metis-desk/modules/assets/src/api/domain/asset-definition.ts

import { z } from "zod/v4";

const title = z.string().min(1).max(100);
export const FieldTypeSchema = z.enum(["text", "number", "date", "boolean", "choice"]);
export const TemplateFieldSchema = z.strictObject({ fieldId: z.uuid(), required: z.boolean() });
export const AssetDefinitionSchema = z.discriminatedUnion("kind", [
  z.strictObject({
    kind: z.literal("field"),
    name: title,
    description: z.string().max(1000),
    type: FieldTypeSchema,
    unit: z.string().max(30),
    choices: z.array(title).max(100),
  }),
  z.strictObject({
    kind: z.literal("template"),
    name: title,
    description: z.string().max(1000),
    fields: z.array(TemplateFieldSchema).min(1).max(100),
  }),
  z.strictObject({
    kind: z.literal("relation"),
    name: title,
    inverseName: title,
    description: z.string().max(1000),
    symmetric: z.boolean(),
  }),
]);
export type AssetDefinitionSpec = z.infer<typeof AssetDefinitionSchema>;
export type AssetFieldType = z.infer<typeof FieldTypeSchema>;
export class AssetCatalogError extends Error {
  constructor(public readonly code: string) {
    super(code);
  }
}