feat: support querying label with paper name in bib items (#365)

* feat: support querying label with paper name in bib items

* dev: distinguish ref and bib title

* dev: distinguish ref and bib title 2

---------

Co-authored-by: Myriad-Dreamin <camiyoru@gmail.com>

crates/tinymist-query/src/analysis/track_values.rs

@@ -86,6 +86,8 @@ pub struct DynLabel {
     pub label_desc: Option<EcoString>,
     /// Additional details about the label.
     pub detail: Option<EcoString>,
+    /// The title of the bibliography entry. Not present for non-bibliography labels.
+    pub bib_title: Option<EcoString>,
 }
 
 /// Find all labels and details for them.
@@ -119,6 +121,7 @@ pub fn analyze_labels(document: &Document) -> (Vec<DynLabel>, usize) {
                 eco_format!("{}(..)", elem.func().name())
             }),
             detail: Some(details),
+            bib_title: None,
         });
     }
 
@@ -129,7 +132,8 @@ pub fn analyze_labels(document: &Document) -> (Vec<DynLabel>, usize) {
         output.push(DynLabel {
             label: Label::new(&key),
             label_desc: detail.clone(),
-            detail,
+            detail: detail.clone(),
+            bib_title: detail,
         });
     }
 

crates/tinymist-query/src/completion.rs

@@ -215,6 +215,7 @@ impl StatefulRequest for CompletionRequest {
                     kind: Some(completion_kind(typst_completion.kind.clone())),
                     detail: typst_completion.detail.as_ref().map(String::from),
                     sort_text: typst_completion.sort_text.as_ref().map(String::from),
+                    filter_text: typst_completion.filter_text.as_ref().map(String::from),
                     label_details: typst_completion.label_detail.as_ref().map(|e| {
                         CompletionItemLabelDetails {
                             detail: None,
@@ -256,6 +257,7 @@ pub(crate) fn completion_kind(typst_completion_kind: TypstCompletionKind) -> Lsp
         TypstCompletionKind::Field => LspCompletionKind::FIELD,
         TypstCompletionKind::Variable => LspCompletionKind::VARIABLE,
         TypstCompletionKind::Constant => LspCompletionKind::CONSTANT,
+        TypstCompletionKind::Reference => LspCompletionKind::REFERENCE,
         TypstCompletionKind::Symbol(_) => LspCompletionKind::FIELD,
         TypstCompletionKind::Type => LspCompletionKind::CLASS,
         TypstCompletionKind::Module => LspCompletionKind::MODULE,

crates/tinymist-query/src/upstream/complete.rs

@@ -62,6 +62,8 @@ pub struct Completion {
     pub label_detail: Option<EcoString>,
     /// The label the completion is shown with.
     pub sort_text: Option<EcoString>,
+    /// The composed text used for filtering.
+    pub filter_text: Option<EcoString>,
     /// The completed version of the input, possibly described with snippet
     /// syntax like `${lhs} + ${rhs}`.
     ///
@@ -90,6 +92,8 @@ pub enum CompletionKind {
     /// A constant.
     #[default]
     Constant,
+    /// A reference.
+    Reference,
     /// A symbol.
     Symbol(char),
     /// A variable.
@@ -1107,10 +1111,12 @@ impl<'a, 'w> CompletionContext<'a, 'w> {
             label,
             label_desc,
             detail,
+            bib_title,
         } in labels.into_iter().skip(skip).take(take)
         {
-            self.completions.push(Completion {
-                kind: CompletionKind::Constant,
+            let label: EcoString = label.as_str().into();
+            let completion = Completion {
+                kind: CompletionKind::Reference,
                 apply: (open || close).then(|| {
                     eco_format!(
                         "{}{}{}",
@@ -1119,11 +1125,25 @@ impl<'a, 'w> CompletionContext<'a, 'w> {
                         if close { ">" } else { "" }
                     )
                 }),
-                label_detail: label_desc,
-                label: label.as_str().into(),
-                detail,
+                label: label.clone(),
+                label_detail: label_desc.clone(),
+                filter_text: Some(label.clone()),
+                detail: detail.clone(),
                 ..Completion::default()
-            });
+            };
+
+            if let Some(bib_title) = bib_title {
+                self.completions.push(Completion {
+                    kind: CompletionKind::Constant,
+                    label: bib_title.clone(),
+                    label_detail: Some(label),
+                    filter_text: Some(bib_title),
+                    detail,
+                    ..completion.clone()
+                });
+            }
+
+            self.completions.push(completion);
         }
     }
 

crates/tinymist-query/src/upstream/tooltip.rs

@@ -165,6 +165,7 @@ fn label_tooltip(document: &Document, leaf: &LinkedNode) -> Option<Tooltip> {
         label,
         label_desc: _,
         detail,
+        ..
     } in analyze_labels(document).0
     {
         if label.as_str() == target {