50 lines
1.6 KiB
TypeScript
50 lines
1.6 KiB
TypeScript
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/**
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* Normalize a team name for fuzzy matching across data sources.
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* Lowercases, trims, and collapses whitespace.
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*/
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export function normalizeTeamName(name: string): string {
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return name.toLowerCase().trim().replace(/\s+/g, " ");
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}
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/**
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* Try to match `apiName` to one of the participant names.
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* Returns the matched participant name, or null if no match found.
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*
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* Strategy:
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* 1. Exact normalized match (case-insensitive)
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* 2. Substring: one contains the other (handles "Golden State" vs "Golden State Warriors")
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*
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* Note: City abbreviations like "LA" ↔ "Los Angeles" are NOT handled here — the
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* NBA/NHL APIs typically return full city names so the admin should enter full names
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* in the participant list to ensure reliable matching.
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*/
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export function findMatchingTeamName(
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apiName: string,
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participantNames: string[]
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): string | null {
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const normalizedApi = normalizeTeamName(apiName);
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// Guard: empty API name should never match anything
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if (!normalizedApi) return null;
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// 1. Exact match
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for (const name of participantNames) {
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if (normalizeTeamName(name) === normalizedApi) return name;
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}
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// 2. Substring match (only when the shorter string is at least 4 chars to avoid false positives)
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for (const name of participantNames) {
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const normalizedParticipant = normalizeTeamName(name);
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if (
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normalizedApi.length >= 4 &&
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normalizedParticipant.length >= 4 &&
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(normalizedApi.includes(normalizedParticipant) ||
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normalizedParticipant.includes(normalizedApi))
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) {
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return name;
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}
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}
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return null;
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}
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