Pouzor
46 lines
1.2 KiB
TypeScript
46 lines
1.2 KiB
TypeScript
/**
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* Mask a single IP address:
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* - IPv4 "192.168.1.115" → "192.168.XX.XX"
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* - IPv6 "2001:db8::1" → "2001:XX::XX"
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* - Other strings returned unchanged.
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*/
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function maskSingle(ip: string): string {
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const trimmed = ip.trim()
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if (/^[\da-fA-F:]+$/.test(trimmed) && trimmed.includes(':')) {
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const groups = trimmed.split(':')
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if (groups.length >= 2) {
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groups[1] = 'XX'
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groups[groups.length - 1] = 'XX'
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return groups.join(':')
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}
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}
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const parts = trimmed.split('.')
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if (parts.length === 4) return `${parts[0]}.${parts[1]}.XX.XX`
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return trimmed
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}
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/**
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* Mask all IPs in a comma-separated string.
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* e.g. "192.168.1.1, 2001:db8::1" → "192.168.XX.XX, 2001:XX::XX"
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*/
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export function maskIp(ip: string): string {
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if (!ip) return ip
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return ip.split(',').map(maskSingle).join(', ')
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}
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/**
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* Split a comma-separated IP string into an array of trimmed values.
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* Empty string returns [].
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*/
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export function splitIps(ip: string): string[] {
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if (!ip?.trim()) return []
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return ip.split(',').map((s) => s.trim()).filter(Boolean)
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}
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/**
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* Return the first IP from a comma-separated string (used for status checks).
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*/
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export function primaryIp(ip: string): string {
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return splitIps(ip)[0] ?? ''
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}
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