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// Take a look at the license at the top of the repository in the LICENSE file.

use crate::{prelude::*, CellArea, CellRenderer};
use glib::{translate::*, value::FromValue, IntoGStr, Value};

// rustdoc-stripper-ignore-next
/// Trait containing manually implemented methods of [`CellArea`](crate::CellArea).
#[cfg_attr(feature = "v4_10", deprecated = "Since 4.10")]
#[allow(deprecated)]
pub trait CellAreaExtManual {
    /// Adds @renderer to @self, setting cell properties at the same time.
    /// See gtk_cell_area_add() and gtk_cell_area_cell_set() for more details.
    ///
    /// # Deprecated since 4.10
    ///
    /// ## `renderer`
    /// a [`CellRenderer`][crate::CellRenderer] to be placed inside @self
    /// ## `first_prop_name`
    /// the name of the first cell property to set
    #[doc(alias = "gtk_cell_area_add_with_properties")]
    fn add_with_properties(
        &self,
        renderer: &impl IsA<CellRenderer>,
        properties: &[(&str, &dyn ToValue)],
    );

    #[doc(alias = "gtk_cell_area_cell_get_valist")]
    #[doc(alias = "gtk_cell_area_cell_get_property")]
    fn cell_get_value(
        &self,
        renderer: &impl IsA<CellRenderer>,
        property_name: impl IntoGStr,
    ) -> glib::Value;

    // rustdoc-stripper-ignore-next
    /// Similar to [`Self::cell_get_value`] but panics if the value is of a different type.
    #[doc(alias = "gtk_cell_area_cell_get_valist")]
    #[doc(alias = "gtk_cell_area_cell_get_property")]
    fn cell_get<V: for<'b> FromValue<'b> + 'static>(
        &self,
        renderer: &impl IsA<CellRenderer>,
        property_name: impl IntoGStr,
    ) -> V;

    #[doc(alias = "gtk_cell_area_cell_set_valist")]
    #[doc(alias = "gtk_cell_area_cell_set_property")]
    fn cell_set(
        &self,
        renderer: &impl IsA<CellRenderer>,
        property_name: impl IntoGStr,
        value: impl Into<Value>,
    );
}

impl<O: IsA<CellArea>> CellAreaExtManual for O {
    fn add_with_properties(
        &self,
        renderer: &impl IsA<CellRenderer>,
        properties: &[(&str, &dyn ToValue)],
    ) {
        self.as_ref().add(renderer);
        properties.iter().for_each(|(property_name, value)| {
            self.as_ref().cell_set(renderer, *property_name, *value);
        });
    }

    fn cell_get_value(
        &self,
        renderer: &impl IsA<CellRenderer>,
        property_name: impl IntoGStr,
    ) -> glib::Value {
        unsafe {
            property_name.run_with_gstr(|property_name| {
                let cell_class = glib::Class::<CellArea>::from_type(O::static_type()).unwrap();
                let pspec: Option<glib::ParamSpec> =
                    from_glib_none(ffi::gtk_cell_area_class_find_cell_property(
                        cell_class.as_ref() as *const _ as *mut ffi::GtkCellAreaClass,
                        property_name.as_ptr(),
                    ));
                let pspec = pspec.unwrap_or_else(|| {
                    panic!("The CellArea property {property_name} doesn't exists")
                });
                let mut value = glib::Value::from_type(pspec.value_type());
                ffi::gtk_cell_area_cell_get_property(
                    self.as_ref().to_glib_none().0,
                    renderer.as_ref().to_glib_none().0,
                    property_name.as_ptr(),
                    value.to_glib_none_mut().0,
                );
                value
            })
        }
    }

    fn cell_get<V: for<'b> FromValue<'b> + 'static>(
        &self,
        renderer: &impl IsA<CellRenderer>,
        property_name: impl IntoGStr,
    ) -> V {
        let value = self.cell_get_value(renderer, property_name);
        value
            .get_owned::<V>()
            .expect("Failed to get value of renderer")
    }

    fn cell_set(
        &self,
        renderer: &impl IsA<CellRenderer>,
        property_name: impl IntoGStr,
        value: impl Into<Value>,
    ) {
        unsafe {
            property_name.run_with_gstr(|property_name| {
                let cell_class = glib::Class::<CellArea>::from_type(O::static_type()).unwrap();
                let pspec: Option<glib::ParamSpec> =
                    from_glib_none(ffi::gtk_cell_area_class_find_cell_property(
                        cell_class.as_ref() as *const _ as *mut ffi::GtkCellAreaClass,
                        property_name.as_ptr(),
                    ));
                let pspec = pspec.unwrap_or_else(|| {
                    panic!("The CellArea property {property_name} doesn't exists")
                });

                let value = value.into();
                assert!(
                    pspec.value_type().is_a(value.type_()),
                    "The CellArea property's value is of wrong type. Expected '{}' but got '{}'",
                    pspec.value_type(),
                    value.type_()
                );

                ffi::gtk_cell_area_cell_set_property(
                    self.as_ref().to_glib_none().0,
                    renderer.as_ref().to_glib_none().0,
                    property_name.as_ptr(),
                    value.to_glib_none().0,
                );
            })
        }
    }
}