mirror of
https://github.com/KuekHaoYang/KVideo.git
synced 2026-08-12 23:33:43 +08:00
77 lines
3.0 KiB
TypeScript
77 lines
3.0 KiB
TypeScript
/**
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* Parses a video title to extract quality tags (e.g., [HD], [TS])
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* and return a cleaned title.
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*/
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export function parseVideoTitle(title: string): { cleanTitle: string, quality?: string } {
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// Regex to match tags in brackets at the start of the title
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// Example: "[HD] 利刃出鞘3" -> quality: "HD", cleanTitle: "利刃出鞘3"
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// Example: "利刃出鞘3 [HD]" -> quality: "HD", cleanTitle: "利刃出鞘3"
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const bracketRegex = /\[([^\]]+)\]/g;
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let quality: string | undefined;
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let cleanTitle = title;
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const matches = [...title.matchAll(bracketRegex)];
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if (matches.length > 0) {
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// Take the first bracket content as quality (usually what we want)
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quality = matches[0][1];
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// Remove all brackets and their content from the title
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cleanTitle = title.replace(bracketRegex, '').trim();
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}
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return {
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cleanTitle: cleanTitle || title,
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quality
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};
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}
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/**
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* Numeric resolution keywords only.
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* Qualitative labels such as "蓝光" or "高清" are intentionally excluded because
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* they are not real numeric resolutions.
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*/
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const NUMERIC_RESOLUTION_PATTERNS: { pattern: RegExp; label: string; color: string }[] = [
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{ pattern: /(?:^|[^\d])(4320p?|8k)(?:[^\d]|$)/i, label: '8K', color: 'bg-rose-500' },
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{ pattern: /(?:^|[^\d])(2160p?|4k|uhd)(?:[^\d]|$)/i, label: '4K', color: 'bg-amber-500' },
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{ pattern: /(?:^|[^\d])(1440p?|2k|qhd)(?:[^\d]|$)/i, label: '2K', color: 'bg-emerald-500' },
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{ pattern: /(?:^|[^\d])(1080p?|1080i|full\s*hd|fhd)(?:[^\d]|$)/i, label: '1080P', color: 'bg-green-500' },
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{ pattern: /(?:^|[^\d])720p?(?:[^\d]|$)|hd720/i, label: '720P', color: 'bg-teal-500' },
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{ pattern: /(?:^|[^\d])540p?(?:[^\d]|$)/i, label: '540P', color: 'bg-cyan-500' },
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{ pattern: /(?:^|[^\d])480p?(?:[^\d]|$)/i, label: '480P', color: 'bg-sky-500' },
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{ pattern: /(?:^|[^\d])360p?(?:[^\d]|$)/i, label: '360P', color: 'bg-gray-500' },
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{ pattern: /(?:^|[^\d])240p?(?:[^\d]|$)/i, label: '240P', color: 'bg-gray-500' },
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{ pattern: /(?:^|[^\d])144p?(?:[^\d]|$)/i, label: '144P', color: 'bg-gray-500' },
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];
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/**
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* Extracts a numeric playback resolution from video remarks or title.
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* Non-numeric labels are intentionally ignored.
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*/
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export function extractNumericResolutionLabel(
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remarks?: string,
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quality?: string
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): { label: string; color: string } | null {
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const text = `${remarks || ''} ${quality || ''}`;
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if (!text.trim()) return null;
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for (const { pattern, label, color } of NUMERIC_RESOLUTION_PATTERNS) {
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if (pattern.test(text)) {
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return { label, color };
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}
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}
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return null;
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}
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export function extractPlaybackQualityLabel(
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remarks?: string,
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quality?: string
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): { label: string; color: string } | null {
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return extractNumericResolutionLabel(remarks, quality);
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}
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export function extractQualityLabel(remarks?: string, quality?: string): { label: string; color: string } | null {
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return extractNumericResolutionLabel(remarks, quality);
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}
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