fix(hisotry): fix load more history button

Fixes #2754

src/app/wallet/view.nim

@@ -131,9 +131,6 @@ QtObject:
   proc setDappBrowserAddress*(self: WalletView) {.slot.} =
     self.dappBrowserView.setDappBrowserAddress()
 
-  proc loadTransactionsForAccount*(self: WalletView, address: string) {.slot.} =
-    self.historyView.loadTransactionsForAccount(address)
-
   proc setHistoryFetchState*(self: WalletView, accounts: seq[string], isFetching: bool) =
     self.historyView.setHistoryFetchState(accounts, isFetching)
 

src/app/wallet/views/history.nim

@@ -4,6 +4,7 @@ import NimQml, json, sequtils, chronicles, strutils, strformat, json
 
 import
   ../../../status/[status, settings, wallet, tokens, types, utils],
+  ../../../status/wallet as status_wallet,
   ../../../status/tasks/[qt, task_runner_impl]
 
 import account_list, account_item, transaction_list, accounts, asset_list, token_list, transactions
@@ -11,6 +12,32 @@ import account_list, account_item, transaction_list, accounts, asset_list, token
 logScope:
   topics = "history-view"
 
+type
+  LoadTransactionsTaskArg = ref object of QObjectTaskArg
+    address: string
+    toBlock: Uint256
+    limit: int
+    loadMore: bool
+
+const loadTransactionsTask: Task = proc(argEncoded: string) {.gcsafe, nimcall.} =
+  let
+    arg = decode[LoadTransactionsTaskArg](argEncoded)
+    output = %*{
+      "address": arg.address,
+      "history": status_wallet.getTransfersByAddress(arg.address, arg.toBlock, arg.limit, arg.loadMore),
+      "loadMore": arg.loadMore
+    }
+  arg.finish(output)
+
+proc loadTransactions*[T](self: T, slot: string, address: string, toBlock: Uint256, limit: int, loadMore: bool) =
+  let arg = LoadTransactionsTaskArg(
+    tptr: cast[ByteAddress](loadTransactionsTask),
+    vptr: cast[ByteAddress](self.vptr),
+    slot: slot, address: address,
+    toBlock: toBlock, limit: limit, loadMore: loadMore
+  )
+  self.status.tasks.threadpool.start(arg)
+
 QtObject:
   type HistoryView* = ref object of QObject
       status: Status
@@ -46,19 +73,11 @@ QtObject:
 
   proc loadingTrxHistoryChanged*(self: HistoryView, isLoading: bool, address: string) {.signal.}
 
-  # proc loadTransactionsForAccount*(self: HistoryView, address: string) {.slot.} =
-  #   self.loadingTrxHistoryChanged(true)
-  #   self.transactionsView.loadTransactions("setTrxHistoryResult", address)
-
   proc loadTransactionsForAccount*(self: HistoryView, address: string, toBlock: string = "0x0", limit: int = 20, loadMore: bool = false) {.slot.} =
     self.loadingTrxHistoryChanged(true, address)
     let toBlockParsed = stint.fromHex(Uint256, toBlock)
     self.loadTransactions("setTrxHistoryResult", address, toBlockParsed, limit, loadMore)
 
-  # proc getLatestTransactionHistory*(self: HistoryView, accounts: seq[string]) =
-  #   for acc in accounts:
-  #     self.loadTransactionsForAccount(acc)
-
   proc setTrxHistoryResult(self: HistoryView, historyJSON: string) {.slot.} =
     let
       historyData = parseJson(historyJSON)

src/app/wallet/views/transaction_list.nim

@@ -36,6 +36,8 @@ QtObject:
     result.setup
 
   proc getLastTxBlockNumber*(self: TransactionList): string {.slot.} =
+    if (self.transactions.len == 0):
+      return "0x0"
     return self.transactions[^1].blockNumber
 
   method rowCount*(self: TransactionList, index: QModelIndex = nil): int =

src/app/wallet/views/transactions.nim

@@ -23,11 +23,6 @@ type
     gasPrice: string
     password: string
     uuid: string
-  LoadTransactionsTaskArg = ref object of QObjectTaskArg
-    address: string
-    toBlock: Uint256
-    limit: int
-    loadMore: bool
   WatchTransactionTaskArg = ref object of QObjectTaskArg
     transactionHash: string
 
@@ -53,25 +48,6 @@ proc sendTransaction[T](self: T, slot: string, from_addr: string, to: string, as
   )
   self.status.tasks.threadpool.start(arg)
 
-const loadTransactionsTask: Task = proc(argEncoded: string) {.gcsafe, nimcall.} =
-  let
-    arg = decode[LoadTransactionsTaskArg](argEncoded)
-    output = %*{
-      "address": arg.address,
-      "history": status_wallet.getTransfersByAddress(arg.address, arg.toBlock, arg.limit, arg.loadMore),
-      "loadMore": arg.loadMore
-    }
-  arg.finish(output)
-
-proc loadTransactions*[T](self: T, slot: string, address: string, toBlock: Uint256, limit: int, loadMore: bool) =
-  let arg = LoadTransactionsTaskArg(
-    tptr: cast[ByteAddress](loadTransactionsTask),
-    vptr: cast[ByteAddress](self.vptr),
-    slot: slot, address: address,
-    toBlock: toBlock, limit: limit, loadMore: loadMore
-  )
-  self.status.tasks.threadpool.start(arg)
-
 const watchTransactionTask: Task = proc(argEncoded: string) {.gcsafe, nimcall.} =
   let
     arg = decode[WatchTransactionTaskArg](argEncoded)

ui/app/AppLayouts/Wallet/HistoryTab.qml

@@ -30,12 +30,12 @@ Item {
     }
 
     function fetchHistory() {
-        if (walletModel.isFetchingHistory()) {
+        if (walletModel.historyView.isFetchingHistory(walletModel.accountsView.currentAccount.address)) {
             loadingImg.active = true
         } else {
-            walletModel.loadTransactionsForAccount(
+            walletModel.historyView.loadTransactionsForAccount(
-                        walletModel.currentAccount.address, 
+                        walletModel.accountsView.currentAccount.address, 
-                        walletModel.transactions.getLastTxBlockNumber(),
+                        walletModel.transactionsView.transactions.getLastTxBlockNumber(),
                         pageSize,
                         true)
         }
@@ -72,7 +72,7 @@ Item {
         target: walletModel.historyView
         // onHistoryWasFetched: checkIfHistoryIsBeingFetched()
         onLoadingTrxHistoryChanged: {
-            if (walletModel.currentAccount.address.toLowerCase() === address.toLowerCase()) {
+            if (walletModel.accountsView.currentAccount.address.toLowerCase() === address.toLowerCase()) {
                 loadingImg.active = isLoading
             }
         }
@@ -267,7 +267,7 @@ Item {
         text: qsTrId("load-more")
         // TODO: handle case when requested limit === transaction count -- there
         // is currently no way to know that there are no more results
-        enabled: !loadingImg.active && walletModel.transactions.hasMore
+        enabled: !loadingImg.active && walletModel.transactionsView.transactions.hasMore
         anchors.right: parent.right
         anchors.bottom: parent.bottom
         anchors.bottomMargin: Style.current.padding