feat: adding support for WebSocket

CHANGELOG.md

@@ -344,7 +344,7 @@
 
 **Closed issues:**
 
-- Use custom JSONRPCmethod and Units [\#148](https://github.com/skywinder/web3swift/issues/148)
+- Use custom JSONRPCMethod and Units [\#148](https://github.com/skywinder/web3swift/issues/148)
 - ERC20 some functions are not working  [\#146](https://github.com/skywinder/web3swift/issues/146)
 - fix `pod install` absolute paths [\#97](https://github.com/skywinder/web3swift/issues/97)
 - Installing issue by pod [\#76](https://github.com/skywinder/web3swift/issues/76)

Sources/Web3Core/EthereumNetwork/Request/APIRequest+Methods.swift

@@ -1,6 +1,5 @@
 //
 //  APIRequest+Methods.swift
-//  
 //
 //  Created by Yaroslav Yashin on 12.07.2022.
 //

Sources/Web3Core/EthereumNetwork/RequestParameter/RequestParameter.swift

@@ -23,13 +23,13 @@ import Foundation
 
  Here's an example of using this enum in field.
  ```swift
- let jsonRPCParams: [APIRequestParameterType] = [
+ let JSONRPCParams: [APIRequestParameterType] = [
     .init(rawValue: 12)!,
     .init(rawValue: "this")!,
     .init(rawValue: 12.2)!,
     .init(rawValue: [12.2, 12.4])!
  ]
- let encoded = try JSONEncoder().encode(jsonRPCParams)
+ let encoded = try JSONEncoder().encode(JSONRPCParams)
  print(String(data: encoded, encoding: .utf8)!)
  //> [12,\"this\",12.2,[12.2,12.4]]`
  ```

Sources/Web3Core/KeystoreManager/BIP32Keystore.swift

@@ -74,10 +74,10 @@ public class BIP32Keystore: AbstractKeystore {
     }
 
     public init?(_ jsonData: Data) {
-        guard var keystorePars = try? JSONDecoder().decode(KeystoreParamsBIP32.self, from: jsonData) else {return nil}
-        if keystorePars.version != Self.KeystoreParamsBIP32Version {return nil}
-        if keystorePars.crypto.version != nil && keystorePars.crypto.version != "1" {return nil}
-        if !keystorePars.isHDWallet {return nil}
+        guard var keystorePars = try? JSONDecoder().decode(KeystoreParamsBIP32.self, from: jsonData) else { return nil }
+        if keystorePars.version != Self.KeystoreParamsBIP32Version { return nil }
+        if keystorePars.crypto.version != nil && keystorePars.crypto.version != "1" { return nil }
+        if !keystorePars.isHDWallet { return nil }
 
         addressStorage = PathAddressStorage(pathAddressPairs: keystorePars.pathAddressPairs)
 
@@ -88,8 +88,14 @@ public class BIP32Keystore: AbstractKeystore {
         rootPrefix = keystoreParams!.rootPath!
     }
 
-    public convenience init?(mnemonics: String, password: String, mnemonicsPassword: String = "", language: BIP39Language = BIP39Language.english, prefixPath: String = HDNode.defaultPathMetamaskPrefix, aesMode: String = "aes-128-cbc") throws {
-        guard var seed = BIP39.seedFromMmemonics(mnemonics, password: mnemonicsPassword, language: language) else {
+    public convenience init?(mnemonics: String,
+                             password: String,
+                             mnemonicsPassword: String = "",
+                             language: BIP39Language = BIP39Language.english,
+                             prefixPath: String = HDNode.defaultPathMetamaskPrefix,
+                             aesMode: String = "aes-128-cbc") throws {
+        guard var seed = BIP39.seedFromMmemonics(mnemonics, password: mnemonicsPassword, language: language)
+        else {
             throw AbstractKeystoreError.noEntropyError
         }
         defer {
@@ -98,9 +104,12 @@ public class BIP32Keystore: AbstractKeystore {
         try self.init(seed: seed, password: password, prefixPath: prefixPath, aesMode: aesMode)
     }
 
-    public init? (seed: Data, password: String, prefixPath: String = HDNode.defaultPathMetamaskPrefix, aesMode: String = "aes-128-cbc") throws {
+    public init?(seed: Data,
+                 password: String,
+                 prefixPath: String = HDNode.defaultPathMetamaskPrefix,
+                 aesMode: String = "aes-128-cbc") throws {
         addressStorage = PathAddressStorage()
-        guard let rootNode = HDNode(seed: seed)?.derive(path: prefixPath, derivePrivateKey: true) else {return nil}
+        guard let rootNode = HDNode(seed: seed)?.derive(path: prefixPath, derivePrivateKey: true) else { return nil }
         self.rootPrefix = prefixPath
         try createNewAccount(parentNode: rootNode, password: password)
         guard let serializedRootNode = rootNode.serialize(serializePublic: false) else {
@@ -127,7 +136,7 @@ public class BIP32Keystore: AbstractKeystore {
         try encryptDataToStorage(password, data: serializedRootNode, aesMode: self.keystoreParams!.crypto.cipher)
     }
 
-    func createNewAccount(parentNode: HDNode, password: String ) throws {
+    func createNewAccount(parentNode: HDNode, password: String) throws {
         var newIndex = UInt32(0)
         for p in addressStorage.paths {
             guard let idx = UInt32(p.components(separatedBy: "/").last!) else {continue}
@@ -151,7 +160,8 @@ public class BIP32Keystore: AbstractKeystore {
         addressStorage.add(address: newAddress, for: newPath)
     }
 
-    public func createNewCustomChildAccount(password: String, path: String) throws {guard let decryptedRootNode = try? self.getPrefixNodeData(password) else {
+    public func createNewCustomChildAccount(password: String, path: String) throws {
+        guard let decryptedRootNode = try? self.getPrefixNodeData(password) else {
             throw AbstractKeystoreError.encryptionError("Failed to decrypt a keystore")
         }
         guard let rootNode = HDNode(decryptedRootNode) else {
@@ -363,8 +373,7 @@ public class BIP32Keystore: AbstractKeystore {
         guard let params = self.keystoreParams else {
             return nil
         }
-        let data = try JSONEncoder().encode(params)
-        return data
+        return try JSONEncoder().encode(params)
     }
 
     public func serializeRootNodeToString(password: String ) throws -> String {

Sources/Web3Core/Structure/Block/Block.swift

@@ -11,7 +11,7 @@ import BigInt
 /// Ethereum Block
 ///
 /// Official specification: [](https://github.com/ethereum/execution-apis/blob/main/src/schemas/block.json)
-public struct Block {
+public struct Block: APIResultType {
 
     public var number: BigUInt // MARK: This is optional in web3js, but required in Ethereum JSON-RPC
     public var hash: Data // MARK: This is optional in web3js, but required in Ethereum JSON-RPC
@@ -103,5 +103,3 @@ extension Block: Decodable {
         }
     }
 }
-
-extension Block: APIResultType { }

Sources/Web3Core/Structure/Block/BlockHeader.swift

@@ -0,0 +1,25 @@
+//
+//  BlockHeader.swift
+//
+//  Created by JeneaVranceanu on 16.12.2022.
+//
+
+import Foundation
+
+public struct BlockHeader: Decodable {
+    public let hash: String
+    public let difficulty: String
+    public let extraData: String
+    public let gasLimit: String
+    public let gasUsed: String
+    public let logsBloom: String
+    public let miner: String
+    public let nonce: String
+    public let number: String
+    public let parentHash: String
+    public let receiptsRoot: String
+    public let sha3Uncles: String
+    public let stateRoot: String
+    public let timestamp: String
+    public let transactionsRoot: String
+}

Sources/Web3Core/Structure/Block/SyncingInfo.swift

@@ -0,0 +1,21 @@
+//
+//  SyncingInfo.swift
+//
+//  Created by JeneaVranceanu on 16.12.2022.
+//
+
+import Foundation
+
+/// Returned to a WebSocket connections that subscribed on `"syncing"` event.
+public struct SyncingInfo: Decodable {
+    public struct Status: Decodable {
+        public let startingBlock: Int
+        public let currentBlock: Int
+        public let highestBlock: Int
+        public let pulledStates: Int
+        public let knownStates: Int
+    }
+
+    public let syncing: Bool
+    public let status: Status?
+}