// @vitest-environment jsdom

import { beforeEach, describe, expect, it } from "vitest";

import { resolveAutofillInteractionTargets } from "./interaction";

describe("resolveAutofillInteractionTargets", () => {
  beforeEach(() => {
    document.body.innerHTML = "";
  });

  it("keeps passive focus gated when no credential form is present", () => {
    const anchor = document.createElement("input");
    anchor.type = "email";

    const targets = resolveAutofillInteractionTargets(anchor, []);

    expect(targets.shouldOpen).toBe(false);
    expect(targets.usernameEl).toBeNull();
    expect(targets.passwordEl).toBeNull();
  });

  it("prefers detected username and password fields when they exist", () => {
    const anchor = document.createElement("input");
    anchor.type = "email";
    const username = document.createElement("input");
    username.type = "email";
    const password = document.createElement("input");
    password.type = "password";

    const targets = resolveAutofillInteractionTargets(anchor, [
      { type: "username", el: username },
      { type: "password", el: password },
    ]);

    expect(targets.shouldOpen).toBe(true);
    expect(targets.usernameEl).toBe(username);
    expect(targets.passwordEl).toBe(password);
  });

  it("lets an explicit email-field click open Peach even if detection is partial", () => {
    const anchor = document.createElement("input");
    anchor.type = "email";

    const targets = resolveAutofillInteractionTargets(anchor, [], true);

    expect(targets.shouldOpen).toBe(true);
    expect(targets.usernameEl).toBe(anchor);
    expect(targets.passwordEl).toBeNull();
  });

  it("lets an explicit password-field click open Peach even if detection is partial", () => {
    const anchor = document.createElement("input");
    anchor.type = "password";

    const targets = resolveAutofillInteractionTargets(anchor, [], true);

    expect(targets.shouldOpen).toBe(true);
    expect(targets.usernameEl).toBeNull();
    expect(targets.passwordEl).toBe(anchor);
  });
});