import { render } from "@testing-library/react";
import fc from "fast-check";
import type { HTMLAttributes, ReactNode } from "react";
import type { PortfolioExperience } from "@/lib/portfolio-data";
import Experience from "./Experience";

type MotionProps = HTMLAttributes<HTMLElement> & {
  initial?: unknown;
  whileInView?: unknown;
  viewport?: unknown;
  variants?: unknown;
  whileHover?: unknown;
  whileTap?: unknown;
  transition?: unknown;
};

type SectionMockProps = {
  children?: ReactNode;
  title?: string;
  eyebrow?: string;
  description?: string;
  disableChildrenAnimation?: boolean;
  id?: string;
  className?: string;
};

jest.mock("motion/react", () => {
  const createMotionElement =
    (Tag: "div" | "article") =>
    ({
      children,
      initial: _initial,
      whileInView: _whileInView,
      viewport: _viewport,
      variants: _variants,
      whileHover: _whileHover,
      whileTap: _whileTap,
      transition: _transition,
      ...props
    }: MotionProps & { children?: ReactNode }) => (
      <Tag {...props}>{children}</Tag>
    );

  return {
    motion: {
      div: createMotionElement("div"),
      article: createMotionElement("article"),
    },
    useReducedMotion: () => false,
  };
});

jest.mock("./Section", () => ({
  Section: ({
    children,
    title,
    eyebrow: _eyebrow,
    description: _description,
    disableChildrenAnimation: _disableChildrenAnimation,
    ...props
  }: SectionMockProps) => (
    <section {...props}>
      <h2>{title}</h2>
      {children}
    </section>
  ),
}));

jest.mock("./animations/DrawLine", () => ({
  DrawLine: () => <span data-testid="draw-line" />,
}));

function makeExperience(
  index: number,
  year: number,
  period = `${year} - Present`,
): PortfolioExperience {
  return {
    id: `experience-${index}`,
    title: `Experience ${index}`,
    company: "Company",
    period,
    location: "Remote",
    type: "Software",
    description: "Description",
    achievements: [],
    technologies: [],
    featured: true,
  };
}

describe("Experience chronological ordering", () => {
  it("sorts featured experiences by the first year in descending order", () => {
    fc.assert(
      fc.property(
        fc.array(fc.integer({ min: 1990, max: 2035 }), {
          minLength: 1,
          maxLength: 8,
        }),
        (years) => {
          const experiences = years.map((year, index) =>
            makeExperience(index, year),
          );
          const { container, unmount } = render(
            <Experience experiences={experiences} />,
          );
          const renderedYears = Array.from(
            container.querySelectorAll("article .ds-kicker"),
          ).map((element) => Number.parseInt(element.textContent ?? "0", 10));
          const expectedExperiences = [...experiences].sort(
            (a, b) =>
              Number.parseInt(b.period, 10) - Number.parseInt(a.period, 10),
          );
          const expectedYears = expectedExperiences.map((experience) =>
            Number.parseInt(experience.period, 10),
          );
          const renderedTitles = Array.from(
            container.querySelectorAll("article h3"),
          ).map((element) => element.textContent);

          expect(renderedYears).toEqual(expectedYears);
          expect(renderedTitles).toEqual(
            expectedExperiences.map((experience) => experience.title),
          );
          unmount();
        },
      ),
      { numRuns: 25 },
    );
  });

  it("sorts a period range by its first year", () => {
    const experiences = [
      makeExperience(1, 2022, "2022 - 2024"),
      makeExperience(2, 2024, "2024 - Present"),
      makeExperience(3, 2021, "2021 - 2023"),
    ];
    const { container } = render(<Experience experiences={experiences} />);

    expect(
      Array.from(container.querySelectorAll("article .ds-kicker")).map(
        (element) => element.textContent,
      ),
    ).toEqual(["2024 - Present", "2022 - 2024", "2021 - 2023"]);
  });
});