# ---------------------------------------------------------------------------
# Satelliten-Tabelle
# ---------------------------------------------------------------------------
from PyQt5.QtGui import QColor
from PyQt5.QtWidgets import QTableWidget, QHeaderView, QTableWidgetItem

# ---------------------------------------------------------------------------
# UBX Protokoll-Konstanten
# ---------------------------------------------------------------------------
GNSS_NAMES = {
    0: "GPS",
    1: "SBAS",
    2: "Galileo",
    3: "BeiDou",
    4: "IMES",
    5: "QZSS",
    6: "GLONASS",
    7: "NavIC"
}

GNSS_COLORS = {
    0: QColor("#1E90FF"),
    1: QColor("#FFA500"),
    2: QColor("#00C853"),
    3: QColor("#E53935"),
    4: QColor("#9C27B0"),
    5: QColor("#00BCD4"),
    6: QColor("#FF4081"),
    7: QColor("#808080")
}

class SatelliteTable(QTableWidget):
    HEADERS = ["GNSS", "SV", "Elevation", "Azimut", "C/N₀ (dB)", "Genutzt"]

    def __init__(self, parent=None):
        super().__init__(0, len(self.HEADERS), parent)
        self.setHorizontalHeaderLabels(self.HEADERS)
        self.horizontalHeader().setSectionResizeMode(QHeaderView.Stretch)
        self.setStyleSheet("""
            QTableWidget {
                background-color: #0d1b2a; color: #cccccc;
                gridline-color: #2a4a6a; font-family: monospace; font-size: 11px;
            }
            QHeaderView::section {
                background-color: #1a3a5c; color: #7ab7d4; padding: 4px;
            }
        """)
        self.setEditTriggers(QTableWidget.NoEditTriggers)
        self.setSelectionBehavior(QTableWidget.SelectRows)

    def update_satellites(self, sats: list):
        self.setRowCount(0)
        for sat in sorted(sats, key=lambda s: (s["gnssId"], s["svId"])):
            row = self.rowCount()
            self.insertRow(row)
            color = GNSS_COLORS.get(sat["gnssId"], QColor("#ffffff"))
            vals  = [
                GNSS_NAMES.get(sat["gnssId"], f"?({sat['gnssId']})"),
                str(sat["svId"]),
                f"{sat['elev']}°",
                f"{sat['azim']}°",
                str(sat["cno"]),
                "✓" if sat["used"] else "–",
            ]
            for col, val in enumerate(vals):
                item = QTableWidgetItem(val)
                item.setForeground(color if col == 0 else QColor("#cccccc"))
                if sat["used"]:
                    item.setBackground(QColor("#0d2a1a"))
                self.setItem(row, col, item)