import yaml from 'js-yaml'
import type { EnvironmentFile, EnvVariable } from '../types.js'

export function parseEnvironment(yamlContent: string): EnvironmentFile {
  const raw = yaml.load(yamlContent) as Record<string, unknown>

  if (!raw || typeof raw !== 'object') {
    throw new Error('Invalid environment file — expected an object')
  }

  const name = typeof raw.name === 'string' && raw.name.trim() !== ''
    ? raw.name
    : 'default'

  const variables: EnvVariable[] = Array.isArray(raw.variables)
    ? raw.variables.map((v: Record<string, unknown>) => ({
        name: String(v.name ?? ''),
        value: String(v.value ?? ''),
        enabled: v.enabled !== false,
        secret: Boolean(v.secret),
        type: typeof v.type === 'string' ? v.type : 'text',
      }))
    : []

  return { name, variables }
}