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use crate::{
    widget,
    widget::{
        component::WidgetAlpha,
        context::WidgetContext,
        node::WidgetNode,
        unit::image::{ImageBoxAspectRatio, ImageBoxMaterial, ImageBoxNode, ImageBoxSizeValue},
        utils::Transform,
    },
};
use serde::{Deserialize, Serialize};

#[derive(Debug, Default, Clone, Serialize, Deserialize)]
pub struct ImageBoxProps {
    #[serde(default)]
    pub width: ImageBoxSizeValue,
    #[serde(default)]
    pub height: ImageBoxSizeValue,
    #[serde(default)]
    #[serde(skip_serializing_if = "Option::is_none")]
    pub content_keep_aspect_ratio: Option<ImageBoxAspectRatio>,
    #[serde(default)]
    pub material: ImageBoxMaterial,
    #[serde(default)]
    pub transform: Transform,
}
implement_props_data!(ImageBoxProps);

pub fn image_box(context: WidgetContext) -> WidgetNode {
    let WidgetContext {
        id,
        props,
        shared_props,
        ..
    } = context;

    let ImageBoxProps {
        width,
        height,
        content_keep_aspect_ratio,
        mut material,
        transform,
    } = props.read_cloned_or_default();

    let alpha = shared_props.read_cloned_or_default::<WidgetAlpha>().0;
    match &mut material {
        ImageBoxMaterial::Color(image) => {
            image.color.a *= alpha;
        }
        ImageBoxMaterial::Image(image) => {
            image.tint.a *= alpha;
        }
        _ => {}
    }

    widget! {{{
        ImageBoxNode {
            id: id.to_owned(),
            props: props.clone(),
            width,
            height,
            content_keep_aspect_ratio,
            material,
            transform,
        }
    }}}
}