orca/mobile/src/tasks/github-check-summary.ts

export type GitHubCheckLike = {
  status: string
  conclusion?: string | null
}

export type GitHubCheckSummary = {
  state: 'success' | 'failure' | 'pending' | 'none'
  total: number
  passed: number
  failed: number
  pending: number
}

function isFailedCheck(check: GitHubCheckLike): boolean {
  return (
    check.conclusion === 'failure' ||
    check.conclusion === 'timed_out' ||
    check.conclusion === 'cancelled'
  )
}

function isPendingCheck(check: GitHubCheckLike): boolean {
  return (
    check.status === 'queued' || check.status === 'in_progress' || check.conclusion === 'pending'
  )
}

export function buildGitHubCheckSummary(checks: GitHubCheckLike[]): GitHubCheckSummary {
  let failed = 0
  let pending = 0

  for (const check of checks) {
    if (isFailedCheck(check)) {
      failed += 1
    } else if (isPendingCheck(check)) {
      pending += 1
    }
  }

  const total = checks.length
  const passed = Math.max(0, total - failed - pending)
  const state = total === 0 ? 'none' : failed > 0 ? 'failure' : pending > 0 ? 'pending' : 'success'

  return { state, total, passed, failed, pending }
}