"""
Confidence Bar Widget

Horizontal progress bar for displaying confidence scores.
"""

from PyQt5.QtWidgets import QWidget, QHBoxLayout, QLabel, QProgressBar
from PyQt5.QtCore import Qt
from PyQt5.QtGui import QFont


class ConfidenceBar(QWidget):
    """
    Horizontal confidence bar with label and percentage.
    
    Args:
        label: Label text (e.g., "Ripe")
        color: Bar color hex code
        parent: Parent widget
    """
    
    def __init__(self, label: str, color: str = "#27ae60", parent=None):
        super().__init__(parent)
        self.color = color
        self.init_ui(label)
        
    def init_ui(self, label: str):
        """Initialize the confidence bar UI."""
        layout = QHBoxLayout(self)
        layout.setContentsMargins(0, 5, 0, 5)
        layout.setSpacing(10)
        
        # Label
        self.label = QLabel(label + ":")
        self.label.setFont(QFont("Arial", 9))
        self.label.setMinimumWidth(70)
        layout.addWidget(self.label)
        
        # Progress bar
        self.progress_bar = QProgressBar()
        self.progress_bar.setFixedHeight(12)
        self.progress_bar.setMaximum(100)
        self.progress_bar.setValue(0)
        self.progress_bar.setTextVisible(False)
        self.progress_bar.setStyleSheet(f"""
            QProgressBar {{
                background-color: #ecf0f1;
                border: 1px solid #bdc3c7;
                border-radius: 2px;
            }}
            QProgressBar::chunk {{
                background-color: {self.color};
                border-radius: 2px;
            }}
        """)
        layout.addWidget(self.progress_bar, 1)
        
        # Percentage label
        self.percent_label = QLabel("0.0%")
        self.percent_label.setFont(QFont("Arial", 9))
        self.percent_label.setMinimumWidth(50)
        self.percent_label.setStyleSheet("color: #2c3e50;")
        layout.addWidget(self.percent_label)
        
    def set_value(self, value: float, is_primary: bool = False):
        """
        Set the confidence value.
        
        Args:
            value: Confidence value (0-100)
            is_primary: Whether this is the primary/selected classification
        """
        self.progress_bar.setValue(int(value))
        self.percent_label.setText(f"{value:.1f}%")
        
        # Bold text for primary classification
        if is_primary:
            self.label.setStyleSheet("font-weight: bold; color: #2c3e50;")
            self.percent_label.setStyleSheet("font-weight: bold; color: #2c3e50;")
        else:
            self.label.setStyleSheet("color: #2c3e50;")
            self.percent_label.setStyleSheet("color: #2c3e50;")