48 lines
1.7 KiB
JavaScript
48 lines
1.7 KiB
JavaScript
const FILTER_RE = /\b(from|has|mentions|before|after|in|pinned):(\S+)/gi;
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export function parseFilters(rawQuery) {
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const filters = {};
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let textQuery = rawQuery;
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let match;
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while ((match = FILTER_RE.exec(rawQuery)) !== null) {
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const key = match[1].toLowerCase();
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const val = match[2];
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switch (key) {
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case 'from': filters.senderName = val; break;
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case 'has':
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if (val === 'link') filters.hasLink = true;
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else if (val === 'file' || val === 'attachment') filters.hasFile = true;
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else if (val === 'image') filters.hasImage = true;
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else if (val === 'video') filters.hasVideo = true;
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else if (val === 'mention') filters.hasMention = true;
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break;
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case 'mentions': filters.hasMention = true; filters.mentionName = val; break;
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case 'before': filters.before = val; break;
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case 'after': filters.after = val; break;
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case 'in': filters.channelName = val; break;
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case 'pinned': filters.pinned = val === 'true' || val === 'yes'; break;
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}
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textQuery = textQuery.replace(match[0], '');
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}
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FILTER_RE.lastIndex = 0;
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return { textQuery: textQuery.trim(), filters };
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}
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/**
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* Detects if the user is mid-typing a filter token.
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* e.g. "hello from:par" → { prefix: 'from', partial: 'par' }
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* e.g. "from:" → { prefix: 'from', partial: '' }
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* Returns null if no active prefix is detected at the end of text.
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*/
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export function detectActivePrefix(text) {
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if (!text) return null;
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// Match a filter prefix at the end of the string, possibly with a partial value
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const m = text.match(/\b(from|in|has|mentions):(\S*)$/i);
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if (m) {
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return { prefix: m[1].toLowerCase(), partial: m[2].toLowerCase() };
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}
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return null;
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}
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