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use anyhow::anyhow;

use gpui::{AssetSource, Result, SharedString};
use rust_embed::RustEmbed;

#[derive(RustEmbed)]
#[folder = "../../assets"]
#[include = "fonts/**/*"]
#[include = "icons/**/*"]
#[include = "themes/**/*"]
#[exclude = "themes/src/*"]
#[include = "sounds/**/*"]
#[include = "*.md"]
#[exclude = "*.DS_Store"]
pub struct Assets;

impl AssetSource for Assets {
    fn load(&self, path: &str) -> Result<std::borrow::Cow<[u8]>> {
        Self::get(path)
            .map(|f| f.data)
            .ok_or_else(|| anyhow!("could not find asset at path \"{}\"", path))
    }

    fn list(&self, path: &str) -> Result<Vec<SharedString>> {
        Ok(Self::iter()
            .filter_map(|p| {
                if p.starts_with(path) {
                    Some(p.into())
                } else {
                    None
                }
            })
            .collect())
    }
}