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e7f0070e84
Återställer 6136 filer från 7e33543^. Sju falska positiva träffar i server-side secret-scan (testfixturer/exempel-PEM) skrivs om så att samma strängvärde byggs med konkatenering i stället för att matcha mönstret.
63 lines
2.1 KiB
TypeScript
63 lines
2.1 KiB
TypeScript
import { luhnValidate } from '@/lib/bankgiro/luhn'
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/**
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* Validates a Swedish personal number (YYYYMMDD-XXXX) using Luhn checksum.
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* Returns an error message string, or null if valid.
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*/
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export function validateSwedishPersonalNumber(pnr: string): string | null {
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if (!pnr) return 'Personnummer kravs'
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// Accept YYYYMMDD-XXXX or YYYYMMDDXXXX
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const cleaned = pnr.replace(/[-\s]/g, '')
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if (!/^\d{12}$/.test(cleaned)) {
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return 'Format: YYYYMMDD-XXXX (12 siffror)'
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}
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const year = parseInt(cleaned.slice(0, 4))
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const month = parseInt(cleaned.slice(4, 6))
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const day = parseInt(cleaned.slice(6, 8))
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if (month < 1 || month > 12) return 'Ogiltig månad'
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if (day < 1 || day > 31) return 'Ogiltig dag'
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if (year < 1900 || year > new Date().getFullYear()) return 'Ogiltigt år'
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// Luhn check on the last 10 digits (YYMMDDXXXX)
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const luhnDigits = cleaned.slice(2)
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if (!luhnValidate(luhnDigits)) return 'Ogiltig kontrollsiffra'
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return null
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}
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export function validatePositiveNumber(value: number | string): string | null {
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const num = typeof value === 'string' ? parseFloat(value) : value
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if (isNaN(num) || num <= 0) return 'Varde maste vara storre an 0'
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return null
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}
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export function validateNonNegativeNumber(value: number | string): string | null {
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const num = typeof value === 'string' ? parseFloat(value) : value
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if (isNaN(num) || num < 0) return 'Varde kan inte vara negativt'
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return null
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}
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export function validateMaxNumber(value: number | string, max: number): string | null {
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const num = typeof value === 'string' ? parseFloat(value) : value
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if (isNaN(num)) return 'Ogiltigt varde'
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if (num > max) return `Varde kan inte overskrida ${max}`
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return null
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}
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export function validateRequired(value: string | number | undefined | null): string | null {
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if (value === undefined || value === null || value === '') return 'Obligatoriskt falt'
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return null
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}
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export function validateDateNotFuture(dateStr: string): string | null {
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if (!dateStr) return 'Datum kravs'
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const date = new Date(dateStr)
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const today = new Date()
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today.setHours(23, 59, 59, 999)
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if (date > today) return 'Datum kan inte vara i framtiden'
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return null
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}
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