// Common types used across the application

export interface Paginated<T> {
  items: T[];
  nextCursor: string | null;
  totalCount?: number;
}

export interface ApiResponse<T> {
  success: boolean;
  data?: T;
  error?: {
    code: string;
    message: string;
    details?: unknown;
  };
}

export interface IdempotencyKey {
  key: string;
  userId: string;
  createdAt: string;
}

export interface UserMapping {
  userId: string;
  whmcsClientId: number;
  sfContactId?: string;
  sfAccountId?: string;
  createdAt?: Date;
  updatedAt?: Date;
}

// Extended mapping interfaces for V2 implementation
export interface UserIdMapping extends UserMapping {
  createdAt?: Date;
  updatedAt?: Date;
}

export interface CreateMappingRequest {
  userId: string;
  whmcsClientId: number;
  sfAccountId?: string;
}

export interface UpdateMappingRequest {
  whmcsClientId?: number;
  sfAccountId?: string;
}

export interface MappingStats {
  totalMappings: number;
  whmcsMappings: number;
  salesforceMappings: number;
  completeMappings: number;
  orphanedMappings: number;
}