import { state } from '../state'; import { state } from "../state";
import { parseVtt } from './vtt'; import { parseVtt } from "./vtt";
// proxy subtitle URL through backend (avoids CORS) // proxy subtitle URL through backend (avoids CORS)
const proxyUrl = (token: string) => `/watch/proxy/subtitle?token=${encodeURIComponent(token)}`; const proxyUrl = (token: string) => `/watch/proxy/subtitle?token=${encodeURIComponent(token)}`;
@@ -10,20 +10,20 @@ const subtitlesForMode = (): SubtitleTrack[] => {
const src = state.modeSources[state.currentMode]; const src = state.modeSources[state.currentMode];
if (!src?.subtitles) return []; if (!src?.subtitles) return [];
return src.subtitles return src.subtitles
.map(t => ({ .map((t) => ({
lang: (t.lang || 'unknown').toLowerCase(), lang: (t.lang || "unknown").toLowerCase(),
label: t.lang || 'Unknown', label: t.lang || "Unknown",
url: proxyUrl(t.token), url: proxyUrl(t.token),
})) }))
.filter(t => t.url !== ''); .filter((t) => t.url !== "");
}; };
const hideSubtitleText = (): void => { const hideSubtitleText = (): void => {
const el = state.container.querySelector('[data-subtitle-text]') as HTMLElement | null; const el = state.container.querySelector("[data-subtitle-text]") as HTMLElement | null;
if (!el) return; if (!el) return;
el.textContent = ''; el.textContent = "";
el.classList.remove('block'); el.classList.remove("block");
el.classList.add('hidden'); el.classList.add("hidden");
}; };
// fetches and parses VTT from proxy URL // fetches and parses VTT from proxy URL
@@ -43,27 +43,27 @@ const loadSubtitle = async (url: string): Promise<SubtitleCue[]> => {
*/ */
export const updateSubtitleOptions = (): void => { export const updateSubtitleOptions = (): void => {
const select = state.container.querySelector( const select = state.container.querySelector(
'[data-subtitle-select]' "[data-subtitle-select]",
) as HTMLSelectElement | null; ) as HTMLSelectElement | null;
if (!select) return; if (!select) return;
state.currentSubtitleTracks = subtitlesForMode(); state.currentSubtitleTracks = subtitlesForMode();
select.innerHTML = ''; select.innerHTML = "";
const none = document.createElement('option'); const none = document.createElement("option");
none.value = 'none'; none.value = "none";
none.textContent = 'Off'; none.textContent = "Off";
select.appendChild(none); select.appendChild(none);
select.value = 'none'; select.value = "none";
state.currentSubtitleTracks.forEach((t, i) => { state.currentSubtitleTracks.forEach((t, i) => {
const opt = document.createElement('option'); const opt = document.createElement("option");
opt.value = String(i); opt.value = String(i);
opt.textContent = t.label; opt.textContent = t.label;
select.appendChild(opt); select.appendChild(opt);
}); });
const wrapper = select.parentElement; const wrapper = select.parentElement;
wrapper?.classList.toggle('hidden', state.currentSubtitleTracks.length === 0); wrapper?.classList.toggle("hidden", state.currentSubtitleTracks.length === 0);
state.activeSubtitles = []; state.activeSubtitles = [];
hideSubtitleText(); hideSubtitleText();
}; };
@@ -73,7 +73,7 @@ export const updateSubtitleOptions = (): void => {
* Finds active cue and shows/hides overlay. * Finds active cue and shows/hides overlay.
*/ */
export const updateSubtitleRender = (time: number): void => { export const updateSubtitleRender = (time: number): void => {
const el = state.container.querySelector('[data-subtitle-text]') as HTMLElement | null; const el = state.container.querySelector("[data-subtitle-text]") as HTMLElement | null;
if (!el) return; if (!el) return;
if (!state.activeSubtitles.length) { if (!state.activeSubtitles.length) {
hideSubtitleText(); hideSubtitleText();
@@ -104,7 +104,7 @@ export const updateSubtitleRender = (time: number): void => {
} }
el.textContent = cue.text; el.textContent = cue.text;
el.classList.remove('hidden'); el.classList.remove("hidden");
}; };
/** /**
@@ -113,10 +113,10 @@ export const updateSubtitleRender = (time: number): void => {
*/ */
export const setupSubtitles = (): void => { export const setupSubtitles = (): void => {
const select = state.container.querySelector( const select = state.container.querySelector(
'[data-subtitle-select]' "[data-subtitle-select]",
) as HTMLSelectElement | null; ) as HTMLSelectElement | null;
select?.addEventListener('change', async () => { select?.addEventListener("change", async () => {
if (select.value === 'none') { if (select.value === "none") {
state.activeSubtitles = []; state.activeSubtitles = [];
hideSubtitleText(); hideSubtitleText();
return; return;

View File

@@ -1,28 +1,28 @@
// parses VTT timestamp (mm:ss.ms or hh:mm:ss.ms) to seconds // parses VTT timestamp (mm:ss.ms or hh:mm:ss.ms) to seconds
export const parseVttTime = (raw: string): number => { export const parseVttTime = (raw: string): number => {
const parts = raw.trim().split(':'); const parts = raw.trim().split(":");
if (parts.length < 2) return 0; if (parts.length < 2) return 0;
const secPart = parts.pop()!; const secPart = parts.pop()!;
const minPart = parts.pop()!; const minPart = parts.pop()!;
const hourPart = parts.pop() ?? '0'; const hourPart = parts.pop() ?? "0";
return Number(hourPart) * 3600 + Number(minPart) * 60 + Number(secPart.replace(',', '.')); return Number(hourPart) * 3600 + Number(minPart) * 60 + Number(secPart.replace(",", "."));
}; };
// parses a single VTT cue: timestamp line + text lines // parses a single VTT cue: timestamp line + text lines
export const parseVttCue = (line: string, lines: string[], i: number) => { export const parseVttCue = (line: string, lines: string[], i: number) => {
if (!line.includes('-->')) return null; if (!line.includes("-->")) return null;
const [startRaw, endRaw] = line.split('-->'); const [startRaw, endRaw] = line.split("-->");
const payload: string[] = []; const payload: string[] = [];
let j = i + 1; let j = i + 1;
// collect text until blank line // collect text until blank line
while (j < lines.length && lines[j].trim() !== '') { while (j < lines.length && lines[j].trim() !== "") {
payload.push(lines[j]); payload.push(lines[j]);
j++; j++;
} }
// strip tags, join lines // strip tags, join lines
const text = payload const text = payload
.join('\n') .join("\n")
.replace(/<[^>]+>/g, '') .replace(/<[^>]+>/g, "")
.trim(); .trim();
if (!text) return null; if (!text) return null;
return { start: parseVttTime(startRaw), end: parseVttTime(endRaw), text }; return { start: parseVttTime(startRaw), end: parseVttTime(endRaw), text };
@@ -33,17 +33,17 @@ export const parseVttCue = (line: string, lines: string[], i: number) => {
* Handles both compact (timestamp on separate line) and standard formats. * Handles both compact (timestamp on separate line) and standard formats.
*/ */
export const parseVtt = (text: string) => { export const parseVtt = (text: string) => {
const lines = text.replace(/\r/g, '').split('\n'); const lines = text.replace(/\r/g, "").split("\n");
const cues = []; const cues = [];
for (let i = 0; i < lines.length; i++) { for (let i = 0; i < lines.length; i++) {
const line = lines[i].trim(); const line = lines[i].trim();
if (!line) continue; if (!line) continue;
// compact: cue id on line i, timestamp on i+1 // compact: cue id on line i, timestamp on i+1
if (i + 1 < lines.length && !line.includes('-->') && lines[i + 1].includes('-->')) { if (i + 1 < lines.length && !line.includes("-->") && lines[i + 1].includes("-->")) {
const cue = parseVttCue(lines[i + 1].trim(), lines, i + 1); const cue = parseVttCue(lines[i + 1].trim(), lines, i + 1);
if (cue) cues.push(cue); if (cue) cues.push(cue);
i++; i++;
} else if (line.includes('-->')) { } else if (line.includes("-->")) {
// standard: timestamp on same line // standard: timestamp on same line
const cue = parseVttCue(line, lines, i); const cue = parseVttCue(line, lines, i);
if (cue) cues.push(cue); if (cue) cues.push(cue);