import { describe, expect, it } from "vitest";
import type { WoClosabilityInput } from "@/domain/work-orders/utils/wo-closability";
import {
  canGenerateCompDoc,
  formatClosabilityMissingTitle,
  getClosabilityGaps,
  hasPendingUplift,
} from "@/domain/work-orders/utils/wo-closability";

function makeInput(overrides: Partial<WoClosabilityInput> = {}): WoClosabilityInput {
  return {
    upliftSummary: undefined,
    hasPendingUplift: undefined,
    ...overrides,
  };
}

describe("hasPendingUplift", () => {
  it("is true when hasPendingUplift flag is set", () => {
    expect(hasPendingUplift(makeInput({ hasPendingUplift: true }))).toBe(true);
  });

  it("is true when upliftSummary.pendingCount is positive", () => {
    expect(
      hasPendingUplift(makeInput({ upliftSummary: { hasUplift: true, pendingCount: 2 } })),
    ).toBe(true);
  });

  it("is false when no uplift signals are present", () => {
    expect(hasPendingUplift(makeInput())).toBe(false);
    expect(
      hasPendingUplift(makeInput({ upliftSummary: { hasUplift: false, pendingCount: 0 } })),
    ).toBe(false);
  });
});

describe("getClosabilityGaps", () => {
  it("returns empty when no pending uplift", () => {
    expect(getClosabilityGaps(makeInput())).toEqual([]);
  });

  it("blocks Completed when uplift is pending via summary", () => {
    expect(
      getClosabilityGaps(makeInput({ upliftSummary: { hasUplift: true, pendingCount: 1 } })),
    ).toEqual(["Pending uplift approval"]);
  });

  it("blocks Completed when hasPendingUplift is true", () => {
    expect(getClosabilityGaps(makeInput({ hasPendingUplift: true }))).toEqual([
      "Pending uplift approval",
    ]);
  });
});

describe("formatClosabilityMissingTitle", () => {
  it("joins gaps for tooltip copy", () => {
    expect(formatClosabilityMissingTitle(["Pending uplift approval"])).toBe(
      "Missing: Pending uplift approval",
    );
  });
});

describe("canGenerateCompDoc", () => {
  it("allows generation when no closability gaps", () => {
    expect(canGenerateCompDoc(makeInput())).toEqual({ allowed: true });
  });

  it("blocks generation with reason when pending uplift exists", () => {
    expect(canGenerateCompDoc(makeInput({ hasPendingUplift: true }))).toEqual({
      allowed: false,
      reason: "Missing: Pending uplift approval",
    });
  });
});