export type MockVendor = {
  id: string;
  name: string;
};

export type MockInvoice = {
  id: string;
  invoiceNumber: string;
  vendorId: string;
  vendorName: string;
  amountDue: number;
  dueDate: string;
  payDate: string | null;
  status: "pending_approval" | "approved" | "scheduled" | "paid";
  paymentMethod: "check" | "ach";
};

export const mockVendors: MockVendor[] = [
  { id: "vendor-1", name: "Acme Supplies Co" },
  { id: "vendor-2", name: "Harbor Maintenance LLC" },
  { id: "vendor-3", name: "Northwind Utilities" },
];

export const mockInvoices: MockInvoice[] = [
  {
    id: "inv-1",
    invoiceNumber: "INV-1001",
    vendorId: "vendor-1",
    vendorName: "Acme Supplies Co",
    amountDue: 1250.5,
    dueDate: "2026-08-20",
    payDate: "2026-08-15",
    status: "approved",
    paymentMethod: "check",
  },
  {
    id: "inv-2",
    invoiceNumber: "INV-1002",
    vendorId: "vendor-2",
    vendorName: "Harbor Maintenance LLC",
    amountDue: 4800,
    dueDate: "2026-08-25",
    payDate: null,
    status: "pending_approval",
    paymentMethod: "ach",
  },
  {
    id: "inv-3",
    invoiceNumber: "INV-1003",
    vendorId: "vendor-3",
    vendorName: "Northwind Utilities",
    amountDue: 312.75,
    dueDate: "2026-08-12",
    payDate: "2026-08-10",
    status: "approved",
    paymentMethod: "check",
  },
];

/** Mocks are the default data path until the API is wired. */
export function areMocksEnabled(): boolean {
  return import.meta.env.VITE_USE_MOCKS !== "false";
}

export function getMockInvoices(): MockInvoice[] {
  if (!areMocksEnabled()) {
    return [];
  }
  return mockInvoices;
}

export function getMockVendors(): MockVendor[] {
  if (!areMocksEnabled()) {
    return [];
  }
  return mockVendors;
}