// @vitest-environment happy-dom
import { createRoot, type Root } from "react-dom/client";
import { act } from "react";
import { renderToStaticMarkup } from "react-dom/server";
import { afterEach, describe, expect, it } from "vitest";
import { EntityDetail } from "@/components/EntityDetail";
import { RecordBrowser } from "@/components/RecordBrowser";
import { findDataspace, findEntity, findKind, listNavigation } from "@/lib/catalog";
import { applyTableView } from "@/lib/table-view";
import type { ViewHistory } from "@/lib/table-view";

declare global {
  var IS_REACT_ACT_ENVIRONMENT: boolean;
}

globalThis.IS_REACT_ACT_ENVIRONMENT = true;

const SPACES = ["systems-thinking", "software-architecture"] as const;

let root: Root | null = null;

afterEach(() => {
  act(() => root?.unmount());
  root = null;
  document.body.innerHTML = "";
});

function memoryHistory(): ViewHistory {
  let current = "";
  return {
    read: () => (current ? `?${current}` : ""),
    push: (search) => {
      current = search;
    },
    subscribe: () => () => undefined,
  };
}

function names(): string[] {
  return [...document.querySelectorAll("tbody tr td:first-child")].map((cell) => cell.textContent ?? "");
}

function buttonNamed(label: string): HTMLButtonElement {
  const node = [...document.querySelectorAll("button")].find((item) => item.textContent === label);
  if (!(node instanceof HTMLButtonElement)) throw new Error(`missing ${label}`);
  return node;
}

describe("both dataspaces", () => {
  it("browses, searches, filters, sorts, and opens a detail for each field", async () => {
    const ids = listNavigation().map((item) => item.id);
    for (const id of SPACES) expect(ids).toContain(id);

    for (const id of SPACES) {
      const space = findDataspace(id);
      const kind = findKind(id, "concept");
      expect(space?.title.length).toBeGreaterThan(0);
      expect(kind?.rows.length).toBeGreaterThan(1);
      expect(kind?.rows.every((row) => row.route.startsWith(`/${id}/concept/`))).toBe(true);

      const sample = kind!.rows[0];
      const tag = sample.facets.tags[0];
      const searched = applyTableView(kind!.rows, { q: sample.name, facets: {}, sort: { key: "name", dir: 1 } });
      expect(searched.map((row) => row.name)).toEqual([sample.name]);
      const filtered = applyTableView(kind!.rows, { q: "", facets: { tags: [tag] }, sort: { key: "name", dir: 1 } });
      expect(filtered.length).toBeGreaterThan(0);
      expect(filtered.length).toBeLessThan(kind!.rows.length);
      expect(filtered.every((row) => row.facets.tags.includes(tag))).toBe(true);
      const descending = applyTableView(kind!.rows, { q: "", facets: {}, sort: { key: "name", dir: -1 } });
      expect(descending.map((row) => row.name)).toEqual(
        [...kind!.rows.map((row) => row.name)].sort((a, b) => b.localeCompare(a)),
      );

      const host = document.createElement("div");
      document.body.innerHTML = "";
      document.body.appendChild(host);
      root = createRoot(host);
      await act(async () => {
        root?.render(<RecordBrowser rows={kind!.rows} columns={kind!.columns} history={memoryHistory()} />);
      });
      expect(names().length).toBe(kind!.rows.length);

      const input = document.querySelector("input[aria-label='Search records']");
      if (!(input instanceof HTMLInputElement)) throw new Error("missing search");
      await act(async () => {
        const setValue = Object.getOwnPropertyDescriptor(HTMLInputElement.prototype, "value")?.set;
        setValue?.call(input, sample.name);
        input.dispatchEvent(new Event("input", { bubbles: true }));
        input.form?.requestSubmit();
      });
      expect(names()).toEqual([sample.name]);

      await act(async () => {
        const setValue = Object.getOwnPropertyDescriptor(HTMLInputElement.prototype, "value")?.set;
        setValue?.call(input, "");
        input.dispatchEvent(new Event("input", { bubbles: true }));
        input.form?.requestSubmit();
      });
      expect(names().length).toBe(kind!.rows.length);
      await act(async () => {
        buttonNamed(tag).click();
      });
      expect(names().length).toBe(filtered.length);
      expect(document.body.textContent).toContain(tag);
      await act(async () => {
        buttonNamed(tag).click();
      });
      expect(names().length).toBe(kind!.rows.length);
      const sortName = [...document.querySelectorAll("button")].find((node) => node.textContent?.includes("Name"));
      if (!(sortName instanceof HTMLButtonElement)) throw new Error("missing sort");
      await act(async () => {
        sortName.click();
      });
      expect(names()).toEqual(descending.map((row) => row.name));

      const slug = sample.route.split("/").filter(Boolean).at(-1) ?? "";
      const detail = findEntity(id, "concept", decodeURIComponent(slug));
      expect(detail?.title).toBe(sample.name);
      const html = renderToStaticMarkup(<EntityDetail entity={detail!} />);
      expect(html).toContain(`>${detail!.title}<`);
      expect(html).toContain(detail!.tldr);
      expect(html).toContain("Sources");

      act(() => root?.unmount());
      root = null;
    }
  });
});