完善了功能

app/src/main/java/com/sw/platecabinet/utils/DateTimeUtils.kt

@@ -73,15 +73,15 @@ object DateTimeUtils {
     }
 
     /**
-     * 判断给定时间是否距离当前时间超过36小时
+     * 判断给定时间是否距离当前时间超过72小时
      * @param timeInMillis 时间戳(毫秒)
-     * @return true 表示超过36小时，false 表示未超过
+     * @return true 表示超过72小时，false 表示未超过
      */
-    fun isMoreThan36HoursFromNow(timeInMillis: Long): Boolean {
+    fun isMoreThanHoursFromNow(timeInMillis: Long): Boolean {
         val currentTime = System.currentTimeMillis()
         val timeDifference = currentTime - timeInMillis
         val hoursDifference = timeDifference / (1000 * 60 * 60) // 毫秒转小时
-        return hoursDifference >= 36
+        return hoursDifference >= 72
     }
 
     /**

app/src/main/java/com/sw/platecabinet/utils/KeyboardUtils.kt

@@ -0,0 +1,29 @@
+package com.sw.platecabinet.utils
+
+import android.app.Activity
+import android.content.Context
+import android.view.View
+import android.view.inputmethod.InputMethodManager
+
+/**
+ * 键盘工具类
+ */
+object KeyboardUtils {
+
+    /**
+     * 显示键盘
+     */
+    fun showKeyboard(view: View) {
+        val imm = view.context.getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager
+        imm.showSoftInput(view, InputMethodManager.SHOW_IMPLICIT)
+    }
+
+    /**
+     * 隐藏键盘
+     */
+    fun hideKeyboard(activity: Activity) {
+        val imm = activity.getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager
+        val view = activity.currentFocus ?: View(activity)
+        imm.hideSoftInputFromWindow(view.windowToken, 0)
+    }
+}