//
// Copyright 2014 Perforce Software Inc.
//

using Perforce.Helper;
using Perforce.P4;
using System;
using System.Linq;

namespace Perforce.Model {
    public class FileItem : ListingItem {

        private FileMetaData _metadata;
        public FileMetaData Metadata {
            get { return _metadata; }
            set { _metadata = value; }
        }

        public bool HasSelectedTag {
            get {
                var hasTag = false;
                if(_metadata != null && _metadata.Attributes != null && _metadata.Attributes.ContainsKey("tags")) {
                    var selectedTags = Utility.GetFavoritesHelper().GetSelectedTags();
                    if (selectedTags != null && selectedTags.Count > 0) {
                        var itemTags = GetTags();
                        foreach (var t in selectedTags) {
                            if (itemTags.Contains(t, StringComparer.InvariantCultureIgnoreCase)) {
                                hasTag = true;
                                break;
                            }
                        }
                    }
                }
                return hasTag; 
            }
        }

        private string[] GetTags() {
            string[] tags = null;
            if (_metadata != null && _metadata.Attributes != null) {
                if (_metadata.Attributes.ContainsKey("tags")) {
                    var hexTags = _metadata.Attributes["tags"] as string;
                    var tagList = ListingHelper.HexToString(hexTags);
                    tags = tagList.Split(',');
                }
            }
            return tags;
        }

        public override string DepotPath {
            get { return (_metadata.DepotPath != null) ? _metadata.DepotPath.Path : null; }
            set { _metadata.DepotPath = new DepotPath(value); }
        }

        public override string ClientPath {
            get { return (_metadata.ClientPath != null) ? _metadata.ClientPath.Path : null; }
            set { _metadata.ClientPath = new ClientPath(value); }
        }

        public override bool IsMapped
        {
            get { return _metadata.IsMapped; }
            set { throw new System.NotImplementedException(); }
        }

        public override ListingItem.TYPE Type {
            get { return TYPE.FILE; }
        }

        public override string Icon {
            get { return UIHelper.GetFileIcon(selected: IsSelected, metadata: Metadata); }
        }

        public override void Refresh() {
            var helper = Utility.GetPerforceHelper();
            var path = this.DepotPath;
            if (path == null || path.StartsWith(Constants.DUMMY_DEPOT_PATH)) {
                path = this.ClientPath;
            }
            var md = helper.GetFileMetaData(path, "tags");
            if (md != null) {
                _metadata = md;
            }
            base.Refresh();
        }
    }
}