49 lines
1.6 KiB
TypeScript
49 lines
1.6 KiB
TypeScript
import { z } from "zod"
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// Treats null/undefined as missing so validation surfaces one clear
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// "required" message instead of a generic type error.
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function requiredString(message: string) {
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return z.preprocess(
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(val) => (val === null || val === undefined ? "" : val),
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z.string().min(1, message)
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)
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}
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// Email validation schema
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export const emailSchema = z.preprocess(
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(val) => (val === null || val === undefined ? "" : val),
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z.string().min(1, "Email is required").email("Enter a valid email")
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)
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// Login schema (email + password) for reuse across the app
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export const loginSchema = z.object({
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email: emailSchema,
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password: requiredString("Password is required")
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.refine((val) => val.length >= 8, { message: "Password must be at least 8 characters" })
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.refine((val) => /[A-Z]/.test(val), {
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message: "Password must contain at least one uppercase letter",
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})
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.refine((val) => /[a-z]/.test(val), {
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message: "Password must contain at least one lowercase letter",
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})
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.refine((val) => /[0-9]/.test(val), { message: "Password must contain at least one number" })
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.refine((val) => /[!@#$%^&*(),.?":{}|<>\[\]\\/`~;'+=-]/.test(val), {
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message: "Password must contain at least one special character",
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}),
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})
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export type LoginValues = z.infer<typeof loginSchema>
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// Helper to validate email synchronously
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export function validateEmail(value: unknown) {
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const result = emailSchema.safeParse(value)
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return result.success ? { valid: true, value: result.data } : { valid: false, error: result.error }
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}
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export default {
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emailSchema,
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loginSchema,
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validateEmail,
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}
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