using System;
using System.Linq;
using System.Runtime.Serialization;
using Sony.Filtr.Contracts.Entities;
using Sony.Filtr.Contracts.Entities.Genre;
using Sony.Filtr.Utility;

namespace Sony.Filtr.API.ViewModels.v2
{
    [DataContract]
    [Serializable]
    public class TagViewModel
    {
        public TagViewModel() { }

        public TagViewModel(RankedItem<Genre> genre, System.Collections.Generic.Dictionary<int, string> genreCategories)
        {
            ID = "tag-" + genre.Item.Name;
            Label = genre.Item.Name;
            Match = genre.Weight;
            if (genreCategories.ContainsKey(genre.Item.GenreCategoryID))
                Type = genreCategories[genre.Item.GenreCategoryID];
            else
                Type = "Tag";
        }

        public TagViewModel(Genre genre, System.Collections.Generic.Dictionary<int, string> genreCategories)
        {
            ID = "tag-" + genre.Name;
            Label = genre.Name;
            Match = 0;
            if (genreCategories.ContainsKey(genre.GenreCategoryID))
                Type = genreCategories[genre.GenreCategoryID];
            else
                Type = "Tag";
        }

        public TagViewModel(string artist)
        {
            ID = "artist-" + artist;
            Label = artist;
            Type = "artist";
        }

        public TagViewModel(PlaylistCategory c)
        {
            ID = string.Format("category-{0}", TextUtility.GenerateSlug(c.Name));
            Label = c.Name;
            Type = "Category";
        }

        public TagViewModel(SimilarArtistMatch similarArtist)
        {
            var artistName = similarArtist.Artist.Name;
            ID = "artist-" + artistName;
            Label = artistName;
            Match = (int)similarArtist.Match;
            Type = "artist";
        }
        
        [DataMember(Name = "id", Order = 1)]
        public string ID { get; set; }

        [DataMember(Name = "type", Order = 2)]
        public string Type { get; set; }

        [DataMember(Name = "label", Order = 3)]
        public string Label { get; set; }

        [DataMember(Name = "match", Order = 4, EmitDefaultValue = false)]
        public int Match { get; set; }
    }
}