/**
 * SignalR Event Types for ProjectManagement Module
 * Corresponds to backend RealtimeNotificationService events
 */

// Base event interface
export interface BaseSignalREvent {
  timestamp: string;
  tenantId: string;
}

// Connection status types
export type ConnectionStatus = 'disconnected' | 'connecting' | 'connected' | 'reconnecting' | 'failed';

// ============================================
// PROJECT EVENTS
// ============================================

export interface ProjectCreatedEvent extends BaseSignalREvent {
  projectId: string;
  projectName: string;
  projectKey: string;
  description?: string;
  ownerId: string;
}

export interface ProjectUpdatedEvent extends BaseSignalREvent {
  projectId: string;
  projectName: string;
  projectKey: string;
  description?: string;
}

export interface ProjectArchivedEvent extends BaseSignalREvent {
  projectId: string;
}

// ============================================
// EPIC EVENTS
// ============================================

export interface EpicCreatedEvent extends BaseSignalREvent {
  epicId: string;
  projectId: string;
  title: string;
  description?: string;
  status: string;
  createdBy: string;
}

export interface EpicUpdatedEvent extends BaseSignalREvent {
  epicId: string;
  projectId: string;
  title: string;
  description?: string;
  status: string;
}

export interface EpicDeletedEvent extends BaseSignalREvent {
  epicId: string;
  projectId: string;
}

// ============================================
// STORY EVENTS
// ============================================

export interface StoryCreatedEvent extends BaseSignalREvent {
  storyId: string;
  projectId: string;
  epicId?: string;
  title: string;
  description?: string;
  status: string;
  storyPoints?: number;
  createdBy: string;
}

export interface StoryUpdatedEvent extends BaseSignalREvent {
  storyId: string;
  projectId: string;
  epicId?: string;
  title: string;
  description?: string;
  status: string;
  storyPoints?: number;
}

export interface StoryDeletedEvent extends BaseSignalREvent {
  storyId: string;
  projectId: string;
}

// ============================================
// TASK EVENTS
// ============================================

export interface TaskCreatedEvent extends BaseSignalREvent {
  taskId: string;
  projectId: string;
  storyId?: string;
  title: string;
  description?: string;
  status: string;
  priority?: string;
  assigneeId?: string;
  createdBy: string;
}

export interface TaskUpdatedEvent extends BaseSignalREvent {
  taskId: string;
  projectId: string;
  storyId?: string;
  title: string;
  description?: string;
  status: string;
  priority?: string;
  assigneeId?: string;
}

export interface TaskDeletedEvent extends BaseSignalREvent {
  taskId: string;
  projectId: string;
}

export interface TaskAssignedEvent extends BaseSignalREvent {
  taskId: string;
  projectId: string;
  assigneeId: string;
  assignedAt: string;
}

// ============================================
// LEGACY ISSUE EVENTS (for backward compatibility)
// ============================================

export interface IssueCreatedEvent extends BaseSignalREvent {
  issueId: string;
  projectId: string;
  title: string;
  description?: string;
  status: string;
}

export interface IssueUpdatedEvent extends BaseSignalREvent {
  issueId: string;
  projectId: string;
  title: string;
  description?: string;
  status: string;
}

export interface IssueDeletedEvent extends BaseSignalREvent {
  issueId: string;
  projectId: string;
}

export interface IssueStatusChangedEvent extends BaseSignalREvent {
  issueId: string;
  projectId: string;
  oldStatus: string;
  newStatus: string;
  changedAt: string;
}

// ============================================
// USER COLLABORATION EVENTS
// ============================================

export interface UserJoinedProjectEvent {
  userId: string;
  projectId: string;
  joinedAt: string;
}

export interface UserLeftProjectEvent {
  userId: string;
  projectId: string;
  leftAt: string;
}

export interface TypingIndicatorEvent {
  userId: string;
  issueId: string;
  isTyping: boolean;
}

// ============================================
// NOTIFICATION EVENTS
// ============================================

export interface NotificationEvent {
  message: string;
  type: 'info' | 'success' | 'warning' | 'error';
  timestamp: string;
}

// ============================================
// EVENT CALLBACKS
// ============================================

export interface ProjectHubEventCallbacks {
  // Project events
  onProjectCreated?: (event: ProjectCreatedEvent) => void;
  onProjectUpdated?: (event: ProjectUpdatedEvent) => void;
  onProjectArchived?: (event: ProjectArchivedEvent) => void;

  // Epic events
  onEpicCreated?: (event: EpicCreatedEvent) => void;
  onEpicUpdated?: (event: EpicUpdatedEvent) => void;
  onEpicDeleted?: (event: EpicDeletedEvent) => void;

  // Story events
  onStoryCreated?: (event: StoryCreatedEvent) => void;
  onStoryUpdated?: (event: StoryUpdatedEvent) => void;
  onStoryDeleted?: (event: StoryDeletedEvent) => void;

  // Task events
  onTaskCreated?: (event: TaskCreatedEvent) => void;
  onTaskUpdated?: (event: TaskUpdatedEvent) => void;
  onTaskDeleted?: (event: TaskDeletedEvent) => void;
  onTaskAssigned?: (event: TaskAssignedEvent) => void;

  // Legacy Issue events (backward compatibility)
  onIssueCreated?: (event: IssueCreatedEvent) => void;
  onIssueUpdated?: (event: IssueUpdatedEvent) => void;
  onIssueDeleted?: (event: IssueDeletedEvent) => void;
  onIssueStatusChanged?: (event: IssueStatusChangedEvent) => void;

  // Collaboration events
  onUserJoinedProject?: (event: UserJoinedProjectEvent) => void;
  onUserLeftProject?: (event: UserLeftProjectEvent) => void;
  onTypingIndicator?: (event: TypingIndicatorEvent) => void;
}