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@ -69,14 +69,17 @@ impl menu::Item for CompletionItem {
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/// Wraps a Menu.
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pub struct Completion {
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popup: Popup<Menu<CompletionItem>>,
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start_offset: usize,
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trigger_offset: usize,
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// TODO: maintain a completioncontext with trigger kind & trigger char
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}
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impl Completion {
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pub fn new(
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editor: &Editor,
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items: Vec<CompletionItem>,
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offset_encoding: helix_lsp::OffsetEncoding,
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start_offset: usize,
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trigger_offset: usize,
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) -> Self {
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// let items: Vec<CompletionItem> = Vec::new();
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@ -175,16 +178,22 @@ impl Completion {
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};
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});
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let popup = Popup::new(menu);
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Self {
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let mut completion = Self {
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popup,
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start_offset,
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trigger_offset,
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}
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};
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// need to recompute immediately in case start_offset != trigger_offset
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completion.recompute_filter(editor);
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completion
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}
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pub fn update(&mut self, cx: &mut commands::Context) {
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pub fn recompute_filter(&mut self, editor: &Editor) {
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// recompute menu based on matches
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let menu = self.popup.contents_mut();
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let (view, doc) = current!(cx.editor);
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let (view, doc) = current_ref!(editor);
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// cx.hooks()
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// cx.add_hook(enum type, ||)
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@ -200,14 +209,18 @@ impl Completion {
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.selection(view.id)
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.primary()
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.cursor(doc.text().slice(..));
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if self.trigger_offset <= cursor {
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let fragment = doc.text().slice(self.trigger_offset..cursor);
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if self.start_offset <= cursor {
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let fragment = doc.text().slice(self.start_offset..cursor);
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let text = Cow::from(fragment);
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// TODO: logic is same as ui/picker
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menu.score(&text);
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}
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}
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pub fn update(&mut self, cx: &mut commands::Context) {
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self.recompute_filter(cx.editor)
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}
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pub fn is_empty(&self) -> bool {
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self.popup.contents().is_empty()
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}
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