feat: 优化代码

app/src/main/java/io/legado/app/help/http/EncodeConverter.kt

@@ -17,20 +17,22 @@ class EncodeConverter(private val encode: String? = null) : Converter.Factory()
     ): Converter<ResponseBody, String>? {
         return Converter { value ->
             val responseBytes = UTF8BOMFighter.removeUTF8BOM(value.bytes())
-            encode?.let { return@Converter String(responseBytes, Charset.forName(encode)) }
+            var charsetName: String? = encode
 
-            var charsetName: String? = null
-            val mediaType = value.contentType()
-            //根据http头判断
-            if (mediaType != null) {
-                val charset = mediaType.charset()
-                charsetName = charset?.displayName()
+            charsetName?.let {
+                try {
+                    return@Converter String(responseBytes, Charset.forName(charsetName))
+                } catch (e: Exception) {
+                }
             }
 
-            if (charsetName == null) {
-                charsetName = EncodingDetect.getHtmlEncode(responseBytes)
+            //根据http头判断
+            value.contentType()?.charset()?.let {
+                return@Converter String(responseBytes, it)
             }
 
+            //根据内容判断
+            charsetName = EncodingDetect.getHtmlEncode(responseBytes)
             String(responseBytes, Charset.forName(charsetName))
         }
     }

app/src/main/res/color/selector_image.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_enabled="false" android:color="@color/common_google_signin_btn_text_light_disabled" />
+    <item android:state_pressed="true" android:color="@color/common_google_signin_btn_text_light_pressed" />
+    <item android:state_focused="true" android:color="@color/common_google_signin_btn_text_light_focused" />
+    <item android:color="@color/common_google_signin_btn_text_light_default" />
+</selector>