Merge branch 'master' into editor-selection-tool

.vscode/tasks.json

@@ -2,63 +2,70 @@
     // See https://go.microsoft.com/fwlink/?LinkId=733558
     // for the documentation about the tasks.json format
     "version": "2.0.0",
-    "command": "msbuild",
-    "type": "shell",
-    "suppressTaskName": true,
-    "args": [
-        "/property:GenerateFullPaths=true",
-        "/property:DebugType=portable",
-        "/verbosity:minimal",
-        "/m" //parallel compiling support.
-    ],
     "tasks": [{
-            "taskName": "Build (Debug)",
+            "label": "Build (Debug)",
+            "type": "shell",
+            "command": "msbuild",
+            "args": [
+                "/p:GenerateFullPaths=true",
+                "/p:DebugType=portable",
+                "/m",
+                "/v:m"
+            ],
             "group": {
                 "kind": "build",
                 "isDefault": true
             },
-            "problemMatcher": [
+            "problemMatcher": "$msCompile"
-                "$msCompile"
-            ]
         },
         {
-            "taskName": "Build (Release)",
+            "label": "Build (Release)",
+            "type": "shell",
+            "command": "msbuild",
+            "args": [
+                "/p:Configuration=Release",
+                "/p:DebugType=portable",
+                "/p:GenerateFullPaths=true",
+                "/m",
+                "/v:m"
+            ],
             "group": "build",
-            "args": [
+            "problemMatcher": "$msCompile"
-                "/property:Configuration=Release"
-            ],
-            "problemMatcher": [
-                "$msCompile"
-            ]
         },
         {
-            "taskName": "Clean (Debug)",
+            "label": "Clean (Debug)",
+            "type": "shell",
+            "command": "msbuild",
             "args": [
-                "/target:Clean"
+                "/p:DebugType=portable",
+                "/p:GenerateFullPaths=true",
+                "/m",
+                "/t:Clean",
+                "/v:m"
             ],
-            "problemMatcher": [
+            "problemMatcher": "$msCompile"
-                "$msCompile"
-            ]
         },
         {
-            "taskName": "Clean (Release)",
+            "label": "Clean (Release)",
+            "type": "shell",
+            "command": "msbuild",
             "args": [
-                "/target:Clean",
+                "/p:Configuration=Release",
-                "/property:Configuration=Release"
+                "/p:GenerateFullPaths=true",
+                "/p:DebugType=portable",
+                "/m",
+                "/t:Clean",
+                "/v:m"
             ],
-            "problemMatcher": [
+            "problemMatcher": "$msCompile"
-                "$msCompile"
-            ]
         },
         {
-            "taskName": "Clean All",
+            "label": "Clean All",
             "dependsOn": [
                 "Clean (Debug)",
                 "Clean (Release)"
             ],
-            "problemMatcher": [
+            "problemMatcher": "$msCompile"
-                "$msCompile"
-            ]
         }
     ]
 }

osu.Game/Beatmaps/BeatmapManager.cs

@@ -535,8 +535,9 @@ namespace osu.Game.Beatmaps
 
                     if (existing == null)
                     {
-                        // TODO: Diff beatmap metadata with set metadata and leave it here if necessary
+                        // Exclude beatmap-metadata if it's equal to beatmapset-metadata
-                        beatmap.BeatmapInfo.Metadata = null;
+                        if (metadata.Equals(beatmap.Metadata))
+                            beatmap.BeatmapInfo.Metadata = null;
 
                         RulesetInfo ruleset = rulesets.GetRuleset(beatmap.BeatmapInfo.RulesetID);
 

osu.Game/Beatmaps/BeatmapMetadata.cs

@@ -1,6 +1,7 @@
 // Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
+using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations.Schema;
 using System.Linq;
@@ -9,7 +10,7 @@ using osu.Game.Users;
 
 namespace osu.Game.Beatmaps
 {
-    public class BeatmapMetadata
+    public class BeatmapMetadata : IEquatable<BeatmapMetadata>
     {
         [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
         public int ID { get; set; }
@@ -66,5 +67,23 @@ namespace osu.Game.Beatmaps
             Source,
             Tags
         }.Where(s => !string.IsNullOrEmpty(s)).ToArray();
+
+        public bool Equals(BeatmapMetadata other)
+        {
+            if (other == null)
+                return false;
+
+            return onlineBeatmapSetID == other.onlineBeatmapSetID
+                && Title == other.Title
+                && TitleUnicode == other.TitleUnicode
+                && Artist == other.Artist
+                && ArtistUnicode == other.ArtistUnicode
+                && AuthorString == other.AuthorString
+                && Source == other.Source
+                && Tags == other.Tags
+                && PreviewTime == other.PreviewTime
+                && AudioFile == other.AudioFile
+                && BackgroundFile == other.BackgroundFile;
+        }
     }
 }

osu.Game/Beatmaps/BeatmapStore.cs

@@ -32,6 +32,18 @@ namespace osu.Game.Beatmaps
         {
             var context = GetContext();
 
+            foreach (var beatmap in beatmapSet.Beatmaps.Where(b => b.Metadata != null))
+            {
+                // If we detect a new metadata object it'll be attached to the current context so it can be reused
+                // to prevent duplicate entries when persisting. To accomplish this we look in the cache (.Local)
+                // of the corresponding table (.Set<BeatmapMetadata>()) for matching entries to our criteria.
+                var contextMetadata = context.Set<BeatmapMetadata>().Local.SingleOrDefault(e => e.Equals(beatmap.Metadata));
+                if (contextMetadata != null)
+                    beatmap.Metadata = contextMetadata;
+                else
+                    context.BeatmapMetadata.Attach(beatmap.Metadata);
+            }
+
             context.BeatmapSetInfo.Attach(beatmapSet);
             context.SaveChanges();