c07969f4a7
Meta Bom/Regular/Mínimo duplicated the estimate scenarios — keep a single municipality series (pessimista/média/otimista), backfill then drop the old columns, and map the spreadsheet onto expectedVotes.
65 lines
2.3 KiB
TypeScript
65 lines
2.3 KiB
TypeScript
/**
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* Pure parsers for the campaign projection spreadsheet (E4R).
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* Sheet cells → municipality expectedVotes / priority — no Payload, no I/O.
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*
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* Sheet vocabulary maps onto the estimate scenarios:
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* Bom → optimistic, Regular → central (média), Mínimo → pessimistic.
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*/
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import type { VoteEstimateScenarioFields } from '@/utilities/voteEstimate'
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/** Parsed sheet triple — all three scenarios present (same keys as expectedVotes). */
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export type ProjectionVoteEstimates = Required<
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Pick<VoteEstimateScenarioFields, 'pessimistic' | 'central' | 'optimistic'>
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>
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export type ProjectionPriority = 'alta' | 'normal'
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/** Strip Brazilian thousand separators (`10.000` → 10000) and parse an integer. */
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export const parseSheetNumber = (raw: string | number | null | undefined): number | null => {
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if (raw == null) return null
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if (typeof raw === 'number') {
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if (!Number.isFinite(raw)) return null
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return Math.round(raw)
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}
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const trimmed = raw.trim()
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if (!trimmed) return null
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const normalized = trimmed.replace(/\./g, '').replace(/,/g, '.')
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if (!/^-?\d+(\.\d+)?$/.test(normalized)) return null
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const value = Number(normalized)
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if (!Number.isFinite(value)) return null
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return Math.round(value)
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}
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// Accepts `|` or `\` between Bom/Regular/Mínimo (some sheet exports use backslash).
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const LABELED_EXPECTATION =
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/^Bom\s*:\s*([\d.]+)\s*[|\\]\s*Regular\s*:\s*([\d.]+)\s*[|\\]\s*M[ií]nimo\s*:\s*([\d.]+)\s*$/i
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const SLASH_EXPECTATION = /^([\d.]+)\s*\/\s*([\d.]+)\s*\/\s*([\d.]+)\s*$/
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export const parseExpectationCell = (
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raw: string | null | undefined,
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): ProjectionVoteEstimates | null => {
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if (raw == null) return null
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const trimmed = raw.trim().replace(/\s+/g, ' ')
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if (!trimmed) return null
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const match = trimmed.match(LABELED_EXPECTATION) ?? trimmed.match(SLASH_EXPECTATION)
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if (!match) return null
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const optimistic = parseSheetNumber(match[1])
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const central = parseSheetNumber(match[2])
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const pessimistic = parseSheetNumber(match[3])
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if (optimistic == null || central == null || pessimistic == null) return null
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return { optimistic, central, pessimistic }
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}
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/** `alta` → alta; anything else (incl. Baixa / empty) → normal. */
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export const mapSheetPriority = (raw: string | null | undefined): ProjectionPriority => {
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if (raw == null) return 'normal'
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return raw.trim().toLowerCase() === 'alta' ? 'alta' : 'normal'
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}
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