dudong-v2/ui/panels/quality_history_panel.py

"""
Quality History Panel

Panel for displaying recent quality test results in a table format.
"""

from PyQt5.QtWidgets import (QWidget, QVBoxLayout, QHBoxLayout, QLabel,
                             QPushButton, QSizePolicy, QTableWidget,
                             QTableWidgetItem, QHeaderView, QScrollArea)
from PyQt5.QtCore import Qt
from PyQt5.QtGui import QFont, QColor

from ui.widgets.panel_header import PanelHeader


class QualityHistoryPanel(QWidget):
    """
    Panel for displaying recent quality test history.
    Shows table with test results and export functionality.
    """

    def __init__(self, parent=None):
        super().__init__(parent)
        self.test_history = []
        self.init_ui()

    def init_ui(self):
        """Initialize the panel UI."""
        # Set size policy
        self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)

        layout = QVBoxLayout(self)
        layout.setContentsMargins(0, 0, 0, 0)
        layout.setSpacing(0)

        # Main panel container with card styling
        self.setStyleSheet("""
            QWidget {
                background-color: white;
                border: 1px solid #ddd;
            }
        """)

        # Header using the PanelHeader widget
        header = PanelHeader(
            title="Recent Quality Tests",
            color="#34495e"  # Dark gray for history
        )
        layout.addWidget(header)

        # Content area
        content = QWidget()
        content.setStyleSheet("""
            background-color: #2c3e50;
            border: 1px solid #34495e;
            border-top: none;
        """)

        content_layout = QVBoxLayout(content)
        content_layout.setContentsMargins(10, 10, 10, 10)
        content_layout.setSpacing(10)

        # Create and populate the history table
        self._create_history_table(content_layout)

        # Export button
        self._create_export_button(content_layout)

        layout.addWidget(content, 1)

    def _create_history_table(self, parent_layout):
        """Create the history table widget."""
        # Table widget
        self.history_table = QTableWidget()
        self.history_table.setColumnCount(5)
        self.history_table.setHorizontalHeaderLabels(["Time", "ID", "Grade", "Score", "Defects"])

        # Configure table appearance
        self.history_table.setAlternatingRowColors(True)
        self.history_table.setSelectionBehavior(QTableWidget.SelectRows)
        self.history_table.setSelectionMode(QTableWidget.SingleSelection)
        self.history_table.setFocusPolicy(Qt.NoFocus)

        # Set column widths
        self.history_table.horizontalHeader().setSectionResizeMode(0, QHeaderView.Fixed)
        self.history_table.horizontalHeader().setSectionResizeMode(1, QHeaderView.Fixed)
        self.history_table.horizontalHeader().setSectionResizeMode(2, QHeaderView.Fixed)
        self.history_table.horizontalHeader().setSectionResizeMode(3, QHeaderView.Fixed)
        self.history_table.horizontalHeader().setSectionResizeMode(4, QHeaderView.Fixed)

        self.history_table.setColumnWidth(0, 80)  # Time
        self.history_table.setColumnWidth(1, 70)  # ID
        self.history_table.setColumnWidth(2, 50)  # Grade
        self.history_table.setColumnWidth(3, 70)  # Score
        self.history_table.setColumnWidth(4, 70)  # Defects

        # Hide vertical header (row numbers)
        self.history_table.verticalHeader().setVisible(False)

        # Style the table
        self.history_table.setStyleSheet("""
            QTableWidget {
                background-color: #34495e;
                border: 1px solid #4a5f7a;
                border-radius: 5px;
                gridline-color: #4a5f7a;
                selection-background-color: #3498db;
            }
            QHeaderView::section {
                background-color: #2c3e50;
                color: #ecf0f1;
                padding: 8px;
                border: none;
                font-weight: bold;
                font-size: 10px;
            }
            QTableWidget::item {
                padding: 5px;
                color: #ecf0f1;
                border: none;
            }
            QTableWidget::item:selected {
                background-color: #3498db;
                color: white;
            }
        """)

        # Populate with sample data
        self._populate_sample_data()

        parent_layout.addWidget(self.history_table)

    def _populate_sample_data(self):
        """Populate table with sample history data."""
        # Sample test history data
        sample_data = [
            ("14:32:15", "Q-0032", "B", "78.5%", "2", "#f39c12"),
            ("14:28:10", "Q-0031", "A", "94.2%", "0", "#27ae60"),
            ("14:24:55", "Q-0030", "C", "52.8%", "5", "#e74c3c"),
            ("14:20:33", "Q-0029", "A", "91.7%", "1", "#27ae60"),
            ("14:16:12", "Q-0028", "B", "76.3%", "3", "#f39c12"),
            ("14:12:45", "Q-0027", "A", "89.4%", "0", "#27ae60"),
            ("14:08:22", "Q-0026", "B", "81.1%", "2", "#f39c12"),
            ("14:04:18", "Q-0025", "C", "45.9%", "7", "#e74c3c")
        ]

        self.history_table.setRowCount(len(sample_data))

        for row, (time, test_id, grade, score, defects, color) in enumerate(sample_data):
            # Time column
            time_item = QTableWidgetItem(time)
            time_item.setTextAlignment(Qt.AlignCenter)
            self.history_table.setItem(row, 0, time_item)

            # ID column
            id_item = QTableWidgetItem(test_id)
            id_item.setTextAlignment(Qt.AlignCenter)
            self.history_table.setItem(row, 1, id_item)

            # Grade column (color-coded widget)
            grade_item = QTableWidgetItem(grade)
            grade_item.setTextAlignment(Qt.AlignCenter)
            grade_item.setBackground(QColor(color))
            grade_item.setForeground(QColor("white"))
            self.history_table.setItem(row, 2, grade_item)

            # Score column
            score_item = QTableWidgetItem(score)
            score_item.setTextAlignment(Qt.AlignCenter)
            self.history_table.setItem(row, 3, score_item)

            # Defects column
            defects_item = QTableWidgetItem(defects)
            defects_item.setTextAlignment(Qt.AlignCenter)
            defects_item.setForeground(QColor(color))
            self.history_table.setItem(row, 4, defects_item)

        self.test_history = sample_data

    def _create_export_button(self, parent_layout):
        """Create the export results button."""
        self.export_btn = QPushButton("EXPORT RESULTS")
        self.export_btn.setFixedHeight(30)
        self.export_btn.setFont(QFont("Arial", 10, QFont.Bold))
        self.export_btn.setStyleSheet("""
            QPushButton {
                background-color: #9b59b6;
                color: white;
                border: 1px solid #8e44ad;
                border-radius: 3px;
                font-size: 10px;
                font-weight: bold;
                padding: 5px 15px;
            }
            QPushButton:hover {
                background-color: #8e44ad;
                border-color: #7d3c98;
            }
            QPushButton:pressed {
                background-color: #7d3c98;
                padding-top: 7px;
            }
            QPushButton:disabled {
                background-color: #7f8c8d;
                border-color: #95a5a6;
                color: #bdc3c7;
            }
        """)

        # For now, just show placeholder functionality
        self.export_btn.setToolTip("Export functionality - Coming soon")
        self.export_btn.clicked.connect(self._export_results)

        parent_layout.addWidget(self.export_btn)

    def _export_results(self):
        """Handle export button click (placeholder)."""
        # Placeholder for future export functionality
        print("Export functionality - Coming soon!")

    def add_test_result(self, time, test_id, grade, score, defects):
        """Add a new test result to the history."""
        # Add to beginning of list (most recent first)
        color = self._get_grade_color(grade)
        new_result = (time, test_id, grade, score, defects, color)

        self.test_history.insert(0, new_result)

        # Keep only last 50 results
        if len(self.test_history) > 50:
            self.test_history = self.test_history[:50]

        # Refresh table
        self._refresh_table()

    def _get_grade_color(self, grade):
        """Get color code for grade."""
        grade_colors = {
            'A': '#27ae60',
            'B': '#f39c12',
            'C': '#e74c3c'
        }
        return grade_colors.get(grade, '#95a5a6')

    def _refresh_table(self):
        """Refresh the table display."""
        self.history_table.setRowCount(len(self.test_history))

        for row, (time, test_id, grade, score, defects, color) in enumerate(self.test_history):
            # Time column
            time_item = QTableWidgetItem(time)
            time_item.setTextAlignment(Qt.AlignCenter)
            self.history_table.setItem(row, 0, time_item)

            # ID column
            id_item = QTableWidgetItem(test_id)
            id_item.setTextAlignment(Qt.AlignCenter)
            self.history_table.setItem(row, 1, id_item)

            # Grade column (color-coded)
            grade_item = QTableWidgetItem(grade)
            grade_item.setTextAlignment(Qt.AlignCenter)
            grade_item.setBackground(QColor(color))
            grade_item.setForeground(QColor("white"))
            self.history_table.setItem(row, 2, grade_item)

            # Score column
            score_item = QTableWidgetItem(score)
            score_item.setTextAlignment(Qt.AlignCenter)
            self.history_table.setItem(row, 3, score_item)

            # Defects column
            defects_item = QTableWidgetItem(defects)
            defects_item.setTextAlignment(Qt.AlignCenter)
            defects_item.setForeground(QColor(color))
            self.history_table.setItem(row, 4, defects_item)

    def clear_history(self):
        """Clear all test history."""
        self.test_history = []
        self.history_table.setRowCount(0)

    def get_recent_tests(self, count=10):
        """Get the most recent test results."""
        return self.test_history[:count]