/*
 *  Copyright (c) 2012 Sam Harwell, Tunnel Vision Laboratories LLC
 *  All rights reserved.
 *
 *  The source code of this document is proprietary work, and is not licensed for
 *  distribution. For information about licensing, contact Sam Harwell at:
 *      sam@tunnelvisionlabs.com
 */
package org.antlr.works.editor.st4.experimental;

import org.antlr.netbeans.editor.text.DocumentSnapshot;
import org.antlr.v4.runtime.Dependents;
import org.antlr.v4.runtime.RuleDependency;
import org.antlr.works.editor.st4.experimental.generated.TemplateParser;
import org.antlr.works.editor.st4.experimental.generated.TemplateParser.GroupContext;
import org.netbeans.api.annotations.common.CheckForNull;
import org.netbeans.api.annotations.common.NonNull;
import org.netbeans.api.annotations.common.NullAllowed;

/**
 *
 * @author Sam Harwell
 */
public class CurrentTemplateContextData {
    @NonNull
    private final DocumentSnapshot snapshot;
    @NullAllowed
    @RuleDependency(recognizer=TemplateParser.class, rule=TemplateParser.RULE_group, version=0, dependents=Dependents.SELF)
    private final GroupContext context;

    @RuleDependency(recognizer=TemplateParser.class, rule=TemplateParser.RULE_group, version=0, dependents=Dependents.SELF)
    public CurrentTemplateContextData(@NonNull DocumentSnapshot snapshot, @NullAllowed GroupContext context) {
        this.snapshot = snapshot;
        this.context = context;
    }

    @NonNull
    public DocumentSnapshot getSnapshot() {
        return snapshot;
    }

    @CheckForNull
    @RuleDependency(recognizer=TemplateParser.class, rule=TemplateParser.RULE_group, version=0, dependents=Dependents.SELF)
    public GroupContext getContext() {
        return context;
    }

    public String getTemplateName() {
        if (context == null) {
            return null;
        }

        // TODO: return proper template name
        return null;
    }
}