/**
 * Typed shapes matching the 12 MEGA INFRASTRUCTURE collections on
 * `https://pb.mega.infra.apphub.co.za`. Keep in sync with the live
 * schema — re-run `scripts/pb-bootstrap-schema.py` after changes.
 */
import type { RecordModel } from "./pb";

export interface SiteRecord extends RecordModel {
  collectionName: "sites";
  project_code: string;
  name: string;
  duration: string;
  contract_value: number;
  work_hours: number;
  hours_per_week: number;
  wages_hours_per_day: number;
  expand?: Record<string, never>;
}

export type WorkerType = "permanent" | "casual";

export interface EmployeeRecord extends RecordModel {
  collectionName: "employees";
  project_code: string;
  site: string;          // relation id
  name: string;
  employee_no: string;
  position: string;
  rate_per_hour: number;
  hours_per_day_standard: number;
  worker_type: WorkerType;
  expand?: { site?: SiteRecord };
}

export interface VehicleRecord extends RecordModel {
  collectionName: "vehicles";
  project_code: string;
  site: string;
  description: string;
  standard_work_hours: string | number;
  fuel_limits: string;
  qr_code_id: string;
  cost_per_hour: number;
  expand?: { site?: SiteRecord };
}

export interface PlantRecord extends VehicleRecord {
  // Deprecated alias — Plant has been merged into Vehicles.
}

export interface FixedCostRecord extends RecordModel {
  collectionName: "fixed_costs";
  project_code: string;
  site: string;
  date_logged: string;
  description: string;
  cost: number;
  notes: string;
  expand?: { site?: SiteRecord };
}

export type BatchType =
  | "timesheets"
  | "fuel_logs"
  | "purchase_orders"
  | "delivery_notes";

export type BatchStatus =
  | "pending"
  | "processing"
  | "processed"
  | "failed"
  | "dead";

export interface DataImportBatchRecord extends RecordModel {
  collectionName: "data_import_batches";
  batch_type: BatchType;
  content_type?: string;
  original_file: string;
  date_uploaded: string;
  uploaded_by: string;
  status?: BatchStatus;        // nullable for legacy T/F rows
  attempts?: number;
  last_error?: string;
  last_attempt_at?: string;
  next_retry_at?: string;
  processed_at?: string;
  processed_record_id?: string;
}

export interface PurchaseOrderRecord extends RecordModel {
  collectionName: "purchase_orders";
  purchase_order_number: string;
  project_code: string;
  site: string;
  supplier: string;
  required_by_date: string;
  ordered_by: string;
  items_count: number;
  total_value: number;
  purchase_order_file: string;
  raw_ocr_data: unknown;
  is_verified: boolean;
  expand?: { site?: SiteRecord };
}

export interface PurchaseOrderItemRecord extends RecordModel {
  collectionName: "purchase_order_items";
  purchase_order: string;
  material_code: string;
  cost_code: string;
  description: string;
  qty: number;
  qty_outstanding: number;
  unit: string;
  rate: number;
  disc_percent: number;
  vat_percent: number;
  amount: number;
  expand?: { purchase_order?: PurchaseOrderRecord };
}

export interface TimesheetRecord extends RecordModel {
  collectionName: "timesheets";
  employee: string;
  batch_reference: string;
  date_logged: string;
  hours_worked: number;
  expand?: { employee?: EmployeeRecord; batch_reference?: DataImportBatchRecord };
}

export interface FuelLogRecord extends RecordModel {
  collectionName: "fuel_logs";
  project_code: string;
  site: string;
  vehicle: string;
  batch_reference: string;
  date_logged: string;
  litres: number;
  odo_reading: number;
  /**
   * "Latest Consumption" value as reported by the pump sheet (typically
   * litres/100km or litres/hour). Persisted verbatim from the source
   * Excel/CSV rather than recomputed, so the audit trail reflects what
   * the fuel team actually filed. Optional — the Aug 2026 sample has
   * ~9% empty cells, which we preserve as `undefined` rather than
   * fabricating a value. Added in the 2026-08-24 migration.
   */
  latest_consumption?: number;
  expand?: {
    site?: SiteRecord;
    vehicle?: VehicleRecord;
    batch_reference?: DataImportBatchRecord;
  };
}

export interface DeliveryNoteRecord extends RecordModel {
  collectionName: "delivery_notes";
  delivery_note_number: string;
  project_code: string;
  site: string;
  purchase_order: string;
  date_received: string;
  received_by: string;
  slip_image: string;
  raw_ocr_data: unknown;
  is_verified: boolean;
  expand?: { site?: SiteRecord; purchase_order?: PurchaseOrderRecord };
}

export interface ReceivedItemRecord extends RecordModel {
  collectionName: "received_items";
  delivery_note: string;
  purchase_order_item: string;
  qty_received: number;
  condition_notes: string;
  expand?: {
    delivery_note?: DeliveryNoteRecord;
    purchase_order_item?: PurchaseOrderItemRecord;
  };
}