/**
 * Exports every registry schema to contracts/schema/<name>.json (JSON Schema,
 * draft 2020-12). These committed files are the neutral cross-language contract
 * (ADR-0002); the Python side generates pydantic models from them.
 */
import { mkdirSync, writeFileSync } from 'node:fs'
import { fileURLToPath } from 'node:url'
import { z } from 'zod'
import { schemaRegistry } from '../src/index.js'

const outDir = fileURLToPath(new URL('../../../contracts/schema/', import.meta.url))
mkdirSync(outDir, { recursive: true })

const pascal = (s: string) => s.split('_').map((w) => w[0]!.toUpperCase() + w.slice(1)).join('')

for (const [name, schema] of Object.entries(schemaRegistry)) {
  const json = z.toJSONSchema(schema) as Record<string, unknown>
  json['$id'] = `https://vpp-ai-platform/contracts/${name}.json`
  json['title'] = pascal(name) // becomes the pydantic class name
  writeFileSync(`${outDir}${name}.json`, JSON.stringify(json, null, 2) + '\n')
  console.log(`exported ${name}.json`)
}