From fd62f7a05191133f8a2d1972cbf023cc52bd0f26 Mon Sep 17 00:00:00 2001
From: Sho Sakuma <me@m1sk9.dev>
Date: Sat, 10 Jan 2026 23:33:27 +0900
Subject: fix: Fixed an issue where long messages were not converting correctly

---
 .../kotlin/dev/m1sk9/lunaticChat/paper/LunaticChat.kt |  7 ++++++-
 .../lunaticChat/paper/converter/GoogleIMEClient.kt    | 19 +++++++++++++------
 .../lunaticChat/paper/converter/RomanjiConverter.kt   |  5 ++++-
 platform-paper/src/main/resources/config.yml          |  1 +
 4 files changed, 24 insertions(+), 8 deletions(-)

diff --git a/platform-paper/src/main/kotlin/dev/m1sk9/lunaticChat/paper/LunaticChat.kt b/platform-paper/src/main/kotlin/dev/m1sk9/lunaticChat/paper/LunaticChat.kt
index f40ea80..470f3b3 100644
--- a/platform-paper/src/main/kotlin/dev/m1sk9/lunaticChat/paper/LunaticChat.kt
+++ b/platform-paper/src/main/kotlin/dev/m1sk9/lunaticChat/paper/LunaticChat.kt
@@ -62,7 +62,12 @@ class LunaticChat :
                     timeout = lunaticChatConfiguration.features.japaneseConversion.apiTimeout.milliseconds,
                     httpClient = httpClient,
                 )
-            romajiConverter = RomanjiConverter(cache, apiClient, logger)
+            romajiConverter = RomanjiConverter(
+                cache = cache,
+                apiClient = apiClient,
+                logger = logger,
+                debugMode = lunaticChatConfiguration.debug
+            )
 
             val saveInterval = lunaticChatConfiguration.features.japaneseConversion.cacheSaveIntervalSeconds * 20L
             server.scheduler.runTaskTimerAsynchronously(
diff --git a/platform-paper/src/main/kotlin/dev/m1sk9/lunaticChat/paper/converter/GoogleIMEClient.kt b/platform-paper/src/main/kotlin/dev/m1sk9/lunaticChat/paper/converter/GoogleIMEClient.kt
index 3d8b00a..0689ad4 100644
--- a/platform-paper/src/main/kotlin/dev/m1sk9/lunaticChat/paper/converter/GoogleIMEClient.kt
+++ b/platform-paper/src/main/kotlin/dev/m1sk9/lunaticChat/paper/converter/GoogleIMEClient.kt
@@ -41,16 +41,23 @@ class GoogleIMEClient(
         val resultArray = parsed.jsonArray
 
         // Response format: [["input", ["candidate1", "candidate2", ...]], ...]
-        if (resultArray.isNotEmpty()) {
-            val firstResult = resultArray[0].jsonArray
-            if (firstResult.size >= 2) {
-                val candidates = firstResult[1].jsonArray
+        // For multi-word input, there are multiple arrays, one per segment
+        val result = StringBuilder()
+
+        for (segment in resultArray) {
+            val segmentArray = segment.jsonArray
+            if (segmentArray.size >= 2) {
+                val candidates = segmentArray[1].jsonArray
                 if (candidates.isNotEmpty()) {
-                    return candidates[0].jsonPrimitive.content
+                    result.append(candidates[0].jsonPrimitive.content)
                 }
             }
         }
 
-        throw IllegalStateException("No conversion result found in the response.")
+        if (result.isEmpty()) {
+            throw IllegalStateException("No conversion result found in the response.")
+        }
+
+        return result.toString()
     }
 }
diff --git a/platform-paper/src/main/kotlin/dev/m1sk9/lunaticChat/paper/converter/RomanjiConverter.kt b/platform-paper/src/main/kotlin/dev/m1sk9/lunaticChat/paper/converter/RomanjiConverter.kt
index b280bd5..79efa87 100644
--- a/platform-paper/src/main/kotlin/dev/m1sk9/lunaticChat/paper/converter/RomanjiConverter.kt
+++ b/platform-paper/src/main/kotlin/dev/m1sk9/lunaticChat/paper/converter/RomanjiConverter.kt
@@ -6,6 +6,7 @@ class RomanjiConverter(
     private val cache: ConversionCache,
     private val apiClient: GoogleIMEClient,
     private val logger: Logger,
+    private val debugMode: Boolean = false,
 ) {
     /**
      * Converts the given romaji input to Japanese using the API client.
@@ -25,7 +26,9 @@ class RomanjiConverter(
 
         // Step 1: Romanji -> Hiragana
         val hiragana = KanaConverter.toHiragana(input)
-        logger.info("Romanji -> Hiragana: $input -> $hiragana")
+        if (debugMode) {
+            logger.info("Romanji -> Hiragana: $input -> $hiragana")
+        }
 
         // Step 2: Hiragana -> Kanji/Kana
         val result =
diff --git a/platform-paper/src/main/resources/config.yml b/platform-paper/src/main/resources/config.yml
index bab8d76..f8b8d83 100644
--- a/platform-paper/src/main/resources/config.yml
+++ b/platform-paper/src/main/resources/config.yml
@@ -44,6 +44,7 @@ features:
 # You can use placeholders such as {sender}, {message}, etc.
 #
 # {sender} - The name of the message sender
+# {recipient} - The name of the message recipient
 # {message} - The content of the message
 # ----------------------------------------------
 
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