using dnlib.DotNet;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Obfuz.Rename
{
    public class TestNameMaker : INameMaker
    {
        private int _nextIndex;

        private readonly Dictionary<string, string> _nameMap = new Dictionary<string, string>();

        private string GetDefaultNewName(string originName)
        {
            return $"{originName}>{_nextIndex++}";
        }

        public string GetNewName(ModuleDefMD mod, string originalName)
        {
            return GetDefaultNewName(originalName);
        }

        public string GetNewNamespace(TypeDef typeDef, string originalNamespace)
        {
            if (string.IsNullOrEmpty(originalNamespace))
            {
                return string.Empty;
            }
            if (_nameMap.TryGetValue(originalNamespace, out var newName))
            {
                return newName;
            }
            newName = GetDefaultNewName(originalNamespace);
            _nameMap.Add(originalNamespace, newName);
            return newName;
        }

        public string GetNewName(TypeDef typeDef, string originalName)
        {
            return GetDefaultNewName(originalName);
        }

        public string GetNewName(MethodDef methodDef, string originalName)
        {
            return GetDefaultNewName(originalName);
        }

        public string GetNewName(ParamDef param, string originalName)
        {
            return GetDefaultNewName(originalName);
        }

        public string GetNewName(FieldDef fieldDef, string originalName)
        {
            return GetDefaultNewName(originalName);
        }

        public string GetNewName(PropertyDef propertyDef, string originalName)
        {
            return GetDefaultNewName(originalName);
        }

        public string GetNewName(EventDef eventDef, string originalName)
        {
            return GetDefaultNewName(originalName);
        }
    }
}