24 lines
779 B
TypeScript
24 lines
779 B
TypeScript
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import { DEFAULT_STALL_PATTERNS } from "./constants"
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function getTrailingSegment(text: string): string {
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const normalized = text.trim().replace(/\s+/g, " ")
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if (!normalized) return ""
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const sentenceParts = normalized.split(/(?<=[.!?])\s+/)
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return sentenceParts[sentenceParts.length - 1]?.trim().toLowerCase() ?? ""
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}
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export function detectStallPattern(
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text: string,
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patterns: readonly string[] = DEFAULT_STALL_PATTERNS,
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): boolean {
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if (!text.trim()) return false
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const tail = text.slice(-800)
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const lines = tail.split("\n").map((line) => line.trim()).filter(Boolean)
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const hotZone = lines.slice(-3).join(" ")
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const trailingSegment = getTrailingSegment(hotZone)
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return patterns.some((pattern) => trailingSegment.startsWith(pattern.toLowerCase()))
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}
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