#sn_basis/ui/tabs/settings_tab.py
from sn_basis.functions.qt_wrapper import (
    QWidget,
    QGridLayout,
    QLabel,
    QLineEdit,
    QGroupBox,
    QVBoxLayout,
    QPushButton,
)
from sn_basis.functions.settings_logic import SettingsLogic


class SettingsTab(QWidget):
    tab_title = "Projekteigenschaften"

    def __init__(self, parent=None):
        super().__init__(parent)
        self.logic = SettingsLogic()

        main_layout = QVBoxLayout()

        # -----------------------------
        # Definition der Felder
        # -----------------------------
        self.user_fields = {
            "amt": "Amt:",
            "behoerde": "Behörde:",
            "landkreis_user": "Landkreis:",
            "sachgebiet": "Sachgebiet:",
        }

        self.project_fields = {
            "bezeichnung": "Bezeichnung:",
            "verfahrensnummer": "Verfahrensnummer:",
            "gemeinden": "Gemeinde(n):",
            "landkreise_proj": "Landkreis(e):",
        }

        # -----------------------------
        # Benutzerspezifische Festlegungen
        # -----------------------------
        user_group = QGroupBox("Benutzerspezifische Festlegungen")
        user_layout = QGridLayout()
        self.user_inputs = {}

        for row, (key, label) in enumerate(self.user_fields.items()):
            input_widget = QLineEdit()
            self.user_inputs[key] = input_widget

            user_layout.addWidget(QLabel(label), row, 0)
            user_layout.addWidget(input_widget, row, 1)

        user_group.setLayout(user_layout)

        # -----------------------------
        # Projektspezifische Festlegungen
        # -----------------------------
        project_group = QGroupBox("Projektspezifische Festlegungen")
        project_layout = QGridLayout()
        self.project_inputs = {}

        for row, (key, label) in enumerate(self.project_fields.items()):
            input_widget = QLineEdit()
            self.project_inputs[key] = input_widget

            project_layout.addWidget(QLabel(label), row, 0)
            project_layout.addWidget(input_widget, row, 1)

        project_group.setLayout(project_layout)

        # -----------------------------
        # Speichern-Button
        # -----------------------------
        save_button = QPushButton("Speichern")
        save_button.clicked.connect(self.save_data)

        # -----------------------------
        # Layout zusammenfügen
        # -----------------------------
        main_layout.addWidget(user_group)
        main_layout.addWidget(project_group)
        main_layout.addStretch()
        main_layout.addWidget(save_button)

        self.setLayout(main_layout)

        # Daten laden
        self.load_data()

    # ---------------------------------------------------------
    # Speichern
    # ---------------------------------------------------------
    def save_data(self):
        fields = {
            key: widget.text()
            for key, widget in {**self.user_inputs, **self.project_inputs}.items()
        }
        self.logic.save(fields)

    # ---------------------------------------------------------
    # Laden
    # ---------------------------------------------------------
    def load_data(self):
        data = self.logic.load()
        for key, widget in {**self.user_inputs, **self.project_inputs}.items():
            widget.setText(data.get(key, ""))