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


def test_group_list(browser):
    groups = browser("group.list")
    assert isinstance(groups, list)


def test_group_count_is_int(browser):
    count = browser("group.count")
    assert isinstance(count, int)
    assert count >= 0


def test_group_count_matches_list(browser):
    groups = browser("group.list")
    count = browser("group.count")
    assert count == len(groups)


def test_group_create_and_close(browser):
    result = browser("group.open", {"name": "__test_group__"})
    assert isinstance(result, dict)
    gid = result["id"]

    # Verify it appears in the list
    groups = browser("group.list")
    assert any(g["id"] == gid for g in groups)

    # Get tabs inside so we can clean them up after ungrouping
    tabs_in_group = browser("group.tabs", {"groupId": gid})

    # Close (ungroup) the group
    browser("group.close", {"groupId": gid})

    # Group should be gone
    groups_after = browser("group.list")
    assert gid not in [g["id"] for g in groups_after]

    # Clean up the ungrouped tabs
    for t in tabs_in_group:
        try:
            browser("tabs.close", {"tabId": t["id"]})
        except Exception:
            pass


def test_group_create_has_title(browser):
    result = browser("group.open", {"name": "__titled_group__"})
    gid = result["id"]
    tabs_in_group = browser("group.tabs", {"groupId": gid})

    try:
        groups = browser("group.list")
        match = next((g for g in groups if g["id"] == gid), None)
        assert match is not None
        assert match.get("title") == "__titled_group__"
        assert match.get("tabCount", 0) >= 1
    finally:
        browser("group.close", {"groupId": gid})
        for t in tabs_in_group:
            try:
                browser("tabs.close", {"tabId": t["id"]})
            except Exception:
                pass


def test_group_query(browser):
    result = browser("group.open", {"name": "__query_test__"})
    gid = result["id"]
    tabs_in_group = browser("group.tabs", {"groupId": gid})

    try:
        found = browser("group.query", {"search": "__query_test__"})
        assert isinstance(found, list)
        assert any(g["id"] == gid for g in found)
    finally:
        browser("group.close", {"groupId": gid})
        for t in tabs_in_group:
            try:
                browser("tabs.close", {"tabId": t["id"]})
            except Exception:
                pass


def test_group_query_no_match(browser):
    result = browser("group.query", {"search": "zzz_no_such_group_zzz"})
    assert isinstance(result, list)
    assert len(result) == 0


def test_group_add_tab(browser):
    grp = browser("group.open", {"name": "__add_tab_test__"})
    gid = grp["id"]
    initial_tabs = browser("group.tabs", {"groupId": gid})

    try:
        tab_result = browser("group.add_tab", {"group": str(gid), "url": "https://example.com"})
        assert isinstance(tab_result, dict)
        new_tab_id = tab_result["tabId"]

        tabs = browser("group.tabs", {"groupId": gid})
        assert any(t["id"] == new_tab_id for t in tabs)
    finally:
        all_tabs = browser("group.tabs", {"groupId": gid})
        browser("group.close", {"groupId": gid})
        for t in all_tabs + initial_tabs:
            try:
                browser("tabs.close", {"tabId": t["id"]})
            except Exception:
                pass


def test_group_tabs_returns_list(browser):
    grp = browser("group.open", {"name": "__tabs_list_test__"})
    gid = grp["id"]
    tabs_in_group = browser("group.tabs", {"groupId": gid})

    try:
        assert isinstance(tabs_in_group, list)
        assert len(tabs_in_group) >= 1
        for t in tabs_in_group:
            assert "id" in t
            assert "url" in t
    finally:
        browser("group.close", {"groupId": gid})
        for t in tabs_in_group:
            try:
                browser("tabs.close", {"tabId": t["id"]})
            except Exception:
                pass


def test_group_move_forward_swaps_adjacent_group_blocks(browser):
    group_a = browser("group.open", {"name": "__move_group_a__"})
    group_b = browser("group.open", {"name": "__move_group_b__"})
    gid_a = group_a["id"]
    gid_b = group_b["id"]

    created_tab_ids = set()

    try:
        extra_a = browser("group.add_tab", {"group": str(gid_a), "url": "https://example.com/?group=a"})
        extra_b = browser("group.add_tab", {"group": str(gid_b), "url": "https://example.com/?group=b"})
        created_tab_ids.update([extra_a["tabId"], extra_b["tabId"]])

        tabs_before = browser("tabs.list")
        block_order_before = [
            t["groupId"] for t in tabs_before
            if t.get("groupId") in {gid_a, gid_b}
        ]
        assert block_order_before
        assert block_order_before[0] == gid_a

        browser("group.move", {"group": str(gid_a), "forward": True})

        tabs_after = browser("tabs.list")
        grouped_after = [
            t for t in tabs_after
            if t.get("groupId") in {gid_a, gid_b}
        ]

        assert grouped_after
        assert grouped_after[0]["groupId"] == gid_b
        assert grouped_after[-1]["groupId"] == gid_a

        group_ids_after = {t["id"]: t["groupId"] for t in grouped_after}
        for t in browser("group.tabs", {"groupId": gid_a}):
            assert group_ids_after[t["id"]] == gid_a
        for t in browser("group.tabs", {"groupId": gid_b}):
            assert group_ids_after[t["id"]] == gid_b
    finally:
        for gid in (gid_a, gid_b):
            try:
                group_tabs = browser("group.tabs", {"groupId": gid})
            except Exception:
                group_tabs = []
            try:
                browser("group.close", {"groupId": gid})
            except Exception:
                pass
            for t in group_tabs:
                created_tab_ids.add(t["id"])

        for tab_id in created_tab_ids:
            try:
                browser("tabs.close", {"tabId": tab_id})
            except Exception:
                pass