Show the previous input in the input area after the back command

This commit is contained in:
Gaith Hallak 2019-12-18 19:53:45 +03:00
parent 6f26eef832
commit ee18227a12

View File

@ -30,8 +30,9 @@ import Data.Maybe
import Data.Text (Text)
import qualified Data.Text as T
import Data.Time.Calendar (Day)
import Data.Time.Format (formatTime, defaultTimeLocale)
import Data.Typeable (Typeable)
import Safe (headDef, headMay)
import Safe (headDef, headMay, atMay)
import System.Console.CmdArgs.Explicit
import System.Console.Haskeline (runInputT, defaultSettings, setComplete)
import System.Console.Haskeline.Completion
@ -116,7 +117,8 @@ showHelp = hPutStr stderr $ unlines [
-- most similar recent transaction in the journal.
getAndAddTransactions :: EntryState -> IO ()
getAndAddTransactions es@EntryState{..} = (do
mt <- runInputT (setComplete noCompletion defaultSettings) (System.Console.Wizard.run $ haskeline $ confirmedTransactionWizard es [])
let defaultPrevInput = PrevInput{prevDateAndCode=Nothing, prevDescAndCmnt=Nothing, prevAccount=[], prevAmountAndCmnt=[]}
mt <- runInputT (setComplete noCompletion defaultSettings) (System.Console.Wizard.run $ haskeline $ confirmedTransactionWizard defaultPrevInput es [])
case mt of
Nothing -> error "Could not interpret the input, restarting" -- caught below causing a restart, I believe
Just t -> do
@ -139,6 +141,13 @@ data TxnParams = TxnParams
, txnCmnt :: Text
} deriving (Show)
data PrevInput = PrevInput
{ prevDateAndCode :: Maybe String
, prevDescAndCmnt :: Maybe String
, prevAccount :: [String]
, prevAmountAndCmnt :: [String]
} deriving (Show)
data AddingStage = EnterDateAndCode
| EnterDescAndComment (Day, Text)
| EnterAccount TxnParams
@ -146,20 +155,21 @@ data AddingStage = EnterDateAndCode
| EndStage Transaction
| EnterNewPosting TxnParams (Maybe Posting)
confirmedTransactionWizard :: EntryState -> [AddingStage] -> Wizard Haskeline Transaction
confirmedTransactionWizard es [] = confirmedTransactionWizard es [EnterDateAndCode]
confirmedTransactionWizard es@EntryState{..} stack@(currentStage : _) = case currentStage of
EnterDateAndCode -> dateAndCodeWizard es >>= \case
confirmedTransactionWizard :: PrevInput -> EntryState -> [AddingStage] -> Wizard Haskeline Transaction
confirmedTransactionWizard prevInput es [] = confirmedTransactionWizard prevInput es [EnterDateAndCode]
confirmedTransactionWizard prevInput es@EntryState{..} stack@(currentStage : _) = case currentStage of
EnterDateAndCode -> dateAndCodeWizard prevInput es >>= \case
Just (date, code) -> do
let es' = es
{ esArgs = drop 1 esArgs
, esDefDate = date
}
confirmedTransactionWizard es' (EnterDescAndComment (date, code) : stack)
dateAndCodeString = formatTime defaultTimeLocale "%Y/%m/%d" date ++ (if T.null code then "" else " (" ++ T.unpack code ++ ")")
confirmedTransactionWizard prevInput{prevDateAndCode=Just dateAndCodeString} es' (EnterDescAndComment (date, code) : stack)
Nothing ->
confirmedTransactionWizard es stack
confirmedTransactionWizard prevInput es stack
EnterDescAndComment (date, code) -> descriptionAndCommentWizard es >>= \case
EnterDescAndComment (date, code) -> descriptionAndCommentWizard prevInput es >>= \case
Just (desc, comment) -> do
let mbaset = similarTransaction es desc
es' = es
@ -167,16 +177,18 @@ confirmedTransactionWizard es@EntryState{..} stack@(currentStage : _) = case cur
, esPostings = []
, esSimilarTransaction = mbaset
}
descAndCommentString = T.unpack $ desc <> (if T.null comment then "" else " ; " <> comment)
prevInput' = prevInput{prevDescAndCmnt=Just descAndCommentString}
when (isJust mbaset) $ liftIO $ hPrintf stderr "Using this similar transaction for defaults:\n%s" (showTransaction $ fromJust mbaset)
confirmedTransactionWizard es' ((EnterNewPosting TxnParams{txnDate=date, txnCode=code, txnDesc=desc, txnCmnt=comment} Nothing) : stack)
confirmedTransactionWizard prevInput' es' ((EnterNewPosting TxnParams{txnDate=date, txnCode=code, txnDesc=desc, txnCmnt=comment} Nothing) : stack)
Nothing ->
confirmedTransactionWizard es (drop 1 stack)
confirmedTransactionWizard prevInput es (drop 1 stack)
EnterNewPosting txnParams@TxnParams{..} posting -> case (esPostings, posting) of
([], Nothing) ->
confirmedTransactionWizard es (EnterAccount txnParams : stack)
(_, Just p) ->
confirmedTransactionWizard es (EnterAccount txnParams : stack)
confirmedTransactionWizard prevInput es (EnterAccount txnParams : stack)
(_, Just _) ->
confirmedTransactionWizard prevInput es (EnterAccount txnParams : stack)
(_, Nothing) -> do
let t = nulltransaction{tdate=txnDate
,tstatus=Unmarked
@ -187,38 +199,44 @@ confirmedTransactionWizard es@EntryState{..} stack@(currentStage : _) = case cur
}
case balanceTransaction Nothing t of -- imprecise balancing (?)
Right t' ->
confirmedTransactionWizard es (EndStage t' : stack)
confirmedTransactionWizard prevInput es (EndStage t' : stack)
Left err -> do
liftIO (hPutStrLn stderr $ "\n" ++ (capitalize err) ++ "please re-enter.")
let notFirstEnterPost stage = case stage of
EnterNewPosting _ Nothing -> False
_ -> True
confirmedTransactionWizard es{esPostings=[]} (dropWhile notFirstEnterPost stack)
confirmedTransactionWizard prevInput es{esPostings=[]} (dropWhile notFirstEnterPost stack)
EnterAccount txnParams -> accountWizard es >>= \case
EnterAccount txnParams -> accountWizard prevInput es >>= \case
Just account
| account `elem` [".", ""] ->
case (esPostings, postingsBalanced esPostings) of
([],_) -> liftIO (hPutStrLn stderr "Please enter some postings first.") >> confirmedTransactionWizard es stack
(_,False) -> liftIO (hPutStrLn stderr "Please enter more postings to balance the transaction.") >> confirmedTransactionWizard es stack
(_,True) -> confirmedTransactionWizard es (EnterNewPosting (traceShowId txnParams) Nothing : stack)
| otherwise -> confirmedTransactionWizard es{esArgs=drop 1 esArgs} (EnterAmountAndComment txnParams account : stack)
([],_) -> liftIO (hPutStrLn stderr "Please enter some postings first.") >> confirmedTransactionWizard prevInput es stack
(_,False) -> liftIO (hPutStrLn stderr "Please enter more postings to balance the transaction.") >> confirmedTransactionWizard prevInput es stack
(_,True) -> confirmedTransactionWizard prevInput es (EnterNewPosting txnParams Nothing : stack)
| otherwise -> do
let prevAccount' = replaceNthOrAppend (length esPostings) account (prevAccount prevInput)
confirmedTransactionWizard prevInput{prevAccount=prevAccount'} es{esArgs=drop 1 esArgs} (EnterAmountAndComment txnParams account : stack)
Nothing -> do
let notPrevAmountAndNotEnterDesc stage = case stage of
EnterAmountAndComment _ _ -> False
EnterDescAndComment _ -> False
_ -> True
confirmedTransactionWizard es{esPostings=init esPostings} (dropWhile notPrevAmountAndNotEnterDesc stack)
prevAccount' = take (length esPostings) (prevAccount prevInput)
confirmedTransactionWizard prevInput{prevAccount=prevAccount'} es{esPostings=init esPostings} (dropWhile notPrevAmountAndNotEnterDesc stack)
EnterAmountAndComment txnParams account -> amountAndCommentWizard es >>= \case
EnterAmountAndComment txnParams account -> amountAndCommentWizard prevInput es >>= \case
Just (amount, comment) -> do
let posting = nullposting{paccount=T.pack $ stripbrackets account
,pamount=Mixed [amount]
,pcomment=comment
,ptype=accountNamePostingType $ T.pack account
}
confirmedTransactionWizard es{esPostings=esPostings++[posting], esArgs=drop 2 esArgs} (EnterNewPosting txnParams (Just posting) : stack)
Nothing -> confirmedTransactionWizard es (drop 1 stack)
amountAndCommentString = showAmount amount ++ (if T.null comment then "" else " ;" ++ T.unpack comment)
prevAmountAndCmnt' = replaceNthOrAppend (length esPostings) amountAndCommentString (prevAmountAndCmnt prevInput)
es' = es{esPostings=esPostings++[posting], esArgs=drop 2 esArgs}
confirmedTransactionWizard prevInput{prevAmountAndCmnt=prevAmountAndCmnt'} es' (EnterNewPosting txnParams (Just posting) : stack)
Nothing -> confirmedTransactionWizard prevInput{prevAmountAndCmnt=take (length esPostings) (prevAmountAndCmnt prevInput)} es (drop 1 stack)
EndStage t -> do
output $ showTransaction t
@ -230,7 +248,9 @@ confirmedTransactionWizard es@EntryState{..} stack@(currentStage : _) = case cur
case y of
Just 'y' -> return t
Just _ -> throw RestartTransactionException
Nothing -> confirmedTransactionWizard es (drop 2 stack)
Nothing -> confirmedTransactionWizard prevInput es (drop 2 stack)
where
replaceNthOrAppend n newElem xs = take n xs ++ [newElem] ++ drop (n + 1) xs
-- Identify the closest recent match for this description in past transactions.
similarTransaction :: EntryState -> Text -> Maybe Transaction
@ -241,7 +261,7 @@ similarTransaction EntryState{..} desc =
| otherwise = Just $ snd $ head historymatches
in bestmatch
dateAndCodeWizard EntryState{..} = do
dateAndCodeWizard PrevInput{..} EntryState{..} = do
let def = headDef (showDate esDefDate) esArgs
retryMsg "A valid hledger smart date is required. Eg: 2014/2/14, 14, yesterday." $
parser (parseSmartDateAndCode esToday) $
@ -249,7 +269,7 @@ dateAndCodeWizard EntryState{..} = do
defaultTo' def $ nonEmpty $
maybeExit $
-- maybeShowHelp $
line $ green $ printf "Date%s: " (showDefault def)
linePrewritten (green $ printf "Date%s: " (showDefault def)) (fromMaybe "" prevDateAndCode) ""
where
parseSmartDateAndCode refdate s = if s == "<" then return Nothing else either (const Nothing) (\(d,c) -> return $ Just (fixSmartDate refdate d, c)) edc
where
@ -264,11 +284,11 @@ dateAndCodeWizard EntryState{..} = do
-- defday = fixSmartDate today $ fromparse $ (parse smartdate "" . lowercase) defdate
-- datestr = showDate $ fixSmartDate defday smtdate
descriptionAndCommentWizard EntryState{..} = do
descriptionAndCommentWizard PrevInput{..} EntryState{..} = do
let def = headDef "" esArgs
s <- withCompletion (descriptionCompleter esJournal def) $
defaultTo' def $ nonEmpty $
line $ green $ printf "Description%s: " (showDefault def)
linePrewritten (green $ printf "Description%s: " (showDefault def)) (fromMaybe "" prevDescAndCmnt) ""
if s == "<"
then return Nothing
else do
@ -278,7 +298,7 @@ descriptionAndCommentWizard EntryState{..} = do
postingsBalanced :: [Posting] -> Bool
postingsBalanced ps = isRight $ balanceTransaction Nothing nulltransaction{tpostings=ps}
accountWizard EntryState{..} = do
accountWizard PrevInput{..} EntryState{..} = do
let pnum = length esPostings + 1
historicalp = fmap ((!! (pnum - 1)) . (++ (repeat nullposting)) . tpostings) esSimilarTransaction
historicalacct = case historicalp of Just p -> showAccountName Nothing (ptype p) (paccount p)
@ -291,7 +311,7 @@ accountWizard EntryState{..} = do
parser (parseAccountOrDotOrNull def canfinish) $
withCompletion (accountCompleter esJournal def) $
defaultTo' def $ -- nonEmpty $
line $ green $ printf "Account %d%s%s: " pnum (endmsg::String) (showDefault def)
linePrewritten (green $ printf "Account %d%s%s: " pnum (endmsg::String) (showDefault def)) (fromMaybe "" $ prevAccount `atMay` length esPostings) ""
where
canfinish = not (null esPostings) && postingsBalanced esPostings
parseAccountOrDotOrNull :: String -> Bool -> String -> Maybe (Maybe String)
@ -308,7 +328,7 @@ accountWizard EntryState{..} = do
| otherwise = Just t
dbg1 = id -- strace
amountAndCommentWizard EntryState{..} = do
amountAndCommentWizard PrevInput{..} EntryState{..} = do
let pnum = length esPostings + 1
(mhistoricalp,followedhistoricalsofar) =
case esSimilarTransaction of
@ -324,7 +344,7 @@ amountAndCommentWizard EntryState{..} = do
parser parseAmountAndComment $
withCompletion (amountCompleter def) $
defaultTo' def $ nonEmpty $
line $ green $ printf "Amount %d%s: " pnum (showDefault def)
linePrewritten (green $ printf "Amount %d%s: " pnum (showDefault def)) (fromMaybe "" $ prevAmountAndCmnt `atMay` length esPostings) ""
where
parseAmountAndComment s = if s == "<" then return Nothing else either (const Nothing) (return . Just) $
runParser