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23 lines
963 B
TypeScript
23 lines
963 B
TypeScript
/** Normalise Ethiopian local phone (09…/07…) to E.164; pass email through unchanged. */
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export function normaliseIdentifier(raw: string): string {
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const v = raw.trim();
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const digits = v.replace(/\D/g, "");
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if (digits.length >= 9 && (v.startsWith("0") || v.startsWith("+251"))) {
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const local = digits.startsWith("251") ? digits.slice(3) : digits.replace(/^0/, "");
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return `+251${local}`;
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}
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return v.toLowerCase();
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}
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/** Mask all but the first 7 chars of an E.164 phone for display. */
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export const maskPhone = (p: string) =>
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p.length > 4 ? `${p.slice(0, 7)}${"*".repeat(Math.max(0, p.length - 7))}` : p;
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/** Mask the local part of an email for display (j***e@example.com). */
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export const maskEmail = (email: string) => {
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const [local, domain] = email.split("@");
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if (!local || !domain) return email;
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if (local.length <= 2) return `${local[0] ?? ""}***@${domain}`;
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return `${local[0]}***${local[local.length - 1]}@${domain}`;
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};
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