given "FormInterface" variable inside template render are considered …

…as FormView

src/main/java/fr/adrienbrault/idea/symfony2plugin/templating/TwigTemplateCompletionContributor.java

@@ -994,10 +994,9 @@ public boolean accepts(@NotNull String s, ProcessingContext processingContext) {
 
             Project project = completionParameters.getPosition().getProject();
 
-            Collection<PsiVariable> psiVariables = new ArrayList<>();
             for (Map.Entry<String, PsiVariable> entry : TwigTypeResolveUtil.collectScopeVariables(originalPosition).entrySet()) {
                 PhpType phpType = PhpIndex.getInstance(project).completeType(project, PhpType.from(entry.getValue().getTypes().toArray(new String[0])), new HashSet<>());
-                if (phpType.types().noneMatch(s -> s.equals("\\Symfony\\Component\\Form\\FormView"))) {
+                if (!FormFieldResolver.isFormView(phpType)) {
                     continue;
                 }
 
@@ -1017,8 +1016,6 @@ public boolean accepts(@NotNull String s, ProcessingContext processingContext) {
                         resultSet.addElement(element);
                     }
                 });
-
-                psiVariables.add(entry.getValue());
             }
         }
     }
@@ -1049,7 +1046,7 @@ public boolean accepts(@NotNull String s, ProcessingContext processingContext) {
             Project project = completionParameters.getPosition().getProject();
             for (Map.Entry<String, PsiVariable> entry : TwigTypeResolveUtil.collectScopeVariables(originalPosition).entrySet()) {
                 PhpType phpType = PhpIndex.getInstance(project).completeType(project, PhpType.from(entry.getValue().getTypes().toArray(new String[0])), new HashSet<>());
-                if (phpType.types().noneMatch(s -> s.equals("\\Symfony\\Component\\Form\\FormView"))) {
+                if (!FormFieldResolver.isFormView(phpType)) {
                     continue;
                 }
 

src/main/java/fr/adrienbrault/idea/symfony2plugin/templating/variable/resolver/FormFieldResolver.java

@@ -2,10 +2,12 @@
 
 import com.intellij.psi.PsiElement;
 import com.intellij.psi.util.PsiTreeUtil;
+import com.jetbrains.php.PhpIndex;
 import com.jetbrains.php.lang.psi.elements.Method;
 import com.jetbrains.php.lang.psi.elements.MethodReference;
 import com.jetbrains.php.lang.psi.elements.PhpClass;
 import com.jetbrains.php.lang.psi.elements.Variable;
+import com.jetbrains.php.lang.psi.resolve.types.PhpType;
 import fr.adrienbrault.idea.symfony2plugin.form.util.FormUtil;
 import fr.adrienbrault.idea.symfony2plugin.templating.variable.TwigTypeContainer;
 import fr.adrienbrault.idea.symfony2plugin.templating.variable.dict.PsiVariable;
@@ -18,6 +20,7 @@
 
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.HashSet;
 import java.util.List;
 import java.util.function.Consumer;
 
@@ -32,11 +35,24 @@ public void resolve(Collection<TwigTypeContainer> targets, Collection<TwigTypeCo
         }
 
         TwigTypeContainer twigTypeContainer = targets.iterator().next();
-        if (twigTypeContainer.getPhpNamedElement() instanceof PhpClass phpClass && PhpElementsUtil.isInstanceOf(phpClass, "\\Symfony\\Component\\Form\\FormView")) {
+        if (twigTypeContainer.getPhpNamedElement() instanceof PhpClass phpClass && isFormView(phpClass)) {
             visitFormReferencesFields(psiVariables.iterator().next().getElement(), targets::add);
         }
     }
 
+    public static boolean isFormView(@NotNull PhpClass phpClass) {
+        return PhpElementsUtil.isInstanceOf(phpClass, "\\Symfony\\Component\\Form\\FormView") ||
+            PhpElementsUtil.isInstanceOf(phpClass, "\\Symfony\\Component\\Form\\FormInterface"); // form view is create converting by Symfony on template render
+    }
+
+    public static boolean isFormView(@NotNull PhpType phpType) {
+        return phpType.types()
+            .anyMatch(s ->
+                s.equals("\\Symfony\\Component\\Form\\FormView") ||
+                    s.equals("\\Symfony\\Component\\Form\\FormInterface") // form view is create converting by Symfony on template render
+            );
+    }
+
     public static Collection<PhpClass> getFormTypeFromFormFactory(@NotNull PsiElement formReference) {
         Collection<PhpClass> phpClasses = new ArrayList<>();
 
@@ -61,7 +77,23 @@ public static Collection<PhpClass> getFormTypeFromFormFactory(@NotNull PsiElemen
         // 'foo2' => $form2 => $form2 = $form->createView() => $this->createForm(new Type();
         if (formReference instanceof Variable) {
             PsiElement varDecl = ((Variable) formReference).resolve();
-            if (varDecl instanceof Variable) {
+
+
+            if (varDecl instanceof Variable variable) {
+                PhpType type = PhpIndex.getInstance(variable.getProject()).completeType(variable.getProject(), variable.getType(), new HashSet<>());
+                if (isFormView(type)) {
+                    PsiElement resolve = variable.resolve();
+                    if (resolve != null) {
+                        MethodReference nextSiblingOfType = PsiTreeUtil.getNextSiblingOfType(resolve, MethodReference.class);
+                        if (nextSiblingOfType != null) {
+                            PhpClass phpClass = resolveCall(nextSiblingOfType);
+                            if (phpClass != null) {
+                                phpClasses.add(phpClass);
+                            }
+                        }
+                    }
+                }
+
                 MethodReference methodReference = PsiTreeUtil.getNextSiblingOfType(varDecl, MethodReference.class);
                 if (methodReference != null) {
                     PsiElement scopeVar = methodReference.getFirstChild();

src/main/java/fr/adrienbrault/idea/symfony2plugin/templating/variable/resolver/FormVarsResolver.java

@@ -25,15 +25,13 @@ public void resolve(Collection<TwigTypeContainer> targets, Collection<TwigTypeCo
             lastTwigTypeContainer = element;
         }
 
-        for(TwigTypeContainer twigTypeContainer: lastTwigTypeContainer) {
-            if(twigTypeContainer.getPhpNamedElement() instanceof PhpClass) {
-                if(PhpElementsUtil.isInstanceOf((PhpClass) twigTypeContainer.getPhpNamedElement(), "\\Symfony\\Component\\Form\\FormView")) {
+        for (TwigTypeContainer twigTypeContainer: lastTwigTypeContainer) {
+            if (twigTypeContainer.getPhpNamedElement() instanceof PhpClass) {
+                if (FormFieldResolver.isFormView((PhpClass) twigTypeContainer.getPhpNamedElement())) {
                     attachVars(twigTypeContainer.getPhpNamedElement().getProject(), targets);
                 }
             }
-
         }
-
     }
 
     private void attachVars(Project project, Collection<TwigTypeContainer> targets) {

src/main/java/fr/adrienbrault/idea/symfony2plugin/twig/action/TwigFormFieldGenerator.java

@@ -22,19 +22,35 @@
 import org.apache.commons.lang.StringUtils;
 import org.jetbrains.annotations.NotNull;
 
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Map;
 
 /**
  * @author Daniel Espendiller <[email protected]>
  */
 public class TwigFormFieldGenerator extends CodeInsightAction {
     @Override
     protected boolean isValidForFile(@NotNull Project project, @NotNull Editor editor, @NotNull PsiFile file) {
-        return Symfony2ProjectComponent.isEnabled(project) && (
+        boolean b = Symfony2ProjectComponent.isEnabled(project) && (
             file instanceof TwigFile
                 || (file instanceof HtmlFileImpl && file.getName().toLowerCase().endsWith(".twig"))
                 || TwigUtil.getInjectedTwigElement(file, editor) != null
         );
+
+        if (!b) {
+            return false;
+        }
+
+        PsiElement psiElement = TwigUtil.getInjectedTwigElement(file, editor);
+        if (psiElement == null) {
+            return false;
+        }
+
+        return TwigTypeResolveUtil.collectScopeVariables(psiElement).entrySet()
+            .stream()
+            .anyMatch(entry -> FormFieldResolver.isFormView(PhpIndex.getInstance(project).completeType(project, PhpType.from(entry.getValue().getTypes().toArray(new String[0])), new HashSet<>())));
     }
 
     protected CodeInsightActionHandler getHandler() {
@@ -53,7 +69,7 @@ public void invoke(@NotNull Project project, @NotNull Editor editor, @NotNull Ps
 
             for (Map.Entry<String, PsiVariable> entry : TwigTypeResolveUtil.collectScopeVariables(psiElement).entrySet()) {
                 PhpType phpType = PhpIndex.getInstance(project).completeType(project, PhpType.from(entry.getValue().getTypes().toArray(new String[0])), new HashSet<>());
-                if (phpType.types().noneMatch(s -> s.equals("\\Symfony\\Component\\Form\\FormView"))) {
+                if (!FormFieldResolver.isFormView(phpType)) {
                     continue;
                 }