Fixup layout centering for download progress

...and it shouldn't be an object, it should just be an enum class with a
companion object.

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

@@ -43,18 +43,36 @@ class DownloadWizardProgressFragment : DownloadWizardActivity.DownloadWizardStep
 
     private data class ProgressItem(
         val titleRes: Int,
-        var state: ProgressState
+        var state: ProgressState,
+        var errorMessage: SimplifiedErrorMessages?,
     )
 
     private val progressItems = arrayOf(
-        ProgressItem(R.string.download_wizard_progress_step_preparing, ProgressState.NotStarted),
-        ProgressItem(R.string.download_wizard_progress_step_connecting, ProgressState.NotStarted),
+        ProgressItem(
+            R.string.download_wizard_progress_step_preparing,
+            ProgressState.NotStarted,
+            null
+        ),
+        ProgressItem(
+            R.string.download_wizard_progress_step_connecting,
+            ProgressState.NotStarted,
+            null
+        ),
         ProgressItem(
             R.string.download_wizard_progress_step_authenticating,
-            ProgressState.NotStarted
+            ProgressState.NotStarted,
+            null
         ),
-        ProgressItem(R.string.download_wizard_progress_step_downloading, ProgressState.NotStarted),
-        ProgressItem(R.string.download_wizard_progress_step_finalizing, ProgressState.NotStarted)
+        ProgressItem(
+            R.string.download_wizard_progress_step_downloading,
+            ProgressState.NotStarted,
+            null
+        ),
+        ProgressItem(
+            R.string.download_wizard_progress_step_finalizing,
+            ProgressState.NotStarted,
+            null
+        )
     )
 
     private val adapter = ProgressItemAdapter()
@@ -122,8 +140,13 @@ class DownloadWizardProgressFragment : DownloadWizardActivity.DownloadWizardStep
                         // Change the state of the last InProgress item to success (or error)
                         progressItems.forEachIndexed { index, progressItem ->
                             if (progressItem.state == ProgressState.InProgress) {
-                                progressItem.state =
-                                    if (state.downloadError == null) ProgressState.Done else ProgressState.Error
+                                if (state.downloadError == null) {
+                                    progressItem.state = ProgressState.Done
+                                } else {
+                                    progressItem.state = ProgressState.Error
+                                    progressItem.errorMessage =
+                                        SimplifiedErrorMessages.fromDownloadError(state.downloadError!!)
+                                }
                             }
 
                             adapter.notifyItemChanged(index)
@@ -197,9 +220,15 @@ class DownloadWizardProgressFragment : DownloadWizardActivity.DownloadWizardStep
         private val progressBar =
             root.requireViewById<ProgressBar>(R.id.download_progress_icon_progress)
         private val icon = root.requireViewById<ImageView>(R.id.download_progress_icon)
+        private val errorTitle =
+            root.requireViewById<TextView>(R.id.download_progress_item_error_title)
+        private val errorSuggestion =
+            root.requireViewById<TextView>(R.id.download_progress_item_error_suggestion)
 
         fun bind(item: ProgressItem) {
             title.text = getString(item.titleRes)
+            errorTitle.visibility = View.GONE
+            errorSuggestion.visibility = View.GONE
 
             when (item.state) {
                 ProgressState.NotStarted -> {
@@ -222,6 +251,16 @@ class DownloadWizardProgressFragment : DownloadWizardActivity.DownloadWizardStep
                     progressBar.visibility = View.GONE
                     icon.setImageResource(R.drawable.ic_error_outline)
                     icon.visibility = View.VISIBLE
+
+                    if (item.errorMessage != null) {
+                        errorTitle.visibility = View.VISIBLE
+                        errorTitle.text = getString(item.errorMessage!!.titleResId)
+
+                        if (item.errorMessage!!.suggestResId != null) {
+                            errorSuggestion.visibility = View.VISIBLE
+                            errorSuggestion.text = getString(item.errorMessage!!.suggestResId!!)
+                        }
+                    }
                 }
             }
         }

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

@@ -0,0 +1,154 @@
+package im.angry.openeuicc.ui.wizard
+
+import androidx.annotation.StringRes
+import im.angry.openeuicc.common.R
+import net.typeblog.lpac_jni.LocalProfileAssistant
+import org.json.JSONObject
+import java.net.NoRouteToHostException
+import java.net.PortUnreachableException
+import java.net.SocketException
+import java.net.SocketTimeoutException
+import java.net.UnknownHostException
+import javax.net.ssl.SSLException
+
+enum class SimplifiedErrorMessages(
+    @StringRes val titleResId: Int,
+    @StringRes val suggestResId: Int?
+) {
+    ICCIDAlreadyInUse(
+        R.string.download_wizard_error_iccid_already,
+        R.string.download_wizard_error_suggest_profile_installed
+    ),
+    InsufficientMemory(
+        R.string.download_wizard_error_insufficient_memory,
+        R.string.download_wizard_error_suggest_insufficient_memory
+    ),
+    UnsupportedProfile(
+        R.string.download_wizard_error_unsupported_profile,
+        null
+    ),
+    CardInternalError(
+        R.string.download_wizard_error_card_internal_error,
+        null
+    ),
+    EIDNotSupported(
+        R.string.download_wizard_error_eid_not_supported,
+        R.string.download_wizard_error_suggest_contact_carrier
+    ),
+    EIDMismatch(
+        R.string.download_wizard_error_eid_mismatch,
+        R.string.download_wizard_error_suggest_contact_reissue
+    ),
+    UnreleasedProfile(
+        R.string.download_wizard_error_profile_unreleased,
+        R.string.download_wizard_error_suggest_contact_reissue
+    ),
+    MatchingIDRefused(
+        R.string.download_wizard_error_matching_id_refused,
+        R.string.download_wizard_error_suggest_contact_carrier
+    ),
+    ProfileRetriesExceeded(
+        R.string.download_wizard_error_profile_retries_exceeded,
+        R.string.download_wizard_error_suggest_contact_carrier
+    ),
+    ConfirmationCodeMissing(
+        R.string.download_wizard_error_confirmation_code_missing,
+        R.string.download_wizard_error_suggest_contact_carrier
+    ),
+    ConfirmationCodeRefused(
+        R.string.download_wizard_error_confirmation_code_refused,
+        R.string.download_wizard_error_suggest_contact_carrier
+    ),
+    ConfirmationCodeRetriesExceeded(
+        R.string.download_wizard_error_confirmation_code_retries_exceeded,
+        R.string.download_wizard_error_suggest_contact_carrier
+    ),
+    ProfileExpired(
+        R.string.download_wizard_error_profile_expired,
+        R.string.download_wizard_error_suggest_contact_carrier
+    ),
+    UnknownHost(
+        R.string.download_wizard_error_unknown_hostname,
+        null
+    ),
+    NetworkUnreachable(
+        R.string.download_wizard_error_network_unreachable,
+        R.string.download_wizard_error_suggest_network_unreachable
+    ),
+    TLSError(
+        R.string.download_wizard_error_tls_certificate,
+        null
+    );
+
+    companion object {
+        private val httpErrors = buildMap {
+            // Stage: AuthenticateClient
+            put("8.1" to "4.8", InsufficientMemory)
+            put("8.1.1" to "2.1", EIDNotSupported)
+            put("8.1.1" to "3.8", EIDMismatch)
+            put("8.2" to "1.2", UnreleasedProfile)
+            put("8.2.6" to "3.8", MatchingIDRefused)
+            put("8.8.5" to "6.4", ProfileRetriesExceeded)
+
+            // Stage: GetBoundProfilePackage
+            put("8.2.7" to "2.2", ConfirmationCodeMissing)
+            put("8.2.7" to "3.8", ConfirmationCodeRefused)
+            put("8.2.7" to "6.4", ConfirmationCodeRetriesExceeded)
+
+            // Stage: AuthenticateClient, GetBoundProfilePackage
+            put("8.8.5" to "4.10", ProfileExpired)
+        }
+
+        fun fromDownloadError(exc: LocalProfileAssistant.ProfileDownloadException) = when {
+            exc.lpaErrorReason != "ES10B_ERROR_REASON_UNDEFINED" -> fromLPAErrorReason(exc.lpaErrorReason)
+            exc.lastHttpResponse?.rcode == 200 -> fromHTTPResponse(exc.lastHttpResponse!!)
+            exc.lastHttpException != null -> fromHTTPException(exc.lastHttpException!!)
+            exc.lastApduResponse != null -> fromAPDUResponse(exc.lastApduResponse!!)
+            else -> null
+        }
+
+        private fun fromLPAErrorReason(reason: String) = when (reason) {
+            "ES10B_ERROR_REASON_UNSUPPORTED_CRT_VALUES" -> UnsupportedProfile
+            "ES10B_ERROR_REASON_UNSUPPORTED_REMOTE_OPERATION_TYPE" -> UnsupportedProfile
+            "ES10B_ERROR_REASON_UNSUPPORTED_PROFILE_CLASS" -> UnsupportedProfile
+            "ES10B_ERROR_REASON_INSTALL_FAILED_DUE_TO_ICCID_ALREADY_EXISTS_ON_EUICC" -> ICCIDAlreadyInUse
+            "ES10B_ERROR_REASON_INSTALL_FAILED_DUE_TO_INSUFFICIENT_MEMORY_FOR_PROFILE" -> InsufficientMemory
+            "ES10B_ERROR_REASON_INSTALL_FAILED_DUE_TO_INTERRUPTION" -> CardInternalError
+            "ES10B_ERROR_REASON_INSTALL_FAILED_DUE_TO_PE_PROCESSING_ERROR" -> CardInternalError
+            else -> null
+        }
+
+        private fun fromHTTPResponse(httpResponse: net.typeblog.lpac_jni.HttpInterface.HttpResponse): SimplifiedErrorMessages? {
+            if (httpResponse.data.first().toInt() != '{'.code) return null
+            val response = JSONObject(httpResponse.data.decodeToString())
+            val statusCodeData = response.optJSONObject("header")
+                ?.optJSONObject("functionExecutionStatus")
+                ?.optJSONObject("statusCodeData")
+                ?: return null
+            val subjectCode = statusCodeData.optString("subjectCode")
+            val reasonCode = statusCodeData.optString("reasonCode")
+            return httpErrors[subjectCode to reasonCode]
+        }
+
+        private fun fromHTTPException(exc: Exception) = when (exc) {
+            is SSLException -> TLSError
+            is UnknownHostException -> UnknownHost
+            is NoRouteToHostException -> NetworkUnreachable
+            is PortUnreachableException -> NetworkUnreachable
+            is SocketTimeoutException -> NetworkUnreachable
+            is SocketException -> exc.message
+                ?.contains("Connection reset", ignoreCase = true)
+                ?.let { if (it) NetworkUnreachable else null }
+
+            else -> null
+        }
+
+        private fun fromAPDUResponse(resp: ByteArray): SimplifiedErrorMessages? {
+            val isSuccess = resp.size >= 2 &&
+                    resp[resp.size - 2] == 0x90.toByte() &&
+                    resp[resp.size - 1] == 0x00.toByte()
+            if (isSuccess) return null
+            return CardInternalError
+        }
+    }
+}

app-common/src/main/res/layout/download_progress_item.xml

@@ -1,30 +1,32 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    xmlns:app="http://schemas.android.com/apk/res-auto">
+    android:layout_height="wrap_content">
 
     <TextView
         android:id="@+id/download_progress_item_title"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_margin="20dp"
+        android:layout_marginHorizontal="20dp"
         android:textSize="14sp"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toStartOf="@id/download_progress_icon_container"
         app:layout_constrainedWidth="true"
-        app:layout_constraintHorizontal_bias="0.0" />
+        app:layout_constraintBottom_toBottomOf="@id/download_progress_icon_container"
+        app:layout_constraintEnd_toStartOf="@id/download_progress_icon_container"
+        app:layout_constraintHorizontal_bias="0.0"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="@id/download_progress_icon_container"
+        app:layout_constraintVertical_bias="0.5" />
 
     <FrameLayout
         android:id="@+id/download_progress_icon_container"
-        android:layout_margin="20dp"
         android:layout_width="30dp"
         android:layout_height="30dp"
-        app:layout_constraintTop_toTopOf="parent"
+        android:layout_margin="20dp"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent">
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.0">
 
         <ProgressBar
             android:id="@+id/download_progress_icon_progress"
@@ -42,4 +44,38 @@
 
     </FrameLayout>
 
+    <TextView
+        android:id="@+id/download_progress_item_error_title"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="10dp"
+        android:layout_marginStart="20dp"
+        android:layout_marginEnd="20dp"
+        android:layout_marginBottom="10dp"
+        android:textColor="?attr/colorError"
+        android:textSize="12sp"
+        android:visibility="gone"
+        app:layout_constrainedWidth="true"
+        app:layout_constraintBottom_toTopOf="@id/download_progress_item_error_suggestion"
+        app:layout_constraintEnd_toStartOf="@id/download_progress_icon_container"
+        app:layout_constraintHorizontal_bias="0.0"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/download_progress_item_title" />
+
+    <TextView
+        android:id="@+id/download_progress_item_error_suggestion"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="20dp"
+        android:layout_marginEnd="20dp"
+        android:textColor="?attr/colorError"
+        android:textSize="12sp"
+        android:visibility="gone"
+        app:layout_constrainedWidth="true"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toStartOf="@id/download_progress_icon_container"
+        app:layout_constraintHorizontal_bias="0.0"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/download_progress_item_title" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -104,6 +104,27 @@
     <string name="download_wizard_diagnostics_last_apdu_exception">Last APDU exception:</string>
     <string name="download_wizard_diagnostics_save">Save</string>
     <string name="download_wizard_diagnostics_file_template">Diagnostics at %s</string>
+    <string name="download_wizard_error_iccid_already">This eSIM profile is already present on your eSIM chip.</string>
+    <string name="download_wizard_error_insufficient_memory">Your eSIM chip does not have sufficient memory left to download the profile.</string>
+    <string name="download_wizard_error_unsupported_profile">This eSIM profile is unsupported by your eSIM chip.</string>
+    <string name="download_wizard_error_card_internal_error">An error occurred in your eSIM chip.</string>
+    <string name="download_wizard_error_eid_not_supported">The EID of your device or eSIM chip is unsupported by your carrier.</string>
+    <string name="download_wizard_error_eid_mismatch">This eSIM profile has been downloaded on another device.</string>
+    <string name="download_wizard_error_profile_unreleased">This eSIM profile has been revoked.</string>
+    <string name="download_wizard_error_matching_id_refused">The activation code is invalid.</string>
+    <string name="download_wizard_error_profile_retries_exceeded">The maximum number of download attempts for the eSIM profile has been exceeded.</string>
+    <string name="download_wizard_error_confirmation_code_missing">Confirmation code is required to download this profile.</string>
+    <string name="download_wizard_error_confirmation_code_refused">The confirmation code you entered is invalid.</string>
+    <string name="download_wizard_error_profile_expired">This eSIM profile has expired.</string>
+    <string name="download_wizard_error_confirmation_code_retries_exceeded">The maximum number of download attempts for the confirmation code has been exceeded.</string>
+    <string name="download_wizard_error_unknown_hostname">Unknown SM-DP+ address</string>
+    <string name="download_wizard_error_network_unreachable">Network is unreachable</string>
+    <string name="download_wizard_error_tls_certificate">TLS certificate error, this eSIM profile is not supported</string>
+    <string name="download_wizard_error_suggest_profile_installed">You are trying to reinstall an already downloaded eSIM profile</string>
+    <string name="download_wizard_error_suggest_insufficient_memory">Please delete some unused eSIM profiles and try again</string>
+    <string name="download_wizard_error_suggest_contact_carrier">Please contact your carrier for assistance.</string>
+    <string name="download_wizard_error_suggest_contact_reissue">Please contact your carrier to reissue this eSIM profile.</string>
+    <string name="download_wizard_error_suggest_network_unreachable">Please try again after connecting to a different network (e.g. switching between Wi-Fi and data).</string>
 
     <string name="logs_saved_message">Logs have been saved to the selected path. Would you like to share the log through another app?</string>