export type SessionStatus = "active" | "archived";
export type TaskStatus =
  | "planning"
  | "queued"
  | "assigned"
  | "running"
  | "blocked"
  | "paused"
  | "waiting_approval"
  | "completed"
  | "failed"
  | "cancelled";
export type WorkerStatus = "idle" | "busy" | "offline";
export type ApprovalStatus = "pending" | "approved" | "rejected";
export type RiskLevel = "low" | "medium" | "high";

export interface Session {
  id: string;
  title: string;
  status: SessionStatus;
  activeObjective: string;
  lastPlannerSummary: string;
  createdAt: string;
  updatedAt: string;
}

export interface Message {
  id: string;
  sessionId: string;
  role: "user" | "manager" | "system";
  channel: string;
  content: string;
  createdAt: string;
}

export interface Task {
  id: string;
  sessionId: string;
  parentTaskId: string | null;
  title: string;
  description: string;
  kind: string;
  status: TaskStatus;
  priority: "low" | "medium" | "high";
  requiredOs: "any" | "windows" | "macos" | "linux";
  requiredCapabilities: string[];
  dependencyIds: string[];
  assignedWorkerId: string | null;
  approvalStatus: "not_required" | ApprovalStatus;
  progressPercent: number;
  summary: string;
  currentStep: string;
  nextStep: string;
  createdAt: string;
  updatedAt: string;
}

export interface WorkerNode {
  id: string;
  name: string;
  os: "windows" | "macos" | "linux";
  capabilities: string[];
  status: WorkerStatus;
  currentTaskId: string | null;
  load: number;
  lastSeenAt: string;
  createdAt: string;
  updatedAt: string;
}

export interface ApprovalRequest {
  id: string;
  sessionId: string;
  taskId: string;
  kind: string;
  summary: string;
  riskLevel: RiskLevel;
  status: ApprovalStatus;
  requester: string;
  responder: string | null;
  createdAt: string;
  updatedAt: string;
}

export interface BossEvent {
  id: string;
  sessionId: string | null;
  taskId: string | null;
  source: "user" | "manager" | "system" | "worker";
  type: string;
  timestamp: string;
  payload: Record<string, unknown>;
}

export interface AppState {
  sessions: Session[];
  messages: Message[];
  tasks: Task[];
  workers: WorkerNode[];
  approvals: ApprovalRequest[];
  events: BossEvent[];
}

export interface SessionDetails {
  session: Session;
  messages: Message[];
  tasks: Task[];
  approvals: ApprovalRequest[];
}