"""Tests for tabs.* commands."""
import pytest

def test_tabs_list(browser):
    tabs = browser("tabs.list")
    assert isinstance(tabs, list)
    assert len(tabs) > 0
    first = tabs[0]
    assert "id" in first
    assert "windowId" in first
    assert "url" in first
    assert "title" in first
    assert "muted" in first
    assert "groupId" in first

def test_tabs_count(browser):
    count = browser("tabs.count", {})
    tabs = browser("tabs.list")
    assert count == len(tabs)

def test_tabs_count_with_pattern(browser):
    count = browser("tabs.count", {"pattern": "http"})
    assert isinstance(count, int)
    assert count >= 0

def test_tabs_filter(browser):
    result = browser("tabs.filter", {"pattern": "http"})
    assert isinstance(result, list)
    for tab in result:
        assert "http" in tab.get("url", "")

def test_tabs_query(browser):
    result = browser("tabs.query", {"search": "a"})
    assert isinstance(result, list)

def test_tabs_active_exists(browser):
    tabs = browser("tabs.list")
    active = [t for t in tabs if t.get("active")]
    assert len(active) >= 1, "Expected at least one active tab"

def test_tabs_active_in_window(browser):
    active = next(t for t in browser("tabs.list") if t.get("active"))
    result = browser("tabs.active_in_window", {"windowId": active["windowId"]})
    assert result["id"] == active["id"]
    assert result["windowId"] == active["windowId"]

def test_tabs_status(browser):
    result = browser("tabs.status", {})
    assert isinstance(result, dict)
    assert "id" in result
    assert "muted" in result

def test_tabs_html(browser, http_tab):
    html = browser("tabs.html", {"tabId": http_tab["id"]})
    assert isinstance(html, str)
    assert len(html) > 0
    assert "<html" in html.lower() or "<!doctype" in html.lower()

def test_tabs_close_by_id(browser):
    result = browser("navigate.open", {"url": "https://example.com", "background": True})
    tab_id = result["id"]

    browser("tabs.close", {"tabId": tab_id})

    tabs = browser("tabs.list")
    assert tab_id not in [t["id"] for t in tabs]

def test_tabs_dedupe(browser):
    # Open the same URL twice
    r1 = browser("navigate.open", {"url": "https://example.com", "background": True})
    r2 = browser("navigate.open", {"url": "https://example.com", "background": True})
    id1, id2 = r1["id"], r2["id"]

    try:
        result = browser("tabs.dedupe")
        assert isinstance(result, dict)
        assert result.get("closed", 0) >= 0
        # At least one of the two duplicates should be gone
        remaining = browser("tabs.list")
        remaining_ids = {t["id"] for t in remaining}
        assert not (id1 in remaining_ids and id2 in remaining_ids), \
            "Both duplicate tabs still open after dedupe"
    finally:
        for tid in (id1, id2):
            try:
                browser("tabs.close", {"tabId": tid})
            except Exception:
                pass

def test_tabs_sort(browser):
    result = browser("tabs.sort", {"by": "domain"})
    # No error and at least returns something (None or dict)
    assert result is None or isinstance(result, dict)

def test_tabs_move_forward(browser):
    r1 = browser("navigate.open", {"url": "https://example.com", "background": True})
    r2 = browser("navigate.open", {"url": "https://example.com", "background": True})
    id1, id2 = r1["id"], r2["id"]

    try:
        # Move id1 forward — just verify no error is raised
        browser("tabs.move", {"tabId": id1, "forward": True})
    finally:
        browser("tabs.close", {"tabId": id1})
        browser("tabs.close", {"tabId": id2})

def test_tabs_merge_windows_no_crash(browser):
    result = browser("tabs.merge_windows")
    assert isinstance(result, dict)
    assert "moved" in result

def test_tabs_mute_and_unmute(browser, http_tab):
    muted = browser("tabs.mute", {"tabId": http_tab["id"]})
    assert isinstance(muted, dict)
    assert muted["tabId"] == http_tab["id"]
    assert muted["muted"] is True
    listed = browser("tabs.list")
    listed_tab = next(t for t in listed if t["id"] == http_tab["id"])
    assert listed_tab["muted"] is True

    unmuted = browser("tabs.unmute", {"tabId": http_tab["id"]})
    assert isinstance(unmuted, dict)
    assert unmuted["tabId"] == http_tab["id"]
    assert unmuted["muted"] is False
    listed = browser("tabs.list")
    listed_tab = next(t for t in listed if t["id"] == http_tab["id"])
    assert listed_tab["muted"] is False
    status = browser("tabs.status", {"tabId": http_tab["id"]})
    assert status["muted"] is False

def test_tabs_mute_requires_explicit_tab_when_multiple_tabs_open(browser):
    opened = browser("navigate.open", {"url": "https://example.com", "background": True})
    try:
        with pytest.raises(RuntimeError, match="Refusing to mute without explicit tab ID"):
            browser("tabs.mute", {})
    finally:
        browser("tabs.close", {"tabId": opened["id"]})