improve BIP32 serialization to disk

Example/web3swiftExample/Podfile.lock

@@ -38,7 +38,7 @@ EXTERNAL SOURCES:
 
 CHECKOUT OPTIONS:
   web3swift:
-    :commit: 0314336d8c0ba9c9b0b0303d3f1cf73d149fcda1
+    :commit: 49c569f76f135efa31f545a63a8599e5c9f6ec13
     :git: https://github.com/bankex/web3swift.git
 
 SPEC CHECKSUMS:

Example/web3swiftExample/web3swiftExample/ViewController.swift

@@ -34,7 +34,7 @@ class ViewController: UIViewController {
         print(sender)
 
         //create BIP32 keystore
-        let bip32keystoreManager = KeystoreManager.managerForPath(userDir + "/bip32_keystore")
+        let bip32keystoreManager = KeystoreManager.managerForPath(userDir + "/bip32_keystore", scanForHDwallets: true)
         var bip32ks: BIP32Keystore?
         if (bip32keystoreManager?.addresses?.count == 0) {
             bip32ks = try! BIP32Keystore.init(mnemonics: "normal dune pole key case cradle unfold require tornado mercy hospital buyer", password: "BANKEXFOUNDATION", mnemonicsPassword: "", language: .english)

web3swift/KeystoreManager/Classes/BIP32Keystore.swift

@@ -27,7 +27,7 @@ public class BIP32Keystore: AbstractKeystore {
         }
     }
 
-    public var isHDKeystore: Bool = false
+    public var isHDKeystore: Bool = true
 
     public func UNSAFE_getPrivateKeyData(password: String, account: EthereumAddress) throws -> Data {
         if let key = self.paths.keyForValue(value: account) {
@@ -69,14 +69,6 @@ public class BIP32Keystore: AbstractKeystore {
         rootPrefix = keystoreParams!.rootPath!
     }
 
-//    public init? (mnemonics: String, password: String = "BANKEXFOUNDATION", mnemonicsPassword: String = "", language: BIP39Language = BIP39Language.english) throws {
-//        guard var seed = BIP39.seedFromMmemonics(mnemonics, password: mnemonicsPassword, language: language) else {throw AbstractKeystoreError.noEntropyError}
-//        guard let prefixNode = HDNode(seed: seed)?.derive(path: HDNode.defaultPathPrefix, derivePrivateKey: true) else {return nil}
-//        defer{ Data.zero(&seed) }
-//        self.mnemonics = mnemonics
-//        try createNewAccount(parentNode: prefixNode, password: password)
-//    }
-
     public init? (mnemonics: String, password: String = "BANKEXFOUNDATION", mnemonicsPassword: String = "", language: BIP39Language = BIP39Language.english, prefixPath: String = HDNode.defaultPathPrefix) throws {
         guard var seed = BIP39.seedFromMmemonics(mnemonics, password: mnemonicsPassword, language: language) else {throw AbstractKeystoreError.noEntropyError}
         guard let prefixNode = HDNode(seed: seed)?.derive(path: prefixPath, derivePrivateKey: true) else {return nil}
@@ -182,6 +174,7 @@ public class BIP32Keystore: AbstractKeystore {
         }
         var keystorePars = KeystoreParamsBIP32(crypto: crypto, id: UUID().uuidString.lowercased(), version: 3)
         keystorePars.pathToAddress = pathToAddress
+        keystorePars.rootPath = self.rootPrefix
         keystoreParams = keystorePars
     }
 

web3swift/KeystoreManager/Classes/KeystoreManager.swift

@@ -20,6 +20,14 @@ public class KeystoreManager: AbstractKeystore {
                     toReturn.append(key)
                 }
             }
+            for keystore in _bip32keystores {
+                guard let allAddresses = keystore.addresses else {continue}
+                for addr in allAddresses {
+                    if addr.isValid {
+                        toReturn.append(addr)
+                    }
+                }
+            }
             return toReturn
         }
     }
@@ -138,10 +146,6 @@ public class KeystoreManager: AbstractKeystore {
                 }
             }
         }
-
+        
     }
 }
-
-
-
-