ios, android: word purchase errors for a purchase, not a code

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/model/SimpleXAPI.kt

@@ -607,6 +607,7 @@ object ChatController {
   suspend fun apiCreateBadgeInvoice(rh: Long?, userId: Long): String {
     val r = sendCmd(rh, CC.ApiCreateBadgeInvoice(userId))
     if (r is API.Result && r.res is CR.BadgeInvoice) return r.res.invoiceId
+    if (r is API.Error) throw BadgeStoreError.InvoiceRefused(r.err)
     throw Exception("apiCreateBadgeInvoice: unexpected ${r.responseType}")
   }
 
@@ -617,13 +618,15 @@ object ChatController {
   }
 
   // localized where the user can act on it; otherwise the error itself, so a screenshot says what happened
-  fun redeemErrorText(err: ChatError?): String {
+  fun redeemErrorText(err: ChatError?, purchase: Boolean): String {
     if (err is ChatError.ChatErrorChat && err.errorType is ChatErrorType.CEBadgeRedeemError) {
       when (val e = err.errorType.badgeRedeemError) {
         is BadgeRedeemError.InvalidCode -> return generalGetString(MR.strings.badges_error_invalid_code)
         is BadgeRedeemError.InvalidReceipt -> {}
-        is BadgeRedeemError.ServiceNotConfigured -> return generalGetString(MR.strings.badges_error_service_not_configured)
-        is BadgeRedeemError.BadgeActive -> return generalGetString(MR.strings.badges_error_already_active)
+        is BadgeRedeemError.ServiceNotConfigured ->
+          return generalGetString(if (purchase) MR.strings.badges_error_service_not_configured_purchase else MR.strings.badges_error_service_not_configured)
+        is BadgeRedeemError.BadgeActive ->
+          return generalGetString(if (purchase) MR.strings.badges_error_already_active_purchase else MR.strings.badges_error_already_active)
         is BadgeRedeemError.ServiceError -> badgeServiceErrorText(e.serviceError)?.let { return it }
         is BadgeRedeemError.InvalidResponse -> return String.format(generalGetString(MR.strings.badges_error_bad_service_response), e.message)
         is BadgeRedeemError.UnknownKeyIndex, is BadgeRedeemError.CredentialNotVerified -> return generalGetString(MR.strings.badges_error_credential_not_verified)

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/badges/BadgesCheckOrderView.kt

@@ -100,7 +100,8 @@ private fun purchase(level: BadgeLevel, period: BadgePeriod, purchasing: Mutable
       purchasing.value = false
       AlertManager.shared.showAlertMsg(
         title = generalGetString(MR.strings.badges_purchase_error),
-        text = e.toString()
+        text = if (e is BadgeStoreError.InvoiceRefused) chatModel.controller.redeemErrorText(e.err, purchase = true)
+          else "${generalGetString(MR.strings.error_prefix)}: ${e.message ?: e}"
       )
     }
   }

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/badges/BadgesRedeemCodeView.kt

@@ -85,7 +85,7 @@ suspend fun redeemBadgeCode(rhId: Long?, user: User, code: String): BadgeRedeemO
     }
     is BadgeRedeemResult.Failed -> {
       Log.e(TAG, "apiRedeemBadgeCode: ${result.err?.string}")
-      BadgeRedeemOutcome.Refused(chatModel.controller.redeemErrorText(result.err))
+      BadgeRedeemOutcome.Refused(chatModel.controller.redeemErrorText(result.err, purchase = false))
     }
   }
 

apps/multiplatform/common/src/commonMain/resources/MR/base/strings.xml

@@ -3211,7 +3211,9 @@
   <string name="badges_error_title">Cannot redeem code</string>
   <string name="badges_error_invalid_code">This code is not valid.</string>
   <string name="badges_error_service_not_configured">This app version cannot redeem badge codes.</string>
+  <string name="badges_error_service_not_configured_purchase">This app version cannot buy badges.</string>
   <string name="badges_error_already_active">This profile already has a badge. Redeem the code on another profile, or once this badge ends.</string>
+  <string name="badges_error_already_active_purchase">This profile already has a badge. The purchase will be added when this badge ends.</string>
   <string name="badges_error_code_invalid">This code was not recognized.</string>
   <string name="badges_error_code_used">This code has already been used.</string>
   <string name="badges_error_code_expired">This code has expired.</string>