perf: make parseColor no longer check the parameter is null

Author: nopdan

app/src/main/java/com/osfans/trime/data/theme/ColorManager.kt

@@ -314,8 +314,11 @@ object ColorManager {
         m: Map<String, Any?>,
         key: String?,
     ): Int? {
-        val value = getColorValue(m[key].toString())
-        return if (value is Int) value else null
+        m[key].let {
+            if (it == null) return null
+            val value = getColorValue(it.toString())
+            return if (value is Int) value else null
+        }
     }
 
     //  返回drawable。  Config 2.0
@@ -335,13 +338,16 @@ object ColorManager {
         m: Map<String, Any?>,
         key: String,
     ): Drawable? {
-        val value = getColorValue(m[key].toString())
-        if (value is Int) {
-            return GradientDrawable().apply { setColor(value) }
-        } else if (value is Drawable) {
-            return value
+        m[key].let {
+            if (it == null) return null
+            val value = getColorValue(it.toString())
+            if (value is Int) {
+                return GradientDrawable().apply { setColor(value) }
+            } else if (value is Drawable) {
+                return value
+            }
+            return null
         }
-        return null
     }
 
     //  返回图片或背景的drawable,支持null参数。 Config 2.0

app/src/main/java/com/osfans/trime/util/ColorUtils.kt

@@ -13,8 +13,7 @@ import timber.log.Timber
 
 object ColorUtils {
     @JvmStatic
-    fun parseColor(s: String?): Int? {
-        if (s == null) return null
+    fun parseColor(s: String): Int? {
         val hex: String = if (s.startsWith("#")) s.replace("#", "0x") else s
         return try {
             val completed =