export type CheckCategory = 'lint' | 'specs' | 'e2e' | 'other';

export type CategoryState = 'fail' | 'running' | 'pending' | 'pass' | 'skipped' | 'none';

export interface CheckInfo {
  name: string;
  state: CategoryState;
  url: string | null;
}

export interface CategoryStatus {
  category: CheckCategory;
  state: CategoryState;
  passed: number;
  /** Non-skipped check count (drives the "7/9" chip summary). */
  total: number;
  checks: CheckInfo[];
}

export type ReviewState = 'no_review' | 'outstanding' | 'addressed';

export interface ReviewerVerdict {
  reviewer: string;
  state: 'APPROVED' | 'CHANGES_REQUESTED';
  url: string;
  submittedAt: string;
}

export interface PrSnapshot {
  id: string;
  repo: string;
  number: number;
  title: string;
  url: string;
  author: string;
  isDraft: boolean;
  branch: string;
  updatedAt: string;
  reviewState: ReviewState;
  unresolvedThreads: number;
  totalThreads: number;
  verdicts: ReviewerVerdict[];
  categories: CategoryStatus[];
}

export type TimelineKind = 'issue_comment' | 'review_comment' | 'review';

export interface TimelineEvent {
  id: string;
  prId: string;
  repo: string;
  prNumber: number;
  prTitle: string;
  kind: TimelineKind;
  actor: string;
  createdAt: string;
  bodyExcerpt: string;
  url: string;
  reviewState: string | null;
  path: string | null;
  read: boolean;
}

export interface StatePayload {
  prs: PrSnapshot[];
  lastSyncAt: string | null;
  lastSyncError: string | null;
  unreadCountsByPr: Record<string, number>;
  unreadTotal: number;
}

export interface TimelinePage {
  events: TimelineEvent[];
  nextCursor: string | null;
}

export interface SyncEventPayload {
  lastSyncAt: string | null;
  error: string | null;
  changedPrIds: string[];
  newEventCount: number;
  unreadCount: number;
}