use crate::prelude::*;use gpui::{Animation, AnimationExt, FontWeight};use std::time::Duration; #[derive(IntoElement)]pub struct LoadingLabel {    base: Label,    text: SharedString,} impl LoadingLabel {    pub fn new(text: impl Into<SharedString>) -> Self {        let text = text.into();        LoadingLabel {            base: Label::new(text.clone()),            text,        }    }} impl LabelCommon for LoadingLabel {    fn size(mut self, size: LabelSize) -> Self {        self.base = self.base.size(size);        self    }     fn weight(mut self, weight: FontWeight) -> Self {        self.base = self.base.weight(weight);        self    }     fn line_height_style(mut self, line_height_style: LineHeightStyle) -> Self {        self.base = self.base.line_height_style(line_height_style);        self    }     fn color(mut self, color: Color) -> Self {        self.base = self.base.color(color);        self    }     fn strikethrough(mut self) -> Self {        self.base = self.base.strikethrough();        self    }     fn italic(mut self) -> Self {        self.base = self.base.italic();        self    }     fn alpha(mut self, alpha: f32) -> Self {        self.base = self.base.alpha(alpha);        self    }     fn underline(mut self) -> Self {        self.base = self.base.underline();        self    }     fn truncate(mut self) -> Self {        self.base = self.base.truncate();        self    }     fn single_line(mut self) -> Self {        self.base = self.base.single_line();        self    }     fn buffer_font(mut self, cx: &App) -> Self {        self.base = self.base.buffer_font(cx);        self    }     fn inline_code(mut self, cx: &App) -> Self {        self.base = self.base.inline_code(cx);        self    }} impl RenderOnce for LoadingLabel {    fn render(self, _window: &mut Window, _cx: &mut App) -> impl IntoElement {        let text = self.text.clone();         self.base.color(Color::Muted).with_animations(            "loading_label",            vec![                Animation::new(Duration::from_secs(1)),                Animation::new(Duration::from_secs(1)).repeat(),            ],            move |mut label, animation_ix, delta| {                match animation_ix {                    0 => {                        let byte_end =                            text.floor_char_boundary((delta * text.len() as f32).ceil() as usize);                        let visible_text = SharedString::new(&text[0..byte_end]);                        label.set_text(visible_text);                    }                    1 => match delta {                        ..0.25 => label.set_text(text.clone()),                        ..0.5 => label.set_text(format!("{}.", text)),                        ..0.75 => label.set_text(format!("{}..", text)),                        _ => label.set_text(format!("{}...", text)),                    },                    _ => {}                }                label            },        )    }}