import { fireEvent, render, screen } from "@testing-library/react";
import { describe, expect, it, vi } from "vitest";

import { ProjectIconPicker } from "./ProjectIconPicker";
import {
  PROJECT_ICON_CATALOG,
  ProjectIcon,
  findProjectIcon,
  resolveProjectIcon,
  toEmojiIconRef,
} from "./projectIcons";

describe("project emoji catalogue", () => {
  it("contains only stable Unicode emoji references and no bundled artwork metadata", () => {
    expect(PROJECT_ICON_CATALOG.length).toBeGreaterThan(90);
    for (const entry of PROJECT_ICON_CATALOG) {
      expect(entry.set).toBe("emoji");
      expect(entry.name).toMatch(/^[a-z0-9]+(?:-[a-z0-9]+)*$/);
      expect(entry.glyph).toBeTruthy();
      expect(entry).not.toHaveProperty("assetSrc");
      expect(entry).not.toHaveProperty("legal");
    }
  });

  it("resolves known legacy references to emoji and unknown references to an initial", () => {
    expect(resolveProjectIcon({ set: "devicon", name: "python" })?.glyph).toBe("🐍");
    expect(toEmojiIconRef({ set: "lucide", name: "star" })).toEqual({ set: "emoji", name: "star" });
    expect(findProjectIcon({ set: "devicon", name: "python" })).toBeNull();

    const { getByRole } = render(<ProjectIcon icon={{ set: "devicon", name: "unknown-tool" }} />);
    expect(getByRole("img", { name: "U" }).textContent).toBe("U");
    expect(getByRole("img").dataset.resolvedProjectIcon).toBe("initial");
  });

  it("keeps legacy alphabet initials readable", () => {
    const { getByRole } = render(<ProjectIcon icon={{ set: "idea", name: "letter-z" }} />);
    expect(getByRole("img", { name: "Z" }).textContent).toBe("Z");
  });

  it("uses the project initial when no icon is configured", () => {
    const { getByRole } = render(<ProjectIcon icon={null} fallbackLabel="Alpha project" />);
    expect(getByRole("img", { name: "A" }).textContent).toBe("A");
    expect(getByRole("img").dataset.projectIcon).toBe("none");
  });

  it("keeps the full emoji artwork available for grayscale watermark rendering", () => {
    const { getByTestId } = render(
      <>
        <ProjectIcon icon={{ set: "emoji", name: "star" }} data-testid="product-icon" />
        <ProjectIcon
          icon={{ set: "emoji", name: "star" }}
          surface="watermark"
          decorative
          data-testid="watermark-icon"
        />
      </>,
    );

    expect(getByTestId("product-icon").textContent).toBe("⭐");
    expect(getByTestId("watermark-icon").textContent).toBe("⭐");
    expect((getByTestId("watermark-icon") as HTMLElement).style.fontFamily).toContain("Color Emoji");
  });
});

describe("ProjectIconPicker", () => {
  function renderPicker(value = null as Parameters<typeof ProjectIconPicker>[0]["value"]) {
    render(<ProjectIconPicker value={value} onApply={vi.fn()} onCancel={vi.fn()} />);
  }

  it("shows phone-like emoji categories only", () => {
    renderPicker();
    for (const label of ["Smileys", "Animaux et nature", "Nourriture et boissons", "Activités", "Voyages et lieux", "Objets", "Symboles"]) {
      expect(screen.getByText(label)).toBeTruthy();
    }
    expect(screen.queryByText("Technologies / Frameworks")).toBeNull();
    expect(screen.queryByText("Lettres")).toBeNull();
  });

  it.each([
    ["python", "Snake"],
    ["docker", "Package"],
    ["space launch", "Rocket"],
    ["database", "Floppy disk"],
  ])("finds %s using the English search metadata", (query, label) => {
    renderPicker();
    fireEvent.change(screen.getByLabelText("Search icons in English"), { target: { value: query } });
    expect(screen.getByRole("option", { name: label })).toBeTruthy();
  });

  it("selects and persists an emoji reference", () => {
    const onApply = vi.fn();
    render(<ProjectIconPicker value={null} onApply={onApply} onCancel={vi.fn()} />);
    fireEvent.change(screen.getByLabelText("Search icons in English"), { target: { value: "rocket" } });
    fireEvent.click(screen.getByRole("option", { name: "Rocket" }));
    fireEvent.click(screen.getByRole("button", { name: "Appliquer" }));
    expect(onApply).toHaveBeenCalledWith({ set: "emoji", name: "rocket" });
  });

  it("normalizes a known legacy selection before applying it", () => {
    const onApply = vi.fn();
    render(<ProjectIconPicker value={{ set: "devicon", name: "python" }} onApply={onApply} onCancel={vi.fn()} />);
    fireEvent.click(screen.getByRole("button", { name: "Appliquer" }));
    expect(onApply).toHaveBeenCalledWith({ set: "emoji", name: "snake" });
  });
});