use more nuanced deprecation warnings (#165)

3 files changed, 55 insertions, 10 deletions

diff --git a/src/StardewModdingAPI/Framework/DeprecationLevel.cs b/src/StardewModdingAPI/Framework/DeprecationLevel.cs
new file mode 100644
index 00000000..c0044053
--- /dev/null
+++ b/src/StardewModdingAPI/Framework/DeprecationLevel.cs
@@ -0,0 +1,15 @@
+namespace StardewModdingAPI.Framework
+{
+    /// <summary>Indicates how deprecated something is.</summary>
+    internal enum DeprecationLevel
+    {
+        /// <summary>It's deprecated but won't be removed soon. Mod authors have some time to update their mods. Deprecation warnings should be logged, but not written to the console.</summary>
+        Notice,
+
+        /// <summary>Mods should no longer be using it. Deprecation messages should be debug entries in the console.</summary>
+        Info,
+
+        /// <summary>The code will be removed soon. Deprecation messages should be warnings in the console.</summary>
+        PendingRemoval
+    }
+}
\ No newline at end of file
diff --git a/src/StardewModdingAPI/Framework/DeprecationManager.cs b/src/StardewModdingAPI/Framework/DeprecationManager.cs
index 2d4ff614..a3d1ea41 100644
--- a/src/StardewModdingAPI/Framework/DeprecationManager.cs
+++ b/src/StardewModdingAPI/Framework/DeprecationManager.cs
@@ -32,24 +32,51 @@ namespace StardewModdingAPI.Framework
         /// <summary>Log a deprecation warning.</summary>
         /// <param name="nounPhrase">A noun phrase describing what is deprecated.</param>
         /// <param name="version">The SMAPI version which deprecated it.</param>
-        public void Warn(string nounPhrase, string version)
+        /// <param name="severity">How deprecated the code is.</param>
+        public void Warn(string nounPhrase, string version, DeprecationLevel severity)
         {
-            this.Warn(this.GetSourceNameFromStack(), nounPhrase, version);
+            this.Warn(this.GetSourceNameFromStack(), nounPhrase, version, severity);
         }
 
         /// <summary>Log a deprecation warning.</summary>
         /// <param name="source">The friendly mod name which used the deprecated code.</param>
         /// <param name="nounPhrase">A noun phrase describing what is deprecated.</param>
         /// <param name="version">The SMAPI version which deprecated it.</param>
-        public void Warn(string source, string nounPhrase, string version)
+        /// <param name="severity">How deprecated the code is.</param>
+        public void Warn(string source, string nounPhrase, string version, DeprecationLevel severity)
         {
+            // ignore if already warned
             if (source != null && !this.MarkWarned(source, nounPhrase, version))
                 return;
 
-            Log.Debug(source != null
-                ? $"NOTE: {source} used {nounPhrase}, which is deprecated since SMAPI {version}. It will work fine for now, but may be removed in a future version of SMAPI."
-                : $"NOTE: an unknown mod used {nounPhrase}, which is deprecated since SMAPI {version}. It will work fine for now, but may be removed in a future version of SMAPI.\n{Environment.StackTrace}"
-            );
+            // build message
+            string message = source != null
+                ? $"{source} used {nounPhrase}, which is deprecated since SMAPI {version}."
+                : $"An unknown mod used {nounPhrase}, which is deprecated since SMAPI {version}.";
+            message += severity != DeprecationLevel.PendingRemoval
+                ? " It will work fine for now, but may be removed in a future version of SMAPI."
+                : " It will be removed soon, so the mod will break if it's not updated.";
+            if (source == null)
+                message += $"{Environment.NewLine}{Environment.StackTrace}";
+
+            // log message
+            switch (severity)
+            {
+                case DeprecationLevel.Notice:
+                    Log.LogToFile(message);
+                    break;
+
+                case DeprecationLevel.Info:
+                    Log.Debug(message);
+                    break;
+
+                case DeprecationLevel.PendingRemoval:
+                    Log.Warning(message);
+                    break;
+
+                default:
+                    throw new NotImplementedException($"Unknown deprecation level '{severity}'");
+            }
         }
 
         /// <summary>Mark a deprecation warning as already logged.</summary>
diff --git a/src/StardewModdingAPI/Framework/LogWriter.cs b/src/StardewModdingAPI/Framework/LogWriter.cs
index 64769d2e..c21d53f4 100644
--- a/src/StardewModdingAPI/Framework/LogWriter.cs
+++ b/src/StardewModdingAPI/Framework/LogWriter.cs
@@ -74,9 +74,12 @@ namespace StardewModdingAPI.Framework
                 {
                     string message = $"[{entry.LogTime}] {entry.Message}";
 
-                    Console.ForegroundColor = entry.Colour;
-                    Console.WriteLine(message);
-                    Console.ForegroundColor = ConsoleColor.Gray;
+                    if (entry.PrintConsole)
+                    {
+                        Console.ForegroundColor = entry.Colour;
+                        Console.WriteLine(message);
+                        Console.ForegroundColor = ConsoleColor.Gray;
+                    }
 
                     this.FileStream.WriteLine(message);
                 }