feat: euicc memory reset

app-common/src/main/java/im/angry/openeuicc/service/EuiccChannelManagerService.kt

@@ -495,4 +495,19 @@ class EuiccChannelManagerService : LifecycleService(), OpenEuiccContextMarker {
                 preferenceRepository.notificationSwitchFlow.first()
             }
         }
+
+    fun launchMemoryReset(slotId: Int, portId: Int): ForegroundTaskSubscriberFlow =
+        launchForegroundTask(
+            getString(R.string.task_euicc_memory_reset),
+            getString(R.string.task_euicc_memory_reset_failure),
+            R.drawable.ic_task_delete
+        ) {
+            euiccChannelManager.beginTrackedOperation(slotId, portId) {
+                euiccChannelManager.withEuiccChannel(slotId, portId) { channel ->
+                    channel.lpa.euiccMemoryReset()
+                }
+
+                preferenceRepository.euiccMemoryResetFlow.first()
+            }
+        }
 }

app-common/src/main/java/im/angry/openeuicc/ui/EuiccManagementFragment.kt

@@ -56,6 +56,7 @@ open class EuiccManagementFragment : Fragment(), EuiccProfilesChangedListener,
     private lateinit var fab: FloatingActionButton
     private lateinit var profileList: RecyclerView
     private var logicalSlotId: Int = -1
+    private var eid: String? = null
 
     private val adapter = EuiccProfileAdapter()
 
@@ -160,38 +161,8 @@ open class EuiccManagementFragment : Fragment(), EuiccProfilesChangedListener,
         }
 
         R.id.euicc_memory_reset -> {
-            AlertDialog.Builder(requireContext()).apply {
-                setTitle(R.string.euicc_memory_reset_title)
-                setMessage(R.string.euicc_memory_reset_message)
-                setPositiveButton(android.R.string.ok) { dialog, _ ->
-                    dialog.dismiss()
-                    lifecycleScope.launch {
-                        ensureEuiccChannelManager()
-                        euiccChannelManagerService.waitForForegroundTask()
-
-//                        val err = euiccChannelManagerService.launchMemoryResetTask(
-//                            slotId,
-//                            portId
-//                        ).waitDone()
-//
-//                        if (err != null) {
-//                            withContext(Dispatchers.Main) {
-//                                AlertDialog.Builder(requireContext()).apply {
-//                                    setMessage(R.string.euicc_memory_reset_failed)
-//                                    setPositiveButton(android.R.string.ok) { dialog, _ ->
-//                                        dialog.dismiss()
-//                                    }
-//                                    show()
-//                                }
-//                            }
-//                        }
-                    }
-                }
-                setNegativeButton(android.R.string.cancel) { dialog, _ ->
-                    dialog.dismiss()
-                }
-                show()
-            }
+            EuiccMemoryResetFragment.newInstance(slotId, portId, eid!!)
+                .show(childFragmentManager, EuiccMemoryResetFragment.TAG)
             true
         }
 
@@ -234,6 +205,7 @@ open class EuiccManagementFragment : Fragment(), EuiccProfilesChangedListener,
 
         val profiles = withEuiccChannel { channel ->
             logicalSlotId = channel.logicalSlotId
+            eid = channel.lpa.eID
             euiccChannelManager.notifyEuiccProfilesChanged(channel.logicalSlotId)
             if (unfilteredProfileListFlow.value)
                 channel.lpa.profiles

app-common/src/main/java/im/angry/openeuicc/ui/EuiccMemoryResetFragment.kt

@@ -0,0 +1,129 @@
+package im.angry.openeuicc.ui
+
+import android.graphics.Typeface
+import android.os.Bundle
+import android.text.Editable
+import android.util.Log
+import android.widget.EditText
+import android.widget.Toast
+import androidx.appcompat.app.AlertDialog
+import androidx.fragment.app.DialogFragment
+import androidx.fragment.app.Fragment
+import androidx.lifecycle.lifecycleScope
+import im.angry.openeuicc.common.R
+import im.angry.openeuicc.service.EuiccChannelManagerService.Companion.waitDone
+import im.angry.openeuicc.util.EuiccChannelFragmentMarker
+import im.angry.openeuicc.util.EuiccProfilesChangedListener
+import im.angry.openeuicc.util.ensureEuiccChannelManager
+import im.angry.openeuicc.util.euiccChannelManagerService
+import im.angry.openeuicc.util.newInstanceEuicc
+import im.angry.openeuicc.util.portId
+import im.angry.openeuicc.util.slotId
+import kotlinx.coroutines.flow.onStart
+import kotlinx.coroutines.launch
+
+class EuiccMemoryResetFragment : DialogFragment(), EuiccChannelFragmentMarker {
+    companion object {
+        const val TAG = "EuiccMemoryResetFragment"
+
+        private const val FIELD_EID = "eid"
+
+        fun newInstance(slotId: Int, portId: Int, eid: String) =
+            newInstanceEuicc(EuiccMemoryResetFragment::class.java, slotId, portId).apply {
+                requireArguments().putString(FIELD_EID, eid)
+            }
+    }
+
+    private val eid: String by lazy { requireArguments().getString(FIELD_EID)!! }
+
+    private val confirmText: String by lazy {
+        getString(R.string.euicc_memory_reset_confirm_text, eid.takeLast(8))
+    }
+
+    private inline val isMatched: Boolean
+        get() = editText.text.toString() == confirmText
+
+    private var confirmed = false
+
+    private var toast: Toast? = null
+        set(value) {
+            toast?.cancel()
+            field = value
+            value?.show()
+        }
+
+    private val editText by lazy {
+        val edit = EditText(requireContext())
+        edit.isLongClickable = false
+        edit.typeface = Typeface.MONOSPACE
+        edit.hint = Editable.Factory.getInstance()
+            .newEditable(getString(R.string.euicc_memory_reset_hint_text, confirmText))
+        edit
+    }
+
+    private inline val alertDialog: AlertDialog
+        get() = requireDialog() as AlertDialog
+
+    override fun onCreateDialog(savedInstanceState: Bundle?) =
+        AlertDialog.Builder(requireContext(), R.style.AlertDialogTheme)
+            .setTitle(R.string.euicc_memory_reset_title)
+            .setMessage(getString(R.string.euicc_memory_reset_message, eid, confirmText))
+            .setView(editText)
+            // Set listener to null to prevent auto closing
+            .setNegativeButton(android.R.string.cancel, null)
+            .setPositiveButton(R.string.euicc_memory_reset_invoke_button, null)
+            .create()
+
+    override fun onResume() {
+        super.onResume()
+        alertDialog.setCanceledOnTouchOutside(false)
+        alertDialog.getButton(AlertDialog.BUTTON_POSITIVE)
+            .setOnClickListener { if (!confirmed) confirmation() }
+        alertDialog.getButton(AlertDialog.BUTTON_NEGATIVE)
+            .setOnClickListener { if (!confirmed) dismiss() }
+    }
+
+    private fun confirmation() {
+        toast?.cancel()
+        if (!isMatched) {
+            Log.d(TAG, buildString {
+                appendLine("User input is mismatch:")
+                appendLine(editText.text)
+                appendLine(confirmText)
+            })
+            val resId = R.string.toast_euicc_memory_reset_confirm_text_mismatched
+            toast = Toast.makeText(requireContext(), resId, Toast.LENGTH_LONG)
+            return
+        }
+        confirmed = true
+        preventUserAction()
+
+        requireParentFragment().lifecycleScope.launch {
+            ensureEuiccChannelManager()
+            euiccChannelManagerService.waitForForegroundTask()
+
+            euiccChannelManagerService.launchMemoryReset(slotId, portId)
+                .onStart {
+                    emitEuiccProfilesChanged(parentFragment)
+                    runCatching(::dismiss)
+                }
+                .waitDone()
+        }
+    }
+
+    private fun preventUserAction() {
+        editText.isEnabled = false
+        alertDialog.setCancelable(false)
+        alertDialog.setCanceledOnTouchOutside(false)
+        alertDialog.getButton(AlertDialog.BUTTON_POSITIVE).isEnabled = false
+        alertDialog.getButton(AlertDialog.BUTTON_NEGATIVE).isEnabled = false
+    }
+}
+
+private fun emitEuiccProfilesChanged(fragment: Fragment?) {
+    if (fragment is EuiccProfilesChangedListener) {
+        // Trigger a refresh in the parent fragment -- it should wait until
+        // any foreground task is completed before actually doing a refresh
+        fragment.onEuiccProfilesChanged()
+    }
+}

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

@@ -30,6 +30,7 @@
 
     <string name="toast_profile_enable_failed">Cannot switch to new eSIM profile.</string>
     <string name="toast_profile_delete_confirm_text_mismatched">Confirmation string mismatch</string>
+    <string name="toast_euicc_memory_reset_confirm_text_mismatched">Confirmation string mismatch</string>
     <string name="toast_iccid_copied">ICCID copied to clipboard</string>
     <string name="toast_sn_copied">Serial Number copied to clipboard</string>
     <string name="toast_eid_copied">EID copied to clipboard</string>
@@ -48,6 +49,8 @@
     <string name="task_profile_delete_failure">Failed to delete eSIM profile</string>
     <string name="task_profile_switch">Switching eSIM profile</string>
     <string name="task_profile_switch_failure">Failed to switch eSIM profile</string>
+    <string name="task_euicc_memory_reset">Erasing eSIM chip</string>
+    <string name="task_euicc_memory_reset_failure">Failed to erase eSIM chip</string>
 
     <string name="profile_download">New eSIM</string>
     <string name="profile_download_server">Server (RSP / SM-DP+)</string>
@@ -145,7 +148,10 @@
 
     <string name="euicc_memory_reset">Erase the Chip</string>
     <string name="euicc_memory_reset_title">Erase the Chip</string>
-    <string name="euicc_memory_reset_message">I confirm to clear all profiles on this chip and understand that this operation is irreversible.</string>
+    <string name="euicc_memory_reset_message">I confirm to delete all profiles on this chip and understand that this operation is irreversible.\n\nEID: %s\n\n%s</string>
+    <string name="euicc_memory_reset_hint_text">Type \'%s\' here to confirm erase the chip</string>
+    <string name="euicc_memory_reset_confirm_text">I CONFIRM TO ERASE ALL PROFILES WITH EID ENDING WITH %s AND UNDERSTAND THIS IRREVERSIBLE</string>
+    <string name="euicc_memory_reset_invoke_button">Erase</string>
 
     <string name="yes">Yes</string>
     <string name="no">No</string>