up

app/src/main/java/io/legado/app/constant/AppConst.kt

@@ -9,50 +9,32 @@ import javax.script.ScriptEngineManager
 
 @SuppressLint("SimpleDateFormat")
 object AppConst {
+
+    const val APP_TAG = "Legado"
+
     const val channelIdDownload = "channel_download"
     const val channelIdReadAloud = "channel_read_aloud"
     const val channelIdWeb = "channel_web"
 
-    const val APP_TAG = "Legado"
-    const val RC_IMPORT_YUEDU_DATA = 100
+    val NOT_AVAILABLE = App.INSTANCE.getString(R.string.not_available)
 
-    const val userAgent =
+    val userAgent: String by lazy {
         "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.142 Safari/537.36"
+    }
 
-    val SCRIPT_ENGINE: ScriptEngine = ScriptEngineManager().getEngineByName("rhino")
-
-    val NOT_AVAILABLE = App.INSTANCE.getString(R.string.not_available)
+    val SCRIPT_ENGINE: ScriptEngine by lazy {
+        ScriptEngineManager().getEngineByName("rhino")
+    }
 
     val TIME_FORMAT: SimpleDateFormat by lazy {
         SimpleDateFormat("HH:mm")
     }
 
-    val keyboardToolChars = arrayListOf(
-        "@",
-        "&",
-        "|",
-        "%",
-        "/",
-        ":",
-        "[",
-        "]",
-        "{",
-        "}",
-        "<",
-        ">",
-        "\\",
-        "$",
-        "#",
-        "!",
-        ".",
-        "href",
-        "src",
-        "textNodes",
-        "xpath",
-        "json",
-        "css",
-        "id",
-        "class",
-        "tag"
+    val keyboardToolChars: List<String> by lazy {
+        arrayListOf(
+            "@", "&", "|", "%", "/", ":", "[", "]", "{", "}", "<", ">",
+            "\\", "$", "#", "!", ".", "href", "src", "textNodes", "xpath",
+            "json", "css", "id", "class", "tag"
         )
     }
+}