from PyQt6.QtWidgets import QSlider, QToolTip
from PyQt6.QtCore import Qt


class ClickableSlider(QSlider):
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self._get_tooltip_text = None
        self.setMouseTracking(True)

    def set_tooltip_provider(self, provider_func):
        self._get_tooltip_text = provider_func

    def mousePressEvent(self, event):
        super().mousePressEvent(event)
        if event.button() == Qt.MouseButton.LeftButton:
            val = 0
            if self.orientation() == Qt.Orientation.Horizontal:
                if self.width() > 0:
                    val = self.minimum() + ((self.maximum() - self.minimum()) * event.pos().x()) / self.width()
            else:
                if self.height() > 0:
                    val = self.minimum() + ((self.maximum() - self.minimum()) * (self.height() - event.pos().y())) / self.height()
            
            val = max(self.minimum(), min(self.maximum(), int(val)))
            self.setValue(val)
            self.sliderMoved.emit(val)

            if self._get_tooltip_text:
                text = self._get_tooltip_text(val)
                if text:
                    QToolTip.showText(event.globalPosition().toPoint(), text, self)

    def mouseMoveEvent(self, event):
        super().mouseMoveEvent(event)
        if self._get_tooltip_text and self.width() > 0:
            hover_val = self.minimum() + ((self.maximum() - self.minimum()) * event.pos().x()) / self.width()
            hover_val = max(self.minimum(), min(self.maximum(), int(hover_val)))
            text = self._get_tooltip_text(hover_val)
            if text:
                QToolTip.showText(event.globalPosition().toPoint(), text, self)

    def mouseReleaseEvent(self, event):
        super().mouseReleaseEvent(event)
        if event.button() == Qt.MouseButton.LeftButton:
            # Explicitly emit sliderReleased on mouse release
            # to ensure single clicks on the track also trigger the release logic
            self.sliderReleased.emit()