import { describe, expect, it } from "vitest";
import {
  getCustomerNetAmount,
  getViewTotals,
  sumTransactions,
} from "@/views/dashboards/superUserDashboard/InvoicingBillingPeriod/imports/invoicingBillingPeriodCalculations.js";

describe("invoicing billing period calculations", () => {
  it("sums transactions and excludes excluded entries by default", () => {
    const sum = sumTransactions([
      { amount: 100, excluded: false },
      { amount: 50, excluded: true },
      { amount: "25.5", excluded: false },
    ]);
    expect(sum).toBe(125.5);
  });

  it("supports booked-only transaction summing", () => {
    const sum = sumTransactions(
      [
        { amount: 100, booked: true, excluded: false },
        { amount: 30, booked: false, excluded: false },
        { amount: 20, booked: true, excluded: true },
      ],
      { bookedOnly: true }
    );
    expect(sum).toBe(100);
  });

  it("uses fixed pricing when requested and available", () => {
    const value = getCustomerNetAmount(
      { transactions: [{ amount: 99, excluded: false }] },
      { includeFixedPricing: true, includeTransactions: true, includeVehicleSubscriptions: false },
      { meta: { fixed_pricing: { price: 250 } } }
    );
    expect(value).toBe("250.00");
  });

  it("falls back to transaction total when fixed pricing is not included", () => {
    const value = getCustomerNetAmount(
      {
        transactions: [
          { amount: 100, excluded: false },
          { amount: 35.2, excluded: false },
        ],
      },
      { includeFixedPricing: false, includeTransactions: true, includeVehicleSubscriptions: false },
      { meta: { fixed_pricing: { price: 999 } } }
    );
    expect(value).toBe("135.20");
  });

  it("returns zero amount when all calculation toggles are off", () => {
    const value = getCustomerNetAmount(
      { transactions: [{ amount: 100, excluded: false }] },
      { includeFixedPricing: false, includeTransactions: false, includeVehicleSubscriptions: false }
    );
    expect(value).toBe("0.00");
  });

  it("computes total/booked/notBooked view totals", () => {
    const totals = getViewTotals([
      {
        transactions: [
          { amount: 100, booked: true, excluded: false },
          { amount: 50, booked: false, excluded: false },
          { amount: 25, booked: true, excluded: true },
        ],
      },
      {
        meta: { fixed_pricing: { price: 200 } },
        transactions: [{ amount: 80, booked: true, excluded: false }],
      },
    ]);

    expect(totals.total).toBe(350);
    expect(totals.booked).toBe(180);
    expect(totals.notBooked).toBe(170);
  });
});