Examples with CompletionRequest com.redhat.qute.services.completions.CompletionRequest used on opensource projects

Example 1 with CompletionRequest

use of com.redhat.qute.services.completions.CompletionRequest in project quarkus-ls by redhat-developer.

the class QuteCompletions method doComplete.

/**
 * Returns completion list for the given position
 *
 * @param template           the Qute template
 * @param position           the position where completion was triggered
 * @param completionSettings the completion settings.
 * @param formattingSettings the formatting settings.
 * @param cancelChecker      the cancel checker
 * @return completion list for the given position
 */
public CompletableFuture<CompletionList> doComplete(Template template, Position position, QuteCompletionSettings completionSettings, QuteFormattingSettings formattingSettings, CancelChecker cancelChecker) {
    CompletionRequest completionRequest = null;
    try {
        completionRequest = new CompletionRequest(template, position, completionSettings, formattingSettings);
    } catch (BadLocationException e) {
        LOGGER.log(Level.SEVERE, "Creation of CompletionRequest failed", e);
        return EMPTY_FUTURE_COMPLETION;
    }
    Node node = completionRequest.getNode();
    if (node == null) {
        return EMPTY_FUTURE_COMPLETION;
    }
    String text = template.getText();
    int offset = completionRequest.getOffset();
    if (node.getKind() == NodeKind.Expression || node.getKind() == NodeKind.ExpressionParts || node.getKind() == NodeKind.ExpressionPart) {
        Expression expression = null;
        Node nodeExpression = null;
        if (node.getKind() == NodeKind.Expression) {
            expression = (Expression) node;
        } else if (node.getKind() == NodeKind.ExpressionParts) {
            nodeExpression = node;
            expression = ((Parts) node).getParent();
        } else if (node.getKind() == NodeKind.ExpressionPart) {
            nodeExpression = node;
            expression = ((Part) node).getParent().getParent();
        }
        return completionForExpression.doCompleteExpression(completionRequest, expression, nodeExpression, template, offset, completionSettings, formattingSettings, cancelChecker);
    } else if (node.getKind() == NodeKind.Text) {
        // The completion is triggered in text node (before node)
        Section parent = node.getParentSection();
        if (parent != null && (parent.isInEndTagName(offset))) {
            // The completion is triggered inside end tag
            return EMPTY_FUTURE_COMPLETION;
        }
        // The completion is triggered in text node
        // Check if completion is triggered after a start bracket character and if it's
        // a valid expression
        int nbBrackets = 0;
        int bracketOffset = offset - 1;
        char previousChar = text.charAt(bracketOffset);
        if (previousChar == '#') {
            // {#
            bracketOffset--;
        }
        while (bracketOffset >= 0 && text.charAt(bracketOffset) == '{') {
            bracketOffset--;
            nbBrackets++;
        }
        if (nbBrackets > 0) {
            if (nbBrackets % 2 != 0) {
                // The completion is triggered in text node after bracket '{' character
                return completionForExpression.doCompleteExpression(completionRequest, null, node, template, offset, completionSettings, formattingSettings, cancelChecker);
            }
            return EMPTY_FUTURE_COMPLETION;
        }
    } else if (node.getKind() == NodeKind.ParameterDeclaration) {
        return completionsForParameterDeclaration.doCollectJavaClassesSuggestions((ParameterDeclaration) node, template, offset, completionSettings);
    } else if (node.getKind() == NodeKind.Section) {
        // {#|}
        return completionForTagSection.doCompleteTagSection(completionRequest, completionSettings, formattingSettings, cancelChecker);
    }
    return collectSnippetSuggestions(completionRequest);
}