import { z } from 'zod'

import { uploadedFileSchema } from '@/schemas'

export const postSchema = z.object({
  id: z.number().int(),
  title: z.string(),
  cover_id: z.number().int(),
  cover: z.string(),
  slug: z.string(),
  summary: z.string(),
  status: z.number().int(),
  view_count: z.number().int(),
  sort: z.number().int(),
  category_name: z.string(),
  category_id: z.number().int().optional(),
  published_at: z.string(),
  tags: z.array(z.number().int()),
  cover_size: z.number(),
  created_at: z.string(),
  updated_at: z.string(),
})

export const postDetailSchema = postSchema.extend({
  content: z.string(),
})

export type Post = z.infer<typeof postSchema>

export type PostDetail = z.infer<typeof postDetailSchema>

export const postFormSchema = z
  .object({
    id: z.number().int().optional(),
    title: z.string().min(1, '请输入文章标题！'),
    slug: z
      .string()
      .min(1, '请输入 URL 别名！')
      .regex(/^[A-Za-z0-9-]+$/, '只允许字母、数字和短横线(-)'),
    summary: z.string(),
    status: z.number().int(),
    published_at: z.string().min(1, '请选择发布日期！'),
    cover: uploadedFileSchema.optional(),
    sort: z.coerce.number<number>().int().min(0, '排序值不能小于0'),
    content: z.string().optional(),
    category_id: z
      .number()
      .int()
      .optional()
      .refine((v) => v !== undefined, '请选择文章分类'),
    tags: z.array(z.number().int()).optional(),
  })
  .transform((data) => {
    const { cover, ...rest } = data
    return {
      ...rest,
      cover_id: cover?.id || null,
    }
  })

export type PostFormInput = z.input<typeof postFormSchema>

export type PostFormOutput = z.output<typeof postFormSchema>