Extractor rewrite

crates/pile-value/src/extract/item/epub/mod.rs

@@ -0,0 +1,46 @@
+use pile_config::Label;
+use std::sync::Arc;
+
+mod epub_meta;
+pub use epub_meta::*;
+
+mod epub_text;
+pub use epub_text::*;
+
+use crate::{
+	extract::traits::ObjectExtractor,
+	value::{Item, PileValue},
+};
+
+pub struct EpubExtractor {
+	text: Arc<EpubTextExtractor>,
+	meta: Arc<EpubMetaExtractor>,
+}
+
+impl EpubExtractor {
+	pub fn new(item: &Item) -> Self {
+		Self {
+			text: Arc::new(EpubTextExtractor::new(item)),
+			meta: Arc::new(EpubMetaExtractor::new(item)),
+		}
+	}
+}
+
+#[async_trait::async_trait]
+impl ObjectExtractor for EpubExtractor {
+	async fn field(&self, name: &pile_config::Label) -> Result<Option<PileValue>, std::io::Error> {
+		match name.as_str() {
+			"text" => self.text.field(name).await,
+			"meta" => Ok(Some(PileValue::ObjectExtractor(self.meta.clone()))),
+			_ => Ok(None),
+		}
+	}
+
+	#[expect(clippy::unwrap_used)]
+	async fn fields(&self) -> Result<Vec<Label>, std::io::Error> {
+		Ok(vec![
+			Label::new("text").unwrap(),
+			Label::new("meta").unwrap(),
+		])
+	}
+}