// Copyright (c) 2010-2014 SharpDX - Alexandre Mutel
// 
// 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
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

using System.Text.RegularExpressions;
using SharpGen.CppModel;

namespace SharpGen.Model
{
    public sealed class CsProperty : CsMarshalBase
    {
        private static readonly Regex MatchGet = new(@"^\s*(\<[Pp]\>)?\s*(Gets?|Retrieves?|Returns)", RegexOptions.Compiled);

        public CsProperty(Ioc ioc, CppMethod cppCallable, string name, CsMethod getter, CsMethod setter,
                          bool isPropertyParam = false) : base(ioc, cppCallable, name)
        {
            Getter = getter;
            Setter = setter;
            IsPropertyParam = isPropertyParam;
            IsPersistent = getter?.IsPersistent ?? IsPersistent;
        }

        public CsMethod Getter { get; }

        public CsMethod Setter { get; }

        public bool IsPropertyParam { get; }

        public bool IsPersistent { get; }

        public override string Description
        {
            get
            {
                var description = base.Description;

                // If we have a both getter and a setter, then we need to modify the documentation
                // in order to print that we have both.
                if (Getter != null && Setter != null && !string.IsNullOrEmpty(description))
                    description = MatchGet.Replace(description, "$1$2 or sets");

                return description;
            }
            set => base.Description = value;
        }

        public override string DocUnmanagedName =>
            FormatDocUnmanagedName(Getter?.DocUnmanagedName, Setter?.DocUnmanagedName);

        public override string DocUnmanagedShortName =>
            FormatDocUnmanagedName(Getter?.DocUnmanagedShortName, Setter?.DocUnmanagedShortName);

        private static string FormatDocUnmanagedName(string getter, string setter)
        {
            if (!string.IsNullOrEmpty(getter) && !string.IsNullOrEmpty(setter))
                return $"{getter} / {setter}";
            if (!string.IsNullOrEmpty(getter))
                return getter;
            if (!string.IsNullOrEmpty(setter))
                return setter;
            return "Unknown";
        }
    }
}