fix: adapt lnurl channel to new bitkit-core impl

Author: ovitrif

app/src/main/java/to/bitkit/repositories/LightningRepo.kt

@@ -659,8 +659,6 @@ class LightningRepo @Inject constructor(
         lnurlService.requestLnurlWithdraw(callbackUrl)
     }
 
-    suspend fun fetchLnurlChannelInfo(url: String) = lnurlService.fetchLnurlChannelInfo(url)
-
     suspend fun requestLnurlChannel(
         k1: String,
         callback: String,

app/src/main/java/to/bitkit/services/LnurlService.kt

@@ -63,21 +63,6 @@ class LnurlService @Inject constructor(
         return@runCatching response.body<LnurlPayResponse>()
     }
 
-    suspend fun fetchLnurlChannelInfo(url: String): Result<LnurlChannelInfoResponse> = runCatching {
-        Logger.debug("Fetching LNURL channel info from: $url", context = TAG)
-
-        val response: HttpResponse = client.get(url)
-        Logger.debug("Http call: $response", context = TAG)
-
-        if (!response.status.isSuccess()) {
-            throw HttpError("fetchLnurlChannelInfo error: '${response.status.description}'", response.status.value)
-        }
-
-        return@runCatching response.body<LnurlChannelInfoResponse>()
-    }.onFailure {
-        Logger.warn("Failed to fetch channel info", it, context = TAG)
-    }
-
     suspend fun requestLnurlChannel(url: String): Result<LnurlChannelResponse> = runCatching {
         Logger.debug("Requesting LNURL channel request via: '$url'", context = TAG)
 
@@ -127,11 +112,3 @@ data class LnurlChannelResponse(
     val status: String? = null,
     val reason: String? = null,
 )
-
-@Serializable
-data class LnurlChannelInfoResponse(
-    val uri: String,
-    val tag: String,
-    val callback: String,
-    val k1: String,
-)

app/src/main/java/to/bitkit/ui/screens/transfer/external/LnurlChannelViewModel.kt

@@ -36,19 +36,11 @@ class LnurlChannelViewModel @Inject constructor(
 
     private fun fetchChannelInfo() {
         viewModelScope.launch {
-            lightningRepo.fetchLnurlChannelInfo(params.uri)
-                .onSuccess { channelInfo ->
-                    val peer = runCatching { PeerDetails.of(channelInfo.uri) }.getOrElse {
-                        errorToast(it)
-                        return@onSuccess
-                    }
-                    _uiState.update { it.copy(peer = peer) }
-                }
-                .onFailure { error ->
-                    val message = context.getString(R.string.other__lnurl_channel_error_raw)
-                        .replace("{raw}", error.message.orEmpty())
-                    errorToast(Exception(message))
-                }
+            val peer = runCatching { PeerDetails.of(params.uri) }.getOrElse {
+                errorToast(it)
+                return@launch
+            }
+            _uiState.update { it.copy(peer = peer) }
         }
     }