widen transformer context limits 70 to 200 chars

Author: parkan

java/src/org/futo/inputmethod/latin/xlm/LanguageModel.kt

@@ -134,7 +134,7 @@ class LanguageModel(
         if(matchStart != -1) context = context.substring(matchStart)
 
         // Trim the context
-        val stillNeedTrimming = { context: String -> context.length > 70 || context.count { it == ' ' } > 16 }
+        val stillNeedTrimming = { context: String -> context.length > 200 || context.count { it == ' ' } > 40 }
         if (stillNeedTrimming(context)) {
             val v = context.indexOfLast { it == '.' || it == '?' || it == '!' }
             if (v != -1) {
@@ -147,10 +147,10 @@ class LanguageModel(
         }
 
         if (stillNeedTrimming(context) && context.contains(" ")) {
-            context = context.split(' ').takeLast(5).joinToString(separator = " ")
+            context = context.split(' ').takeLast(15).joinToString(separator = " ")
         }
 
-        if (context.length > 144) {
+        if (context.length > 400) {
             // This context probably contains some spam without adequate whitespace to trim, set it to blank
             context = ""
         }