/**
 * cli:derive-related-tabs-data — validate.ts
 */
import { DeriveRelatedTabsDataInputSchema, type DeriveRelatedTabsDataInput } from './types.js'

export interface ValidationResult {
  valid: boolean
  errors: string[]
  spec?: DeriveRelatedTabsDataInput
}

export function validate(raw: unknown): ValidationResult {
  const parsed = DeriveRelatedTabsDataInputSchema.safeParse(raw)
  if (!parsed.success) {
    return { valid: false, errors: parsed.error.issues.map(i => `[${i.path.join('.')}] ${i.message}`) }
  }
  return { valid: true, errors: [], spec: parsed.data }
}