73 lines
2.6 KiB
TypeScript
73 lines
2.6 KiB
TypeScript
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/**
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* 密碼政策（與後端 ValidatePasswordPolicy 完全一致）：
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* - 至少 12 字元
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* - 含大寫、小寫、數字、符號
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*
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* 使用者可見說明（語言包，勿在 UI 另寫一句）：
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* - zh: password.policy.hint / api.err.400003
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* 「密碼須至少 12 碼，且含大寫、小寫、數字與符號」
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* - en: 同 key
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* 「Password must be at least 12 characters with upper, lower, digit, and symbol」
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* 後端 API 400003 message 使用上述英文句；FE 依 code 轉語言包。
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*/
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/** 與後端 domain.PasswordMinLen 一致 */
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export const PASSWORD_MIN_LEN = 12;
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/** 與後端 domain.PasswordPolicyZH / FE password.policy.hint 一致 */
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export const PASSWORD_POLICY_ZH =
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"密碼須至少 12 碼，且含大寫、小寫、數字與符號";
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/** 與後端 domain.PasswordPolicyEN / API 400003 / FE en password.policy.hint 一致 */
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export const PASSWORD_POLICY_EN =
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"Password must be at least 12 characters with upper, lower, digit, and symbol";
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export type PasswordPolicyResult = {
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ok: boolean;
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/** i18n key under password.policy.* or empty if ok */
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errorKey?: string;
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};
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const HAS_UPPER = /[A-Z]/;
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const HAS_LOWER = /[a-z]/;
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const HAS_DIGIT = /[0-9]/;
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/** 符號：非字母數字（與後端 unicode.IsPunct/Symbol 大致對齊） */
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const HAS_SYMBOL = /[^A-Za-z0-9]/;
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export function checkPasswordPolicy(password: string): PasswordPolicyResult {
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const p = password ?? "";
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// 任一條件不符都回同一句（與後端 400003 / password.policy.hint 一致，不拆多種文案）
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const ok =
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[...p].length >= PASSWORD_MIN_LEN &&
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HAS_UPPER.test(p) &&
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HAS_LOWER.test(p) &&
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HAS_DIGIT.test(p) &&
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HAS_SYMBOL.test(p);
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if (!ok) {
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return { ok: false, errorKey: "password.policy.hint" };
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}
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return { ok: true };
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}
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/** 是否符合政策（提交前 gate） */
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export function isPasswordPolicyOk(password: string): boolean {
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return checkPasswordPolicy(password).ok;
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}
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/** 產生符合政策的臨時密碼（mock admin 用） */
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export function generateTempPassword(): string {
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const lower = "abcdefghijkmnopqrstuvwxyz";
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const upper = "ABCDEFGHJKLMNPQRSTUVWXYZ";
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const digits = "23456789";
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const symbols = "!@#$%^&*+-=";
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const all = lower + upper + digits + symbols;
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const pick = (s: string) => s[Math.floor(Math.random() * s.length)]!;
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const chars = [pick(lower), pick(upper), pick(digits), pick(symbols)];
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while (chars.length < 16) chars.push(pick(all));
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for (let i = chars.length - 1; i > 0; i--) {
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const j = Math.floor(Math.random() * (i + 1));
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[chars[i], chars[j]] = [chars[j]!, chars[i]!];
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}
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return chars.join("");
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}
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