/*
 *  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
 *
 *    https://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 grails.plugin.markup.view

import groovy.transform.CompileStatic
import groovy.transform.InheritConstructors
import org.codehaus.groovy.control.CompilerConfiguration
import org.codehaus.groovy.control.customizers.ASTTransformationCustomizer
import org.codehaus.groovy.control.customizers.CompilationCustomizer

import grails.plugin.markup.view.internal.MarkupViewsTransform
import grails.views.AbstractGroovyTemplateCompiler
import grails.views.ViewConfiguration
import grails.views.compiler.ViewsTransform

/**
 * A compiler for markup templates
 *
 * @author Graeme Rocher
 * @since 1.0
 */
@InheritConstructors
@CompileStatic
class MarkupViewCompiler extends AbstractGroovyTemplateCompiler {

    @Override
    protected CompilerConfiguration configureCompiler(CompilerConfiguration configuration) {
        super.configureCompiler(configuration)
        ViewConfiguration viewConfiguration = (ViewConfiguration) this.viewConfiguration
        def templateCustomizer = (CompilationCustomizer) getClass().classLoader.loadClass('groovy.text.markup.TemplateASTTransformer')
                .newInstance(viewConfiguration)
        configuration.addCompilationCustomizers(templateCustomizer)
        if (viewConfiguration.isCompileStatic()) {
            configuration.addCompilationCustomizers(
                    new ASTTransformationCustomizer(Collections.singletonMap('extensions', 'groovy.text.markup.MarkupTemplateTypeCheckingExtension'), CompileStatic))
        }
        return configuration
    }

    @Override
    protected ViewsTransform newViewsTransform() {
        return new MarkupViewsTransform(viewConfiguration.extension)
    }

    static void main(String[] args) {
        run(args, MarkupViewConfiguration, MarkupViewCompiler)
    }
}

