# -*- coding: utf-8 -*-
"""
알람 위젯 모듈
알람 설정(켜기/끄기, 시간 설정)을 위한 재사용 가능한 위젯입니다.
"""

from datetime import time, datetime
from typing import Optional

from PySide6.QtWidgets import (
    QWidget, QHBoxLayout, QLabel, QCheckBox
)
from PySide6.QtCore import Qt, Signal, QTime
from PySide6.QtGui import QFont

from ui.components.custom_calendar import TimeSelector
from core.config import ConfigManager

class AlarmWidget(QWidget):
    """
    알람 설정 위젯
    
    알람 활성화 여부와 시간을 설정할 수 있습니다.
    """
    
    alarm_changed = Signal(bool, object)  # is_enabled, time (QTime)
    
    def __init__(self, parent=None, initial_time: Optional[time] = None):
        super().__init__(parent)
        
        self.config = ConfigManager()
        self._is_enabled = False
        
        self._setup_ui()
        
        if initial_time:
            self.set_alarm(True, initial_time)
    
    def _setup_ui(self):
        """UI 설정"""
        layout = QHBoxLayout(self)
        layout.setContentsMargins(0, 0, 0, 0)
        layout.setSpacing(12)
        
        theme = self.config.theme
        text_color = "#f8fafc" if theme == 'dark' else "#1e293b"
        
        # 알람 토글
        self.toggle = QCheckBox("알람")
        self.toggle.setFont(QFont("GmarketSans", 11))
        self.toggle.setStyleSheet(f"""
            QCheckBox {{
                color: {text_color};
                spacing: 8px;
            }}
            QCheckBox::indicator {{
                width: 20px;
                height: 20px;
                border: 2px solid {'#475569' if theme == 'dark' else '#e2e8f0'};
                border-radius: 4px;
            }}
            QCheckBox::indicator:checked {{
                background-color: #3b82f6;
                border-color: #3b82f6;
            }}
        """)
        self.toggle.stateChanged.connect(self._on_toggle_changed)
        layout.addWidget(self.toggle)
        
        # 시간 선택기
        self.time_selector = TimeSelector(minute_step=10)
        self.time_selector.time_changed.connect(self._on_time_changed)
        self.time_selector.setVisible(False)
        layout.addWidget(self.time_selector)
        
        layout.addStretch()
    
    def _on_toggle_changed(self, state: int):
        """토글 변경 시"""
        self._is_enabled = (state == Qt.Checked)
        self.time_selector.setVisible(self._is_enabled)
        
        current_time = self.time_selector.get_time()
        self.alarm_changed.emit(self._is_enabled, current_time)
    
    def _on_time_changed(self, t: time):
        """시간 변경 시"""
        if self._is_enabled:
            self.alarm_changed.emit(True, t)
    
    def set_alarm(self, enabled: bool, t: Optional[time] = None):
        """알람 설정"""
        self.toggle.setChecked(enabled)
        if t:
            self.time_selector.set_time(t)
    
    def get_alarm(self) -> tuple[bool, Optional[time]]:
        """알람 설정 반환"""
        if not self._is_enabled:
            return False, None
        return True, self.time_selector.get_time()