Improvment currency functionality

Trust/Assets.xcassets/settings-currency.imageset/Contents.json

@@ -10,7 +10,7 @@
     },
     {
       "idiom" : "universal",
-      "filename" : "settings-currency@3x.png",
+      "filename" : "icons8-us-dollar-64 (1).png",
       "scale" : "3x"
     }
   ],

Trust/Settings/Coordinators/ExchangeRateCoordinator.swift

@@ -13,13 +13,20 @@ class ExchangeRateCoordinator: NSObject {
     weak var delegate: ExchangeRateCoordinatorDelegate?
 
     private let provider = MoyaProvider<TrustService>()
+    let config: Config
+
+    init(
+        config: Config
+    ) {
+        self.config = config
+    }
 
     func start() {
         fetch()
     }
 
     func fetch() {
-        provider.request(.prices(currency: Config().currency, symbols:["ETH"])) { (result) in
+        provider.request(.prices(currency: Config().currency, symbols:[config.server.symbol])) { (result) in
             guard  case .success(let response) = result else { return }
             do {
                 guard let ticker = try response.map([CoinTicker].self, atKeyPath: "response", using: JSONDecoder()).first else { return }

Trust/Settings/Types/Currency.swift

@@ -37,7 +37,11 @@ enum Currency: String {
     case USD
 
     static let allValues = [
+        USD,
+        EUR,
+        GBP,
         AUD,
+        RUB,
         BRL,
         CAD,
         CHF,
@@ -45,8 +49,6 @@ enum Currency: String {
         CNY,
         CZK,
         DKK,
-        EUR,
-        GBP,
         HKD,
         HUF,
         IDR,
@@ -61,14 +63,12 @@ enum Currency: String {
         PHP,
         PKR,
         PLN,
-        RUB,
         SEK,
         SGD,
         THB,
         TRY,
         TWD,
         ZAR,
-        USD,
     ]
 
     init(value: String) {

Trust/Settings/ViewControllers/SettingsViewController.swift

@@ -14,6 +14,8 @@ class SettingsViewController: FormViewController {
 
     struct Values {
         static let donationAddress = Address(address: "0x9f8284ce2cf0c8ce10685f537b1fff418104a317")
+        static let currencyPopularKey = "0"
+        static let currencyAllKey = "1"
     }
 
     private var config = Config()
@@ -78,27 +80,6 @@ class SettingsViewController: FormViewController {
                 cell.imageView?.image = R.image.settings_server()
             }
 
-            +++ Section(NSLocalizedString("settings.currency.button.title", value: "Currency", comment: ""))
-
-            <<< PushRow<String> {
-                $0.title = NSLocalizedString("settings.currency.button.title", value: "Currency", comment: "")
-                $0.options = viewModel.currency
-                $0.value = config.currency.rawValue
-                $0.displayValueFor = { value in
-                    return value
-                }
-            }.onChange { row in
-                guard let value = row.value else {
-                    return
-                }
-                self.config.currency = Currency(value: value)
-                self.run(action: .currency)
-            }.onPresent { _, selectorController in
-                selectorController.enableDeselection = false
-            }.cellSetup { cell, _ in
-                cell.imageView?.image = R.image.settingsCurrency()
-            }
-
             <<< AppFormAppearance.button { button in
                 button.cellStyle = .value1
             }.onCellSelection { [unowned self] _, _ in
@@ -111,6 +92,41 @@ class SettingsViewController: FormViewController {
                 cell.accessoryType = .disclosureIndicator
             }
 
+            +++ Section()
+
+            <<< PushRow<Currency> {
+                $0.title = viewModel.currencyTitle
+                $0.selectorTitle = viewModel.currencyTitle
+                $0.options = viewModel.currency
+                $0.value = config.currency
+                $0.displayValueFor = { value in
+                    return value?.rawValue
+                }
+            }.onChange { row in
+                guard let value = row.value else { return }
+                self.config.currency = value
+                self.run(action: .currency)
+            }.onPresent { _, selectorController in
+                selectorController.enableDeselection = false
+                selectorController.sectionKeyForValue = { option in
+                    switch option {
+                    case .USD, .EUR, .GBP, .AUD, .RUB: return Values.currencyPopularKey
+                    default: return Values.currencyAllKey
+                    }
+                }
+                selectorController.sectionHeaderTitleForKey = { option in
+                    switch option {
+                    case Values.currencyPopularKey:
+                        return NSLocalizedString("settings.currency.popular.label.title", value: "Popular", comment: "")
+                    case Values.currencyAllKey:
+                        return NSLocalizedString("settings.currency.all.label.title", value: "All", comment: "")
+                    default: return ""
+                    }
+                }
+            }.cellSetup { cell, _ in
+                cell.imageView?.image = R.image.settingsCurrency()
+            }
+
             +++ Section(NSLocalizedString("settings.security.label.title", value: "Security", comment: ""))
 
             <<< SwitchRow {

Trust/Settings/ViewModels/SettingsViewModel.swift

@@ -22,8 +22,8 @@ struct SettingsViewModel {
         ]
     }
 
-    var currency: [String] {
+    var currency: [Currency] {
-        return Currency.allValues.map { $0.rawValue }.sorted()
+        return Currency.allValues.map { $0 }
     }
 
     var passcodeTitle: String {
@@ -41,4 +41,8 @@ struct SettingsViewModel {
     var networkTitle: String {
         return NSLocalizedString("settings.network.button.title", value: "Network", comment: "")
     }
+
+    var currencyTitle: String {
+        return NSLocalizedString("settings.currency.button.title", value: "Currency", comment: "")
+    }
 }

Trust/Tokens/Types/TokensDataStore.swift

@@ -86,7 +86,8 @@ class TokensDataStore {
             }
             updatePrices()
         case .classic, .kovan, .poa, .ropsten:
-            self.refreshBalance()
+            updatePrices()
+            refreshBalance()
         }
     }
 

Trust/Transactions/Coordinators/BalanceCoordinator.swift

@@ -10,7 +10,10 @@ protocol BalanceCoordinatorDelegate: class {
 
 class BalanceCoordinator {
 
-    let exchangeRateCoordinator = ExchangeRateCoordinator()
+    lazy var exchangeRateCoordinator: ExchangeRateCoordinator = {
+        return ExchangeRateCoordinator(config: self.session.config)
+    }()
+
     let session: WalletSession
 
     weak var delegate: BalanceCoordinatorDelegate?