Changed icons and other minor changes

lib/ai/formula_list.dart

@@ -81,23 +81,6 @@ class _FormulaListState extends State<FormulaList> {
     }
   }
 
-  void _editFormula(Formula formula) {
-    Navigator.push(
-      context,
-      MaterialPageRoute(
-        builder: (context) => FormulaEditor(
-          formula: formula,
-          corpus: widget.corpus,
-          onSave: (updatedFormula){
-            setState((){
-              // THIS UPDATES THE FORMULA LIST
-            });
-          }
-        ),
-      ),
-    );
-  }
-
   void _copyFormula(Formula formula) async {
     try {
       final exportString = _formulaAndDependenciesToExportStringLiteral(formula);
@@ -137,22 +120,6 @@ class _FormulaListState extends State<FormulaList> {
     );
   }
 
-  void _importFromText() {
-    Navigator.push(
-      context,
-      MaterialPageRoute(
-        builder: (context) => ImportFromTextScreen(
-          corpus: widget.corpus,
-        ),
-      ),
-    ).then((result) {
-      if (result == true) {
-        setState(() {
-          // Refresh the list when returning from import
-        });
-      }
-    });
-  }
 
   @override
   Widget build(BuildContext context) {
@@ -183,13 +150,9 @@ class _FormulaListState extends State<FormulaList> {
                 trailing: Row(
                   mainAxisSize: MainAxisSize.min,
                   children: [
-                    IconButton(
-                      icon: const Icon(Icons.edit),
-                      onPressed: () => _editFormula(formula),
-                      tooltip: 'Edit Formula',
-                    ),
                     PopupMenuButton(
                       icon: const Icon(Icons.share),
+                      tooltip: 'Share or copy to clipboard',
                       onSelected: (value) {
                         if (value == 'share') {
                           _shareFormula(formula);

lib/ai/formula_screen.dart

@@ -121,14 +121,13 @@ class _FormulaScreenState extends State<FormulaScreen> {
       }
 
       late final dynamic result;
-      //if( formula is DerivedFormula) {
+      if( formula is DerivedFormula) {
         result = formulaSolver(formula, formula.output.name, inputValues,);
-      //}
+      }
-      //else {
+      else {
-        // TODO: MAYBE ONLY FORMULASOLVER IS NECCESSARY"
+        final evaluator = FormulaEvaluator();
-        //final evaluator = FormulaEvaluator();
+        result = evaluator.evaluate(formula as Formula, inputValues);
-        //result = evaluator.evaluate(formula as Formula, inputValues);
+      }
-      //}
 
       // Convert output to selected unit if needed
       String? unit = formula.output.unit;
@@ -342,7 +341,7 @@ class _FormulaScreenState extends State<FormulaScreen> {
           children: [
             // Fixed width for field name
             SizedBox(
-              width: 150,
+              width: 50,
               child: Text(
                 formula.output.name,
                 overflow: TextOverflow.ellipsis,

lib/ai/import_preview_screen.dart

@@ -5,7 +5,6 @@ import 'package:d4rt_formulas/corpus.dart';
 import 'package:d4rt_formulas/ai/formula_editor.dart';
 import 'package:d4rt_formulas/services/import_service.dart';
 
-
 import 'package:flutter_code_editor/flutter_code_editor.dart';
 import 'package:flutter_highlight/themes/monokai-sublime.dart';
 import 'package:highlight/languages/dart.dart';
@@ -15,11 +14,7 @@ class ImportPreviewScreen extends StatefulWidget {
   final List<FormulaElement> elements;
   final Corpus corpus;
 
-  const ImportPreviewScreen({
+  const ImportPreviewScreen({super.key, required this.elements, required this.corpus});
-    super.key,
-    required this.elements,
-    required this.corpus,
-  });
 
   @override
   State<ImportPreviewScreen> createState() => _ImportPreviewScreenState();
@@ -52,9 +47,7 @@ class _ImportPreviewScreenState extends State<ImportPreviewScreen> {
             onSave: (updatedFormula) {
               // Update the element in the list
               setState(() {
-                final index = widget.elements.indexWhere(
+                final index = widget.elements.indexWhere((e) => e is Formula && e.uuid == updatedFormula.uuid);
-                  (e) => e is Formula && e.uuid == updatedFormula.uuid,
-                );
                 if (index != -1) {
                   widget.elements[index] = updatedFormula;
                 }
@@ -77,33 +70,27 @@ class _ImportPreviewScreenState extends State<ImportPreviewScreen> {
     }).toList();
 
     if (selectedElements.isEmpty) {
-      ScaffoldMessenger.of(context).showSnackBar(
+      ScaffoldMessenger.of(
-        const SnackBar(
+        context,
-          content: Text('No elements selected to import'),
+      ).showSnackBar(const SnackBar(content: Text('No elements selected to import'), backgroundColor: Colors.orange));
-          backgroundColor: Colors.orange,
-        ),
-      );
       return;
     }
 
     try {
       widget.corpus.loadFormulaElements(selectedElements, true);
-      
+
       ScaffoldMessenger.of(context).showSnackBar(
         SnackBar(
           content: Text('Imported ${selectedElements.length} element(s) successfully'),
           backgroundColor: Colors.green,
         ),
       );
-      
+
       Navigator.pop(context, true);
     } catch (e) {
-      ScaffoldMessenger.of(context).showSnackBar(
+      ScaffoldMessenger.of(
-        SnackBar(
+        context,
-          content: Text('Error importing: $e'),
+      ).showSnackBar(SnackBar(content: Text('Error importing: $e'), backgroundColor: Colors.red));
-          backgroundColor: Colors.red,
-        ),
-      );
     }
   }
 
@@ -115,23 +102,14 @@ class _ImportPreviewScreenState extends State<ImportPreviewScreen> {
     return Scaffold(
       appBar: AppBar(
         title: const Text('Import Preview'),
-        actions: [
+        actions: [IconButton(icon: const Icon(Icons.check), tooltip: 'Import Selected', onPressed: _importSelected)],
-          IconButton(
-            icon: const Icon(Icons.check),
-            tooltip: 'Import Selected',
-            onPressed: _importSelected,
-          ),
-        ],
       ),
       body: Column(
         children: [
           if (formulas.isEmpty && units.isEmpty)
             const Padding(
               padding: EdgeInsets.all(16.0),
-              child: Text(
+              child: Text('No formula elements found in the shared content', style: TextStyle(fontSize: 16)),
-                'No formula elements found in the shared content',
-                style: TextStyle(fontSize: 16),
-              ),
             )
           else
             Expanded(
@@ -139,25 +117,13 @@ class _ImportPreviewScreenState extends State<ImportPreviewScreen> {
                 children: [
                   if (formulas.isNotEmpty) ...[
                     const ListTile(
-                      title: Text(
+                      title: Text('Formulas', style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold)),
-                        'Formulas',
-                        style: TextStyle(
-                          fontSize: 18,
-                          fontWeight: FontWeight.bold,
-                        ),
-                      ),
                     ),
                     ...formulas.map((formula) => _buildFormulaTile(formula)),
                   ],
                   if (units.isNotEmpty) ...[
                     const ListTile(
-                      title: Text(
+                      title: Text('Units', style: TextStyle(fontSize: 18, fontWeight: FontWeight.bold)),
-                        'Units',
-                        style: TextStyle(
-                          fontSize: 18,
-                          fontWeight: FontWeight.bold,
-                        ),
-                      ),
                     ),
                     ...units.map((unit) => _buildUnitTile(unit)),
                   ],
@@ -171,7 +137,7 @@ class _ImportPreviewScreenState extends State<ImportPreviewScreen> {
 
   Widget _buildFormulaTile(Formula formula) {
     final isSelected = _selectedUuids.contains(formula.uuid);
-    
+
     return Card(
       margin: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
       child: ListTile(
@@ -189,9 +155,7 @@ class _ImportPreviewScreenState extends State<ImportPreviewScreen> {
         ),
         title: Text(formula.name),
         subtitle: Text(
-          formula.description?.isNotEmpty == true
+          formula.description?.isNotEmpty == true ? formula.description!.split('\n').first : 'No description',
-              ? formula.description!.split('\n').first
-              : 'No description',
           maxLines: 2,
           overflow: TextOverflow.ellipsis,
         ),
@@ -199,21 +163,22 @@ class _ImportPreviewScreenState extends State<ImportPreviewScreen> {
           mainAxisSize: MainAxisSize.min,
           children: [
             if (formula.tags.isNotEmpty)
-              Wrap(
+              SingleChildScrollView(
-                spacing: 4,
+                child: SizedBox(
-                children: formula.tags.take(3).map((tag) {
+                  width: 150,
-                  return Chip(
+                  child: Wrap(
-                    label: Text(tag, style: const TextStyle(fontSize: 10)),
+                    spacing: 4,
-                    padding: EdgeInsets.zero,
+                    children: formula.tags.take(10).map((tag) {
-                    materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
+                      return Chip(
-                  );
+                        label: Text(tag, style: const TextStyle(fontSize: 10)),
-                }).toList(),
+                        padding: EdgeInsets.zero,
+                        materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
+                      );
+                    }).toList(),
+                  ),
+                ),
               ),
-            IconButton(
+            IconButton(icon: const Icon(Icons.edit), tooltip: 'Edit', onPressed: () => _editFormulaElement(formula)),
-              icon: const Icon(Icons.edit),
-              tooltip: 'Edit',
-              onPressed: () => _editFormulaElement(formula),
-            ),
           ],
         ),
       ),
@@ -222,7 +187,7 @@ class _ImportPreviewScreenState extends State<ImportPreviewScreen> {
 
   Widget _buildUnitTile(UnitSpec unit) {
     final isSelected = _selectedUuids.contains(unit.name);
-    
+
     return Card(
       margin: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
       child: ListTile(
@@ -249,20 +214,14 @@ class _ImportPreviewScreenState extends State<ImportPreviewScreen> {
 class ImportFromTextScreen extends StatefulWidget {
   final Corpus corpus;
 
-  const ImportFromTextScreen({
+  const ImportFromTextScreen({super.key, required this.corpus});
-    super.key,
-    required this.corpus,
-  });
 
   @override
   State<ImportFromTextScreen> createState() => _ImportFromTextScreenState();
 }
 
 class _ImportFromTextScreenState extends State<ImportFromTextScreen> {
-  final CodeController _codeController = CodeController(
+  final CodeController _codeController = CodeController(language: dart, text: "// Insert code here...");
-    language: dart,
-    text: "// Insert code here...",
-  );
   bool _isLoading = false;
 
   @override
@@ -273,26 +232,20 @@ class _ImportFromTextScreenState extends State<ImportFromTextScreen> {
 
   Future<void> _pasteFromClipboard() async {
     setState(() => _isLoading = true);
-    
+
     try {
       final clipboardData = await Clipboard.getData('text/plain');
       if (clipboardData?.text != null) {
         _codeController.text = clipboardData!.text!;
       } else {
-        ScaffoldMessenger.of(context).showSnackBar(
+        ScaffoldMessenger.of(
-          const SnackBar(
+          context,
-            content: Text('Clipboard is empty'),
+        ).showSnackBar(const SnackBar(content: Text('Clipboard is empty'), backgroundColor: Colors.orange));
-            backgroundColor: Colors.orange,
-          ),
-        );
       }
     } catch (e) {
-      ScaffoldMessenger.of(context).showSnackBar(
+      ScaffoldMessenger.of(
-        SnackBar(
+        context,
-          content: Text('Error pasting from clipboard: $e'),
+      ).showSnackBar(SnackBar(content: Text('Error pasting from clipboard: $e'), backgroundColor: Colors.red));
-          backgroundColor: Colors.red,
-        ),
-      );
     } finally {
       setState(() => _isLoading = false);
     }
@@ -302,42 +255,33 @@ class _ImportFromTextScreenState extends State<ImportFromTextScreen> {
     final text = _codeController.fullText;
     if (text.isEmpty) {
       ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(
+        const SnackBar(content: Text('Please enter or paste formula text'), backgroundColor: Colors.orange),
-          content: Text('Please enter or paste formula text'),
-          backgroundColor: Colors.orange,
-        ),
       );
       return;
     }
 
     setState(() => _isLoading = true);
-    
+
     try {
       final importService = ImportService();
       final elements = importService.parseSharedText(text);
-      
+
       if (!mounted) return;
-      
+
       final result = await Navigator.push(
         context,
         MaterialPageRoute(
-          builder: (context) => ImportPreviewScreen(
+          builder: (context) => ImportPreviewScreen(elements: elements, corpus: widget.corpus),
-            elements: elements,
-            corpus: widget.corpus,
-          ),
         ),
       );
-      
+
       if (result == true) {
         Navigator.pop(context, true);
       }
     } catch (e) {
-      ScaffoldMessenger.of(context).showSnackBar(
+      ScaffoldMessenger.of(
-        SnackBar(
+        context,
-          content: Text('Error parsing text: $e'),
+      ).showSnackBar(SnackBar(content: Text('Error parsing text: $e'), backgroundColor: Colors.red));
-          backgroundColor: Colors.red,
-        ),
-      );
     } finally {
       setState(() => _isLoading = false);
     }
@@ -346,9 +290,7 @@ class _ImportFromTextScreenState extends State<ImportFromTextScreen> {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      appBar: AppBar(
+      appBar: AppBar(title: const Text('Import from Text')),
-        title: const Text('Import from Text'),
-      ),
       body: Column(
         children: [
           Expanded(
@@ -356,11 +298,7 @@ class _ImportFromTextScreenState extends State<ImportFromTextScreen> {
               data: CodeThemeData(styles: monokaiSublimeTheme),
               child: Padding(
                 padding: const EdgeInsets.all(16.0),
-                child: SingleChildScrollView(
+                child: SingleChildScrollView(child: CodeField(controller: _codeController)),
-                  child: CodeField(
-                    controller: _codeController,
-                  ),
-                ),
               ),
             ),
           ),
@@ -372,11 +310,7 @@ class _ImportFromTextScreenState extends State<ImportFromTextScreen> {
                   child: ElevatedButton.icon(
                     onPressed: _isLoading ? null : _pasteFromClipboard,
                     icon: _isLoading
-                        ? const SizedBox(
+                        ? const SizedBox(width: 16, height: 16, child: CircularProgressIndicator(strokeWidth: 2))
-                            width: 16,
-                            height: 16,
-                            child: CircularProgressIndicator(strokeWidth: 2),
-                          )
                         : const Icon(Icons.content_paste),
                     label: const Text('Paste'),
                   ),
@@ -385,7 +319,7 @@ class _ImportFromTextScreenState extends State<ImportFromTextScreen> {
                 Expanded(
                   child: ElevatedButton.icon(
                     onPressed: _isLoading ? null : _import,
-                    icon: const Icon(Icons.import_export),
+                    icon: const Icon(Icons.library_add),
                     label: const Text('Import'),
                   ),
                 ),

lib/main.dart

@@ -83,7 +83,7 @@ class _CorpusLoaderState extends State<CorpusLoader> {
               title: const Text('Formulas'),
               actions: [
                 IconButton(
-                  icon: const Icon(Icons.import_export),
+                  icon: const Icon(Icons.library_add),
                   tooltip: 'Import formulas',
                   onPressed: _handleImport,
                 ),