diff --git a/html/webpage/assets/js/broadcastzones.js b/html/webpage/assets/js/broadcastzones.js
index b668f74..bfa21f5 100644
--- a/html/webpage/assets/js/broadcastzones.js
+++ b/html/webpage/assets/js/broadcastzones.js
@@ -123,7 +123,17 @@ $(document).ready(function () {
     function clearBroadcastZoneModal() {
         $broadcastzoneindex.prop('disabled', true).val('');
         $broadcastzonedescription.val('');
-        $broadcastzonesoundchannel.val('');
+        // fill broadcastzonesoundchannel from SoundChannelList
+        $broadcastzonesoundchannel.empty();
+        if (Array.isArray(SoundChannelList) && SoundChannelList.length > 0) {
+            // SoundChannelList ada isinya
+            SoundChannelList.forEach(ch => {
+                if (ch.channel && ch.channel.length > 0){
+                    // hanya yang punya channel saja
+                    $broadcastzonesoundchannel.append($('<option>').val(ch.channel).text(ch.channel));
+                }
+            });
+        }
         $broadcastzonebox.val('');
         for (let i = 1; i <= 32; i++) {
             cbRelay(i).prop('checked', false);
@@ -179,7 +189,7 @@ $(document).ready(function () {
                 Box: box,
                 Relay: relay
             };
-            fetchAPI(APIURL_BroadcastZone + "Add", "POST", bz, null, (okdata) => {
+            fetchAPI(APIURL_BroadcastZone + "Add", "POST", {}, bz, (okdata) => {
                 reloadBroadcastZones(APIURL_BroadcastZone);
                 alert("Success add new broadcast zone: " + okdata.message);
             }, (errdata) => {
@@ -272,7 +282,7 @@ $(document).ready(function () {
                         Box: box,
                         Relay: relay
                     };
-                    fetchAPI(APIURL_BroadcastZone + "UpdateByIndex/" + bz.index, "PATCH", bzUpdate, null, (okdata) => {
+                    fetchAPI(APIURL_BroadcastZone + "UpdateByIndex/" + bz.index, "PATCH", {}, bzUpdate, (okdata) => {
                         reloadBroadcastZones(APIURL_BroadcastZone);
                         alert("Success edit broadcast zone: " + okdata.message);
                     }, (errdata) => {
diff --git a/html/webpage/assets/js/script.js b/html/webpage/assets/js/script.js
index 8f99afa..353f21b 100644
--- a/html/webpage/assets/js/script.js
+++ b/html/webpage/assets/js/script.js
@@ -69,9 +69,16 @@ function fetchAPI(endpoint, method, headers = {}, body = null, cbOK, cbError) {
         }
     }
     fetch(url, options)
-        .then(response => {
+        .then(async(response) => {
             if (!response.ok) {
-                throw new Error('Network response was not ok ' + response.statusText);
+                let msg ;
+                try{
+                    let _xxx = await response.json();
+                    msg = _xxx.message || response.statusText;
+                } catch {
+                    msg = await response.statusText;
+                }
+                throw new Error(msg);
             }
             return response.json();
         })
diff --git a/html/webpage/assets/js/soundchannel.js b/html/webpage/assets/js/soundchannel.js
index ba0114f..e66b862 100644
--- a/html/webpage/assets/js/soundchannel.js
+++ b/html/webpage/assets/js/soundchannel.js
@@ -150,7 +150,9 @@ $(document).ready(function () {
                         return;
                     }
 
-                    fetchAPI(API_SoundChannel + "UpdateByIndex/" + newsc.index, "PATCH", newsc, null, (okdata) => {
+                    
+
+                    fetchAPI(API_SoundChannel + "UpdateByIndex/" + newsc.index, "PATCH", {}, newsc, (okdata) => {
                         reloadSoundChannel(API_SoundChannel);
                         alert("Success edit sound channel: " + okdata.message);
                     }, (errdata) => {
diff --git a/html/webpage/broadcastzones.html b/html/webpage/broadcastzones.html
index de96e45..9b86ba6 100644
--- a/html/webpage/broadcastzones.html
+++ b/html/webpage/broadcastzones.html
@@ -282,8 +282,8 @@
         </div>
     </div>
     <script src="assets/bootstrap/js/bootstrap.min.js"></script>
-    <script src="assets/js/broadcastzones.js"></script>
     <script src="assets/js/soundchannel.js"></script>
+    <script src="assets/js/broadcastzones.js"></script>
 </body>
 
 </html>
\ No newline at end of file
diff --git a/src/Main.kt b/src/Main.kt
index dd7698e..008e3f3 100644
--- a/src/Main.kt
+++ b/src/Main.kt
@@ -19,11 +19,12 @@ import java.time.LocalTime
 
 
 fun main() {
+    val version = "0.0.1 (23/09/2025)"
     if (Platform.isWindows()) {
         // supaya OSHI bisa mendapatkan CPU usage di Windows seperti di Task Manager
         GlobalConfig.set(GlobalConfig.OSHI_OS_WINDOWS_CPU_UTILITY, true)
     }
-    Logger.info("Application started" as Any)
+    Logger.info{"Starting AAS New Generation version $version"}
     val audioPlayer = AudioPlayer(44100) // 44100 Hz sampling rate
     audioPlayer.InitAudio(1)
     val content = ContentCache()
diff --git a/src/codes/Somecodes.kt b/src/codes/Somecodes.kt
index 3cd8959..1e2a645 100644
--- a/src/codes/Somecodes.kt
+++ b/src/codes/Somecodes.kt
@@ -181,6 +181,28 @@ class Somecodes {
             }
         }
 
+        /**
+         * Check if a string is a valid IPv4 address.
+         * @param value The string to check.
+         * @return True if the string is a valid IPv4 address, false otherwise.
+         */
+        fun ValidIPV4(value: String): Boolean{
+            return try{
+                if (ValidString(value)){
+                    val parts = value.split(".")
+                    if (parts.size != 4) return false
+                    for (part in parts){
+                        val num = part.toInt()
+                        if (num !in 0..255) return false
+                    }
+                    true
+                } else throw Exception()
+
+            } catch (_: Exception){
+                false
+            }
+        }
+
         /**
          * Check if a string is a valid date in the format "dd-MM-yyyy".
          * This format is used for log HTML files.
diff --git a/src/database/MariaDB.kt b/src/database/MariaDB.kt
index 3bc49a6..600a0c7 100644
--- a/src/database/MariaDB.kt
+++ b/src/database/MariaDB.kt
@@ -1737,7 +1737,7 @@ class MariaDB(
     fun Add_BroadcastZones(broadcastZones: BroadcastZones): Boolean {
         try {
             val statement =
-                connection?.prepareStatement("INSERT INTO broadcast_zones (description, SoundChannel, Box, Relay) VALUES (?, ?, ?, ?)")
+                connection?.prepareStatement("INSERT INTO broadcastzones (description, SoundChannel, Box, Relay) VALUES (?, ?, ?, ?)")
             statement?.setString(1, broadcastZones.description)
             statement?.setString(2, broadcastZones.SoundChannel)
             statement?.setString(3, broadcastZones.Box)
@@ -1766,7 +1766,7 @@ class MariaDB(
                 if (connection != null) {
                     connection!!.autoCommit = false
                     val sql =
-                        "INSERT INTO broadcast_zones (description, SoundChannel, Box, Relay) VALUES (?, ?, ?, ?)"
+                        "INSERT INTO broadcastzones (description, SoundChannel, Box, Relay) VALUES (?, ?, ?, ?)"
                     val statement = connection!!.prepareStatement(sql)
                     for (bz in broadcastZonesList) {
                         statement.setString(1, bz.description)
@@ -1797,7 +1797,7 @@ class MariaDB(
     fun Update_BroadcastZones_by_index(index: UInt, broadcastZones: BroadcastZones): Boolean {
         try {
             val statement =
-                connection?.prepareStatement("UPDATE broadcast_zones SET description = ?, SoundChannel = ?, Box = ?, Relay = ? WHERE `index` = ?")
+                connection?.prepareStatement("UPDATE broadcastzones SET description = ?, SoundChannel = ?, Box = ?, Relay = ? WHERE `index` = ?")
             statement?.setString(1, broadcastZones.description)
             statement?.setString(2, broadcastZones.SoundChannel)
             statement?.setString(3, broadcastZones.Box)
@@ -1823,7 +1823,7 @@ class MariaDB(
      */
     fun Delete_BroadcastZones_by_index(index: UInt): Boolean {
         try {
-            val statement = connection?.prepareStatement("DELETE FROM broadcast_zones WHERE `index` = ?")
+            val statement = connection?.prepareStatement("DELETE FROM broadcastzones WHERE `index` = ?")
             statement?.setLong(1, index.toLong())
             val rowsAffected = statement?.executeUpdate()
             if (rowsAffected != null && rowsAffected > 0) {
@@ -1846,11 +1846,11 @@ class MariaDB(
         try {
             val statement = connection?.createStatement()
             // use a temporary table to reorder the index
-            statement?.executeUpdate("CREATE TABLE IF NOT EXISTS temp_broadcast_zones LIKE broadcast_zones")
-            statement?.executeUpdate("INSERT INTO temp_broadcast_zones (description, SoundChannel, Box, Relay) SELECT description, SoundChannel, Box, Relay FROM broadcast_zones ORDER BY description ASC")
-            statement?.executeUpdate("TRUNCATE TABLE broadcast_zones")
-            statement?.executeUpdate("INSERT INTO broadcast_zones (description, SoundChannel, Box, Relay) SELECT description, SoundChannel, Box, Relay FROM temp_broadcast_zones")
-            statement?.executeUpdate("DROP TABLE temp_broadcast_zones")
+            statement?.executeUpdate("CREATE TABLE IF NOT EXISTS temp_broadcastzones LIKE broadcastzones")
+            statement?.executeUpdate("INSERT INTO temp_broadcastzones (description, SoundChannel, Box, Relay) SELECT description, SoundChannel, Box, Relay FROM broadcastzones ORDER BY description ASC")
+            statement?.executeUpdate("TRUNCATE TABLE broadcastzones")
+            statement?.executeUpdate("INSERT INTO broadcastzones (description, SoundChannel, Box, Relay) SELECT description, SoundChannel, Box, Relay FROM temp_broadcastzones")
+            statement?.executeUpdate("DROP TABLE temp_broadcastzones")
             Logger.info("broadcast_zones table resorted by description" as Any)
             // reload the local list
             GetBroadcastZones()
@@ -1868,7 +1868,7 @@ class MariaDB(
         try {
             val statement = connection?.createStatement()
             // use TRUNCATE to reset auto increment index
-            statement?.executeUpdate("TRUNCATE TABLE broadcast_zones")
+            statement?.executeUpdate("TRUNCATE TABLE broadcastzones")
             Logger.info("Broadcast zones table cleared" as Any)
             return true
         } catch (e: Exception) {
@@ -1884,7 +1884,7 @@ class MariaDB(
     fun Export_BroadcastZones_XLSX(): XSSFWorkbook? {
         try {
             val statement = connection?.createStatement()
-            val resultSet = statement?.executeQuery("SELECT * FROM broadcast_zones")
+            val resultSet = statement?.executeQuery("SELECT * FROM broadcastzones")
             val workbook = XSSFWorkbook()
             val sheet = workbook.createSheet("BroadcastZones")
             val headerRow = sheet.createRow(0)
diff --git a/src/web/WebApp.kt b/src/web/WebApp.kt
index 1414bed..9553a44 100644
--- a/src/web/WebApp.kt
+++ b/src/web/WebApp.kt
@@ -4,6 +4,7 @@ import codes.Somecodes
 import codes.Somecodes.Companion.ListAudioFiles
 import codes.Somecodes.Companion.ValiDateForLogHtml
 import codes.Somecodes.Companion.ValidFile
+import codes.Somecodes.Companion.ValidIPV4
 import codes.Somecodes.Companion.ValidScheduleDay
 import codes.Somecodes.Companion.ValidScheduleTime
 import codes.Somecodes.Companion.ValidString
@@ -13,9 +14,11 @@ import content.Category
 import content.Language
 import content.ScheduleDay
 import content.VoiceType
+import database.BroadcastZones
 import database.LanguageLink
 import database.MariaDB
 import database.Messagebank
+import database.SoundChannel
 import database.Soundbank
 import io.javalin.Javalin
 import io.javalin.apibuilder.ApiBuilder.before
@@ -265,11 +268,11 @@ class WebApp(val listenPort: Int, val userlist: List<Pair<String, String>>, val
                                     if (json.isEmpty) {
                                         it.status(400).result(objectmapper.writeValueAsString(resultMessage("UpdateByIndex with index=$index has empty body")))
                                     } else {
-                                        val _description = json.get("Description").asText()
-                                        val _tag = json.get("TAG").asText()
-                                        val _category = json.get("Category").asText()
-                                        val _language = json.get("Language").asText()
-                                        val _path = json.get("Path").asText()
+                                        val _description = json.get("Description").asText("")
+                                        val _tag = json.get("TAG").asText("")
+                                        val _category = json.get("Category").asText("")
+                                        val _language = json.get("Language").asText("")
+                                        val _path = json.get("Path").asText("")
                                         var changed = false
                                         if (ValidString(_description) && _description != sb.Description) {
                                             sb.Description = _description
@@ -355,12 +358,12 @@ class WebApp(val listenPort: Int, val userlist: List<Pair<String, String>>, val
                         }
                         post("Add"){
                             val json : JsonNode = objectmapper.readTree(it.body())
-                            val description = json.get("Description")?.asText() ?: ""
-                            val language = json.get("Language")?.asText() ?: ""
+                            val description = json.get("Description")?.asText("") ?: ""
+                            val language = json.get("Language")?.asText("") ?: ""
                             val ann_id = json.get("ANN_ID")?.asInt()?.toUInt() ?: 0u
-                            val voice_type = json.get("Voice_Type")?.asText() ?: ""
-                            val message_detail = json.get("Message_Detail")?.asText() ?: ""
-                            val message_tags = json.get("Message_TAGS")?.asText() ?: ""
+                            val voice_type = json.get("Voice_Type")?.asText("") ?: ""
+                            val message_detail = json.get("Message_Detail")?.asText("") ?: ""
+                            val message_tags = json.get("Message_TAGS")?.asText("") ?: ""
                             if (description.isNotEmpty()){
                                 if (language.isNotEmpty() && Language.entries.any{ lang -> lang.name == language }){
                                     if (ann_id>0u){
@@ -416,12 +419,12 @@ class WebApp(val listenPort: Int, val userlist: List<Pair<String, String>>, val
                                     if (json.isEmpty) {
                                         it.status(400).result(objectmapper.writeValueAsString(resultMessage("UpdateByIndex with index=$index has empty body")))
                                     } else {
-                                        val _description = json.get("Description").asText()
-                                        val _language = json.get("Language").asText()
+                                        val _description = json.get("Description").asText("")
+                                        val _language = json.get("Language").asText("")
                                         val _ann_id = json.get("ANN_ID").asInt().toUInt()
-                                        val _voice_type = json.get("Voice_Type").asText()
-                                        val _message_detail = json.get("Message_Detail").asText()
-                                        val _message_tags = json.get("Message_TAGS").asText()
+                                        val _voice_type = json.get("Voice_Type").asText("")
+                                        val _message_detail = json.get("Message_Detail").asText("")
+                                        val _message_tags = json.get("Message_TAGS").asText("")
 
                                         var changed = false
                                         if (ValidString(_description) && _description != mb.Description) {
@@ -507,8 +510,8 @@ class WebApp(val listenPort: Int, val userlist: List<Pair<String, String>>, val
                         post("Add"){
                             // Parse JSON from request body
                             val json: JsonNode = objectmapper.readTree(it.body())
-                            val tag = json.get("tag").asText()
-                            val languages = json.get("language").asText().split(";")
+                            val tag = json.get("tag").asText("")
+                            val languages = json.get("language").asText("").split(";")
                             println("Add Language Link, tag=$tag, languages=$languages")
                             if (ValidString(tag)){
                                 if (languages.all { xx -> Language.entries.any { yy -> yy.name.equals(xx,true)} }){
@@ -571,8 +574,8 @@ class WebApp(val listenPort: Int, val userlist: List<Pair<String, String>>, val
                                     if (json.isEmpty) {
                                         it.status(400).result(objectmapper.writeValueAsString(resultMessage("UpdateByIndex with index=$index has empty body")))
                                     } else {
-                                        val _tag = json.get("tag").asText()
-                                        val _language = json.get("language").asText()
+                                        val _tag = json.get("tag").asText("")
+                                        val _language = json.get("language").asText("")
                                         var changed = false
                                         if (ValidString(_language) && _language != ll.Language) {
                                             ll.Language = _language
@@ -670,14 +673,14 @@ class WebApp(val listenPort: Int, val userlist: List<Pair<String, String>>, val
                                     if (json.isEmpty) {
                                         it.status(400).result(objectmapper.writeValueAsString(resultMessage("UpdateByIndex with index=$index has empty body")))
                                     } else {
-                                        val _description = json.get("Description").asText()
-                                        val _time = json.get("Time").asText()
-                                        val _day = json.get("Day").asText()
-                                        val _soundpath = json.get("Soundpath").asText()
+                                        val _description = json.get("Description").asText("")
+                                        val _time = json.get("Time").asText("")
+                                        val _day = json.get("Day").asText("")
+                                        val _soundpath = json.get("Soundpath").asText("")
                                         val _repeat = json.get("Repeat").asInt().toUByte()
                                         val _enable = json.get("Enable").asBoolean()
-                                        val _broadcast_zones = json.get("BroadcastZones").asText()
-                                        val _language = json.get("Language").asText()
+                                        val _broadcast_zones = json.get("BroadcastZones").asText("")
+                                        val _language = json.get("Language").asText("")
                                         var changed = false
                                         if (ValidString(_description) && _description != sb.Description) {
                                             sb.Description = _description
@@ -832,12 +835,24 @@ class WebApp(val listenPort: Int, val userlist: List<Pair<String, String>>, val
                             }
                         }
                         post("Add") {
-                            // Parse JSON from request body
-                            val json: JsonNode = objectmapper.readTree(it.body())
-                            val zone = json.get("zone").asText()
-                            val description = json.get("description").asText()
-                            println("Add Broadcast Zone, zone=$zone, description=$description")
-                            // TODO continue tomorrow
+                            val json : JsonNode = objectmapper.readTree(it.body())
+                            val _description = json.get("description").asText("")
+                            val _soundchannel = json.get("SoundChannel").asText("")
+                            val _box = json.get("Box").asText("")
+                            val _relay = json.get("Relay").asText("")
+                            if (ValidString(_description)){
+                                if (ValidString(_soundchannel)){
+                                    if (ValidString(_box)){
+                                        if (ValidString(_relay)){
+                                            val newbp = BroadcastZones(0u,_description,_soundchannel,_box,_relay)
+                                            if (db.Add_BroadcastZones(newbp)){
+                                                db.Resort_BroadcastZones_by_description()
+                                                it.result(objectmapper.writeValueAsString(resultMessage("OK")))
+                                            } else it.status(500).result(objectmapper.writeValueAsString(resultMessage("Failed to add broadcast zone to database")))
+                                        } else it.status(400).result(objectmapper.writeValueAsString(resultMessage("Invalid Relay")))
+                                    } else it.status(400).result(objectmapper.writeValueAsString(resultMessage("Invalid Box")))
+                                } else it.status(400).result(objectmapper.writeValueAsString(resultMessage("Invalid SoundChannel")))
+                            } else it.status(400).result(objectmapper.writeValueAsString(resultMessage("Invalid description")))
                         }
                         delete("DeleteByIndex/{index}") {
                             // delete by index
@@ -853,8 +868,52 @@ class WebApp(val listenPort: Int, val userlist: List<Pair<String, String>>, val
                                 }
                             }
                         }
-                        post("UpdateByIndex/{index}") {
-                            // TODO continue tomorrow
+                        patch("UpdateByIndex/{index}") {
+                            // update by index
+                            val index = it.pathParam("index").toUIntOrNull()
+                            if (index == null) {
+                                it.status(400).result(objectmapper.writeValueAsString(resultMessage("Invalid index")))
+                            } else {
+                                val bz = db.BroadcastZoneList.find { xx -> xx.index == index }
+                                if (bz == null) {
+                                    it.status(404).result(objectmapper.writeValueAsString(resultMessage("Broadcast zone with index $index not found")))
+                                } else {
+                                    val json: JsonNode = objectmapper.readTree(it.body())
+                                    if (json.isEmpty) {
+                                        it.status(400).result(objectmapper.writeValueAsString(resultMessage("UpdateByIndex with index=$index has empty body")))
+                                    } else {
+                                        val _description = json.get("description").asText("")
+                                        val _soundchannel = json.get("SoundChannel").asText("")
+                                        val _box = json.get("Box").asText("")
+                                        val _relay = json.get("Relay").asText("")
+                                        var changed = false
+                                        if (ValidString(_description) && _description != bz.description) {
+                                            bz.description = _description
+                                            changed = true
+                                        }
+                                        if (ValidString(_soundchannel) && _soundchannel != bz.SoundChannel) {
+                                            bz.SoundChannel = _soundchannel
+                                            changed = true
+                                        }
+                                        if (ValidString(_box) && _box != bz.Box) {
+                                            bz.Box = _box
+                                            changed = true
+                                        }
+                                        if (ValidString(_relay) && _relay != bz.Relay) {
+                                            bz.Relay = _relay
+                                            changed = true
+                                        }
+                                        if (changed) {
+                                            if (db.Update_BroadcastZones_by_index(index, bz)) {
+                                                db.Resort_BroadcastZones_by_description()
+                                                it.result(objectmapper.writeValueAsString(resultMessage("OK")))
+                                            } else it.status(500)
+                                                .result(objectmapper.writeValueAsString(resultMessage("Failed to update broadcast zone with index $index")))
+                                        } else it.status(400)
+                                            .result(objectmapper.writeValueAsString(resultMessage("Nothing has changed for broadcast zone with index $index")))
+                                    }
+                                }
+                            }
 
                         }
                         get("ExportXLSX") {
@@ -910,17 +969,97 @@ class WebApp(val listenPort: Int, val userlist: List<Pair<String, String>>, val
                             val index = it.pathParam("index").toUIntOrNull()
                             if (index == null) {
                                 it.status(400).result(objectmapper.writeValueAsString(resultMessage("Invalid index")))
-                                return@patch
+                            } else {
+                                val sc = db.SoundChannelList.find { xx -> xx.index == index }
+                                if (sc == null) {
+                                    println("Sound channel with index $index not found")
+                                    it.status(404).result(objectmapper.writeValueAsString(resultMessage("Sound channel with index $index not found")))
+                                } else {
+                                    val json: JsonNode = objectmapper.readTree(it.body())
+                                    println("Received JSON: $json")
+                                    if (json.isEmpty) {
+                                        println("UpdateByIndex with index=$index has empty body")
+                                        it.status(400).result(objectmapper.writeValueAsString(resultMessage("UpdateByIndex with index=$index has empty body")))
+                                    } else {
+                                        val _channel = json.get("description").asText("")
+                                        val _ip = json.get("ip").asText("")
+                                        println("Update sound channel with index $index, channel=$_channel, ip=$_ip")
+                                        if (ValidString(_channel)){
+                                            if (ValidIPV4(_ip)){
+                                                if (_channel.equals(sc.channel) && _ip.equals(sc.ip)) {
+                                                    println("Nothing has changed for sound channel with index $index")
+                                                    it.status(400).result(objectmapper.writeValueAsString(resultMessage("Nothing has changed for sound channel with index $index")))
+                                                    return@patch
+                                                } else {
+
+                                                    // cek apakah ada soundchannel lain yang pakai ip dan channel yang sama
+                                                    if (db.SoundChannelList.any { xx -> xx.index != index && _ip.equals(xx.ip) && _channel.equals(xx.channel, true) }) {
+                                                        println("Another sound channel already uses IP $_ip and channel $_channel")
+                                                        it.status(400).result(objectmapper.writeValueAsString(resultMessage("Another sound channel already uses IP $_ip and channel $_channel")))
+                                                        return@patch
+                                                    }
+
+                                                    // ada sesuatu yang ganti
+                                                    val newsc = SoundChannel(0u, _channel, _ip)
+                                                    if (db.Update_SoundChannel_by_index(index,newsc)){
+                                                        println("Updated sound channel with index $index")
+                                                        db.Resort_SoundChannel_by_index()
+                                                        it.result(objectmapper.writeValueAsString(resultMessage("OK")))
+                                                    } else {
+                                                        println("Failed to update sound channel with index $index")
+                                                        it.status(500).result(objectmapper.writeValueAsString(resultMessage("Failed to update sound channel with index $index")))
+                                                        return@patch
+                                                    }
+                                                }
+
+                                            } else {
+                                                println("Invalid IP address")
+                                                it.status(400).result(objectmapper.writeValueAsString(resultMessage("Invalid IP address")))
+                                            }
+                                        } else {
+                                            println("Invalid channel")
+                                            it.status(400).result(objectmapper.writeValueAsString(resultMessage("Invalid channel")))
+                                        }
+                                    }
+                                }
+
                             }
 
-                            val json: JsonNode = objectmapper.readTree(it.body())
+
 
                         }
                         get("ExportXLSX"){
-
+                            val xlsxdata = db.Export_SoundChannel_XLSX()
+                            if (xlsxdata != null) {
+                                it.header(
+                                    "Content-Type",
+                                    "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
+                                )
+                                it.header("Content-Disposition", "attachment; filename=\"soundchannel.xlsx\"")
+                                it.outputStream().use { out ->
+                                    xlsxdata.write(out)
+                                }
+                            } else {
+                                it.status(500).result(objectmapper.writeValueAsString(resultMessage("Failed to export sound channel to XLSX")))
+                            }
                         }
                         post("ImportXLSX"){
-
+                            val uploaded = it.uploadedFile("file")
+                            if (uploaded == null) {
+                                it.status(400).result(objectmapper.writeValueAsString(resultMessage("No file uploaded")))
+                                return@post
+                            }
+                            try {
+                                val xlsx = XSSFWorkbook(uploaded.content())
+                                if (db.Import_SoundChannel_XLSX(xlsx)) {
+                                    db.Resort_SoundChannel_by_index()
+                                    it.result(objectmapper.writeValueAsString(resultMessage("OK")))
+                                } else {
+                                    it.status(500).result(objectmapper.writeValueAsString(resultMessage("Failed to import sound channel from XLSX")))
+                                }
+                            } catch (e: Exception) {
+                                it.status(400).result(objectmapper.writeValueAsString(resultMessage("Invalid XLSX file")))
+                            }
                         }
                     }
                 }