export type ViewState = 
  | 'dashboard' 
  | 'crm' 
  | 'kanban'
  | 'invoicing'
  | 'services'
  | 'receivables'
  | 'payables'
  | 'proposals' // Novo módulo
  | 'user'
  | 'calendar'
  | 'todolist'
  | 'chat'
  | 'activity'
  | 'settings';

export type FinancialReportType = 'DRE' | 'BP' | 'DFC' | 'DLPA' | 'DMPL' | 'DRA' | 'DVA';

export interface FinancialSummary {
  totalRevenue: number;
  totalExpenses: number;
  profit: number;
  payablePending: number;
  receivablePending: number;
}

export interface AppUser {
  id: string;
  name: string;
  email: string;
  role: 'super_admin' | 'user';
  avatar?: string;
  permissions: ViewState[];
  active: boolean;
}

export interface TenantProfile {
  name: string;
  cnpj: string;
  email: string;
  phone: string;
  address: string;
  logo: string;
  primaryColor: string;
}

export interface Category {
  id: string;
  name: string;
  type: 'income' | 'expense';
  color: string;
}

export interface ContactPerson {
  id: string;
  name: string;
  role: string;
  email: string;
  phone: string;
  avatar?: string;
}

export interface CompanyDocument {
  id: string;
  title: string;
  type: 'contract' | 'briefing' | 'invoice' | 'other';
  date: string;
  size: string;
}

export interface Service {
  id: string;
  name: string;
  category: string;
  price: number;
  active: boolean;
  description?: string;
  billingType: 'one-time' | 'recurring';
}

export interface Company {
  id: string;
  name: string;
  fantasyName: string;
  cnpj: string;
  ie?: string;
  city: string;
  logo: string;
  status: 'active' | 'inactive' | 'pending' | 'overdue';
  industry: string;
  email: string; 
  phone: string;
  address: string;
  website?: string;
  since: string;
  description?: string;
  contacts: ContactPerson[]; 
  documents: CompanyDocument[];
  activeServices: Service[];
}

export interface Receivable {
  id: string;
  description: string;
  companyName: string;
  category: string;
  value: number;
  dueDate: string;
  status: 'paid' | 'pending' | 'overdue';
  type: 'recurring' | 'one-time';
}

export interface Expense {
  id: string;
  title: string;
  category: string;
  amount: number;
  dueDate: string;
  status: 'paid' | 'pending' | 'overdue';
  type: 'fixed' | 'variable';
  description?: string;
}

export interface ProposalItem {
  id: string;
  serviceId?: string; // Opcional, caso seja item avulso
  description: string;
  quantity: number;
  unitPrice: number;
  total: number;
}

export interface Proposal {
  id: string;
  number: string; // Ex: PROP-2024-001
  clientId: string;
  clientName: string;
  clientEmail?: string;
  issueDate: string;
  validUntil: string;
  status: 'draft' | 'sent' | 'accepted' | 'rejected';
  items: ProposalItem[];
  totalValue: number;
  notes?: string;
}

export interface CalendarEvent {
  id: string;
  title: string;
  date: string; 
  type: 'meeting' | 'deadline' | 'payment';
  description?: string;
  completed: boolean;
}

export interface KanbanTask {
  id: string;
  title: string;
  priority: 'low' | 'medium' | 'high';
  dueDate: string;
  assignee?: string;
  description?: string; 
  value?: number; 
  clientId?: string;
}

export interface KanbanColumn {
  id: string; 
  title: string;
  tasks: KanbanTask[];
}

export interface Client {
  id: string;
  name: string;
  company: string;
  email: string;
  phone: string;
  status?: 'active' | 'pending' | 'inactive';
  lastActivity?: string;
  value?: number;
  address?: string;
  role?: string;
  avatar?: string;
}

export interface Toast {
  id: string;
  type: 'success' | 'error' | 'info' | 'warning';
  title: string;
  message?: string;
  duration?: number;
}