refactor: sim toolkit

app-unpriv/src/main/java/im/angry/openeuicc/ui/UnprivilegedEuiccManagementFragment.kt

@@ -1,12 +1,7 @@
 package im.angry.openeuicc.ui
 
-import android.content.Intent
-import android.content.pm.PackageManager
-import android.net.Uri
-import android.provider.Settings
 import android.view.Menu
 import android.view.MenuInflater
-import android.widget.Toast
 import im.angry.easyeuicc.R
 import im.angry.openeuicc.util.SIMToolkit
 import im.angry.openeuicc.util.newInstanceEuicc
@@ -30,22 +25,8 @@ class UnprivilegedEuiccManagementFragment : EuiccManagementFragment() {
         inflater.inflate(R.menu.fragment_sim_toolkit, menu)
         menu.findItem(R.id.open_sim_toolkit).apply {
             val slot = stk[slotId] ?: return@apply
-            isVisible = slot.intent != null
-            setOnMenuItemClickListener {
-                val intent = slot.intent ?: return@setOnMenuItemClickListener false
-                if (intent.action == Settings.ACTION_APPLICATION_DETAILS_SETTINGS) {
-                    val packageName = intent.data!!.schemeSpecificPart
-                    val label = requireContext().packageManager.getApplicationLabel(packageName)
-                    val message = requireContext().getString(R.string.toast_prompt_to_enable_sim_toolkit, label)
-                    Toast.makeText(context, message, Toast.LENGTH_LONG).show()
-                }
-                startActivity(intent)
-                true
+            isVisible = slot.available
+            setOnMenuItemClickListener { slot.launch() }
         }
     }
 }
-}
-
-
-private fun PackageManager.getApplicationLabel(packageName: String): CharSequence =
-    getApplicationLabel(getApplicationInfo(packageName, 0))

app-unpriv/src/main/java/im/angry/openeuicc/util/SIMToolkit.kt

@@ -43,7 +43,10 @@ class SIMToolkit(private val context: Context) {
             get() = packageNames.flatMap(packageManager::getActivities)
                 .filter(ActivityInfo::exported).map { ComponentName(it.packageName, it.name) }
 
-        private fun getActivityIntent(): Intent? {
+        val available: Boolean
+            get() = getIntent() != null || getDisabledPackageName() != null
+
+        private fun getIntent(): Intent? {
             for (activity in activities) {
                 if (!components.contains(activity)) continue
                 if (isDisabledState(packageManager.getComponentEnabledSetting(activity))) continue
@@ -52,23 +55,31 @@ class SIMToolkit(private val context: Context) {
             return launchIntent
         }
 
-        private fun getDisabledPackageIntent(): Intent? {
-            val disabledPackageName = packageNames.find {
+        private fun getDisabledPackageName() = packageNames.find {
             try {
                 isDisabledState(packageManager.getApplicationEnabledSetting(it))
             } catch (_: IllegalArgumentException) {
                 false
             }
         }
-            if (disabledPackageName == null) return null
-            return Intent(
-                Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
-                Uri.fromParts("package", disabledPackageName, null)
-            )
-        }
 
-        val intent: Intent?
-            get() = getActivityIntent() ?: getDisabledPackageIntent()
+        fun launch(): Boolean {
+            var intent = getIntent()
+            if (intent == null) {
+                val pkgName = getDisabledPackageName() ?: return false
+                val message = context.getString(
+                    R.string.toast_prompt_to_enable_sim_toolkit,
+                    packageManager.getApplicationLabel(pkgName)
+                )
+                intent = Intent(
+                    Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
+                    Uri.fromParts("package", pkgName, null)
+                )
+                Toast.makeText(context, message, Toast.LENGTH_LONG).show()
+            }
+            context.startActivity(intent)
+            return true
+        }
     }
 }
 
@@ -78,6 +89,9 @@ private fun isDisabledState(state: Int) = when (state) {
     else -> false
 }
 
+private fun PackageManager.getApplicationLabel(packageName: String): CharSequence =
+    getApplicationLabel(getApplicationInfo(packageName, 0))
+
 private fun PackageManager.getLaunchIntent(packageName: String) = try {
     getLaunchIntentForPackage(packageName)
 } catch (_: PackageManager.NameNotFoundException) {

app-unpriv/src/main/res/values/strings.xml

@@ -9,7 +9,7 @@
 
     <!-- Toast -->
     <string name="toast_ara_m_copied">ARA-M SHA-1 copied to clipboard</string>
-    <string name="toast_prompt_to_enable_sim_toolkit">Please ENABLE your \"%s\" application</string>
+    <string name="toast_prompt_to_enable_sim_toolkit">Please ENABLE your \&quot;%s\&quot; application</string>
 
     <!-- Compatibility Check Descriptions -->
     <string name="compatibility_check_system_features">System Features</string>