prep support for transfers for bml business accounts)

app/src/main/java/sh/sar/basedbank/api/bml/BmlAccountClient.kt

@@ -81,6 +81,27 @@ class BmlAccountClient {
         } catch (_: Exception) { null }
     }
 
+    fun fetchTransferChannels(session: BmlSession): List<BmlOtpChannel> {
+        val resp = client.newCall(bmlApiRequest(session, "$BML_BASE_URL/api/mobile/transfer")).execute()
+        val json = resp.body?.string() ?: run { resp.close(); return emptyList() }
+        resp.close()
+        return try {
+            val root = JSONObject(json)
+            if (!root.optBoolean("success")) return emptyList()
+            val arr = root.optJSONObject("payload")
+                ?.optJSONObject("transfer")
+                ?.optJSONArray("otpChannel") ?: return emptyList()
+            (0 until arr.length()).map { i ->
+                val ch = arr.getJSONObject(i)
+                BmlOtpChannel(
+                    channel     = ch.optString("channel"),
+                    description = ch.optString("description"),
+                    masked      = ch.optString("masked")
+                )
+            }
+        } catch (_: Exception) { emptyList() }
+    }
+
     private fun parseDashboard(
         json: String,
         loginTag: String,

app/src/main/java/sh/sar/basedbank/api/bml/BmlTransferClient.kt

@@ -17,7 +17,8 @@ class BmlTransferClient {
         amount: Double,
         transferType: String,
         currency: String,
-        bank: String? = null
+        bank: String? = null,
+        channel: String = "token"
     ): Boolean {
         val jo = JSONObject().apply {
             put("debitAccount", debitAccount)
@@ -25,7 +26,7 @@ class BmlTransferClient {
             put("debitAmount", amount)
             put("transfertype", transferType)
             put("currency", currency)
-            put("channel", "token")
+            put("channel", channel)
             if (bank != null) put("bank", bank)
         }
         val request = Request.Builder()
@@ -55,7 +56,8 @@ class BmlTransferClient {
         currency: String,
         otp: String,
         remarks: String = "",
-        bank: String? = null
+        bank: String? = null,
+        channel: String = "token"
     ): BmlTransferResult {
         val jo = JSONObject().apply {
             put("debitAccount", debitAccount)
@@ -63,7 +65,7 @@ class BmlTransferClient {
             put("debitAmount", amount)
             put("transfertype", transferType)
             put("currency", currency)
-            put("channel", "token")
+            put("channel", channel)
             put("otp", otp)
             if (remarks.isNotBlank()) put("remarks", remarks)
             if (bank != null) put("bank", bank)