set up system for command hovers

plugin/src/main/java/lol/pyr/znpcsplus/ZNpcsPlusBootstrap.java

@@ -10,6 +10,8 @@ import org.bukkit.plugin.java.JavaPlugin;
 
 import java.io.File;
 import java.io.Reader;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 public class ZNpcsPlusBootstrap extends JavaPlugin {
     private ZNpcsPlus zNpcsPlus;
@@ -78,10 +80,27 @@ public class ZNpcsPlusBootstrap extends JavaPlugin {
         if (zNpcsPlus != null) zNpcsPlus.onDisable();
     }
 
+    private final static Pattern EMBEDDED_FILE_PATTERN = Pattern.compile("\\{@(.*?)}");
+
+    private String loadMessageFile(String file) {
+        Reader reader = getTextResource("messages/" + file + ".txt");
+        if (reader == null) throw new RuntimeException(file + ".txt is missing from ZNPCsPlus jar!");
+        String text = FileUtil.dumpReaderAsString(reader);
+        System.out.println(text);
+        Matcher matcher = EMBEDDED_FILE_PATTERN.matcher(text);
+        StringBuilder builder = new StringBuilder();
+        int lastMatchEnd = 0;
+        while (matcher.find()) {
+            builder.append(text, lastMatchEnd, matcher.start());
+            lastMatchEnd = matcher.end();
+            builder.append(loadMessageFile(matcher.group(1)));
+        }
+        builder.append(text, lastMatchEnd, text.length());
+        return builder.toString();
+    }
+
     protected Message<CommandContext> loadHelpMessage(String name) {
-        Reader reader = getTextResource("help-messages/" + name + ".txt");
-        if (reader == null) throw new RuntimeException(name + ".txt is missing from the help-messages folder in the ZNPCsPlus jar!");
-        Component component = MiniMessage.miniMessage().deserialize(FileUtil.dumpReaderAsString(reader));
+        Component component = MiniMessage.miniMessage().deserialize(loadMessageFile(name));
         return context -> context.send(component);
     }
 

plugin/src/main/java/lol/pyr/znpcsplus/util/FileUtil.java

@@ -9,12 +9,9 @@ public class FileUtil {
         BufferedReader bReader = new BufferedReader(reader);
         try {
             StringBuilder sb = new StringBuilder();
-            String line = bReader.readLine();
-            while (true) {
-                sb.append(line);
-                line = bReader.readLine();
-                if (line == null) break;
-                sb.append("\n");
+            String line;
+            while ((line = bReader.readLine()) != null) {
+                sb.append(line).append("\n");
             }
             return sb.toString();
         } catch (IOException e) {

plugin/src/main/resources/help-messages/action.txt

@@ -1,10 +0,0 @@
-
-<gold>ZNPCsPlus <yellow>v${version} <red><click:run_command:/npc><hover:show_text:'<red>Click to view the main help message'>[BACK]</hover></click></red>
-<gray>Hover over any command for more info
-
- <gold>* <yellow>/npc action add <type> <id> <args>
- <gold>* <yellow>/npc action clear <id>
- <gold>* <yellow>/npc action delete <id> <index>
- <gold>* <yellow>/npc action edit <id> <index> <type> <args>
- <gold>* <yellow>/npc action list <id>
-

plugin/src/main/resources/help-messages/holo.txt

@@ -1,11 +0,0 @@
-
-<gold>ZNPCsPlus <yellow>v${version} <red><click:run_command:/npc><hover:show_text:'<red>Click to view the main help message'>[BACK]</hover></click></red>
-<gray>Hover over any command more info
-
- <gold>* <yellow>/npc holo add <id> <text>
- <gold>* <yellow>/npc holo delete <id> <line>
- <gold>* <yellow>/npc holo set <id> <line> <text>
- <gold>* <yellow>/npc holo insert <id> <line> <text>
- <gold>* <yellow>/npc holo offset <id> <amount>
- <gold>* <yellow>/npc holo info <id>
-

plugin/src/main/resources/help-messages/property.txt

@@ -1,7 +0,0 @@
-
-<gold>ZNPCsPlus <yellow>v${version} <red><click:run_command:/npc><hover:show_text:'<red>Click to view the main help message'>[BACK]</hover></click></red>
-<gray>Hover over any command more info
-
- <gold>* <yellow>/npc property set <id> <property> <value>
- <gold>* <yellow>/npc property remove <id> <property>
-

plugin/src/main/resources/help-messages/root.txt

@@ -1,26 +0,0 @@
-
-<gold>ZNPCsPlus <yellow>v${version}
-<gray>Hover over any command for more info
-
- <gold>* <yellow>/npc create <id> <type>
- <gold>* <yellow>/npc delete <id>
- <gold>* <yellow>/npc changeid <old> <new>
- <gold>* <yellow>/npc toggle <id>
- <gold>* <yellow>/npc list
- <gold>* <yellow>/npc type <id> <type>
-
- <gold>* <yellow>/npc near <distance>
- <gold>* <yellow>/npc center <id>
- <gold>* <yellow>/npc lookatme <id>
- <gold>* <yellow>/npc setlocation <id> <x> <y> <z>
- <gold>* <yellow>/npc setrotation <id> <yaw> <pitch>
- <gold>* <yellow>/npc move <id>
- <gold>* <yellow>/npc teleport <id>
-
- <gold>* <yellow>/npc skin <id> <type> <args>
-
- <gold>* <yellow><click:run_command:/npc property><hover:show_text:'<gray>Npc property commands<br>Click to view full list'>/npc property help</hover></click>
- <gold>* <yellow><click:run_command:/npc holo><hover:show_text:'<gray>Npc hologram commands<br>Click to view full list'>/npc holo help</hover></click>
- <gold>* <yellow><click:run_command:/npc action><hover:show_text:'<gray>Player interaction commands<br>Click to view full list'>/npc action help</hover></click>
- <gold>* <yellow><click:run_command:/npc storage><hover:show_text:'<gray>Npc data storage commands<br>Click to view full list'>/npc storage help</hover></click>
-

plugin/src/main/resources/help-messages/storage.txt

@@ -1,8 +0,0 @@
-
-<gold>ZNPCsPlus <yellow>v${version} <red><click:run_command:/npc><hover:show_text:'<red>Click to view the main help message'>[BACK]</hover></click></red>
-<gray>Hover over any command for more info
-
- <gold>* <yellow>/npc storage save
- <gold>* <yellow>/npc storage reload
- <gold>* <yellow>/npc storage import <importer>
-

plugin/src/main/resources/messages/action.txt

@@ -0,0 +1,10 @@
+
+<gold>ZNPCsPlus <yellow>v${version} <red><click:run_command:/npc><hover:show_text:'<red>Click to view the main help message'>[BACK]</hover></click></red>
+<gray>Hover over any command for more info
+
+ <hover:show_text:'{@action-hover/add}'><gold>* <yellow>/npc action add <type> <id> <args></hover>
+ <hover:show_text:'{@action-hover/clear}'><gold>* <yellow>/npc action clear <id></hover>
+ <hover:show_text:'{@action-hover/delete}'><gold>* <yellow>/npc action delete <id> <index></hover>
+ <hover:show_text:'{@action-hover/edit}'><gold>* <yellow>/npc action edit <id> <index> <type> <args></hover>
+ <hover:show_text:'{@action-hover/list}'><gold>* <yellow>/npc action list <id></hover>
+

plugin/src/main/resources/messages/holo.txt

@@ -0,0 +1,11 @@
+
+<gold>ZNPCsPlus <yellow>v${version} <red><click:run_command:/npc><hover:show_text:'<red>Click to view the main help message'>[BACK]</hover></click></red>
+<gray>Hover over any command more info
+
+ <hover:show_text:'{@holo-hover/add}'><gold>* <yellow>/npc holo add <id> <text></hover>
+ <hover:show_text:'{@holo-hover/delete}'><gold>* <yellow>/npc holo delete <id> <line></hover>
+ <hover:show_text:'{@holo-hover/set}'><gold>* <yellow>/npc holo set <id> <line> <text></hover>
+ <hover:show_text:'{@holo-hover/insert}'><gold>* <yellow>/npc holo insert <id> <line> <text></hover>
+ <hover:show_text:'{@holo-hover/offset}'><gold>* <yellow>/npc holo offset <id> <amount></hover>
+ <hover:show_text:'{@holo-hover/info}'><gold>* <yellow>/npc holo info <id></hover>
+

plugin/src/main/resources/messages/property.txt

@@ -0,0 +1,7 @@
+
+<gold>ZNPCsPlus <yellow>v${version} <red><click:run_command:/npc><hover:show_text:'<red>Click to view the main help message'>[BACK]</hover></click></red>
+<gray>Hover over any command more info
+
+ <hover:show_text:'{@property-hover/set}'><gold>* <yellow>/npc property set <id> <property> <value></hover>
+ <hover:show_text:'{@property-hover/remove}'><gold>* <yellow>/npc property remove <id> <property></hover>
+

plugin/src/main/resources/messages/root.txt

@@ -0,0 +1,26 @@
+
+<gold>ZNPCsPlus <yellow>v${version}
+<gray>Hover over any command for more info
+
+ <hover:show_text:'{@root-hover/create}'><gold>* <yellow>/npc create <id> <type></hover>
+ <hover:show_text:'{@root-hover/delete}'><gold>* <yellow>/npc delete <id></hover>
+ <hover:show_text:'{@root-hover/changeid}'><gold>* <yellow>/npc changeid <old> <new></hover>
+ <hover:show_text:'{@root-hover/toggle}'><gold>* <yellow>/npc toggle <id></hover>
+ <hover:show_text:'{@root-hover/list}'><gold>* <yellow>/npc list</hover>
+ <hover:show_text:'{@root-hover/type}'><gold>* <yellow>/npc type <id> <type></hover>
+
+ <hover:show_text:'{@root-hover/near}'><gold>* <yellow>/npc near <distance></hover>
+ <hover:show_text:'{@root-hover/center}'><gold>* <yellow>/npc center <id></hover>
+ <hover:show_text:'{@root-hover/lookatme}'><gold>* <yellow>/npc lookatme <id></hover>
+ <hover:show_text:'{@root-hover/setlocation}'><gold>* <yellow>/npc setlocation <id> <x> <y> <z></hover>
+ <hover:show_text:'{@root-hover/setrotation}'><gold>* <yellow>/npc setrotation <id> <yaw> <pitch></hover>
+ <hover:show_text:'{@root-hover/move}'><gold>* <yellow>/npc move <id></hover>
+ <hover:show_text:'{@root-hover/teleport}'><gold>* <yellow>/npc teleport <id></hover>
+
+ <hover:show_text:'{@root-hover/skin}'><gold>* <yellow>/npc skin <id> <type> <args></hover>
+
+ <gold>* <yellow><click:run_command:/npc property><hover:show_text:'<gray>Npc property commands<br>Click to view full list'>/npc property help</hover></click>
+ <gold>* <yellow><click:run_command:/npc holo><hover:show_text:'<gray>Npc hologram commands<br>Click to view full list'>/npc holo help</hover></click>
+ <gold>* <yellow><click:run_command:/npc action><hover:show_text:'<gray>Player interaction commands<br>Click to view full list'>/npc action help</hover></click>
+ <gold>* <yellow><click:run_command:/npc storage><hover:show_text:'<gray>Npc data storage commands<br>Click to view full list'>/npc storage help</hover></click>
+

plugin/src/main/resources/messages/storage.txt

@@ -0,0 +1,8 @@
+
+<gold>ZNPCsPlus <yellow>v${version} <red><click:run_command:/npc><hover:show_text:'<red>Click to view the main help message'>[BACK]</hover></click></red>
+<gray>Hover over any command for more info
+
+ <hover:show_text:'{@storage-hover/save}'><gold>* <yellow>/npc storage save</hover>
+ <hover:show_text:'{@storage-hover/reload}'><gold>* <yellow>/npc storage reload</hover>
+ <hover:show_text:'{@storage-hover/import}'><gold>* <yellow>/npc storage import <importer></hover>
+