"""
模式设置（新建/编辑）
"""
import streamlit as st
from PIL import Image
from typing import Dict, Tuple

try:
    from ..table_line_generator import TableLineGenerator
except ImportError:
    from table_line_generator import TableLineGenerator

from .display_controls import create_display_settings_section, create_undo_redo_section
from .analysis_controls import create_analysis_section


def setup_new_annotation_mode(ocr_data, image, config: Dict) -> Tuple:
    """
    设置新建标注模式的通用逻辑
    
    Args:
        ocr_data: OCR 数据
        image: 图片对象
        config: 显示配置
    
    Returns:
        tuple: (y_tolerance, x_tolerance, min_row_height, line_width, 
                display_mode, zoom_level, show_line_numbers)
    """
    # 参数调整
    st.sidebar.header("🔧 参数调整")
    y_tolerance = st.sidebar.slider(
        "Y轴聚类容差（像素）", 
        1, 20, 5, 
        key="new_y_tol"
    )
    x_tolerance = st.sidebar.slider(
        "X轴聚类容差（像素）", 
        5, 50, 10, 
        key="new_x_tol"
    )
    min_row_height = st.sidebar.slider(
        "最小行高（像素）", 
        10, 100, 20, 
        key="new_min_h"
    )
    
    # 显示设置
    line_width, display_mode, zoom_level, show_line_numbers = \
        create_display_settings_section(config)
    create_undo_redo_section()
    
    # 初始化生成器
    if 'generator' not in st.session_state or st.session_state.generator is None:
        try:
            generator = TableLineGenerator(image, ocr_data)
            st.session_state.generator = generator
        except Exception as e:
            st.error(f"❌ 初始化生成器失败: {e}")
            st.stop()
    
    # 分析按钮
    create_analysis_section(y_tolerance, x_tolerance, min_row_height)
    
    return (y_tolerance, x_tolerance, min_row_height, 
            line_width, display_mode, zoom_level, show_line_numbers)


def setup_edit_annotation_mode(structure: Dict, image, config: Dict) -> Tuple:
    """
    设置编辑标注模式的通用逻辑
    
    Args:
        structure: 表格结构
        image: 图片对象（可为 None）
        config: 显示配置
    
    Returns:
        tuple: (image, line_width, display_mode, zoom_level, show_line_numbers)
    """
    # 如果没有图片，创建虚拟画布
    if image is None:
        if 'table_bbox' in structure:
            bbox = structure['table_bbox']
            dummy_width = bbox[2] + 100
            dummy_height = bbox[3] + 100
        else:
            dummy_width = 2000
            dummy_height = 2000
        image = Image.new('RGB', (dummy_width, dummy_height), color='white')
        st.info(f"💡 使用虚拟画布 ({dummy_width}x{dummy_height})")
    
    # 显示设置
    line_width, display_mode, zoom_level, show_line_numbers = \
        create_display_settings_section(config)
    create_undo_redo_section()
    
    return image, line_width, display_mode, zoom_level, show_line_numbers