// lib/types.ts
// Mirrors the two PocketBase collections used by the app. Field names
// match the live PB schema exactly (case-sensitive). Optional fields
// are nullable on the wire; we narrow them to `T | null` so callers
// have to handle empty / missing cases.

export interface YsterbaardDirector {
  [key: string]: unknown;
  id: string;
  collectionId: string;
  collectionName: string;
  /** 13-digit SA ID number, e.g. "8001015009087". */
  id_no: string;
  surname: string;
  first_names: string;
  /** True if Ysterbaard / SJ is the appointed accountant for this director. */
  is_client: boolean;
  /** Free-text from CIPC: "Active", "Disqualified", etc. */
  disqualification_status: string | null;
  /** SA-format phone or empty. Pattern ^[0-9 +()\-]{0,30}$ enforced in PB. */
  telephone: string | null;
  email: string | null;
  total_companies: number;
  active_companies: number;
  inactive_companies: number;
  first_seen: string | null; // ISO date
  last_checked: string | null; // ISO date
  notes: string | null;
  // ─── Structured address fields (added 2026-08-18 from onboarding form) ───
  /** Flat address — back-compat. Use line_1 + line_2 + town_city + province + postal_code. */
  residential_address: string | null;
  residential_address_line_1: string | null;
  residential_address_line_2: string | null;
  residential_town_city: string | null;
  residential_province: string | null;
  residential_postal_code: string | null;
  postal_address: string | null;
  postal_address_line_1: string | null;
  postal_address_line_2: string | null;
  postal_town_city: string | null;
  postal_province: string | null;
  postal_postal_code: string | null;
  /** ISO date string YYYY-MM-DD. */
  date_of_birth: string | null;
  created: string;
  updated: string;
}

export interface YsterbaardGroup {
  [key: string]: unknown;
  id: string;
  collectionId: string;
  collectionName: string;
  name: string;
  description: string | null;
  created: string;
  updated: string;
}

export interface YsterbaardCompany {
  [key: string]: unknown;
  id: string;
  collectionId: string;
  collectionName: string;
  /** Unique CIPC enterprise number, e.g. "K2020123456". */
  enterprise_no: string;
  enterprise_name: string;
  /** e.g. "In Business", "Deregistered", "In Process". */
  enterprise_status: string | null;
  /** Per-director status: "ACTIVE", "INACTIVE", "DISQUALIFIED", etc. */
  director_status: string | null;
  is_active: boolean;
  /** True if Ysterbaard / SJ is the appointed accountant for this company. */
  is_client: boolean;
  /** Relation -> ysterbaard_directors. Expanded manually below. */
  director: string;
  /** Relation -> groups (multiple). Expanded manually below. */
  groups: string[];
  /** Expanded groups payload (when `?expand=groups` is used). */
  expand?: {
    director?: Pick<
      YsterbaardDirector,
      "id" | "id_no" | "surname" | "first_names" | "is_client"
    >;
    groups?: YsterbaardGroup[];
  };
  source: string | null;
  notes: string | null;
  enterprise_type: string | null;
  registration_date: string | null;
  physical_address: string | null;
  postal_address: string | null;
  physical_address_normalized: string | null;
  postal_address_normalized: string | null;
  company_email: string | null;
  // ─── Structured address fields (added 2026-08-18 from onboarding form) ───
  physical_address_line_1: string | null;
  physical_address_line_2: string | null;
  physical_town_city: string | null;
  physical_province: string | null;
  physical_postal_code: string | null;
  postal_address_line_1: string | null;
  postal_address_line_2: string | null;
  postal_town_city: string | null;
  postal_province: string | null;
  postal_postal_code: string | null;
  // ─── Company-level fields (added 2026-08-18 from onboarding form) ───
  /** 1-12, month when the company financial year ends. */
  financial_year_end_month: number | null;
  /** Total number of authorised shares (e.g. 100 or 1000). */
  authorised_shares: number | null;
  /** Company cell phone (different from director mobile). */
  company_cell_phone: string | null;
  /** SARS "Public Officer" — typically the accountant / responsible person. */
  public_officer_name: string | null;
  /** Company secretary name. */
  company_secretary_name: string | null;
  sars_tax_number: string | null;
  uif_registration_number: string | null;
  compensation_fund_registration_number: string | null;
  /** SARS eFiling username */
  sars_login_username: string | null;
  /** SARS eFiling password */
  sars_login_password: string | null;
  /** SARS PAYE reference number */
  sars_paye_no: string | null;
  /** SARS VAT registration number */
  sars_vat_no: string | null;
  /** SARS VAT returns frequency: 0=None, 1=Every Month, 2=Even Month, 3=Uneven Months, 6=Bi Annually, 12=Annually */
  sars_vat_returns_period: number | null;
  /** SARS PAYE returns frequency: 0=None, 1=Every month */
  sars_paye_return_period: number | null;
  compliance_notice: string | null;
  bbbee_status: string | null;
  bbbee_certificate_applied: boolean;
  info_regulator_registered: boolean;
  ar_outstanding: boolean;
  ar_outstanding_details: string | null;
  last_5_ars: unknown[] | Record<string, unknown> | null;
  enterprise_history: unknown[] | Record<string, unknown> | null;
  first_seen: string | null;
  last_checked: string | null;
  created: string;
  updated: string;
}

/** PocketBase paginated response envelope. */
export interface PBList<T> {
  page: number;
  perPage: number;
  totalItems: number;
  totalPages: number;
  items: T[];
}

/** Standard query params we forward to the proxy on every list call. */
export interface ListParams {
  page?: number;
  perPage?: number;
  sort?: string;
  filter?: string;
  expand?: string;
  fields?: string;
}

export type CompanyStatusFilter = "all" | "active" | "inactive" | "in_process" | "deregistered";

// ─────────────────────────────────────────────────────────────────────────
// Onboarding intake — paperless replacement for the Annexure 1/2/3 pack.
// A single submission holds company + directors + shareholders as JSON
// blobs, with uploaded documents attached. Once processed into the live
// `ysterbaard_directors` records, the row stays around for audit until
// archived (status='rejected') and deleted by hand.
// ─────────────────────────────────────────────────────────────────────────

export interface OnboardingDirector {
  /** Generated client-side, never persisted as-is — just a UI key. */
  ui_key: string;
  first_names: string;
  surname: string;
  id_no: string;
  date_of_birth: string; // YYYY-MM-DD
  residential_address: string;
  residential_address_line_1: string;
  residential_address_line_2: string;
  residential_town_city: string;
  residential_province: string;
  residential_postal_code: string;
  postal_address: string;
  postal_address_line_1: string;
  postal_address_line_2: string;
  postal_town_city: string;
  postal_province: string;
  postal_postal_code: string;
  cell_phone: string;
  email: string;
}

export interface OnboardingShareholder {
  ui_key: string;
  /** "person" or "entity" — toggles whether the next field validates as ID or company number. */
  kind: "person" | "entity";
  name: string;
  id_or_company_no: string;
  share_percent: number;
}

export interface OnboardingCompany {
  proposed_names: [string, string, string]; // up to 3 in priority order
  financial_year_end_month: number; // 1-12
  authorised_shares: "100" | "1000";
  physical_address: string;
  physical_address_line_1: string;
  physical_address_line_2: string;
  physical_town_city: string;
  physical_province: string;
  physical_postal_code: string;
  postal_address: string;
  postal_address_line_1: string;
  postal_address_line_2: string;
  postal_town_city: string;
  postal_province: string;
  postal_postal_code: string;
  company_cell_phone: string;
  company_email: string;
  public_officer_name: string;
  company_secretary_name: string;
}

export type OnboardingDirectorPayload = Omit<OnboardingDirector, "ui_key">;
export type OnboardingShareholderPayload = Omit<OnboardingShareholder, "ui_key">;

export interface OnboardingSubmissionPayload {
  /** Client may omit this — server mints a fresh reference_no on submit. */
  reference_no?: string;
  client_name: string;
  client_email: string;
  client_telephone: string;
  /** Free-form notes from the client (may have been captured via voice). */
  client_notes?: string;
  company: OnboardingCompany;
  directors: OnboardingDirectorPayload[];
  shareholders: OnboardingShareholderPayload[];
}

export type OnboardingStatus =
  | "draft"
  | "submitted"
  | "processing"
  | "processed"
  | "rejected";

export interface OnboardingSubmission {
  [key: string]: unknown;
  id: string;
  collectionId: string;
  collectionName: string;
  created: string;
  updated: string;
  reference_no: string;
  access_token_hash: string;
  client_name: string;
  client_email: string;
  client_telephone: string | null;
  company_data: OnboardingCompany;
  directors_data: OnboardingDirector[];
  shareholders_data: OnboardingShareholder[] | null;
  processed_director_ids: string[] | null;
  documents: string[];
  submitted_at: string | null;
  processed_at: string | null;
  internal_notes: string | null;
  status: OnboardingStatus;
}

export type ResolutionType =
  | "company_registration"
  | "director_resignation"
  | "director_appointment_acceptance"
  | "resolution_appointment_resignation_directors"
  | "general_resolution";

export type ResolutionStatus = "draft" | "pending" | "completed" | "archived";

// ─────────────────────────────────────────────────────────────────────────
// Document management — types and document types taxonomy.
// ─────────────────────────────────────────────────────────────────────────

export type DocumentContext = "director" | "company";

export interface YsterbaardDocumentType {
  [key: string]: unknown;
  id: string;
  collectionId: string;
  collectionName: string;
  name: string;
  /** "director" | "company" */
  context: DocumentContext;
  description: string | null;
  created: string;
  updated: string;
}

export interface YsterbaardDirectorDocument {
  [key: string]: unknown;
  id: string;
  collectionId: string;
  collectionName: string;
  director: string;
  document_type: string;
  file: string;
  original_name: string;
  notes: string | null;
  uploaded_at: string;
  created: string;
  updated: string;
  expand?: {
    document_type?: Pick<YsterbaardDocumentType, "id" | "name" | "description">;
  };
}

export interface YsterbaardCompanyDocument {
  [key: string]: unknown;
  id: string;
  collectionId: string;
  collectionName: string;
  company: string;
  document_type: string;
  file: string;
  original_name: string;
  notes: string | null;
  uploaded_at: string;
  created: string;
  updated: string;
  expand?: {
    document_type?: Pick<YsterbaardDocumentType, "id" | "name" | "description">;
  };
}

export interface YsterbaardResolution {
  [key: string]: unknown;
  id: string;
  collectionId: string;
  collectionName: string;
  /** Resolution type drives which tab it appears under. */
  type: ResolutionType;
  /** Workflow state of this resolution. */
  status: ResolutionStatus;
  /** Short human-readable label, e.g. "Onboarding — M Smith". */
  title: string | null;
  /** Related company (optional — not all resolutions are company-specific). */
  company: string | null;
  /** Related director (optional). */
  director: string | null;
  /** For onboarding: the client's full name. */
  client_name: string | null;
  /** For onboarding: SA ID number. */
  client_id_no: string | null;
  /** For onboarding: client's email address. */
  client_email: string | null;
  /** Free-form notes, e.g. "CIPC returned — resubmit". */
  notes: string | null;
  /** ISO date string of the resolution itself. */
  resolution_date: string | null;
  created: string;
  updated: string;
}

export interface YsterbaardDirectorAppointment {
  [key: string]: unknown;
  id: string;
  collectionId: string;
  collectionName: string;
  director: string;
  company: string;
  status: "pending" | "mail_sent" | "signature_received" | "mail_sent_to_all";
  letter: string | null;
  signature: string | null;
  sent_to: string | null;
  sent_at: string | null;
  sign_token: string | null;
  expand?: {
    director?: Pick<
      YsterbaardDirector,
      "id" | "first_names" | "surname" | "email" | "cell" | "id_no"
    >;
    company?: Pick<
      YsterbaardCompany,
      "id" | "enterprise_name" | "enterprise_no"
    >;
  };
  created: string;
  updated: string;
}