# -*- coding: utf-8 -*-
# @Date     : 2025/2/5 16:26
# @Author   : q275343119
# @File     : data_page.py
# @Description:
import io

from st_aggrid import AgGrid, JsCode, ColumnsAutoSizeMode

import streamlit as st

from app.backend.data_engine import DataEngine
from app.backend.multi_header_util import get_header_options
from utils.st_copy_to_clipboard import st_copy_to_clipboard
from streamlit_theme import st_theme

from app.backend.app_init_func import LEADERBOARD_MAP
from app.backend.constant import LEADERBOARD_ICON_MAP, BASE_URL
from app.backend.json_util import compress_msgpack, decompress_msgpack

COLUMNS = ['model_name', 'vendor',
           'embd_dtype', 'embd_dim', 'num_params', 'max_tokens', 'similarity',
           'query_instruct', 'corpus_instruct', 'reference'

           ]
HEADER_STYLE = {'fontSize': '18px'}
CELL_STYLE = {'fontSize': '18px'}


def is_section(group_name):
    for k, v in LEADERBOARD_MAP.items():
        leaderboard_name = v[0][0]

        if group_name == leaderboard_name:
            return True
    return False


def get_closed_dataset():
    data_engine = st.session_state.get("data_engine", DataEngine())
    closed_list = []
    results = data_engine.results
    for result in results:
        if result.get("is_closed"):
            closed_list.append(result.get("dataset_name"))
    return closed_list




def convert_df_to_csv(df):
    output = io.StringIO()
    df.to_csv(output, index=False)
    return output.getvalue()


def get_column_state():
    """
    get column state from url
    """
    query_params = st.query_params.get("grid_state", None)
    sider_bar_hidden = st.query_params.get("sider_bar_hidden", "False")
    table_only = st.query_params.get("table_only", "False")
    if query_params:
        grid_state = decompress_msgpack(query_params)
        st.session_state.grid_state = grid_state
    if sider_bar_hidden.upper() == 'FALSE':
        st.session_state.sider_bar_hidden = False
    if table_only.upper() == 'FALSE':
        st.session_state.table_only = False
    return None


def sidebar_css():
    """

    :return:
    """
    if st.session_state.get("sider_bar_hidden"):
        st.markdown("""
            <style>
            [data-testid="stSidebar"] {
                display: none !important;
            }
            [data-testid="stSidebarNav"] {
                display: none !important;
            }

            [data-testid="stBaseButton-headerNoPadding"] {
                display: none !important;
            }

           h1#retrieval-embedding-benchmark-rteb {
                text-align: center;
            }

            </style>
        """, unsafe_allow_html=True)


def table_only_css():
    if st.session_state.get("table_only"):
        st.markdown("""
                <style>

                [data-testid="stMainBlockContainer"] {
                    padding-top: 0px;
                    padding-left: 0px;
                    padding-bottom: 0px;
                    padding-right: 0px;
                }

                [data-testid="stHeader"] {
                    height: 0px;
                }

                [data-testid="stApp"] {
                    height: 456px;
                }

                .st-emotion-cache-1dp5vir {

                    height: 0px;

                }
                 </style>
            """, unsafe_allow_html=True)


def table_area(group_name, grid_state, data_engine=None, df=None):
    """
    table_area
    :param group_name:
    :param grid_state:
    :param data_engine:
    :param df:
    :return:
    """
    table_only_css()

    if data_engine is None:
        data_engine = st.session_state.get("data_engine", DataEngine())
    if df is None:
        df = data_engine.jsons_to_df().copy()

    # get columns
    column_list = []
    avg_column = None
    if is_section(group_name):
        avg_columns = []
        for column in df.columns:

            if column.startswith("Average"):
                avg_columns.insert(0, column)
                continue
            if "Average" in column:
                avg_columns.append(column)
                continue
        avg_column = avg_columns[0]
        column_list.extend(avg_columns)
    else:
        for column in df.columns:

            if column.startswith(group_name.capitalize() + " "):
                avg_column = column

                column_list.append(avg_column)

    dataset_list = []

    for dataset_dict in data_engine.datasets:
        if dataset_dict["name"] == group_name:
            dataset_list = dataset_dict["datasets"]
    if not is_section(group_name):
        column_list.extend(dataset_list)
    closed_list = get_closed_dataset()
    close_avg_list = list(set(dataset_list) & set(closed_list))
    df["Closed average"] = df[close_avg_list].mean(axis=1).round(2)
    column_list.append("Closed average")

    open_avg_list = list(set(dataset_list) - set(closed_list))
    df["Open average"] = df[open_avg_list].mean(axis=1).round(2)
    column_list.append("Open average")

    df = df[COLUMNS + column_list].sort_values(by=avg_column, ascending=False)

    # rename avg column  name
    if not is_section(group_name):
        new_column = avg_column.replace(group_name.capitalize(), "").strip()
        df.rename(columns={avg_column: new_column}, inplace=True)
        column_list.remove(avg_column)
        avg_column = new_column

    # setting column config - 优化缓存机制，减少不必要的session_state更新
    grid_options = st.session_state.get(f"{group_name}_grid_options")
    if grid_options is None:
        grid_options = get_header_options(column_list, avg_column, is_section(group_name))
        st.session_state[f"{group_name}_grid_options"] = grid_options

    grid_options["initialState"] = grid_state

    custom_css = {
        # Model Name Cell
        ".a-cell": {
            "display": "inline-block",
            "white-space": "nowrap",
            "overflow": "hidden",
            "text-overflow": "ellipsis",
            "width": "100%",
            "min-width": "0"
        },
        # Header
        ".multi-line-header": {
            "text-overflow": "clip",
            "overflow": "visible",
            "white-space": "normal",
            "height": "auto",
            "font-family": 'Arial',
            "font-size": "14px",
            "font-weight": "bold",
            "padding": "10px",
            "text-align": "left",
        },
        # Custom header and cell styles to replace headerStyle and cellStyle
        ".custom-header-style": {
            "text-overflow": "clip",
            "overflow": "visible",
            "white-space": "normal",
            "height": "auto",
            "font-family": 'Arial',
            "font-size": "14px",
            "font-weight": "bold",
            "padding": "10px",
            "text-align": "left",
            "width":"150px"
        },
        ".custom-cell-style": {
            "font-size": "14px",
            "color": "inherit",
        },
        # Filter Options and Input
        ".ag-theme-streamlit .ag-popup": {
            "font-family": 'Arial',
            "font-size": "14px",

        }
        , ".ag-picker-field-display": {
            "font-family": 'Arial',
            "font-size": "14px",

        },
        ".ag-input-field-input .ag-text-field-input": {
            "font-family": 'Arial',
            "font-size": "14px",

        }

    }

    grid = AgGrid(
        df,
        enable_enterprise_modules=False,
        gridOptions=grid_options,
        allow_unsafe_jscode=True,
        columns_auto_size_mode=ColumnsAutoSizeMode.FIT_ALL_COLUMNS_TO_VIEW,
        theme="streamlit",
        custom_css=custom_css,
        update_on=["selectionChanged", "filterChanged"],  # 减少WebSocket触发频率，只在重要变化时触发
    )

    return grid


def main_page(group_name, grid_state):
    """
    main_page
    :param group_name:
    :param grid_state:
    :return:
    """

    # Add theme color and grid styles
    st.title("Retrieval Embedding Benchmark (RTEB)")
    st.markdown("""
        <style>
            :root {
                --theme-color: rgb(129, 150, 64);
                --theme-color-light: rgba(129, 150, 64, 0.2);
            }

            /* AG Grid specific overrides */
            .ag-theme-alpine {
                --ag-selected-row-background-color: var(--theme-color-light) !important;
                --ag-row-hover-color: var(--theme-color-light) !important;
                --ag-selected-tab-color: var(--theme-color) !important;
                --ag-range-selection-border-color: var(--theme-color) !important;
                --ag-range-selection-background-color: var(--theme-color-light) !important;
            }

            .ag-row-hover {
                background-color: var(--theme-color-light) !important;
            }

            .ag-row-selected {
                background-color: var(--theme-color-light) !important;
            }

            .ag-row-focus {
                background-color: var(--theme-color-light) !important;
            }

            .ag-cell-focus {
                border-color: var(--theme-color) !important;
            }

            /* Keep existing styles */
            .center-text {
                text-align: center;
                color: var(--theme-color);
            }
            .center-image {
                display: block;
                margin-left: auto;
                margin-right: auto;
            }
            h2 {
                color: var(--theme-color) !important;
            }
            .ag-header-cell {
                background-color: var(--theme-color) !important;
                color: white !important;
            }
            a {
                color: var(--theme-color) !important;
            }
            a:hover {
                color: rgba(129, 150, 64, 0.8) !important;
            }
            /* Download Button */
            button[data-testid="stBaseButton-secondary"] {
                float: right;

            }
            /* Toast On The Top*/
            div[data-testid="stToastContainer"] {
                position: fixed !important;
                z-index: 2147483647 !important;
            }

        </style>

    """, unsafe_allow_html=True)

    #  logo
    # st.markdown('<img src="https://www.voyageai.com/logo.svg" class="center-image" width="200">', unsafe_allow_html=True)
    title = f'<h2 class="center-text">{LEADERBOARD_ICON_MAP.get(group_name.capitalize(), "")} {group_name.capitalize()}</h2>'
    if is_section(group_name):
        title = f'<h2 class="center-text">{LEADERBOARD_ICON_MAP.get(group_name.capitalize() + " Leaderboard", "")} {group_name.capitalize() + " Leaderboard"}</h2>'
    # title
    st.markdown(title, unsafe_allow_html=True)

    data_engine = st.session_state.get("data_engine", DataEngine())

    df = data_engine.jsons_to_df().copy()

    csv = convert_df_to_csv(df)
    file_name = f"{group_name.capitalize()} Leaderboard" if is_section(group_name) else group_name.capitalize()

    grid = table_area(group_name, grid_state, data_engine, df)

    @st.dialog("URL")
    def share_url():
        state = grid.grid_state
        if state:
            share_link = f'{BASE_URL.replace("_", "-")}{group_name}/?grid_state={compress_msgpack(state)}' if not is_section(
                group_name) else f'{BASE_URL.replace("_", "-")}?grid_state={compress_msgpack(state)}'
        else:
            share_link = f'{BASE_URL.replace("_", "-")}{group_name}'
        st.write(share_link)
        theme = st_theme()
        if theme:
            theme = theme.get("base")
        else:
            theme = "light"
        st_copy_to_clipboard(share_link, before_copy_label='📋Push to copy', after_copy_label='✅Text copied!',
                             theme=theme)

    col1, col2 = st.columns([1, 1])
    with col1:
        st.download_button(
            label="Download CSV",
            data=csv,
            file_name=f"{file_name}.csv",
            mime="text/csv",
            icon=":material/download:",
        )
    with col2:
        share_btn = st.button("Share this page", icon=":material/share:")

    if share_btn:
        share_url()


def render_page(group_name):
    grid_state = st.session_state.get("grid_state", {})
    st.session_state.sider_bar_hidden = True
    st.session_state.table_only = True
    get_column_state()

    sidebar_css()

    if st.session_state.get("table_only"):
        table_area(group_name, grid_state)
    else:
        main_page(group_name, grid_state)