# Copyright (c) Streamlit Inc. (2018-2022) Snowflake Inc. (2022-2026)
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from __future__ import annotations

from typing import TYPE_CHECKING, cast

import streamlit as st

if TYPE_CHECKING:
    from streamlit.elements.lib.layout_utils import Gap

GAPS = cast(
    "list[Gap | None]",
    [
        None,
        "xxsmall",
        "xsmall",
        "small",
        "medium",
        "large",
        "xlarge",
        "xxlarge",
    ],
)

for gap in GAPS:
    gap_name = str(gap).lower()

    with st.container(
        border=True,
        gap=gap,
        horizontal=True,
        key=f"container-horizontal-gap-{gap_name}",
    ):
        st.html(
            '<div style="background:lightblue">One</div>',
            width="stretch",
        )
        st.html(
            '<div style="background:lightblue">Two</div>',
            width="stretch",
        )
        st.html(
            '<div style="background:lightblue">Three</div>',
            width="stretch",
        )
        st.html(
            '<div style="background:lightblue">Four</div>',
            width="stretch",
        )

for gap in GAPS:
    gap_name = str(gap).lower()

    with st.container(
        border=True,
        gap=gap,
        horizontal=False,
        key=f"container-vertical-gap-{gap_name}",
    ):
        st.html(
            '<div style="background:lightblue">One</div>',
            width="stretch",
        )
        st.html(
            '<div style="background:lightblue">Two</div>',
            width="stretch",
        )
        st.html(
            '<div style="background:lightblue">Three</div>',
            width="stretch",
        )
