server: Remove default json codecs for the LightWalletTransaction

- The AddressesController has its own codecs
- The BlocksController has its own codecs

server/app/com/xsn/explorer/models/LightWalletTransaction.scala

@@ -1,7 +1,6 @@
 package com.xsn.explorer.models
 
 import com.xsn.explorer.models.values.{Address, Blockhash, Size, TransactionId}
-import play.api.libs.json.{Json, Writes}
 
 case class LightWalletTransaction(
     id: TransactionId,
@@ -16,7 +15,4 @@ object LightWalletTransaction {
   case class Input(txid: TransactionId, index: Int, value: BigDecimal)
   case class Output(index: Int, value: BigDecimal, address: Address)
 
-  implicit val inputWrites: Writes[Input] = Json.writes[Input]
-  implicit val outputWrites: Writes[Output] = Json.writes[Output]
-  implicit val writes: Writes[LightWalletTransaction] = Json.writes[LightWalletTransaction]
 }

server/app/controllers/AddressesController.scala

@@ -2,6 +2,7 @@ package controllers
 
 import com.alexitc.playsonify.models.ordering.OrderingQuery
 import com.alexitc.playsonify.models.pagination.{Limit, Offset, PaginatedQuery}
+import com.xsn.explorer.models.LightWalletTransaction
 import com.xsn.explorer.models.persisted.Transaction
 import com.xsn.explorer.services.{AddressService, TransactionService}
 import com.xsn.explorer.util.Extensions.BigDecimalExt
@@ -15,6 +16,7 @@ class AddressesController @Inject() (
     cc: MyJsonControllerComponents)
     extends MyJsonController(cc) {
 
+  import AddressesController._
   import Codecs._
 
   def getBy(address: String) = public { _ =>
@@ -59,3 +61,11 @@ class AddressesController @Inject() (
     addressService.getUnspentOutputs(address)
   }
 }
+
+object AddressesController {
+
+  implicit val inputWrites: Writes[LightWalletTransaction.Input] = Json.writes[LightWalletTransaction.Input]
+  implicit val outputWrites: Writes[LightWalletTransaction.Output] = Json.writes[LightWalletTransaction.Output]
+  implicit val lightWalletTransactionWrites: Writes[LightWalletTransaction] = Json.writes[LightWalletTransaction]
+
+}

server/app/controllers/BlocksController.scala

@@ -2,10 +2,12 @@ package controllers
 
 import com.alexitc.playsonify.models.ordering.OrderingQuery
 import com.alexitc.playsonify.models.pagination.{Limit, Offset, PaginatedQuery}
+import com.xsn.explorer.models.LightWalletTransaction
 import com.xsn.explorer.models.values.Height
 import com.xsn.explorer.services.{BlockService, TransactionService}
 import controllers.common.{Codecs, MyJsonController, MyJsonControllerComponents}
 import javax.inject.Inject
+import play.api.libs.json.{Json, Writes}
 
 import scala.util.Try
 
@@ -15,6 +17,7 @@ class BlocksController @Inject() (
     cc: MyJsonControllerComponents)
     extends MyJsonController(cc) {
 
+  import BlocksController._
   import Codecs._
 
   def getLatestBlocks() = public { _ =>
@@ -58,3 +61,24 @@ class BlocksController @Inject() (
     transactionService.getLightWalletTransactionsByBlockhash(blockhash, Limit(limit), lastSeenTxid)
   }
 }
+
+object BlocksController {
+
+  implicit val inputWrites: Writes[LightWalletTransaction.Input] = (obj: LightWalletTransaction.Input) => {
+    Json.obj(
+      "txid" -> obj.txid,
+      "index" -> obj.index
+    )
+  }
+
+  implicit val outputWrites: Writes[LightWalletTransaction.Output] = Json.writes[LightWalletTransaction.Output]
+  implicit val lightWalletTransactionWrites: Writes[LightWalletTransaction] = (obj: LightWalletTransaction) => {
+    Json.obj(
+      "id" -> obj.id,
+      "size" -> obj.size,
+      "time" -> obj.time,
+      "inputs" -> Json.toJson(obj.inputs),
+      "outputs" -> Json.toJson(obj.outputs)
+    )
+  }
+}