fix(@desktop/communities): Computing fees in ETH and USD for Sign Transaction dialog

Issue #10007

src/app/boot/app_controller.nim

@@ -216,7 +216,7 @@ proc newAppController*(statusFoundation: StatusFoundation): AppController =
     result.settingsService, result.walletAccountService, result.transactionService,
     result.networkService, result.tokenService)
   result.tokensService = tokens_service.newService(statusFoundation.events, statusFoundation.threadpool,
-    result.transactionService)
+    result.transactionService, result.tokenService, result.settingsService)
   result.providerService = provider_service.newService(statusFoundation.events, statusFoundation.threadpool, result.ensService)
   result.networkConnectionService = network_connection_service.newService(statusFoundation.events, result.walletAccountService, result.networkService, result.collectibleService, result.nodeService)
 

src/app/modules/main/communities/module.nim

@@ -22,6 +22,7 @@ import ../../../../app_service/common/types
 import ../../../../app_service/service/community/service as community_service
 import ../../../../app_service/service/contacts/service as contacts_service
 import ../../../../app_service/service/network/service as networks_service
+import ../../../../app_service/service/transaction/service as transaction_service
 import ../../../../app_service/service/community_tokens/service as community_tokens_service
 import ../../../../app_service/service/chat/dto/chat
 import ./tokens/models/token_item
@@ -56,7 +57,8 @@ proc newModule*(
     communityService: community_service.Service,
     contactsService: contacts_service.Service,
     communityTokensService: community_tokens_service.Service,
-    networksService: networks_service.Service): Module =
+    networksService: networks_service.Service,
+    transactionService: transaction_service.Service): Module =
   result = Module()
   result.delegate = delegate
   result.view = newView(result)
@@ -69,7 +71,7 @@ proc newModule*(
     communityTokensService,
     networksService,
   )
-  result.communityTokensModule = community_tokens_module.newCommunityTokensModule(result, events, communityTokensService)
+  result.communityTokensModule = community_tokens_module.newCommunityTokensModule(result, events, communityTokensService, transactionService)
   result.moduleLoaded = false
   result.curatedCommunitiesLoaded = false
 

src/app/modules/main/communities/tokens/controller.nim

@@ -1,6 +1,7 @@
 import ./io_interface as community_tokens_module_interface
 
 import ../../../../../app_service/service/community_tokens/service as community_tokens_service
+import ../../../../../app_service/service/transaction/service as transaction_service
 import ../../../../../app_service/service/community/dto/community
 import ../../../../core/signals/types
 import ../../../../core/eventemitter
@@ -14,16 +15,19 @@ type
     communityTokensModule: community_tokens_module_interface.AccessInterface
     events: EventEmitter
     communityTokensService: community_tokens_service.Service
+    transactionService: transaction_service.Service
 
 proc newCommunityTokensController*(
     communityTokensModule: community_tokens_module_interface.AccessInterface,
     events: EventEmitter,
-    communityTokensService: community_tokens_service.Service
+    communityTokensService: community_tokens_service.Service,
+    transactionService: transaction_service.Service
     ): Controller =
   result = Controller()
   result.communityTokensModule = communityTokensModule
   result.events = events
   result.communityTokensService = communityTokensService
+  result.transactionService = transactionService
 
 proc delete*(self: Controller) =
   discard
@@ -44,3 +48,9 @@ proc authenticateUser*(self: Controller, keyUid = "") =
 
 proc getCommunityTokens*(self: Controller, communityId: string): seq[CommunityTokenDto] =
   return self.communityTokensService.getCommunityTokens(communityId)
+
+proc getSuggestedFees*(self: Controller, chainId: int): SuggestedFeesDto =
+  return self.transactionService.suggestedFees(chainId)
+
+proc getFiatValue*(self: Controller, cryptoBalance: string, cryptoSymbol: string): string =
+  return self.communityTokensService.getFiatValue(cryptoBalance, cryptoSymbol)

src/app/modules/main/communities/tokens/io_interface.nim

@@ -18,3 +18,6 @@ method onUserAuthenticated*(self: AccessInterface, password: string) {.base.} =
 
 method resetTempValues*(self: AccessInterface) {.base.} =
   raise newException(ValueError, "No implementation available")
+
+method computeDeployFee*(self: AccessInterface, chainId: int): string {.base.} =
+  raise newException(ValueError, "No implementation available")

src/app/modules/main/communities/tokens/module.nim

@@ -1,7 +1,9 @@
-import NimQml, json
+import NimQml, json, stint, strformat, strutils
 
 import ../../../../../app_service/service/community_tokens/service as community_tokens_service
+import ../../../../../app_service/service/transaction/service as transaction_service
 import ../../../../../app_service/service/community/dto/community
+import ../../../../../app_service/common/conversion
 import ../../../../core/eventemitter
 import ../../../../global/global_singleton
 import ../io_interface as parent_interface
@@ -24,12 +26,13 @@ type
 proc newCommunityTokensModule*(
     parent: parent_interface.AccessInterface,
     events: EventEmitter,
-    communityTokensService: community_tokens_service.Service): Module =
+    communityTokensService: community_tokens_service.Service,
+    transactionService: transaction_service.Service): Module =
   result = Module()
   result.parent = parent
   result.view = newView(result)
   result.viewVariant = newQVariant(result.view)
-  result.controller = controller.newCommunityTokensController(result, events, communityTokensService)
+  result.controller = controller.newCommunityTokensController(result, events, communityTokensService, transactionService)
 
 method delete*(self: Module) =
   self.view.delete
@@ -74,3 +77,20 @@ method onUserAuthenticated*(self: Module, password: string) =
     #TODO signalize somehow
   else:
     self.controller.deployCollectibles(self.tempCommunityId, self.tempAddressFrom, password, self.tempDeploymentParams, self.tempTokenMetadata, self.tempChainId)
+
+method computeDeployFee*(self: Module, chainId: int): string =
+  let suggestedFees = self.controller.getSuggestedFees(chainId)
+  if suggestedFees == nil:
+    return "-"
+
+  let contractGasUnits = 3702411 # this should go from status-go
+  let maxFees = suggestedFees.maxFeePerGasM
+  let gasPrice = if suggestedFees.eip1559Enabled: maxFees else: suggestedFees.gasPrice
+
+  let weiValue = gwei2Wei(gasPrice) * contractGasUnits.u256
+  let ethValueStr = wei2Eth(weiValue)
+  let ethValue = parseFloat(ethValueStr)
+
+  let fiatValue = self.controller.getFiatValue(ethValueStr, "ETH")
+
+  return fmt"{ethValue:.4f}ETH (${fiatValue})"

src/app/modules/main/communities/tokens/view.nim

@@ -6,6 +6,7 @@ QtObject:
   type
     View* = ref object of QObject
       communityTokensModule: community_tokens_module_interface.AccessInterface
+      deployFee: string
 
   proc load*(self: View) =
     discard
@@ -21,7 +22,16 @@ QtObject:
   proc deployCollectible*(self: View, communityId: string, fromAddress: string, name: string, symbol: string, description: string, supply: int, infiniteSupply: bool, transferable: bool, selfDestruct: bool, chainId: int, image: string) {.slot.} =
     self.communityTokensModule.deployCollectible(communityId, fromAddress, name, symbol, description, supply, infiniteSupply, transferable, selfDestruct, chainId, image)
 
+  proc deployFeeUpdated*(self: View) {.signal.}
 
+  proc computeDeployFee*(self: View, chainId: int) {.slot.} =
+    self.deployFee = self.communityTokensModule.computeDeployFee(chainId)
+    self.deployFeeUpdated()
 
+  proc getDeployFee(self: View): QVariant {.slot.} =
+    return newQVariant(self.deployFee)
 
+  QtProperty[QVariant] deployFee:
+    read = getDeployFee
+    notify = deployFeeUpdated
 

src/app/modules/main/module.nim

@@ -207,7 +207,7 @@ proc newModule*[T](
   result.stickersModule = stickers_module.newModule(result, events, stickersService, settingsService, walletAccountService, networkService, tokenService)
   result.activityCenterModule = activity_center_module.newModule(result, events, activityCenterService, contactsService,
   messageService, chatService, communityService)
-  result.communitiesModule = communities_module.newModule(result, events, communityService, contactsService, communityTokensService, networkService)
+  result.communitiesModule = communities_module.newModule(result, events, communityService, contactsService, communityTokensService, networkService, transactionService)
   result.appSearchModule = app_search_module.newModule(result, events, contactsService, chatService, communityService,
   messageService)
   result.nodeSectionModule = node_section_module.newModule(result, events, settingsService, nodeService, nodeConfigurationService)

src/app_service/service/community_tokens/service.nim

@@ -1,9 +1,11 @@
-import NimQml, Tables, chronicles, json, stint
+import NimQml, Tables, chronicles, json, stint, strutils, strformat
 import ../../../app/core/eventemitter
 import ../../../app/core/tasks/[qt, threadpool]
 
 import ../../../backend/community_tokens as tokens_backend
 import ../transaction/service as transaction_service
+import ../token/service as token_service
+import ../settings/service as settings_service
 import ../ens/utils as ens_utils
 import ../eth/dto/transaction
 
@@ -41,6 +43,8 @@ QtObject:
       events: EventEmitter
       threadpool: ThreadPool
       transactionService: transaction_service.Service
+      tokenService: token_service.Service
+      settingsService: settings_service.Service
 
   proc delete*(self: Service) =
       self.QObject.delete
@@ -48,13 +52,17 @@ QtObject:
   proc newService*(
     events: EventEmitter,
     threadpool: ThreadPool,
-    transactionService: transaction_service.Service
+    transactionService: transaction_service.Service,
+    tokenService: token_service.Service,
+    settingsService: settings_service.Service
   ): Service =
     result = Service()
     result.QObject.setup
     result.events = events
     result.threadpool = threadpool
     result.transactionService = transactionService
+    result.tokenService = tokenService
+    result.settingsService = settingsService
 
   proc init*(self: Service) =
     self.events.on(PendingTransactionTypeDto.CollectibleDeployment.event) do(e: Args):
@@ -139,3 +147,12 @@ QtObject:
       if token.symbol == symbol:
         return token
 
+  proc getFiatValue*(self: Service, cryptoBalance: string, cryptoSymbol: string): string =
+    if (cryptoBalance == "" or cryptoSymbol == ""):
+      return "0.00"
+
+    let currentCurrency = self.settingsService.getCurrency()
+
+    let price = self.tokenService.getTokenPrice(cryptoSymbol, currentCurrency)
+    let value = parseFloat(cryptoBalance) * price
+    return fmt"{value:.2f}"

ui/app/AppLayouts/Chat/panels/communities/CommunityMintTokensSettingsPanel.qml

@@ -47,7 +47,7 @@ SettingsPageLayout {
                            string accountName,
                            string accountAddress)
 
-    signal signMintTransactionOpened
+    signal signMintTransactionOpened(int chainId)
 
     function navigateBack() {
         stackManager.pop(StackView.Immediate)
@@ -223,7 +223,7 @@ SettingsPageLayout {
                 feeText: root.feeText
                 isFeeLoading: root.isFeeLoading
 
-                onOpened: root.signMintTransactionOpened()
+                onOpened: root.signMintTransactionOpened(parent.chainId)
                 onCancelClicked: close()
                 onSignTransactionClicked: parent.signMintTransaction()
             }

ui/app/AppLayouts/Chat/stores/CommunityTokensStore.qml

@@ -5,7 +5,7 @@ QtObject {
     id: root
 
     property var communityTokensModuleInst: communityTokensModule ?? null
-    property string deployFee: "0.0015 ETH ($75.34)"//communityTokensModuleInst.computeFee // TODO: Backend
+    property string deployFee: communityTokensModuleInst.deployFee
 
     // Network selection properties:
     property var layer1Networks: networksModule.layer1
@@ -60,9 +60,10 @@ QtObject {
                                                     infiniteSupply, transferable, selfDestruct, chainId, artworkSource)
     }
 
-    function computeDeployFee() {
+    function computeDeployFee(chainId) {
-        // TODO: Backend compute minitng fee
+        // TODO this call will be async
-        root.deployFeeUpdated(root.deployFee) // TO BE REMOVED
+        communityTokensModuleInst.computeDeployFee(chainId)
+        root.deployFeeUpdated(root.deployFee)
     }
 
     // Airdrop tokens:

ui/app/AppLayouts/Chat/views/CommunitySettingsView.qml

@@ -300,7 +300,7 @@ StatusSectionLayout {
                 accounts: root.rootStore.accounts
 
                 onPreviousPageNameChanged: root.backButtonName = previousPageName
-                onSignMintTransactionOpened: communityTokensStore.computeDeployFee()
+                onSignMintTransactionOpened: communityTokensStore.computeDeployFee(chainId)
                 onMintCollectible: {
                     communityTokensStore.deployCollectible(root.community.id,
                                                            accountAddress,
@@ -326,11 +326,16 @@ StatusSectionLayout {
                 Connections {
                     target: rootStore.communityTokensStore
                     function onDeployFeeUpdated(value) {
+                        // TODO better error handling
+                        if (value === "-") {
+                            mintPanel.isFeeLoading = true
+                        } else {
                             mintPanel.isFeeLoading = false
                             mintPanel.feeText = value
                         }
                     }
                 }
+            }
 
             CommunityAirdropsSettingsPanel {
                 readonly property CommunityTokensStore communityTokensStore: