Allow #deletenote to erase more than one note at a time. Resolve #20

Input.js

@@ -709,7 +709,7 @@ function doSetDefaultDifficulty(command) {
   difficultyPatternNames.push("\\d+")
   var difficulty = getArgument(command, 0)
   if (difficulty == null) difficulty = "easy"
-  
+
   var difficultyIndex = difficultyNames.indexOf(difficulty)
   if (difficultyIndex >= 0 && difficultyIndex < difficultyNames.length) {
     difficulty = difficultyScores[difficultyIndex]
@@ -1716,18 +1716,28 @@ function doClearInventory(command) {
 }
 
 function doEraseNote(command) {
-  var arg0 = getArgument(command, 0)
+  var arg0 = getArgumentRemainder(command, 0)
   if (arg0 == null) arg0 = 1
 
-  arg0 = parseInt(arg0) - 1
-  if (arg0 >= state.notes.length) {
-    state.show = "none"
-    return "\n[Error: Note does not exist. Call #showNotes.]\n"
-  }
+  var list = arg0.split(/\D/)
+  list.sort(function(a, b) {
+    return b - a;
+  });
 
-  state.notes.splice(arg0, 1)
+  var text = "\n"
+  list.forEach(x => {
+    var num = parseInt(x) - 1
+    if (num >= state.notes.length) {
+      state.show = "none"
+      return `\n[Error: Note ${x} does not exist. Call #showNotes.]\n`
+    }
+
+    state.notes.splice(num, 1)
+    text += `[Note #${x} removed]\n`
+  })
+  
   state.show = "none"
-  return `[Note #${arg0 + 1} removed]`
+  return text
 }
 
 function doRemoveCharacter(command) {

Output.js

@@ -102,6 +102,7 @@ const modifier = (text) => {
       state.notes.forEach(function(x) {
         text += `\n${counter++}. ${x}`
       })
+      if (state.notes.length == 0) text += "\nThere are no notes!"
       text += "\n**************\n\n"
       break
     case "clearNotes":
@@ -198,7 +199,7 @@ const modifier = (text) => {
       text += "\n#clearnotes"
       text += "\n    Removes all notes."
       text += "\n#removenote value"
-      text += "\n    Removes the specified note as indicated by the number listed in #shownotes."
+      text += "\n    Removes the specified note as indicated by the number listed in #shownotes. To delete multiple notes, type the numbers with spaces or commas between them. This is safer than calling #removenote multiple times because the numbers shift as notes are deleted."
 
       text += "\n\n--Characters--"
       text += "\n#setup"

README.md

@@ -18,6 +18,7 @@ v. 0.1.0
 * Added `#renameitem` to rename an existing item
 * Added `#renamecharacter` to rename an existing character
 * Added `#clonecharacter` to copy an existing character
+* `#removenote` can remove more than one note at a time
 * Minor bug fixes and improvements
 
 v. 0.0.6