fix:添加非空判断条件

app/src/main/kotlin/com/secspace/sms/activities/MainActivity.kt

@@ -413,7 +413,7 @@ class MainActivity : SimpleActivity() {
 //            Log.e(TAG, " getNewConversations  privateContacts:${GsonUtil.parseListToJson(privateContacts)}")
         //获取系统SMS DB短信列表
         val conversations: java.util.ArrayList<Conversation> = getConversations(privateContacts = privateContacts)
-            Log.e(TAG, " getNewConversations  获取系统SMS DB短信列表(脏数据) conversations:${GsonUtil.parseListToJson(conversations)}")
+        Log.e(TAG, " getNewConversations  获取系统SMS DB短信列表(脏数据) conversations:${GsonUtil.parseListToJson(conversations)}")
 
         //通过DB数据与cache对比threadID
         conversations.forEach { clonedConversation ->
@@ -504,18 +504,19 @@ class MainActivity : SimpleActivity() {
     private fun setFirstConversationAndUpdateData(sortedConversations: ArrayList<Conversation>) {
         val hasPerMissionResult = this@MainActivity.hasPermission(PERMISSION_READ_CALL_LOG)
         if (hasPerMissionResult && sortedConversations.isNotEmpty()) {
-            val firstConversation = sortedConversations.first()//获取第一条未掩码会话
+            val firstConversation = sortedConversations.firstOrNull()//获取第一条未掩码会话
             Log.d(TAG, " MainActivity firstConversation()  获取第一条会话  =: ${GsonUtil.parseBeanToJson(firstConversation)}")
 
+            if (firstConversation == null) return
             val phoneNumber = firstConversation.title.replace(" ", "")
             //只针对手机号
-            if (phoneNumber.length != 11 ) return
+            if (phoneNumber.length != 11) return
             if (!firstConversation.isSFNumber) {
                 Log.d(TAG, "----MainActivity----获取第一条会话手机号 phoneNumber:$phoneNumber")
                 RecentsHelper(context = this@MainActivity).getRecentCalls(false, Int.MAX_VALUE) { recents: List<RecentCall> ->
                     val listCallRecent: List<RecentCall> = recents.distinctBy { it.phoneNumber }
 //                    Log.d(TAG, "----MainActivity----最近通话记录列表 :${GsonUtil.parseListToJson(listCallRecent)}")
-                    val findResult: RecentCall? = listCallRecent.firstOrNull  { it.phoneNumber.replace(" ","") == phoneNumber && it.isShunFeng }
+                    val findResult: RecentCall? = listCallRecent.firstOrNull { it.phoneNumber.replace(" ", "") == phoneNumber && it.isShunFeng }
                     Log.d(TAG, "----MainActivity----是否从通话记录中查找到电话号Result:${findResult != null}")
                     //从最近通话记录中找到了号码 进行掩码操作
                     if (findResult != null) {