haidubogdan commented on code in PR #7618: URL: https://github.com/apache/netbeans/pull/7618#discussion_r1758893158
########## php/php.blade/src/org/netbeans/modules/php/blade/editor/completion/BladeCompletionHandler.java: ########## @@ -0,0 +1,339 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.netbeans.modules.php.blade.editor.completion; + +import java.util.ArrayList; +import java.util.Collections; +import java.util.List; +import java.util.Map; +import java.util.Set; +import java.util.concurrent.Callable; +import java.util.logging.Level; +import java.util.logging.Logger; +import org.netbeans.editor.BaseDocument; +import javax.swing.text.Document; +import javax.swing.text.JTextComponent; +import org.antlr.v4.runtime.Token; +import org.netbeans.api.project.Project; +import org.netbeans.modules.csl.api.CodeCompletionContext; +import org.netbeans.modules.csl.api.CodeCompletionHandler; +import org.netbeans.modules.csl.api.CodeCompletionHandler2; +import org.netbeans.modules.csl.api.CodeCompletionResult; +import org.netbeans.modules.csl.api.CompletionProposal; +import org.netbeans.modules.csl.api.Documentation; +import org.netbeans.modules.csl.api.ElementHandle; +import org.netbeans.modules.csl.api.ParameterInfo; +import org.netbeans.modules.csl.spi.DefaultCompletionResult; +import org.netbeans.modules.csl.spi.ParserResult; +import org.netbeans.modules.csl.spi.support.CancelSupport; +import org.netbeans.modules.php.blade.csl.elements.DirectiveElement; +import org.netbeans.modules.php.blade.csl.elements.ElementType; +import org.netbeans.modules.php.blade.csl.elements.NamedElement; +import org.netbeans.modules.php.blade.csl.elements.PhpFunctionElement; +import org.netbeans.modules.php.blade.csl.elements.TagElement; +import org.netbeans.modules.php.blade.editor.completion.BladeCompletionProposal.CompletionRequest; +import org.netbeans.modules.php.blade.editor.directives.CustomDirectives; +import org.netbeans.modules.php.blade.editor.parser.BladeParserResult; +import org.netbeans.modules.php.blade.editor.preferences.ModulePreferences; +import org.netbeans.modules.php.blade.project.ProjectUtils; +import org.netbeans.modules.php.blade.syntax.BladeTags; +import org.netbeans.modules.php.blade.syntax.annotation.Directive; +import org.netbeans.modules.php.blade.syntax.annotation.Tag; +import org.netbeans.modules.php.blade.syntax.antlr4.v10.BladeAntlrUtils; +import static org.netbeans.modules.php.blade.syntax.antlr4.v10.BladeAntlrLexer.*; +import static org.netbeans.modules.php.blade.syntax.antlr4.v10.BladeAntlrParser.CONTENT_TAG_OPEN; +import org.openide.filesystems.FileObject; + +/** + * + * @author bogdan + */ +public class BladeCompletionHandler implements CodeCompletionHandler2 { + + private static final Logger LOGGER = Logger.getLogger(BladeCompletionHandler.class.getName()); + + @Override + public CodeCompletionResult complete(CodeCompletionContext completionContext) { + if (CancelSupport.getDefault().isCancelled()) { + return CodeCompletionResult.NONE; + } + long startTime = System.currentTimeMillis(); + BaseDocument doc = (BaseDocument) completionContext.getParserResult().getSnapshot().getSource().getDocument(false); + + if (doc == null) { + return CodeCompletionResult.NONE; + } + + int offset = completionContext.getCaretOffset(); + + if (offset < 1) { + return CodeCompletionResult.NONE; + } + + BladeParserResult parserResult = (BladeParserResult) completionContext.getParserResult(); + + final List<CompletionProposal> completionProposals = new ArrayList<>(); + + Token currentToken = BladeAntlrUtils.getToken(doc, offset - 1); + + if (currentToken == null) { + return CodeCompletionResult.NONE; + } + + String prefix = currentToken.getText(); + + if (prefix == null) { + return CodeCompletionResult.NONE; + } + + String tokenText = currentToken.getText(); + FileObject fo = completionContext.getParserResult().getSnapshot().getSource().getFileObject(); + //D_UNKNOWN_ATTR_ENC hack to fix completion not triggered in html embedded text + if (tokenText.startsWith("@") // NOI18N + && currentToken.getType() != D_UNKNOWN_ATTR_ENC) { + completeDirectives(completionProposals, completionContext, fo, currentToken); + } else { + if (prefix.length() == 1) { + return CodeCompletionResult.NONE; + } + switch (currentToken.getType()) { + case PHP_IDENTIFIER: + case PHP_NAMESPACE_PATH: + PhpCodeCompletionService.completePhpCode(completionProposals, parserResult, offset, prefix); + break; + case PHP_EXPRESSION: + completePhpSnippet(completionProposals, offset, currentToken); + break; + case PHP_VARIABLE: + completeScopedVariables(completionProposals, completionContext, parserResult, currentToken); + break; + case CONTENT_TAG_OPEN: + case RAW_TAG_OPEN: + //{{ | {!! + if (!ModulePreferences.isAutoTagCompletionEnabled()) { + completeBladeTags(completionProposals, completionContext, currentToken); + } + break; + } + } + + if (completionProposals.isEmpty()) { + return CodeCompletionResult.NONE; + } + + long time = System.currentTimeMillis() - startTime; + if (time > 2000){ + LOGGER.info(String.format("complete() with results took %d ms", time)); + } + return new DefaultCompletionResult(completionProposals, false); + } + + + /** + * proxy completion using the original php code completion service + * + * @param completionProposals + * @param offset + * @param currentToken + */ + private void completePhpSnippet(final List<CompletionProposal> completionProposals, + int offset, Token currentToken) { + PhpCodeCompletionService phpCodeCompletion = new PhpCodeCompletionService(); + for (CompletionProposal proposal : phpCodeCompletion.getCompletionProposal(offset, currentToken)) { + String proposalPrefix = proposal.getInsertPrefix(); + if (proposalPrefix.startsWith(phpCodeCompletion.prefix)) { + completionProposals.add(proposal); + } + } + } + + private void completeScopedVariables(final List<CompletionProposal> completionProposals, + CodeCompletionContext completionContext, BladeParserResult parserResult, Token currentToken) { + String variablePrefix = currentToken.getText(); + Set<String> scopedVariables = parserResult.findLoopVariablesForScope(completionContext.getCaretOffset()); + FileObject fo = completionContext.getParserResult().getSnapshot().getSource().getFileObject(); + + if (scopedVariables != null && !scopedVariables.isEmpty()) { + CompletionRequest request = new CompletionRequest(); + request.anchorOffset = completionContext.getCaretOffset() - variablePrefix.length(); + request.carretOffset = completionContext.getCaretOffset(); + request.prefix = variablePrefix; + if ("$loop".startsWith(variablePrefix)) { Review Comment: moved the $loop var name to a constant -- This is an automated message from the Apache Git Service. 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