export interface Condo {
  id: string;
  name: string;
  address?: string;
  streetNumber?: string; // Civico
  city?: string; // Città
  province?: string; // Provincia
  zipCode?: string; // CAP
  notes?: string; // Note
  iban?: string;
  paypalClientId?: string; // PayPal Client ID for receiving payments
  defaultMonthlyQuota: number;
  dueDay?: number; // Day of month (1-31) when payment is due. Default 10.
  image?: string; // Optional placeholder for logo
}

export interface Family {
  id: string;
  condoId: string; // Link to specific condo
  name: string;
  unitNumber: string; // Internal apartment number (Interno)
  stair?: string; // Scala
  floor?: string; // Piano
  notes?: string; // Note
  contactEmail?: string;
  balance: number; // Calculated balance (positive = credit, negative = debt)
  customMonthlyQuota?: number; // Optional override for default quota
}

export interface Payment {
  id: string;
  familyId: string;
  amount: number;
  datePaid: string; // ISO Date string
  forMonth: number; // 1-12
  forYear: number;
  notes?: string;
}

export interface SmtpConfig {
  host: string;
  port: number;
  user: string;
  pass: string;
  secure: boolean;
  fromEmail: string;
}

export interface StorageConfig {
  provider: 'local_db' | 's3' | 'google_drive' | 'dropbox' | 'onedrive';
  apiKey?: string;
  apiSecret?: string;
  bucket?: string;
  region?: string;
}

export interface AppFeatures {
  multiCondo: boolean;
  tickets: boolean;
  payPal: boolean;
  notices: boolean;
  reports: boolean;
  extraordinaryExpenses: boolean;
  condoFinancialsView: boolean; // Toggle for User read-only access to Condo Expenses
  documents: boolean; // NEW: Document Management
}

export interface AlertDefinition {
  id: string;
  subject: string;
  body: string;
  daysOffset: number; // Number of days
  offsetType: 'before_next_month' | 'after_current_month';
  sendHour: number; // 0-23
  active: boolean;
  lastSent?: string; // ISO Date of last execution
}

export type NoticeIconType = 'info' | 'warning' | 'maintenance' | 'event';

export interface Notice {
  id: string;
  condoId: string;
  title: string;
  content: string;
  type: NoticeIconType;
  link?: string;
  date: string; // ISO Date
  active: boolean;
  targetFamilyIds?: string[]; // Array of family IDs. If empty/null, it means "ALL"
}

export interface NoticeRead {
  userId: string;
  noticeId: string;
  readAt: string;
}

export interface AppSettings {
  // Global settings only
  currentYear: number; // The active fiscal year (could be per-condo, but global for simplicity now)
  smtpConfig?: SmtpConfig;
  storageConfig?: StorageConfig; // NEW: Cloud storage settings
  features: AppFeatures;
}

export enum PaymentStatus {
  PAID = 'PAID',
  UNPAID = 'UNPAID', // Past due (Overdue)
  UPCOMING = 'UPCOMING', // Future
  PENDING = 'PENDING' // Due soon (within 10 days window)
}

export interface MonthStatus {
  monthIndex: number; // 0-11
  status: PaymentStatus;
  payment?: Payment;
}

export interface User {
  id: string;
  email: string;
  name?: string;
  role?: 'admin' | 'poweruser' | 'user';
  phone?: string;
  familyId?: string | null;
  receiveAlerts?: boolean;
}

export interface AuthResponse {
  token: string;
  user: User;
}

// --- DOCUMENTS ---
export interface Document {
  id: string;
  condoId: string;
  title: string;
  description?: string;
  fileName: string;
  fileType: string;
  fileSize: number;
  tags: string[]; // Array of tag strings
  uploadDate: string;
  storageProvider: string; // 'local_db', 's3', etc.
  url?: string; // Signed URL or base64 data depending on provider
}

// --- TICKETS ---

export enum TicketStatus {
  OPEN = 'OPEN',
  IN_PROGRESS = 'IN_PROGRESS',
  SUSPENDED = 'SUSPENDED', // New State
  RESOLVED = 'RESOLVED',
  CLOSED = 'CLOSED' // Closed without resolution (Archived/WontFix)
}

export enum TicketPriority {
  LOW = 'LOW',
  MEDIUM = 'MEDIUM',
  HIGH = 'HIGH',
  URGENT = 'URGENT'
}

export enum TicketCategory {
  MAINTENANCE = 'MAINTENANCE', // Manutenzione
  ADMINISTRATIVE = 'ADMINISTRATIVE', // Amministrativa
  NOISE = 'NOISE', // Disturbo/Rumori
  CLEANING = 'CLEANING', // Pulizie
  OTHER = 'OTHER' // Altro
}

export interface TicketAttachment {
  id: string;
  ticketId: string;
  fileName: string;
  fileType: string; // MIME type
  data: string; // Base64 Data URI
}

export interface TicketComment {
  id: string;
  ticketId: string;
  userId: string;
  userName: string;
  text: string;
  createdAt: string;
  isAdminResponse: boolean;
}

export interface Ticket {
  id: string;
  condoId: string;
  userId: string;
  title: string;
  description: string;
  status: TicketStatus;
  priority: TicketPriority;
  category: TicketCategory;
  createdAt: string;
  updatedAt: string;
  attachments?: TicketAttachment[];
  comments?: TicketComment[];
  userName?: string; // Joined field
  userEmail?: string; // Joined field
}

// --- EXTRAORDINARY EXPENSES ---

export interface ExpenseItem {
  id?: string;
  description: string;
  amount: number;
}

export interface ExpenseShare {
  id?: string;
  familyId: string;
  percentage: number;
  amountDue: number;
  amountPaid: number;
  status: 'PAID' | 'PARTIAL' | 'UNPAID';
  familyName?: string; // Joined
}

export interface ExtraordinaryExpense {
  id: string;
  condoId: string;
  title: string;
  description: string;
  startDate: string;
  endDate?: string;
  contractorName: string;
  totalAmount: number;
  items: ExpenseItem[];
  shares?: ExpenseShare[]; // For detail view
  attachments?: { id: string, fileName: string, fileType: string, data: string }[];
  createdAt: string;
}

// --- CONDO ORDINARY EXPENSES (USCITE) ---

export interface CondoExpense {
    id: string;
    condoId: string;
    description: string;
    supplierName: string;
    amount: number;
    paymentDate: string | null; // Null if not paid yet
    status: 'PAID' | 'UNPAID' | 'SUSPENDED';
    paymentMethod?: string;
    invoiceNumber?: string;
    notes?: string;
    createdAt: string;
    attachments?: { id: string, fileName: string, fileType: string, data: string }[];
}