/*
 * TransformationPipeline.java
 *
 * Copyright (c) 2013 Mike Strobel
 *
 * This source code is based on Mono.Cecil from Jb Evain, Copyright (c) Jb Evain;
 * and ILSpy/ICSharpCode from SharpDevelop, Copyright (c) AlphaSierraPapa.
 *
 * This source code is subject to terms and conditions of the Apache License, Version 2.0.
 * A copy of the license can be found in the License.html file at the root of this distribution.
 * By using this source code in any fashion, you are agreeing to be bound by the terms of the
 * Apache License, Version 2.0.
 *
 * You must not remove this notice, or any other, from this software.
 */

package com.strobel.decompiler.languages.java.ast.transforms;

import com.strobel.core.Predicate;
import com.strobel.decompiler.DecompilerContext;
import com.strobel.decompiler.languages.java.ast.AstNode;

import java.util.logging.Level;
import java.util.logging.Logger;

public final class TransformationPipeline {
    private final static Logger LOG = Logger.getLogger(TransformationPipeline.class.getSimpleName());

    @SuppressWarnings("UnusedParameters")
    public static IAstTransform[] createPipeline(final DecompilerContext context) {
        return new IAstTransform[] {
            new EnumRewriterTransform(context),
            new EnumSwitchRewriterTransform(context),
            new EclipseEnumSwitchRewriterTransform(context),
            new AssertStatementTransform(context),
            new RemoveImplicitBoxingTransform(context),
            new RemoveRedundantCastsTransform(context),
            new ConvertLoopsTransform(context),
            new BreakTargetRelocation(context),
            new LabelCleanupTransform(context),
            new TryWithResourcesTransform(context),
            new DeclareVariablesTransform(context),
            new StringSwitchRewriterTransform(context),
            new EclipseStringSwitchRewriterTransform(context),
            new SimplifyAssignmentsTransform(context),
            new EliminateSyntheticAccessorsTransform(context),
            new LambdaTransform(context),
            new RewriteNewArrayLambdas(context),
            new RewriteLocalClassesTransform(context),
            new IntroduceOuterClassReferencesTransform(context),
            new RewriteInnerClassConstructorCalls(context),
            new RemoveRedundantInitializersTransform(context),
            new FlattenElseIfStatementsTransform(context),
            new FlattenSwitchBlocksTransform(context),
            new IntroduceInitializersTransform(context),
            new MarkReferencedSyntheticsTransform(context),
            new RemoveRedundantCastsTransform(context), // (again due to inlined synthetic accessors)
            new InsertNecessaryConversionsTransform(context),
            new IntroduceStringConcatenationTransform(context),
            new SimplifyAssignmentsTransform(context), // (again due to inlined synthetic accessors, string concatenation)
            new InlineEscapingAssignmentsTransform(context),
            new VarArgsTransform(context),
            new InsertConstantReferencesTransform(context),
            new SimplifyArithmeticExpressionsTransform(context),
            new DeclareLocalClassesTransform(context),
            new InsertOverrideAnnotationsTransform(context),
            new AddReferenceQualifiersTransform(context),
            new RemoveHiddenMembersTransform(context),
            new CollapseImportsTransform(context)
        };
    }

    public static void runTransformationsUntil(
        final AstNode node,
        final Predicate<IAstTransform> abortCondition,
        final DecompilerContext context) {

        if (node == null) {
            return;
        }

        for (final IAstTransform transform : createPipeline(context)) {
            if (abortCondition != null && abortCondition.test(transform)) {
                return;
            }

            if (LOG.isLoggable(Level.FINE)) {
                LOG.fine("Running Java AST transform: " + transform.getClass().getSimpleName() + "...");
            }

            transform.run(node);
        }
    }
}
