import { z } from 'zod';
import { nameSchema } from '@/schemas/common';

type TFunction = (key: string) => string;

/**
 * Contact schema with internationalized error messages
 * Uses Zod v4's improved error handling and common base schemas
 */
export const getContactSchema = (t: TFunction) =>
  z.object({
    name: nameSchema.min(1, { error: t('validation.contact.name_min') }),
    role: z.string().optional().describe('Contact role or title'),
    email: z
      .string()
      .email({ error: t('validation.contact.email') })
      .or(z.literal(''))
      .optional()
      .describe('Email address (can be empty)'),
    phone: z
      .string()
      .regex(/^((\+7|7|8)+([0-9()\-\s]){10,15})?$/, { error: t('validation.contact.phone') })
      .or(z.literal(''))
      .optional()
      .describe('Phone number (Russian format, can be empty)'),
  });

/**
 * Base contact schema for data consistency
 * Uses Zod v4's composition with common schemas for DRY code
 */
export const contactSchema = z.object({
  name: nameSchema.min(1, { error: 'Name is required.' }),
  role: z.string().optional().describe('Contact role or title'),
  email: z
    .string()
    .email({ error: 'Please enter a valid email address.' })
    .or(z.literal(''))
    .optional()
    .describe('Email address (can be empty)'),
  phone: z
    .string()
    .regex(/^((\+7|7|8)+([0-9()\-\s]){10,15})?$/, { error: 'Please enter a valid phone number.' })
    .or(z.literal(''))
    .optional()
    .describe('Phone number (Russian format, can be empty)'),
});