accept gift wallet fees from caller instead of hardcoding

src/App.tsx

@@ -26,6 +26,7 @@ interface Props {
   isDesktop?: boolean
   desktopUrl?: string
   errorReporting?: (err: Error) => void
+  giftWalletFees?: { bzz: string; dai: string }
 }
 
 const App = ({
@@ -35,6 +36,7 @@ const App = ({
   isDesktop,
   desktopUrl,
   errorReporting,
+  giftWalletFees,
 }: Props): ReactElement => {
   const mainApp = (
     <div className="App">
@@ -45,6 +47,7 @@ const App = ({
           lockedApiSettings={lockedApiSettings}
           isDesktop={isDesktop}
           desktopUrl={desktopUrl}
+          giftWalletFees={giftWalletFees}
         >
           <TopUpProvider>
             <BeeProvider>

src/pages/giftCode/index.tsx

@@ -19,16 +19,14 @@ import { createGiftWallet } from '../../utils/desktop'
 import { generateWallet } from '../../utils/identity'
 import { ResolvedWallet } from '../../utils/wallet'
 
-const GIFT_WALLET_FUND_DAI_AMOUNT = DAI.fromDecimalString('0.1')
-const GIFT_WALLET_FUND_BZZ_AMOUNT = BZZ.fromDecimalString('0.5')
-
-export default function Index(): ReactElement {
+export default function Index(): ReactElement | null {
   const { giftWallets, addGiftWallet } = useContext(TopUpContext)
-  const { rpcProvider, desktopUrl } = useContext(SettingsContext)
+  const { rpcProvider, desktopUrl, giftWalletFees } = useContext(SettingsContext)
   const { balance } = useContext(BalanceProvider)
-
   const [loading, setLoading] = useState(false)
   const [balances, setBalances] = useState<ResolvedWallet[]>([])
+  const { enqueueSnackbar } = useSnackbar()
+  const navigate = useNavigate()
 
   useEffect(() => {
     async function mapGiftWallets() {
@@ -45,8 +43,12 @@ export default function Index(): ReactElement {
     mapGiftWallets()
   }, [giftWallets, rpcProvider])
 
-  const { enqueueSnackbar } = useSnackbar()
-  const navigate = useNavigate()
+  if (!giftWalletFees) {
+    return null
+  }
+
+  const GIFT_WALLET_FUND_DAI_AMOUNT = DAI.fromWei(giftWalletFees.dai)
+  const GIFT_WALLET_FUND_BZZ_AMOUNT = BZZ.fromPLUR(giftWalletFees.bzz)
 
   async function onCreate() {
     enqueueSnackbar('Sending funds to gift wallet...')

src/providers/Settings.tsx

@@ -14,6 +14,7 @@ interface ContextInterface {
   desktopApiKey: string
   isDesktop: boolean
   desktopUrl: string
+  giftWalletFees?: { bzz: string; dai: string }
   rpcProviderUrl: string
   rpcProvider: JsonRpcProvider | null
   cors: string | null
@@ -52,6 +53,7 @@ interface InitialSettings {
   isDesktop?: boolean
   desktopUrl?: string
   defaultRpcUrl?: string
+  giftWalletFees?: { bzz: string; dai: string }
 }
 
 interface Props extends InitialSettings {
@@ -126,6 +128,7 @@ export function Provider({ children, ...propsSettings }: Props): ReactElement {
       desktopApiKey,
       isDesktop,
       desktopUrl,
+      giftWalletFees: propsSettings.giftWalletFees,
       rpcProvider,
       rpcProviderUrl,
       cors: config?.['cors-allowed-origins'] ?? null,
@@ -143,6 +146,7 @@ export function Provider({ children, ...propsSettings }: Props): ReactElement {
       desktopApiKey,
       isDesktop,
       desktopUrl,
+      propsSettings.giftWalletFees,
       rpcProvider,
       rpcProviderUrl,
       config,