# -*- coding: utf-8 -*-
"""
Todo 패널 모듈
일상검수, 할일 목록, 메모를 관리하는 오른쪽 패널입니다.
"""

from PySide6.QtWidgets import (
    QWidget, QVBoxLayout, QScrollArea, QFrame
)
from PySide6.QtCore import Qt
from PySide6.QtGui import QFont

from ui.base.base_widget import BaseWidget
from ui.widgets.daily_inspection import DailyInspectionWidget
from ui.widgets.todo_list import TodoListWidget
from ui.widgets.memo_widget import MemoWidget
from core.config import ConfigManager
from core.signals import GlobalSignals
from core.logger import get_logger

logger = get_logger(__name__)


class TodoPanel(BaseWidget):
    """
    Todo 패널 위젯
    
    화면 오른쪽 30% 영역에 표시되는 패널입니다.
    일상검수(30%), 할일 목록(35%), 메모(35%) 영역을 포함합니다.
    
    Examples:
        >>> panel = TodoPanel()
        >>> panel.refresh_data()
    """
    
    def __init__(self, parent=None):
        super().__init__(parent)
        
        self.setMinimumWidth(300)
        
        self._setup_ui()
        self._connect_signals()
        
        logger.info("Todo 패널 초기화 완료")
    
    def _setup_ui(self):
        """UI 설정"""
        layout = QVBoxLayout(self)
        layout.setContentsMargins(8, 16, 16, 16)
        layout.setSpacing(12)
        
        # 스크롤 영역
        scroll = QScrollArea()
        scroll.setWidgetResizable(True)
        scroll.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        scroll.setFrameShape(QFrame.NoFrame)
        
        # 스크롤 컨테이너
        container = QWidget()
        container_layout = QVBoxLayout(container)
        container_layout.setContentsMargins(0, 0, 0, 0)
        container_layout.setSpacing(16)
        
        # 일상검수 영역 (30%)
        self.daily_inspection = DailyInspectionWidget()
        container_layout.addWidget(self.daily_inspection)
        
        # 할일 목록 영역 (35%)
        self.todo_list = TodoListWidget()
        container_layout.addWidget(self.todo_list, 1)
        
        # 메모 영역 (35%)
        self.memo = MemoWidget()
        container_layout.addWidget(self.memo, 1)
        
        scroll.setWidget(container)
        layout.addWidget(scroll)
        
        # 스타일 적용
        self._apply_style()
    
    def _apply_style(self):
        """스타일 적용"""
        theme = self.config.theme
        
        if theme == 'dark':
            bg = "#0f172a"
            scrollbar_bg = "#1e293b"
            scrollbar_handle = "#475569"
        else:
            bg = "#f1f5f9"
            scrollbar_bg = "#f8fafc"
            scrollbar_handle = "#cbd5e1"
        
        self.setStyleSheet(f"""
            TodoPanel {{
                background-color: {bg};
            }}
            
            QScrollArea {{
                background-color: transparent;
                border: none;
            }}
            
            QScrollBar:vertical {{
                background-color: {scrollbar_bg};
                width: 8px;
                border-radius: 4px;
            }}
            
            QScrollBar::handle:vertical {{
                background-color: {scrollbar_handle};
                border-radius: 4px;
                min-height: 20px;
            }}
            
            QScrollBar::handle:vertical:hover {{
                background-color: #3b82f6;
            }}
            
            QScrollBar::add-line:vertical,
            QScrollBar::sub-line:vertical {{
                height: 0;
            }}
        """)
    
    def _connect_signals(self):
        """시그널 연결"""
        # 데이터 변경 시그널
        self.signals.data_changed.connect(self._on_data_changed)
    
    def _on_data_changed(self, table_name: str):
        """데이터 변경 시그널"""
        if table_name in ['daily_inspections', 'todos', 'memos']:
            self.refresh_data()
    
    def refresh_data(self):
        """데이터 새로고침"""
        self.daily_inspection.load_data()
        self.todo_list.load_data()
        self.memo.load_data()