using C4IT.F4SD.DisplayFormatting;
using System.Collections.Generic;
using System.Linq;

namespace F4SD.DocuEngine.DocuEngineDataProvider
{
    public class DocuEngineDataProperty : IDocuEngineDataProperty
    {
        public object Value { get; set; }
        public RawValueType? ValueType { get; set; }
    }

    public class DocuEngineDataContainer : Dictionary<string, IDocuEngineDataToken>, IDocuEngineDataContainer
    {
        public IDocuEngineDataToken GetByName(string tokenName)
        {
            var tokenTree = tokenName.Split('.');
            if (this.TryGetValue(tokenTree[0], out IDocuEngineDataToken token))
            {
                if (tokenTree.Length > 1)
                {
                    switch (token)
                    {
                        case IDocuEngineDataContainer container:
                            return container.GetByName(string.Join(".", tokenTree.Skip(1)));
                        case IDocuEngineDataProperty property:
                            return property;
                        case IDocuEngineDataEnumeration enumeration:
                            return new DocuEngineDataProperty() { Value = tokenTree[0] };
                        default:
                            //Syntax Error
                            break;
                    }
                }
                else
                {
                    switch (token)
                    {
                        case IDocuEngineDataContainer container:
                            return container;
                        case IDocuEngineDataProperty property:
                            return property;
                        case IDocuEngineDataEnumeration enumeration:
                            return enumeration;
                        default:
                            //Syntax Error
                            break;
                    }
                }
                return null;
            }
            else
            {
                //Syntax Error
                return null;
            }
        }

        public IDocuEngineDataContainer GetContainerByName(string containerName)
        {
            var token = GetByName(containerName);
            if (token is IDocuEngineDataContainer container)
            {
                return container;
            }
            return null;
        }

        public IDocuEngineDataProperty GetPropertyByName(string propertyName)
        {
            var token = GetByName(propertyName);
            if (token is IDocuEngineDataProperty property)
            {
                return property;
            }
            return null;
        }

        public IDocuEngineDataEnumeration GetEnumerationByName(string enumName)
        {
            var token = GetByName(enumName);
            if (token is IDocuEngineDataEnumeration enumeration)
            {
                return enumeration;
            }
            return null;
        }
    }

    public class DocuEngineDataEnumeration : List<IDocuEngineDataToken>, IDocuEngineDataEnumeration
    {
    }
}