import { readFile, writeFile } from 'node:fs/promises'
import { resolve } from 'node:path'
import { format, resolveConfig } from 'prettier'

const source = resolve(process.env.OPENCLOUD_API_DIR || '../hono-api', 'contracts/api.ts')
const target = resolve('src/types/api-contract.ts')
const output = await format(await readFile(source, 'utf8'), {
    ...(await resolveConfig(target)),
    filepath: target,
})
if (process.argv.includes('--check')) {
    if ((await readFile(target, 'utf8')) !== output) {
        throw new Error('API 契约已变化，请先在后端生成，再运行 npm run api:sync')
    }
} else {
    await writeFile(target, output)
}