import { afterEach, describe, expect, it } from "vitest";
import {
  renderWithApp,
  type RenderedPluginApp,
} from "@termix/plugin-sdk/testing";
import type { PluginManifest } from "@termix/plugin-sdk/manifest";
import * as plugin from "../../src/frontend/index";
import manifestJson from "../../manifest.json";
import locales from "../../locales/en.json";

const manifest = manifestJson as unknown as PluginManifest;

const declared = (views?: Array<{ id: string }>) =>
  (views ?? []).map((view) => view.id).sort();

let rendered: RenderedPluginApp | null = null;

afterEach(async () => {
  await rendered?.deactivate();
  rendered = null;
});

describe(`${manifest.id} activate`, () => {
  it("activates and registers only views its manifest declares", async () => {
    rendered = await renderWithApp(plugin, { manifest, locales });
    const contributes = manifest.contributes as unknown as Record<
      string,
      Array<{ id: string }> | undefined
    >;
    const tabs = declared(contributes.tabs);
    // A rail panel may reuse one of the plugin's tab ids.
    const panels = [...declared(contributes.panels), ...tabs];
    const cards = declared(contributes.dashboardCards);
    for (const id of rendered.registered.tabs()) expect(tabs).toContain(id);
    for (const id of rendered.registered.panels()) expect(panels).toContain(id);
    for (const id of rendered.registered.dashboardCards()) {
      expect(cards).toContain(id);
    }
  });

  it("removes everything it registered on deactivate", async () => {
    const app = await renderWithApp(plugin, { manifest, locales });
    await app.deactivate();
    expect(app.registered.tabs()).toEqual([]);
    expect(app.registered.panels()).toEqual([]);
    expect(app.registered.railItems()).toEqual([]);
    expect(app.registered.hostActions()).toEqual([]);
    expect(app.registered.hostEditorSections()).toEqual([]);
    expect(app.registered.dashboardCards()).toEqual([]);
    expect(app.registered.settingsComponents()).toEqual([]);
    expect(app.registered.actions()).toEqual([]);
  });

  it("registers the terminal session actions snippets and other plugins call into", async () => {
    rendered = await renderWithApp(plugin, { manifest, locales });
    expect(rendered.registered.actions()).toEqual(
      expect.arrayContaining([
        "terminal.listSessions",
        "terminal.sendToActive",
        "terminal.sendToSession",
        "terminal.open",
      ]),
    );
  });

  it("duplicates only the SSH connection configuration into a fresh tab", async () => {
    rendered = await renderWithApp(plugin, { manifest, locales });
    const host = { id: 7, name: "server", ip: "192.0.2.1", port: 22 };
    expect(rendered.registered.slot("tab.menu")).toContain(
      "terminal.duplicateTab",
    );
    await rendered.app.invokeAction("terminal.duplicateTab", undefined, {
      id: "old-tab",
      type: "terminal",
      host,
      instanceId: "old-instance",
      data: { initialPath: "/tmp", joinSharedSessionId: "shared-session" },
    });
    expect(rendered.shellCalls).toEqual([
      {
        method: "openTab",
        args: [
          { ...host, pluginSettings: {} },
          "terminal",
          { forceNewTab: true },
        ],
      },
    ]);
    await rendered.app.invokeAction("terminal.duplicateTab", undefined, {
      id: "local",
      type: "local-terminal",
    });
    expect(rendered.shellCalls).toHaveLength(1);
  });

  it("owns the host editor's Terminal tab in the SSH group", async () => {
    rendered = await renderWithApp(plugin, { manifest, locales });
    expect(rendered.registered.hostEditorSections()).toEqual(["terminal"]);
  });

  it("registers the command history panel and its rail item", async () => {
    rendered = await renderWithApp(plugin, { manifest, locales });
    expect(rendered.registered.panels()).toContain("history");
    expect(rendered.registered.railItems().map((item) => item.id)).toContain(
      "history",
    );
  });

  it("offers the local terminal only in the desktop app", async () => {
    rendered = await renderWithApp(plugin, { manifest, locales });
    expect(rendered.registered.tabs()).not.toContain("local-terminal");
    await rendered.deactivate();

    (window as { IS_ELECTRON?: boolean }).IS_ELECTRON = true;
    try {
      rendered = await renderWithApp(plugin, { manifest, locales });
      expect(rendered.registered.tabs()).toContain("local-terminal");
      expect(rendered.registered.railItems().map((item) => item.id)).toContain(
        "local-terminal",
      );
    } finally {
      delete (window as { IS_ELECTRON?: boolean }).IS_ELECTRON;
    }
  });

  it("terminal.sendToActive and terminal.listSessions report no session when none is registered", async () => {
    rendered = await renderWithApp(plugin, { manifest, locales });
    await expect(
      rendered.app.invokeAction("terminal.listSessions"),
    ).resolves.toEqual([]);
    await expect(
      rendered.app.invokeAction("terminal.sendToActive", "echo hi", {
        run: true,
      }),
    ).resolves.toBe(false);
  });

  it("owns the SSH Tools panel and its rail item", async () => {
    rendered = await renderWithApp(plugin, { manifest, locales });
    expect(rendered.registered.panels()).toContain("ssh-tools");
    expect(rendered.registered.railItems().map((item) => item.id)).toContain(
      "ssh-tools",
    );
  });

  it("registers its settings components", async () => {
    rendered = await renderWithApp(plugin, { manifest, locales });
    expect(rendered.registered.settingsComponents()).toEqual(
      expect.arrayContaining(["touchInput", "imageStorageTest"]),
    );
    // Terminal defaults are host defaults now, set in the host editor.
    expect(rendered.registered.settingsComponents()).not.toContain(
      "terminalDefaults",
    );
  });

  it("offers the terminal look to other plugins through actions", async () => {
    rendered = await renderWithApp(plugin, {
      manifest,
      locales,
      api: {
        get: async () => ({ data: { user: { terminalDefaults: {} } } }),
      } as never,
    });
    const look = (await rendered.app.invokeAction("terminal.resolveTheme", {
      host: {
        id: "1",
        name: "h",
        ip: "10.0.0.1",
        port: 22,
        pluginSettings: {
          "ssh-terminal": { inheritAppearance: false, theme: "dracula" },
        },
      },
      appTheme: "dark",
    })) as { themeId: string; colors: { background: string } };
    expect(look.themeId).toBe("dracula");
    expect(look.colors.background).toBe("#282a36");

    const themes = (await rendered.app.invokeAction("terminal.themes")) as {
      id: string;
    }[];
    expect(themes.map((theme) => theme.id)).toContain("dracula");
    expect(themes.map((theme) => theme.id)).not.toContain("termixDark");
  });

  it("adds the terminal font faces while active and removes them on deactivate", async () => {
    const app = await renderWithApp(plugin, { manifest, locales });
    expect(
      document.head.querySelector("style[data-termix-terminal-styles]"),
    ).not.toBeNull();
    await app.deactivate();
    expect(
      document.head.querySelector("style[data-termix-terminal-styles]"),
    ).toBeNull();
  });
});