fixed generics

canvas/src/data_provider.rs

@@ -24,7 +24,7 @@ pub trait DataProvider {
     }
 
     /// Get display value (for password masking, etc.) - optional
-    fn display_value(&self, index: usize) -> Option<&str> {
+    fn display_value(&self, _index: usize) -> Option<&str> {
         None // Default: use actual value
     }
 }
@@ -32,16 +32,13 @@ pub trait DataProvider {
 /// Optional: User implements this for autocomplete data
 #[async_trait]
 pub trait AutocompleteProvider {
-    type SuggestionData: Clone + Send + 'static;
-    
     /// Fetch autocomplete suggestions (user's business logic)
     async fn fetch_suggestions(&mut self, field_index: usize, query: &str)
-        -> Result<Vec<SuggestionItem<Self::SuggestionData>>>;
+        -> Result<Vec<SuggestionItem>>;
 }
 
 #[derive(Debug, Clone)]
-pub struct SuggestionItem<T> {
-    pub data: T,
+pub struct SuggestionItem {
     pub display_text: String,
     pub value_to_store: String,
 }

canvas/src/editor.rs

@@ -15,7 +15,7 @@ pub struct FormEditor<D: DataProvider> {
     data_provider: D,
 
     // Autocomplete suggestions (library manages UI, user provides data)
-    pub(crate) suggestions: Vec<SuggestionItem<String>>,
+    pub(crate) suggestions: Vec<SuggestionItem>,
 }
 
 impl<D: DataProvider> FormEditor<D> {
@@ -72,7 +72,7 @@ impl<D: DataProvider> FormEditor<D> {
     }
 
     /// Get autocomplete suggestions for rendering (read-only)
-    pub fn suggestions(&self) -> &[SuggestionItem<String>] {
+    pub fn suggestions(&self) -> &[SuggestionItem] {
         &self.suggestions
     }
 
@@ -161,7 +161,6 @@ impl<D: DataProvider> FormEditor<D> {
     pub async fn trigger_autocomplete<A>(&mut self, provider: &mut A) -> Result<()>
     where
         A: AutocompleteProvider,
-        A::SuggestionData: std::fmt::Debug,  // Change from Display to Debug
     {
         let field_index = self.ui_state.current_field;
 
@@ -172,18 +171,9 @@ impl<D: DataProvider> FormEditor<D> {
         // Activate autocomplete UI
         self.ui_state.activate_autocomplete(field_index);
 
-        // Fetch suggestions from user
+        // Fetch suggestions from user (no conversion needed!)
         let query = self.current_text();
-        let suggestions = provider.fetch_suggestions(field_index, query).await?;
-        
-        // Convert to library's format (could be avoided with better generics)
-        self.suggestions = suggestions.into_iter()
-            .map(|item| SuggestionItem {
-                data: format!("{:?}", item.data), // Use Debug formatting instead
-                display_text: item.display_text,
-                value_to_store: item.value_to_store,
-            })
-            .collect();
+        self.suggestions = provider.fetch_suggestions(field_index, query).await?;
 
         // Update UI state
         self.ui_state.autocomplete.is_loading = false;