// Copyright 2025 Code Philosophy
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// SOFTWARE.

using dnlib.DotNet;
using dnlib.DotNet.Emit;

namespace Obfuz.ObfusPasses.CleanUp
{
    public class CleanUpInstructionPass : ObfuscationPassBase
    {
        public override ObfuscationPassType Type => ObfuscationPassType.None;

        public override void Start()
        {
        }

        public override void Stop()
        {

        }

        public override void Process()
        {
            var ctx = ObfuscationPassContext.Current;
            foreach (ModuleDef mod in ctx.modulesToObfuscate)
            {
                foreach (TypeDef type in mod.GetTypes())
                {
                    foreach (MethodDef method in type.Methods)
                    {
                        if (method.HasBody)
                        {
                            CilBody body = method.Body;
                            body.SimplifyBranches();
                            body.OptimizeMacros();
                            body.OptimizeBranches();
                            // TODO remove dup
                        }
                    }
                }
            }
        }
    }
}