Implement internal change addresses

cabal.project

@@ -7,7 +7,7 @@ with-compiler: ghc-9.4.8
 source-repository-package
   type: git
   location: https://git.vergara.tech/Vergara_Tech/haskell-hexstring.git
-  tag: fd1ddce73c0ad18a2a4509a299c6e93f8c6c383d
+  tag: 39d8da7b11a80269454c2f134a5c834e0f3cb9a7
 
 source-repository-package
   type: git

src/Zenith/CLI.hs

@@ -3,16 +3,6 @@
 
 module Zenith.CLI where
 
-import Control.Exception (throw, try)
-import Control.Monad (void)
-import Control.Monad.IO.Class (liftIO)
-import Data.Maybe
-import qualified Data.Text as T
-import qualified Graphics.Vty as V
-import Lens.Micro ((&), (.~), (^.), set)
-import Lens.Micro.Mtl
-import Lens.Micro.TH
-
 import qualified Brick.AttrMap as A
 import qualified Brick.Focus as F
 import Brick.Forms
@@ -42,11 +32,10 @@ import Brick.Widgets.Core
   , joinBorders
   , padAll
   , padBottom
-  , padRight
   , str
   , strWrap
   , txt
-  , txtWrap
+  , txtWrapWith
   , vBox
   , vLimit
   , withAttr
@@ -54,13 +43,23 @@ import Brick.Widgets.Core
   )
 import qualified Brick.Widgets.Dialog as D
 import qualified Brick.Widgets.List as L
+import Control.Exception (throw, throwIO, try)
+import Control.Monad (void)
+import Control.Monad.IO.Class (liftIO)
+import Data.Maybe
+import qualified Data.Text as T
 import qualified Data.Vector as Vec
 import Database.Persist
+import qualified Graphics.Vty as V
+import Lens.Micro ((&), (.~), (^.), set)
+import Lens.Micro.Mtl
+import Lens.Micro.TH
+import Text.Wrap (FillScope(..), FillStrategy(..), WrapSettings(..), wrapText)
 import ZcashHaskell.Keys (generateWalletSeedPhrase, getWalletSeed)
-import ZcashHaskell.Orchard (encodeUnifiedAddress, genOrchardSpendingKey)
 import ZcashHaskell.Types
 import Zenith.Core
 import Zenith.DB
+import Zenith.Types (PhraseDB(..), UnifiedAddressDB(..), ZcashNetDB(..))
 import Zenith.Utils (showAddress)
 
 data Name
@@ -242,8 +241,8 @@ drawUI s = [splashDialog s, helpDialog s, displayDialog s, inputDialog s, ui s]
                    Nothing
                    60)
                 (padAll 1 $
-                 txtWrap $
+                 txtWrapWith (WrapSettings False True NoFill FillAfterFirst) $
-                 encodeUnifiedAddress $ walletAddressUAddress $ entityVal a)
+                 getUA $ walletAddressUAddress $ entityVal a)
             Nothing -> emptyWidget
         MsgDisplay ->
           withBorderStyle unicodeBold $
@@ -344,8 +343,11 @@ appEvent (BT.VtyEvent e) = do
                        V.EvKey V.KEsc [] -> BT.modify $ set dialogBox Blank
                        V.EvKey V.KEnter [] -> do
                          fs <- BT.zoom inputForm $ BT.gets formState
-                         na <- liftIO $ addNewAccount (fs ^. dialogInput) s
+                         ns <-
-                         ns <- liftIO $ refreshAccount na
+                           liftIO $
+                           refreshAccount =<<
+                           addNewAddress "Change" Internal =<<
+                           addNewAccount (fs ^. dialogInput) s
                          BT.put ns
                          addrL <- use addresses
                          BT.modify $ set displayBox MsgDisplay
@@ -361,7 +363,8 @@ appEvent (BT.VtyEvent e) = do
                        V.EvKey V.KEsc [] -> BT.modify $ set dialogBox Blank
                        V.EvKey V.KEnter [] -> do
                          fs <- BT.zoom inputForm $ BT.gets formState
-                         nAddr <- liftIO $ addNewAddress (fs ^. dialogInput) s
+                         nAddr <-
+                           liftIO $ addNewAddress (fs ^. dialogInput) External s
                          BT.put nAddr
                          BT.modify $ set displayBox MsgDisplay
                          BT.modify $ set dialogBox Blank
@@ -451,7 +454,7 @@ runZenithCLI host port dbFilePath = do
     Just zebra -> do
       bc <- checkBlockChain host port
       case (bc :: Maybe ZebraGetBlockChainInfo) of
-        Nothing -> print "Unable to determine blockchain status"
+        Nothing -> throwIO $ userError "Unable to determine blockchain status"
         Just chainInfo -> do
           initDb dbFilePath
           walList <- getWallets dbFilePath $ zgb_net chainInfo
@@ -515,7 +518,9 @@ addNewWallet n s = do
   sP <- generateWalletSeedPhrase
   let bH = s ^. startBlock
   let netName = s ^. network
-  r <- saveWallet (s ^. dbPath) $ ZcashWallet n netName sP bH
+  r <-
+    saveWallet (s ^. dbPath) $
+    ZcashWallet n (ZcashNetDB netName) (PhraseDB sP) bH
   case r of
     Nothing -> do
       return $ s & msg .~ ("Wallet already exists: " ++ T.unpack n)
@@ -573,8 +578,8 @@ refreshAccount s = do
     s & addresses .~ aL' & msg .~ "Switched to account: " ++
     T.unpack (zcashAccountName $ entityVal selAccount)
 
-addNewAddress :: T.Text -> State -> IO State
+addNewAddress :: T.Text -> Scope -> State -> IO State
-addNewAddress n s = do
+addNewAddress n scope s = do
   selAccount <-
     do case L.listSelectedElement $ s ^. accounts of
          Nothing -> do
@@ -584,9 +589,9 @@ addNewAddress n s = do
              Nothing -> throw $ userError "Failed to select account"
              Just (_j, a1) -> return a1
          Just (_k, a) -> return a
-  maxAddr <- getMaxAddress (s ^. dbPath) (entityKey selAccount)
+  maxAddr <- getMaxAddress (s ^. dbPath) (entityKey selAccount) scope
   uA <-
-    try $ createWalletAddress n (maxAddr + 1) (s ^. network) selAccount :: IO
+    try $ createWalletAddress n (maxAddr + 1) (s ^. network) scope selAccount :: IO
       (Either IOError WalletAddress)
   case uA of
     Left e -> return $ s & msg .~ ("Error: " ++ show e)

src/Zenith/Core.hs

@@ -5,15 +5,34 @@ module Zenith.Core where
 
 import Control.Exception (throwIO)
 import Data.Aeson
-import qualified Data.ByteString as BS
+import Data.HexString (hexString)
 import qualified Data.Text as T
 import Database.Persist
 import Network.HTTP.Client
 import ZcashHaskell.Keys
 import ZcashHaskell.Orchard
+  ( encodeUnifiedAddress
+  , genOrchardReceiver
+  , genOrchardSpendingKey
+  )
+import ZcashHaskell.Sapling
+  ( genSaplingInternalAddress
+  , genSaplingPaymentAddress
+  , genSaplingSpendingKey
+  )
+import ZcashHaskell.Transparent (genTransparentPrvKey, genTransparentReceiver)
 import ZcashHaskell.Types
 import ZcashHaskell.Utils
 import Zenith.DB
+import Zenith.Types
+  ( OrchardSpendingKeyDB(..)
+  , PhraseDB(..)
+  , SaplingSpendingKeyDB(..)
+  , ScopeDB(..)
+  , TransparentSpendingKeyDB(..)
+  , UnifiedAddressDB(..)
+  , ZcashNetDB(..)
+  )
 
 -- * Zebra Node interaction
 -- | Checks the status of the `zebrad` node
@@ -45,14 +64,14 @@ connectZebra nodeHost nodePort m params = do
 
 -- * Spending Keys
 -- | Create an Orchard Spending Key for the given wallet and account index
-createOrchardSpendingKey :: ZcashWallet -> Int -> IO BS.ByteString
+createOrchardSpendingKey :: ZcashWallet -> Int -> IO OrchardSpendingKey
 createOrchardSpendingKey zw i = do
-  let s = getWalletSeed $ zcashWalletSeedPhrase zw
+  let s = getWalletSeed $ getPhrase $ zcashWalletSeedPhrase zw
   case s of
     Nothing -> throwIO $ userError "Unable to generate seed"
     Just s' -> do
       let coinType =
-            case zcashWalletNetwork zw of
+            case getNet $ zcashWalletNetwork zw of
               MainNet -> MainNetCoin
               TestNet -> TestNetCoin
               RegTestNet -> RegTestNetCoin
@@ -61,6 +80,36 @@ createOrchardSpendingKey zw i = do
         Nothing -> throwIO $ userError "Unable to generate Orchard spending key"
         Just sk -> return sk
 
+-- | Create a Sapling spending key for the given wallet and account index
+createSaplingSpendingKey :: ZcashWallet -> Int -> IO SaplingSpendingKey
+createSaplingSpendingKey zw i = do
+  let s = getWalletSeed $ getPhrase $ zcashWalletSeedPhrase zw
+  case s of
+    Nothing -> throwIO $ userError "Unable to generate seed"
+    Just s' -> do
+      let coinType =
+            case getNet $ zcashWalletNetwork zw of
+              MainNet -> MainNetCoin
+              TestNet -> TestNetCoin
+              RegTestNet -> RegTestNetCoin
+      let r = genSaplingSpendingKey s' coinType i
+      case r of
+        Nothing -> throwIO $ userError "Unable to generate Sapling spending key"
+        Just sk -> return sk
+
+createTransparentSpendingKey :: ZcashWallet -> Int -> IO TransparentSpendingKey
+createTransparentSpendingKey zw i = do
+  let s = getWalletSeed $ getPhrase $ zcashWalletSeedPhrase zw
+  case s of
+    Nothing -> throwIO $ userError "Unable to generate seed"
+    Just s' -> do
+      let coinType =
+            case getNet $ zcashWalletNetwork zw of
+              MainNet -> MainNetCoin
+              TestNet -> TestNetCoin
+              RegTestNet -> RegTestNetCoin
+      genTransparentPrvKey s' coinType i
+
 -- * Accounts
 -- | Create an account for the given wallet and account index
 createZcashAccount ::
@@ -70,24 +119,46 @@ createZcashAccount ::
   -> IO ZcashAccount
 createZcashAccount n i zw = do
   orSk <- createOrchardSpendingKey (entityVal zw) i
-  return $ ZcashAccount i (entityKey zw) n orSk "fakeSapKey" "fakeTkey"
+  sapSk <- createSaplingSpendingKey (entityVal zw) i
+  tSk <- createTransparentSpendingKey (entityVal zw) i
+  return $
+    ZcashAccount
+      i
+      (entityKey zw)
+      n
+      (OrchardSpendingKeyDB orSk)
+      (SaplingSpendingKeyDB sapSk)
+      (TransparentSpendingKeyDB tSk)
 
 -- * Addresses
--- | Create a unified address for the given account and index
+-- | Create an external unified address for the given account and index
 createWalletAddress ::
      T.Text -- ^ The address nickname
   -> Int -- ^ The address' index
   -> ZcashNet -- ^ The network for this address
+  -> Scope -- ^ External or Internal
   -> Entity ZcashAccount -- ^ The Zcash account that the address will be attached to
   -> IO WalletAddress
-createWalletAddress n i zNet za = do
+createWalletAddress n i zNet scope za = do
+  let oRec =
+        genOrchardReceiver i scope $
+        getOrchSK $ zcashAccountOrchSpendKey $ entityVal za
+  let sRec =
+        case scope of
+          External ->
+            genSaplingPaymentAddress i $
+            getSapSK $ zcashAccountSapSpendKey $ entityVal za
+          Internal ->
+            genSaplingInternalAddress $
+            getSapSK $ zcashAccountSapSpendKey $ entityVal za
+  tRec <-
+    genTransparentReceiver i scope $
+    getTranSK $ zcashAccountTPrivateKey $ entityVal za
   return $
     WalletAddress
       i
       (entityKey za)
       n
-      (UnifiedAddress
+      (UnifiedAddressDB $
-         zNet
+       encodeUnifiedAddress $ UnifiedAddress zNet oRec sRec (Just tRec))
-         "fakeBString"
+      (ScopeDB scope)
-         "fakeBString"
-         (Just $ TransparentAddress P2PKH zNet "fakeBString"))

src/Zenith/DB.hs

@@ -23,19 +23,24 @@ import qualified Data.Text as T
 import Database.Persist
 import Database.Persist.Sqlite
 import Database.Persist.TH
-import ZcashHaskell.Types (Phrase, UnifiedAddress(..), ZcashNet)
+import ZcashHaskell.Types (Scope(..), ZcashNet)
-
+import Zenith.Types
-derivePersistField "ZcashNet"
+  ( OrchardSpendingKeyDB(..)
-
+  , PhraseDB(..)
-derivePersistField "UnifiedAddress"
+  , SaplingSpendingKeyDB(..)
+  , ScopeDB(..)
+  , TransparentSpendingKeyDB
+  , UnifiedAddressDB(..)
+  , ZcashNetDB(..)
+  )
 
 share
   [mkPersist sqlSettings, mkMigrate "migrateAll"]
   [persistLowerCase|
   ZcashWallet
     name T.Text
-    network ZcashNet
+    network ZcashNetDB
-    seedPhrase Phrase
+    seedPhrase PhraseDB
     birthdayHeight Int
     UniqueWallet name network
     deriving Show Eq
@@ -43,9 +48,9 @@ share
     index Int
     walletId ZcashWalletId
     name T.Text
-    orchSpendKey BS.ByteString
+    orchSpendKey OrchardSpendingKeyDB
-    sapSpendKey BS.ByteString
+    sapSpendKey SaplingSpendingKeyDB
-    tPrivateKey BS.ByteString
+    tPrivateKey TransparentSpendingKeyDB
     UniqueAccount index walletId
     UniqueAccName walletId name
     deriving Show Eq
@@ -53,8 +58,9 @@ share
     index Int
     accId ZcashAccountId
     name T.Text
-    uAddress UnifiedAddress
+    uAddress UnifiedAddressDB
-    UniqueAddress index accId
+    scope ScopeDB
+    UniqueAddress index scope accId
     UniqueAddName accId name
     deriving Show Eq
     |]
@@ -69,7 +75,8 @@ initDb dbName = do
 
 -- | Get existing wallets from database
 getWallets :: T.Text -> ZcashNet -> IO [Entity ZcashWallet]
-getWallets dbFp n = runSqlite dbFp $ selectList [ZcashWalletNetwork ==. n] []
+getWallets dbFp n =
+  runSqlite dbFp $ selectList [ZcashWalletNetwork ==. ZcashNetDB n] []
 
 -- | Save a new wallet to the database
 saveWallet ::
@@ -110,17 +117,24 @@ getAddresses ::
      T.Text -- ^ The database path
   -> ZcashAccountId -- ^ The account ID to check
   -> IO [Entity WalletAddress]
-getAddresses dbFp a = runSqlite dbFp $ selectList [WalletAddressAccId ==. a] []
+getAddresses dbFp a =
+  runSqlite dbFp $
+  selectList
+    [WalletAddressAccId ==. a, WalletAddressScope ==. ScopeDB External]
+    []
 
 -- | Returns the largest address index for the given account
 getMaxAddress ::
      T.Text -- ^ The database path
-  -> ZcashAccountId -- ^ The wallet ID to check
+  -> ZcashAccountId -- ^ The account ID to check
+  -> Scope -- ^ The scope of the address
   -> IO Int
-getMaxAddress dbFp w = do
+getMaxAddress dbFp aw s = do
   a <-
     runSqlite dbFp $
-    selectFirst [WalletAddressAccId ==. w] [Desc WalletAddressIndex]
+    selectFirst
+      [WalletAddressAccId ==. aw, WalletAddressScope ==. ScopeDB s]
+      [Desc WalletAddressIndex]
   case a of
     Nothing -> return $ -1
     Just x -> return $ walletAddressIndex $ entityVal x

src/Zenith/Types.hs

@@ -1,7 +1,11 @@
 {-# LANGUAGE LambdaCase #-}
+{-# LANGUAGE DerivingStrategies #-}
+{-# LANGUAGE GeneralisedNewtypeDeriving #-}
+{-# LANGUAGE TemplateHaskell #-}
 {-# LANGUAGE DeriveGeneric #-}
 {-# LANGUAGE DeriveAnyClass #-}
 {-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE StandaloneDeriving #-}
 
 module Zenith.Types where
 
@@ -14,7 +18,58 @@ import Data.Maybe (fromMaybe)
 import qualified Data.Text as T
 import qualified Data.Text.Encoding as E
 import Data.Text.Encoding.Error (lenientDecode)
+import Database.Persist.TH
 import GHC.Generics
+import ZcashHaskell.Types
+  ( OrchardSpendingKey(..)
+  , Phrase(..)
+  , SaplingSpendingKey(..)
+  , Scope(..)
+  , TransparentSpendingKey
+  , ZcashNet(..)
+  )
+
+newtype ZcashNetDB = ZcashNetDB
+  { getNet :: ZcashNet
+  } deriving newtype (Eq, Show, Read)
+
+derivePersistField "ZcashNetDB"
+
+newtype UnifiedAddressDB = UnifiedAddressDB
+  { getUA :: T.Text
+  } deriving newtype (Eq, Show, Read)
+
+derivePersistField "UnifiedAddressDB"
+
+newtype PhraseDB = PhraseDB
+  { getPhrase :: Phrase
+  } deriving newtype (Eq, Show, Read)
+
+derivePersistField "PhraseDB"
+
+newtype ScopeDB = ScopeDB
+  { getScope :: Scope
+  } deriving newtype (Eq, Show, Read)
+
+derivePersistField "ScopeDB"
+
+newtype OrchardSpendingKeyDB = OrchardSpendingKeyDB
+  { getOrchSK :: OrchardSpendingKey
+  } deriving newtype (Eq, Show, Read)
+
+derivePersistField "OrchardSpendingKeyDB"
+
+newtype SaplingSpendingKeyDB = SaplingSpendingKeyDB
+  { getSapSK :: SaplingSpendingKey
+  } deriving newtype (Eq, Show, Read)
+
+derivePersistField "SaplingSpendingKeyDB"
+
+newtype TransparentSpendingKeyDB = TransparentSpendingKeyDB
+  { getTranSK :: TransparentSpendingKey
+  } deriving newtype (Eq, Show, Read)
+
+derivePersistField "TransparentSpendingKeyDB"
 
 -- | A type to model Zcash RPC calls
 data RpcCall = RpcCall

src/Zenith/Utils.hs

@@ -9,16 +9,13 @@ import Data.Functor (void)
 import Data.Maybe
 import qualified Data.Text as T
 import qualified Data.Text.Encoding as E
-import qualified Data.Text.IO as TIO
 import System.Process (createProcess_, shell)
-import Text.Read (readMaybe)
 import Text.Regex.Posix
 import ZcashHaskell.Orchard (encodeUnifiedAddress, isValidUnifiedAddress)
 import ZcashHaskell.Sapling (isValidShieldedAddress)
-import ZcashHaskell.Types (UnifiedAddress(..))
 import Zenith.Types
   ( AddressGroup(..)
-  , AddressSource(..)
+  , UnifiedAddressDB(..)
   , ZcashAddress(..)
   , ZcashPool(..)
   )
@@ -32,10 +29,10 @@ displayZec s
   | otherwise = show (fromIntegral s / 100000000) ++ " ZEC "
 
 -- | Helper function to display abbreviated Unified Address
-showAddress :: UnifiedAddress -> T.Text
+showAddress :: UnifiedAddressDB -> T.Text
 showAddress u = T.take 20 t <> "..."
   where
-    t = encodeUnifiedAddress u
+    t = getUA u
 
 -- | Helper function to extract addresses from AddressGroups
 getAddresses :: AddressGroup -> [ZcashAddress]

test/Spec.hs

@@ -5,9 +5,17 @@ import Database.Persist
 import Database.Persist.Sqlite
 import System.Directory
 import Test.Hspec
-import ZcashHaskell.Types (ZcashNet(..))
+import ZcashHaskell.Orchard (isValidUnifiedAddress)
-import Zenith.Core (getAccounts)
+import ZcashHaskell.Types
+  ( OrchardSpendingKey(..)
+  , Phrase(..)
+  , SaplingSpendingKey(..)
+  , Scope(..)
+  , ZcashNet(..)
+  )
+import Zenith.Core
 import Zenith.DB
+import Zenith.Types
 
 main :: IO ()
 main = do
@@ -24,10 +32,12 @@ main = do
             runSqlite "test.db" $ do
               insert $
                 ZcashWallet
-                  "one two three four five six seven eight nine ten eleven twelve"
-                  2000000
                   "Main Wallet"
-                  MainNet
+                  (ZcashNetDB MainNet)
+                  (PhraseDB $
+                   Phrase
+                     "one two three four five six seven eight nine ten eleven twelve")
+                  2000000
           fromSqlKey s `shouldBe` 1
         it "read wallet record" $ do
           s <-
@@ -48,21 +58,43 @@ main = do
               delete recId
               get recId
           "None" `shouldBe` maybe "None" zcashWalletName s
-      describe "Account table" $ do
+      describe "Wallet function tests:" $ do
-        it "insert account" $ do
+        it "Save Wallet:" $ do
+          zw <-
+            saveWallet "test.db" $
+            ZcashWallet
+              "Testing"
+              (ZcashNetDB MainNet)
+              (PhraseDB $
+               Phrase
+                 "cloth swing left trap random tornado have great onion element until make shy dad success art tuition canvas thunder apple decade elegant struggle invest")
+              2200000
+          zw `shouldNotBe` Nothing
+        it "Save Account:" $ do
           s <-
             runSqlite "test.db" $ do
-              insert $
+              selectList [ZcashWalletName ==. "Testing"] []
-                ZcashWallet
+          za <-
-                  "one two three four five six seven eight nine ten eleven twelve"
+            saveAccount "test.db" =<<
-                  2000000
+            createZcashAccount "TestAccount" 0 (head s)
-                  "Main Wallet"
+          za `shouldNotBe` Nothing
-                  MainNet
+        it "Save address:" $ do
-          t <-
+          acList <-
-            runSqlite "test.db" $ do
+            runSqlite "test.db" $
-              insert $ ZcashAccount s 0 "132465798" "987654321" "739182462"
+            selectList [ZcashAccountName ==. "TestAccount"] []
-          fromSqlKey t `shouldBe` 1
+          zAdd <-
-        it "read accounts for wallet" $ do
+            saveAddress "test.db" =<<
-          wList <- getWallets "test.db" MainNet
+            createWalletAddress "Personal123" 0 MainNet External (head acList)
-          acc <- getAccounts "test.db" $ entityKey (head wList)
+          addList <-
-          length acc `shouldBe` 1
+            runSqlite "test.db" $
+            selectList
+              [ WalletAddressName ==. "Personal123"
+              , WalletAddressScope ==. ScopeDB External
+              ]
+              []
+          getUA (walletAddressUAddress (entityVal $ head addList)) `shouldBe`
+            "u1trd8cvc6265ywwj4mmvuznsye5ghe2dhhn3zy8kcuyg4vx3svskw9r2dedp5hu6m740vylkqc34t4w9eqkl9fyu5uyzn3af72jg235440ke6tu5cf994eq85n97x69x9824hqejmwz3d8qqthtesrd6gerjupdymldhl9xccejjwfj0dhh9mt4rw4kytp325twlutsxd20rfqhzxu3m"
+        it "Address components are correct" $ do
+          let ua =
+                "utest1mvlny48qd4x94w8vz5u2lrxx0enuquajt72yekgq24p6pjaky3czk6m7x358h7g900ex6gzvdehaekl96qnakjzw8yaasp8y0u3j5jnlfd33trduznh6k3fcn5ek9qc857fgz8ehm37etx94sj58nrkc0k5hurxnuxpcpms3j8uy2t8kt2vy6vetvsfxxdhtjq0yqulqprvh7mf2u3x"
+          isValidUnifiedAddress ua `shouldNotBe` Nothing

zcash-haskell

@@ -1 +1 @@
-Subproject commit e371fcdb724686bfb51157911c5d4c0fda433c53
+Subproject commit f228eff367c776469455adc4d443102cc53e5538

zenith.cabal

@@ -1,10 +1,10 @@
 cabal-version:    3.0
 name:             zenith
-version:          0.4.3.0
+version:          0.4.4.0
 license:          MIT
 license-file:     LICENSE
 author:           Rene Vergara
-maintainer:       pitmut@vergara.tech
+maintainer:       pitmutt@vergara.tech
 copyright:        (c) 2022-2024 Vergara Technologies LLC
 build-type:       Custom
 category:         Blockchain
@@ -13,8 +13,6 @@ extra-doc-files:
   CHANGELOG.md
   zenith.cfg
 
-common warnings
-  ghc-options: -Wall -threaded -rtsopts -with-rtsopts=-N -Wunused-imports
 
 custom-setup
   setup-depends:
@@ -26,7 +24,6 @@ custom-setup
     , regex-compat
 
 library
-  import: warnings
   ghc-options: -Wall -Wunused-imports
   exposed-modules:
     Zenith.CLI
@@ -56,6 +53,7 @@ library
     , persistent-sqlite
     , persistent-template
     , process
+    , hexstring
     , regex-base
     , regex-compat
     , regex-posix
@@ -63,12 +61,13 @@ library
     , text
     , vector
     , vty
+    , word-wrap
     , zcash-haskell
   --pkgconfig-depends: rustzcash_wrapper
   default-language: Haskell2010
 
 executable zenith
-  import: warnings
+  ghc-options: -threaded -rtsopts -with-rtsopts=-N
   main-is: Main.hs
   hs-source-dirs:
     app
@@ -88,8 +87,8 @@ executable zenith
   default-language: Haskell2010
 
 test-suite zenith-tests
-  import: warnings
   type: exitcode-stdio-1.0
+  ghc-options: -threaded -rtsopts -with-rtsopts=-N
   main-is: Spec.hs
   hs-source-dirs:
     test