1099 lines
35 KiB
Haskell
1099 lines
35 KiB
Haskell
module Internal.Utils
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( compareDate
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, expandDatePat
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, askDays
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, fromWeekday
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, inDaySpan
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, fmtRational
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, fromGregorian'
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, resolveDaySpan
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, resolveDaySpan_
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, intersectDaySpan
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, liftInner
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, liftExceptT
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, liftExcept
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, liftIOExcept
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, liftIOExceptT
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, combineError
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, combineError_
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, combineError3
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, combineErrors
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, mapErrors
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, combineErrorM
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, combineErrorM3
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, combineErrorIO2
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, combineErrorIO3
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, combineErrorIOM2
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, combineErrorIOM3
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, collectErrorsIO
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, mapErrorsIO
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, showError
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, acntPath2Text
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, showT
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, lookupErr
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, gregorians
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, uncurry3
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, fstOf3
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, sndOf3
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, thdOf3
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, xGregToDay
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, dateMatches
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, valMatches
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, lookupAccount
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, lookupAccountKey
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, lookupAccountSign
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, lookupAccountType
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, lookupCurrency
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, lookupCurrencyKey
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, lookupCurrencyPrec
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, lookupTag
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, mapAdd_
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, groupKey
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, groupWith
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, balanceTxs
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, expandTransfers
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, expandTransfer
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, entryPair
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, singleQuote
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, keyVals
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)
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where
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import Control.Monad.Error.Class
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import Control.Monad.Except
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import Data.Decimal
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import Data.Time.Format.ISO8601
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import GHC.Real
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import Internal.Types.Main
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import RIO
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import qualified RIO.List as L
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import qualified RIO.Map as M
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import qualified RIO.NonEmpty as NE
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import RIO.State
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import qualified RIO.Text as T
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import RIO.Time
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import qualified RIO.Vector as V
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--------------------------------------------------------------------------------
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-- intervals
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expandDatePat :: DaySpan -> DatePat -> InsertExcept [Day]
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expandDatePat b (Cron cp) = expandCronPat b cp
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expandDatePat i (Mod mp) = return $ expandModPat mp i
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expandModPat :: ModPat -> DaySpan -> [Day]
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expandModPat ModPat {mpStart = s, mpBy = b, mpUnit = u, mpRepeats = r} bs =
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takeWhile (<= upper) $
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(`addFun` start) . (* b')
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<$> maybe id (take . fromIntegral) r [0 ..]
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where
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(lower, upper) = fromDaySpan bs
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start = maybe lower fromGregorian' s
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b' = fromIntegral b
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addFun = case u of
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Day -> addDays
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Week -> addDays . (* 7)
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Month -> addGregorianMonthsClip
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Year -> addGregorianYearsClip
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expandCronPat :: DaySpan -> CronPat -> InsertExcept [Day]
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expandCronPat b CronPat {cpYear, cpMonth, cpDay, cpWeekly} =
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combineError3 yRes mRes dRes $ \ys ms ds ->
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filter validWeekday $
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mapMaybe (uncurry3 toDay) $
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takeWhile (\((y, _), m, d) -> (y, m, d) <= (yb1, mb1, db1)) $
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dropWhile (\((y, _), m, d) -> (y, m, d) < (yb0, mb0, db0)) $
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[(y, m, d) | y <- (\y -> (y, isLeapYear y)) <$> ys, m <- ms, d <- ds]
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where
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yRes = case cpYear of
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Nothing -> return [yb0 .. yb1]
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Just pat -> do
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ys <- expandMDYPat (fromIntegral yb0) (fromIntegral yb1) pat
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return $ dropWhile (< yb0) $ fromIntegral <$> ys
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mRes = expandMD 12 cpMonth
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dRes = expandMD 31 cpDay
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(s, e) = fromDaySpan b
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(yb0, mb0, db0) = toGregorian s
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(yb1, mb1, db1) = toGregorian $ addDays (-1) e
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expandMD lim =
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fmap (fromIntegral <$>)
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. maybe (return [1 .. lim]) (expandMDYPat 1 lim)
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expandW (OnDay x) = [fromEnum x]
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expandW (OnDays xs) = fromEnum <$> xs
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ws = maybe [] expandW cpWeekly
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validWeekday = if null ws then const True else \day -> dayToWeekday day `elem` ws
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toDay (y, leap) m d
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| m == 2 && (not leap && d > 28 || leap && d > 29) = Nothing
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| m `elem` [4, 6, 9, 11] && d > 30 = Nothing
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| otherwise = Just $ fromGregorian y m d
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expandMDYPat :: Natural -> Natural -> MDYPat -> InsertExcept [Natural]
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expandMDYPat lower upper (Single x) = return [x | lower <= x && x <= upper]
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expandMDYPat lower upper (Multi xs) = return $ dropWhile (<= lower) $ takeWhile (<= upper) xs
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expandMDYPat lower upper (After x) = return [max lower x .. upper]
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expandMDYPat lower upper (Before x) = return [lower .. min upper x]
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expandMDYPat lower upper (Between x y) = return [max lower x .. min upper y]
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expandMDYPat lower upper (Repeat RepeatPat {rpStart = s, rpBy = b, rpRepeats = r})
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| b < 1 = throwError $ InsertException [PatternError s b r ZeroLength]
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| otherwise = do
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k <- limit r
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return $ dropWhile (<= lower) $ takeWhile (<= k) [s + i * b | i <- [0 ..]]
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where
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limit Nothing = return upper
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limit (Just n)
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-- this guard not only produces the error for the user but also protects
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-- from an underflow below it
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| n < 1 = throwError $ InsertException [PatternError s b r ZeroRepeats]
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| otherwise = return $ min (s + b * (n - 1)) upper
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dayToWeekday :: Day -> Int
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dayToWeekday (ModifiedJulianDay d) = mod (fromIntegral d + 2) 7
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askDays
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:: (MonadFinance m, MonadInsertError m)
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=> DatePat
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-> Maybe Interval
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-> m [Day]
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askDays dp i = do
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globalSpan <- askDBState kmBudgetInterval
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case i of
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Just i' -> do
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localSpan <- liftExcept $ resolveDaySpan i'
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maybe (return []) expand $ intersectDaySpan globalSpan localSpan
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Nothing -> expand globalSpan
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where
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expand = liftExcept . (`expandDatePat` dp)
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--------------------------------------------------------------------------------
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-- dates
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-- | Lame weekday converter since day of weeks aren't in dhall (yet)
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fromWeekday :: Weekday -> DayOfWeek
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fromWeekday Mon = Monday
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fromWeekday Tue = Tuesday
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fromWeekday Wed = Wednesday
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fromWeekday Thu = Thursday
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fromWeekday Fri = Friday
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fromWeekday Sat = Saturday
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fromWeekday Sun = Sunday
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-- | find the next date
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-- this is meant to go in a very tight loop and be very fast (hence no
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-- complex date functions, most of which heavily use 'mod' and friends)
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nextXGreg :: XGregorian -> XGregorian
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nextXGreg XGregorian {xgYear = y, xgMonth = m, xgDay = d, xgDayOfWeek = w}
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| m == 12 && d == 31 = XGregorian (y + 1) 1 1 w_
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| (m == 2 && (not leap && d == 28 || (leap && d == 29)))
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|| (m `elem` [4, 6, 9, 11] && d == 30)
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|| (d == 31) =
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XGregorian y (m + 1) 1 w_
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| otherwise = XGregorian y m (d + 1) w_
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where
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-- don't use DayOfWeek from Data.Time since this uses mod (which uses a
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-- division opcode) and thus will be slower than just checking for equality
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-- and adding
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w_ = if w == 6 then 0 else w + 1
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leap = isLeapYear $ fromIntegral y
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gregorians :: Day -> [XGregorian]
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gregorians x = L.iterate nextXGreg $ XGregorian (fromIntegral y) m d w
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where
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(y, m, d) = toGregorian x
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w = fromEnum $ dayOfWeek x
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xGregToDay :: XGregorian -> Day
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xGregToDay XGregorian {xgYear = y, xgMonth = m, xgDay = d} = fromGregorian (fromIntegral y) m d
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gregTup :: Gregorian -> (Integer, Int, Int)
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gregTup Gregorian {gYear, gMonth, gDay} =
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( fromIntegral gYear
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, fromIntegral gMonth
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, fromIntegral gDay
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)
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gregMTup :: GregorianM -> (Integer, Int)
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gregMTup GregorianM {gmYear, gmMonth} =
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( fromIntegral gmYear
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, fromIntegral gmMonth
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)
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data YMD_ = Y_ !Integer | YM_ !Integer !Int | YMD_ !Integer !Int !Int
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fromYMDMatcher :: YMDMatcher -> YMD_
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fromYMDMatcher m = case m of
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Y y -> Y_ $ fromIntegral y
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YM g -> uncurry YM_ $ gregMTup g
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YMD g -> uncurry3 YMD_ $ gregTup g
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compareDate :: DateMatcher -> Day -> Ordering
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compareDate (On md) x =
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case fromYMDMatcher md of
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Y_ y' -> compare y y'
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YM_ y' m' -> compare (y, m) (y', m')
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YMD_ y' m' d' -> compare (y, m, d) (y', m', d')
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where
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(y, m, d) = toGregorian x
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compareDate (In md offset) x = do
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case fromYMDMatcher md of
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Y_ y' -> compareRange y' y
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YM_ y' m' -> compareRange (toMonth y' m') $ toMonth y m
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YMD_ y' m' d' ->
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let s = toModifiedJulianDay $ fromGregorian y' m' d'
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in compareRange s $ toModifiedJulianDay x
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where
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(y, m, _) = toGregorian x
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compareRange start z
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| z < start = LT
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| otherwise = if (start + fromIntegral offset - 1) < z then GT else EQ
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toMonth year month = (year * 12) + fromIntegral month
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fromGregorian' :: Gregorian -> Day
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fromGregorian' = uncurry3 fromGregorian . gregTup
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inDaySpan :: DaySpan -> Day -> Bool
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inDaySpan bs = withinDays (fromDaySpan bs)
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withinDays :: (Day, Day) -> Day -> Bool
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withinDays (d0, d1) x = d0 <= x && x < d1
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resolveDaySpan :: Interval -> InsertExcept DaySpan
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resolveDaySpan i@Interval {intStart = s} =
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resolveDaySpan_ (s {gYear = gYear s + 50}) i
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intersectDaySpan :: DaySpan -> DaySpan -> Maybe DaySpan
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intersectDaySpan a b =
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if b' > a' then Nothing else Just $ toDaySpan (a', b')
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where
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(a0, a1) = fromDaySpan a
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(b0, b1) = fromDaySpan b
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a' = max a0 a1
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b' = min b0 b1
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resolveDaySpan_ :: Gregorian -> Interval -> InsertExcept DaySpan
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resolveDaySpan_ def Interval {intStart = s, intEnd = e} =
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-- TODO the default isn't checked here :/
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case fromGregorian' <$> e of
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Nothing -> return $ toDaySpan_ $ fromGregorian' def
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Just e_
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| s_ < e_ -> return $ toDaySpan_ e_
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| otherwise -> throwError $ InsertException [DaySpanError s e]
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where
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s_ = fromGregorian' s
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toDaySpan_ end = toDaySpan (s_, end)
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fromDaySpan :: DaySpan -> (Day, Day)
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fromDaySpan (d, n) = (d, addDays (fromIntegral n + 1) d)
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-- ASSUME a < b
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toDaySpan :: (Day, Day) -> DaySpan
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toDaySpan (a, b) = (a, fromIntegral $ diffDays b a - 1)
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--------------------------------------------------------------------------------
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-- matching
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valMatches :: ValMatcher -> Rational -> InsertExcept Bool
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valMatches ValMatcher {vmDen, vmSign, vmNum, vmPrec} x
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| Just d_ <- vmDen, d_ >= p = throwError $ InsertException [MatchValPrecisionError d_ p]
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| otherwise =
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return $
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checkMaybe (s ==) vmSign
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&& checkMaybe (n ==) vmNum
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&& checkMaybe ((d * fromIntegral p ==) . fromIntegral) vmDen
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where
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(n, d) = properFraction $ abs x
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p = 10 ^ vmPrec
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s = signum x >= 0
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checkMaybe = maybe True
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dateMatches :: DateMatcher -> Day -> Bool
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dateMatches md = (EQ ==) . compareDate md
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liftInner :: Monad m => ExceptT e Identity a -> ExceptT e m a
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liftInner = mapExceptT (return . runIdentity)
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liftExceptT :: MonadError e m => ExceptT e m a -> m a
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liftExceptT x = runExceptT x >>= either throwError return
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liftExcept :: MonadError e m => Except e a -> m a
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liftExcept = either throwError return . runExcept
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liftIOExceptT :: MonadIO m => InsertExceptT m a -> m a
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liftIOExceptT = fromEither <=< runExceptT
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liftIOExcept :: MonadIO m => InsertExcept a -> m a
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liftIOExcept = fromEither . runExcept
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combineError :: MonadError InsertException m => m a -> m b -> (a -> b -> c) -> m c
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combineError a b f = combineErrorM a b (\x y -> pure $ f x y)
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combineError_ :: MonadError InsertException m => m a -> m b -> m ()
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combineError_ a b = do
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_ <- catchError a $ \e ->
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throwError =<< catchError (e <$ b) (return . (e <>))
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_ <- b
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return ()
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combineErrorM :: MonadError InsertException m => m a -> m b -> (a -> b -> m c) -> m c
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combineErrorM a b f = do
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a' <- catchError a $ \e ->
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throwError =<< catchError (e <$ b) (return . (e <>))
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f a' =<< b
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combineError3 :: MonadError InsertException m => m a -> m b -> m c -> (a -> b -> c -> d) -> m d
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combineError3 a b c f =
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combineError (combineError a b (,)) c $ \(x, y) z -> f x y z
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combineErrorM3 :: MonadError InsertException m => m a -> m b -> m c -> (a -> b -> c -> m d) -> m d
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combineErrorM3 a b c f = do
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combineErrorM (combineErrorM a b (curry return)) c $ \(x, y) z -> f x y z
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mapErrors
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:: (Traversable t, MonadError InsertException m)
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=> (a -> m b)
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-> t a
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-> m (t b)
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-- First, record number of each action. Then try each action. On first failure,
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-- note it's position in the sequence, skip ahead to the untried actions,
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-- collect failures and add to the first failure.
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mapErrors f xs = mapM go $ enumTraversable xs
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where
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go (n, x) = catchError (f x) $ \e -> do
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es <- fmap catMaybes $ mapM (err . f) $ drop (n + 1) $ toList xs
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throwError $ foldr (<>) e es
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err x = catchError (Nothing <$ x) (pure . Just)
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combineErrors :: (Traversable t, MonadError InsertException m) => t (m a) -> m (t a)
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combineErrors = mapErrors id
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enumTraversable :: (Num n, Traversable t) => t a -> t (n, a)
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enumTraversable = snd . L.mapAccumL go 0
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where
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go n x = (n + 1, (n, x))
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combineErrorIO2 :: MonadUnliftIO m => m a -> m b -> (a -> b -> c) -> m c
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combineErrorIO2 a b f = combineErrorIOM2 a b (\x y -> pure $ f x y)
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combineErrorIO3 :: MonadUnliftIO m => m a -> m b -> m c -> (a -> b -> c -> d) -> m d
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combineErrorIO3 a b c f = combineErrorIOM3 a b c (\x y z -> pure $ f x y z)
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combineErrorIOM2 :: MonadUnliftIO m => m a -> m b -> (a -> b -> m c) -> m c
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combineErrorIOM2 a b f = do
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a' <- catch a $ \(InsertException es) ->
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(throwIO . InsertException)
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=<< catch (es <$ b) (\(InsertException es') -> return (es' ++ es))
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f a' =<< b
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combineErrorIOM3 :: MonadUnliftIO m => m a -> m b -> m c -> (a -> b -> c -> m d) -> m d
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combineErrorIOM3 a b c f =
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combineErrorIOM2 (combineErrorIOM2 a b (curry return)) c $ \(x, y) z -> f x y z
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mapErrorsIO :: (Traversable t, MonadUnliftIO m) => (a -> m b) -> t a -> m (t b)
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mapErrorsIO f xs = mapM go $ enumTraversable xs
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where
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go (n, x) = catch (f x) $ \(InsertException e) -> do
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es <- fmap catMaybes $ mapM (err . f) $ drop (n + 1) $ toList xs
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throwIO $ InsertException $ foldr (<>) e es
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err x = catch (Nothing <$ x) $ \(InsertException es) -> pure $ Just es
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collectErrorsIO :: (Traversable t, MonadUnliftIO m) => t (m a) -> m (t a)
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collectErrorsIO = mapErrorsIO id
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lookupErr :: (Ord k, Show k) => LookupSuberr -> k -> M.Map k v -> InsertExcept v
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lookupErr what k m = case M.lookup k m of
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Just x -> return x
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_ -> throwError $ InsertException [LookupError what $ showT k]
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fmtRational :: Natural -> Rational -> T.Text
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fmtRational precision x = T.concat [s, txt n', ".", pad 2 "0" $ txt d']
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where
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s = if x >= 0 then "" else "-"
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x'@(n :% d) = abs x
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p = 10 ^ precision
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n' = div n d
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d' = (\(a :% b) -> div a b) ((x' - fromIntegral n') * p)
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txt = T.pack . show
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pad i c z = T.append (T.replicate (i - T.length z) c) z
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|
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-- roundPrecision :: Natural -> Double -> Rational
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-- roundPrecision n = (% p) . round . (* fromIntegral p) . toRational
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-- where
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-- p = 10 ^ n
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-- roundPrecisionCur :: CurrencyPrec -> Double -> Rational
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-- roundPrecisionCur (CurrencyPrec _ n) = roundPrecision n
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acntPath2Text :: AcntPath -> T.Text
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acntPath2Text (AcntPath t cs) = T.intercalate "/" (atName t : cs)
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|
|
--------------------------------------------------------------------------------
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-- error display
|
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|
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showError :: InsertError -> [T.Text]
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showError other = case other of
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(StatementError ts ms) -> (showTx <$> ts) ++ (showMatch <$> ms)
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(DaySpanError a b) ->
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[T.unwords ["Could not create bounds from", showGregorian_ a, "and", showGreg b]]
|
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where
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showGreg (Just g) = showGregorian_ g
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showGreg Nothing = "Inf"
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(AccountError a ts) ->
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[ T.unwords
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[ "account type of key"
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, singleQuote a
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, "is not one of:"
|
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, ts_
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]
|
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]
|
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where
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ts_ = T.intercalate ", " $ NE.toList $ fmap atName ts
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(PatternError s b r p) -> [T.unwords [msg, "in pattern: ", pat]]
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where
|
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pat =
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keyVals $
|
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[ (k, v)
|
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| (k, Just v) <-
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[ ("start", Just $ showT s)
|
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, ("by", Just $ showT b)
|
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, ("repeats", showT <$> r)
|
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]
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]
|
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msg = case p of
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ZeroLength -> "Zero repeat length"
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ZeroRepeats -> "Zero repeats"
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(RegexError re) -> [T.append "could not make regex from pattern: " re]
|
|
(ConversionError x) -> [T.append "Could not convert to rational number: " x]
|
|
(InsertIOError msg) -> [T.append "IO Error: " msg]
|
|
(ParseError msg) -> [T.append "Parse Error: " msg]
|
|
(MatchValPrecisionError d p) ->
|
|
[T.unwords ["Match denominator", showT d, "must be less than", showT p]]
|
|
(LookupError t f) ->
|
|
[T.unwords ["Could not find field", f, "when resolving", what]]
|
|
where
|
|
what = case t of
|
|
EntryIDField st -> T.unwords ["entry", idName st, "ID"]
|
|
EntryValField -> "entry value"
|
|
MatchField mt -> T.unwords [matchName mt, "match"]
|
|
DBKey st -> T.unwords ["database", idName st, "ID key"]
|
|
-- TODO this should be its own function
|
|
idName AcntField = "account"
|
|
idName CurField = "currency"
|
|
idName TagField = "tag"
|
|
matchName MatchNumeric = "numeric"
|
|
matchName MatchText = "text"
|
|
(IncomeError day name balance) ->
|
|
[ T.unwords
|
|
[ "Income allocations for budget"
|
|
, singleQuote name
|
|
, "exceed total on day"
|
|
, showT day
|
|
, "where balance is"
|
|
, showT (fromRational balance :: Double)
|
|
]
|
|
]
|
|
(PeriodError start next) ->
|
|
[ T.unwords
|
|
[ "First pay period on "
|
|
, singleQuote $ showT start
|
|
, "must start before first income payment on "
|
|
, singleQuote $ showT next
|
|
]
|
|
]
|
|
(IndexError Entry {eValue = LinkedNumGetter {lngIndex}, eAcnt} day) ->
|
|
[ T.unwords
|
|
[ "No credit entry for index"
|
|
, singleQuote $ showT lngIndex
|
|
, "for entry with account"
|
|
, singleQuote eAcnt
|
|
, "on"
|
|
, showT day
|
|
]
|
|
]
|
|
(RoundError cur) ->
|
|
[ T.unwords
|
|
[ "Could not look up precision for currency"
|
|
, singleQuote cur
|
|
]
|
|
]
|
|
|
|
showGregorian_ :: Gregorian -> T.Text
|
|
showGregorian_ Gregorian {gYear, gMonth, gDay} = T.intercalate "-" $ showT <$> [gYear, gMonth, gDay]
|
|
|
|
showTx :: TxRecord -> T.Text
|
|
showTx TxRecord {trDate = d, trAmount = v, trDesc = e, trFile = f} =
|
|
T.append "Unmatched transaction: " $
|
|
keyVals
|
|
[ ("path", T.pack f)
|
|
, ("date", T.pack $ iso8601Show d)
|
|
, ("value", showT v)
|
|
, ("description", doubleQuote e)
|
|
]
|
|
|
|
showMatch :: MatchRe -> T.Text
|
|
showMatch StatementParser {spDate, spVal, spDesc, spOther, spTimes, spPriority} =
|
|
T.append "Unused match: " $ keyVals [(x, y) | (x, Just y) <- kvs]
|
|
where
|
|
kvs =
|
|
[ ("date", showDateMatcher <$> spDate)
|
|
, ("val", showValMatcher spVal)
|
|
, ("desc", fst <$> spDesc)
|
|
, ("other", others)
|
|
, ("counter", Just $ maybe "Inf" showT spTimes)
|
|
, ("priority", Just $ showT spPriority)
|
|
]
|
|
others = case spOther of
|
|
[] -> Nothing
|
|
xs -> Just $ singleQuote $ T.concat $ showMatchOther <$> xs
|
|
|
|
-- | Convert match date to text
|
|
-- Single date matches will just show the single date, and ranged matches will
|
|
-- show an interval like [YY-MM-DD, YY-MM-DD)
|
|
showDateMatcher :: DateMatcher -> T.Text
|
|
showDateMatcher md = case md of
|
|
(On x) -> showYMDMatcher x
|
|
(In start n) -> T.concat ["[", showYMDMatcher start, " ", showYMD_ end, ")"]
|
|
where
|
|
-- TODO not DRY (this shifting thing happens during the comparison
|
|
-- function (kinda)
|
|
end = case fromYMDMatcher start of
|
|
Y_ y -> Y_ $ y + fromIntegral n
|
|
YM_ y m ->
|
|
let (y_, m_) = divMod (m + fromIntegral n - 1) 12
|
|
in YM_ (y + fromIntegral y_) (m + m_ + 1)
|
|
YMD_ y m d ->
|
|
uncurry3 YMD_ $
|
|
toGregorian $
|
|
addDays (fromIntegral n) $
|
|
fromGregorian y m d
|
|
|
|
-- | convert YMD match to text
|
|
showYMDMatcher :: YMDMatcher -> T.Text
|
|
showYMDMatcher = showYMD_ . fromYMDMatcher
|
|
|
|
showYMD_ :: YMD_ -> T.Text
|
|
showYMD_ md =
|
|
T.intercalate "-" $ L.take 3 (fmap showT digits ++ L.repeat "*")
|
|
where
|
|
digits = case md of
|
|
Y_ y -> [fromIntegral y]
|
|
YM_ y m -> [fromIntegral y, m]
|
|
YMD_ y m d -> [fromIntegral y, m, d]
|
|
|
|
showValMatcher :: ValMatcher -> Maybe T.Text
|
|
showValMatcher ValMatcher {vmSign = Nothing, vmNum = Nothing, vmDen = Nothing} = Nothing
|
|
showValMatcher ValMatcher {vmNum, vmDen, vmSign, vmPrec} =
|
|
Just $ singleQuote $ keyVals [(k, v) | (k, Just v) <- kvs]
|
|
where
|
|
kvs =
|
|
[ ("sign", (\s -> if s then "+" else "-") <$> vmSign)
|
|
, ("numerator", showT <$> vmNum)
|
|
, ("denominator", showT <$> vmDen)
|
|
, ("precision", Just $ showT vmPrec)
|
|
]
|
|
|
|
showMatchOther :: FieldMatcherRe -> T.Text
|
|
showMatchOther (Desc (Field f (re, _))) =
|
|
T.unwords ["desc field", singleQuote f, "with re", singleQuote re]
|
|
showMatchOther (Val (Field f mv)) =
|
|
T.unwords
|
|
[ "val field"
|
|
, singleQuote f
|
|
, "with match value"
|
|
, singleQuote $ fromMaybe "*" $ showValMatcher mv
|
|
]
|
|
|
|
singleQuote :: T.Text -> T.Text
|
|
singleQuote t = T.concat ["'", t, "'"]
|
|
|
|
doubleQuote :: T.Text -> T.Text
|
|
doubleQuote t = T.concat ["'", t, "'"]
|
|
|
|
keyVal :: T.Text -> T.Text -> T.Text
|
|
keyVal a b = T.concat [a, "=", b]
|
|
|
|
keyVals :: [(T.Text, T.Text)] -> T.Text
|
|
keyVals = T.intercalate "; " . fmap (uncurry keyVal)
|
|
|
|
showT :: Show a => a -> T.Text
|
|
showT = T.pack . show
|
|
|
|
--------------------------------------------------------------------------------
|
|
-- random functions
|
|
|
|
groupKey :: Ord c => (a -> c) -> [(a, b)] -> [(a, NonEmpty b)]
|
|
groupKey f = fmap go . NE.groupAllWith (f . fst)
|
|
where
|
|
go xs@((c, _) :| _) = (c, fmap snd xs)
|
|
|
|
groupWith :: Ord b => (a -> b) -> [a] -> [(b, [a])]
|
|
groupWith f = fmap go . NE.groupAllWith fst . fmap (\x -> (f x, x))
|
|
where
|
|
go xs@((c, _) :| _) = (c, NE.toList $ fmap snd xs)
|
|
|
|
mapAdd_ :: (Ord k, Num v) => k -> v -> M.Map k v -> M.Map k v
|
|
mapAdd_ k v = M.alter (maybe (Just v) (Just . (+ v))) k
|
|
|
|
uncurry3 :: (a -> b -> c -> d) -> (a, b, c) -> d
|
|
uncurry3 f (a, b, c) = f a b c
|
|
|
|
fstOf3 :: (a, b, c) -> a
|
|
fstOf3 (a, _, _) = a
|
|
|
|
sndOf3 :: (a, b, c) -> b
|
|
sndOf3 (_, b, _) = b
|
|
|
|
thdOf3 :: (a, b, c) -> c
|
|
thdOf3 (_, _, c) = c
|
|
|
|
lookupAccount :: (MonadInsertError m, MonadFinance m) => AcntID -> m (AccountRId, AcntSign, AcntType)
|
|
lookupAccount = lookupFinance AcntField kmAccount
|
|
|
|
lookupAccountKey :: (MonadInsertError m, MonadFinance m) => AcntID -> m AccountRId
|
|
lookupAccountKey = fmap fstOf3 . lookupAccount
|
|
|
|
lookupAccountSign :: (MonadInsertError m, MonadFinance m) => AcntID -> m AcntSign
|
|
lookupAccountSign = fmap sndOf3 . lookupAccount
|
|
|
|
lookupAccountType :: (MonadInsertError m, MonadFinance m) => AcntID -> m AcntType
|
|
lookupAccountType = fmap thdOf3 . lookupAccount
|
|
|
|
lookupCurrency :: (MonadInsertError m, MonadFinance m) => CurID -> m CurrencyPrec
|
|
lookupCurrency = lookupFinance CurField kmCurrency
|
|
|
|
lookupCurrencyKey :: (MonadInsertError m, MonadFinance m) => AcntID -> m CurrencyRId
|
|
lookupCurrencyKey = fmap cpID . lookupCurrency
|
|
|
|
lookupCurrencyPrec :: (MonadInsertError m, MonadFinance m) => AcntID -> m Precision
|
|
lookupCurrencyPrec = fmap cpPrec . lookupCurrency
|
|
|
|
lookupTag :: (MonadInsertError m, MonadFinance m) => TagID -> m TagRId
|
|
lookupTag = lookupFinance TagField kmTag
|
|
|
|
lookupFinance
|
|
:: (MonadInsertError m, MonadFinance m)
|
|
=> EntryIDType
|
|
-> (DBState -> M.Map T.Text a)
|
|
-> T.Text
|
|
-> m a
|
|
lookupFinance t f c = (liftExcept . lookupErr (DBKey t) c) =<< askDBState f
|
|
|
|
balanceTxs
|
|
:: (MonadInsertError m, MonadFinance m)
|
|
=> [EntryBin]
|
|
-> m ([UEBalanced], [InsertTx])
|
|
balanceTxs ebs =
|
|
first concat . partitionEithers . catMaybes
|
|
<$> evalStateT (mapErrors go $ L.sortOn binDate ebs) M.empty
|
|
where
|
|
go (ToUpdate utx) =
|
|
fmap (Just . Left) $
|
|
liftInnerS $
|
|
either rebalanceTotalEntrySet rebalanceFullEntrySet utx
|
|
go (ToRead ReadEntry {reCurrency, reAcnt, reValue, reBudget}) = do
|
|
modify $ mapAdd_ (reAcnt, (reCurrency, reBudget)) reValue
|
|
return Nothing
|
|
go (ToInsert Tx {txPrimary, txOther, txDescr, txCommit, txDate, txBudget, txPriority}) = do
|
|
e <- either (balancePrimaryEntrySet txBudget) (balanceSecondaryEntrySet txBudget) txPrimary
|
|
let tot = sum $ fmap (eValue . ieEntry) $ NE.toList $ iesFromEntries e
|
|
es <- mapErrors (goOther tot) txOther
|
|
let tx =
|
|
-- TODO this is lame
|
|
InsertTx
|
|
{ itxDescr = txDescr
|
|
, itxDate = txDate
|
|
, itxEntrySets = e :| es
|
|
, itxCommit = txCommit
|
|
, itxBudget = txBudget
|
|
, itxPriority = txPriority
|
|
}
|
|
return $ Just $ Right tx
|
|
where
|
|
goOther tot =
|
|
either
|
|
(balanceSecondaryEntrySet txBudget)
|
|
(balancePrimaryEntrySet txBudget . fromShadow tot)
|
|
fromShadow tot e@EntrySet {esTotalValue} = e {esTotalValue = tot *. esTotalValue}
|
|
|
|
binDate :: EntryBin -> (Day, Int)
|
|
binDate (ToRead ReadEntry {reDate, rePriority}) = (reDate, rePriority)
|
|
binDate (ToInsert Tx {txDate, txPriority}) = (txDate, txPriority)
|
|
binDate (ToUpdate u) = either go go u
|
|
where
|
|
go UpdateEntrySet {utDate, utPriority} = (utDate, utPriority)
|
|
|
|
type BCKey = (CurrencyRId, Text)
|
|
|
|
type ABCKey = (AccountRId, BCKey)
|
|
|
|
type EntryBals = M.Map ABCKey Decimal
|
|
|
|
--------------------------------------------------------------------------------
|
|
-- rebalancing
|
|
|
|
-- TODO make sure new values are rounded properly here
|
|
rebalanceTotalEntrySet :: TotalUpdateEntrySet -> State EntryBals [UEBalanced]
|
|
rebalanceTotalEntrySet
|
|
UpdateEntrySet
|
|
{ utFrom0 = (f0@UpdateEntry {ueAcnt = f0Acnt}, f0links)
|
|
, utTo0
|
|
, utFromUnk
|
|
, utToUnk
|
|
, utFromRO
|
|
, utToRO
|
|
, utCurrency
|
|
, utTotalValue
|
|
, utBudget
|
|
} =
|
|
do
|
|
(fval, fs, tpairs) <- rebalanceDebit bc utFromRO utFromUnk
|
|
let f0val = utTotalValue - fval
|
|
modify $ mapAdd_ (f0Acnt, bc) f0val
|
|
let tsLinked = tpairs ++ (unlink f0val <$> f0links)
|
|
ts <- rebalanceCredit bc utTotalValue utTo0 utToUnk utToRO tsLinked
|
|
return (f0 {ueValue = StaticValue f0val} : fs ++ ts)
|
|
where
|
|
bc = (utCurrency, utBudget)
|
|
|
|
rebalanceFullEntrySet :: FullUpdateEntrySet -> State EntryBals [UEBalanced]
|
|
rebalanceFullEntrySet
|
|
UpdateEntrySet
|
|
{ utFrom0
|
|
, utTo0
|
|
, utFromUnk
|
|
, utToUnk
|
|
, utFromRO
|
|
, utToRO
|
|
, utCurrency
|
|
, utBudget
|
|
} =
|
|
do
|
|
(ftot, fs, tpairs) <- rebalanceDebit bc rs ls
|
|
ts <- rebalanceCredit bc ftot utTo0 utToUnk utToRO tpairs
|
|
return (fs ++ ts)
|
|
where
|
|
(rs, ls) = case utFrom0 of
|
|
Left x -> (x : utFromRO, utFromUnk)
|
|
Right x -> (utFromRO, x : utFromUnk)
|
|
bc = (utCurrency, utBudget)
|
|
|
|
rebalanceDebit
|
|
:: BCKey
|
|
-> [UE_RO]
|
|
-> [(UEUnk, [UELink])]
|
|
-> State EntryBals (Decimal, [UEBalanced], [UEBalanced])
|
|
rebalanceDebit k ro linked = do
|
|
(tot, (tpairs, fs)) <-
|
|
fmap (second (partitionEithers . concat)) $
|
|
sumM goFrom $
|
|
L.sortOn idx $
|
|
(Left <$> ro) ++ (Right <$> linked)
|
|
return (tot, fs, tpairs)
|
|
where
|
|
idx = either ueIndex (ueIndex . fst)
|
|
goFrom (Left e) = (,[]) <$> updateFixed k e
|
|
goFrom (Right (e0, es)) = do
|
|
v <- updateUnknown k e0
|
|
let e0' = Right $ e0 {ueValue = StaticValue v}
|
|
let es' = Left . unlink v <$> es
|
|
return (v, e0' : es')
|
|
|
|
unlink :: Decimal -> UELink -> UEBalanced
|
|
unlink v e = e {ueValue = StaticValue $ (-v) * unLinkScale (ueValue e)}
|
|
|
|
rebalanceCredit
|
|
:: BCKey
|
|
-> Decimal
|
|
-> UEBlank
|
|
-> [UEUnk]
|
|
-> [UE_RO]
|
|
-> [UEBalanced]
|
|
-> State EntryBals [UEBalanced]
|
|
rebalanceCredit k tot t0 us rs bs = do
|
|
(tval, ts) <-
|
|
fmap (second catMaybes) $
|
|
sumM goTo $
|
|
L.sortOn idx $
|
|
(UETLinked <$> bs)
|
|
++ (UETUnk <$> us)
|
|
++ (UETReadOnly <$> rs)
|
|
return (t0 {ueValue = StaticValue (-(tot + tval))} : ts)
|
|
where
|
|
idx = projectUET ueIndex ueIndex ueIndex
|
|
goTo (UETReadOnly e) = (,Nothing) <$> updateFixed k e
|
|
goTo (UETLinked e) = (,Just e) <$> updateFixed k e
|
|
goTo (UETUnk e) = do
|
|
v <- updateUnknown k e
|
|
return (v, Just $ e {ueValue = StaticValue v})
|
|
|
|
data UpdateEntryType a b
|
|
= UETReadOnly UE_RO
|
|
| UETUnk a
|
|
| UETLinked b
|
|
|
|
projectUET :: (UE_RO -> c) -> (a -> c) -> (b -> c) -> UpdateEntryType a b -> c
|
|
projectUET f _ _ (UETReadOnly e) = f e
|
|
projectUET _ f _ (UETUnk e) = f e
|
|
projectUET _ _ f (UETLinked p) = f p
|
|
|
|
updateFixed :: BCKey -> UpdateEntry i StaticValue -> State EntryBals Decimal
|
|
updateFixed k e = do
|
|
let v = unStaticValue $ ueValue e
|
|
modify $ mapAdd_ (ueAcnt e, k) v
|
|
return v
|
|
|
|
updateUnknown :: BCKey -> UpdateEntry i EntryValueUnk -> State EntryBals Decimal
|
|
updateUnknown k e = do
|
|
let key = (ueAcnt e, k)
|
|
curBal <- gets (M.findWithDefault 0 key)
|
|
let v = case ueValue e of
|
|
EVPercent p -> curBal *. p
|
|
EVBalance p -> p - curBal
|
|
modify $ mapAdd_ key v
|
|
return v
|
|
|
|
--------------------------------------------------------------------------------
|
|
-- balancing
|
|
|
|
balancePrimaryEntrySet
|
|
:: (MonadInsertError m, MonadFinance m)
|
|
=> T.Text
|
|
-> PrimaryEntrySet
|
|
-> StateT EntryBals m InsertEntrySet
|
|
balancePrimaryEntrySet
|
|
budgetName
|
|
EntrySet
|
|
{ esFrom = HalfEntrySet {hesPrimary = f0, hesOther = fs}
|
|
, esTo = HalfEntrySet {hesPrimary = t0, hesOther = ts}
|
|
, esCurrency
|
|
, esTotalValue
|
|
} =
|
|
do
|
|
let f0res = resolveAcntAndTags f0
|
|
let t0res = resolveAcntAndTags t0
|
|
let fsres = mapErrors resolveAcntAndTags fs
|
|
let tsres = mapErrors resolveAcntAndTags ts
|
|
let bc = (esCurrency, budgetName)
|
|
combineErrorM (combineError f0res fsres (,)) (combineError t0res tsres (,)) $
|
|
\(f0', fs') (t0', ts') -> do
|
|
let balFrom = fmap liftInnerS . balanceDeferred
|
|
fs'' <- doEntries balFrom bc esTotalValue f0' fs'
|
|
balanceFinal bc (-esTotalValue) fs'' t0' ts'
|
|
|
|
balanceSecondaryEntrySet
|
|
:: (MonadInsertError m, MonadFinance m)
|
|
=> T.Text
|
|
-> SecondayEntrySet
|
|
-> StateT EntryBals m InsertEntrySet
|
|
balanceSecondaryEntrySet
|
|
budgetName
|
|
EntrySet
|
|
{ esFrom = HalfEntrySet {hesPrimary = f0, hesOther = fs}
|
|
, esTo = HalfEntrySet {hesPrimary = t0, hesOther = ts}
|
|
, esCurrency
|
|
} =
|
|
do
|
|
let fsRes = mapErrors resolveAcntAndTags (f0 :| fs)
|
|
let t0Res = resolveAcntAndTags t0
|
|
let tsRes = mapErrors resolveAcntAndTags ts
|
|
combineErrorM fsRes (combineError t0Res tsRes (,)) $ \fs' (t0', ts') -> do
|
|
fs'' <- mapErrors balFrom fs'
|
|
let tot = entrySum (NE.toList fs'')
|
|
balanceFinal bc (-tot) fs'' t0' ts'
|
|
where
|
|
entrySum = sum . fmap (eValue . ieEntry)
|
|
balFrom = balanceEntry (fmap liftInnerS . balanceDeferred) bc
|
|
bc = (esCurrency, budgetName)
|
|
|
|
balanceFinal
|
|
:: (MonadInsertError m)
|
|
=> BCKey
|
|
-> Decimal
|
|
-> NonEmpty InsertEntry
|
|
-> Entry (AccountRId, AcntSign) () TagRId
|
|
-> [Entry (AccountRId, AcntSign) LinkDeferred TagRId]
|
|
-> StateT EntryBals m InsertEntrySet
|
|
balanceFinal k@(curID, _) tot fs t0 ts = do
|
|
let fv = V.fromList $ NE.toList $ fmap (eValue . ieEntry) fs
|
|
let balTo = balanceLinked fv
|
|
ts' <- doEntries balTo k tot t0 ts
|
|
return $
|
|
InsertEntrySet
|
|
{ iesCurrency = curID
|
|
, iesFromEntries = fs
|
|
, iesToEntries = ts'
|
|
}
|
|
|
|
doEntries
|
|
:: (MonadInsertError m)
|
|
=> (ABCKey -> v -> StateT EntryBals m (Decimal, Maybe DBDeferred))
|
|
-> BCKey
|
|
-> Decimal
|
|
-> Entry (AccountRId, AcntSign) () TagRId
|
|
-> [Entry (AccountRId, AcntSign) v TagRId]
|
|
-> StateT EntryBals m (NonEmpty InsertEntry)
|
|
doEntries f k tot e@Entry {eAcnt = (acntID, sign)} es = do
|
|
es' <- mapErrors (balanceEntry f k) es
|
|
let e0val = tot - entrySum es'
|
|
-- TODO not dry
|
|
let s = fromIntegral $ sign2Int sign -- NOTE hack
|
|
modify (mapAdd_ (acntID, k) e0val)
|
|
let e' =
|
|
InsertEntry
|
|
{ ieEntry = e {eValue = s * e0val, eAcnt = acntID}
|
|
, ieDeferred = Nothing
|
|
}
|
|
return $ e' :| es'
|
|
where
|
|
entrySum = sum . fmap (eValue . ieEntry)
|
|
|
|
liftInnerS :: Monad m => StateT e Identity a -> StateT e m a
|
|
liftInnerS = mapStateT (return . runIdentity)
|
|
|
|
balanceLinked
|
|
:: MonadInsertError m
|
|
=> Vector Decimal
|
|
-> ABCKey
|
|
-> LinkDeferred
|
|
-> StateT EntryBals m (Decimal, Maybe DBDeferred)
|
|
balanceLinked from k lg = case lg of
|
|
(LinkIndex LinkedNumGetter {lngIndex, lngScale}) -> do
|
|
let res = fmap (go lngScale) $ from V.!? fromIntegral lngIndex
|
|
case res of
|
|
Just v -> return (v, Just $ DBEntryLinked lngIndex lngScale)
|
|
-- TODO this error would be much more informative if I had access to the
|
|
-- file from which it came
|
|
Nothing -> throwError undefined
|
|
(LinkDeferred d) -> liftInnerS $ balanceDeferred k d
|
|
where
|
|
go s = negate . (*. s)
|
|
|
|
balanceDeferred :: ABCKey -> EntryValue -> State EntryBals (Decimal, Maybe DBDeferred)
|
|
balanceDeferred k e = do
|
|
newval <- findBalance k e
|
|
let d = case e of
|
|
EntryFixed _ -> Nothing
|
|
EntryBalance v -> Just $ DBEntryBalance v
|
|
EntryPercent v -> Just $ DBEntryPercent v
|
|
return (newval, d)
|
|
|
|
balanceEntry
|
|
:: (MonadInsertError m)
|
|
=> (ABCKey -> v -> StateT EntryBals m (Decimal, Maybe DBDeferred))
|
|
-> BCKey
|
|
-> Entry (AccountRId, AcntSign) v TagRId
|
|
-> StateT EntryBals m InsertEntry
|
|
balanceEntry f k e@Entry {eValue, eAcnt = (acntID, sign)} = do
|
|
let s = fromIntegral $ sign2Int sign
|
|
(newVal, deferred) <- f (acntID, k) eValue
|
|
modify (mapAdd_ (acntID, k) newVal)
|
|
return $
|
|
InsertEntry
|
|
{ ieEntry = e {eValue = s * newVal, eAcnt = acntID}
|
|
, ieDeferred = deferred
|
|
}
|
|
|
|
resolveAcntAndTags
|
|
:: (MonadInsertError m, MonadFinance m)
|
|
=> Entry AcntID v TagID
|
|
-> m (Entry (AccountRId, AcntSign) v TagRId)
|
|
resolveAcntAndTags e@Entry {eAcnt, eTags} = do
|
|
let acntRes = lookupAccount eAcnt
|
|
let tagRes = mapErrors lookupTag eTags
|
|
combineError acntRes tagRes $
|
|
\(acntID, sign, _) tags -> e {eAcnt = (acntID, sign), eTags = tags}
|
|
|
|
findBalance :: ABCKey -> EntryValue -> State EntryBals Decimal
|
|
findBalance k e = do
|
|
curBal <- gets (M.findWithDefault 0 k)
|
|
return $ case e of
|
|
EntryBalance b -> b - curBal
|
|
EntryPercent p -> curBal *. p
|
|
EntryFixed v -> v
|
|
|
|
--------------------------------------------------------------------------------
|
|
-- transfers
|
|
|
|
expandTransfers
|
|
:: (MonadInsertError m, MonadFinance m)
|
|
=> CommitR
|
|
-> T.Text
|
|
-> DaySpan
|
|
-> [PairedTransfer]
|
|
-> m [Tx CommitR]
|
|
expandTransfers tc name bounds = fmap concat . mapErrors (expandTransfer tc name bounds)
|
|
|
|
expandTransfer
|
|
:: (MonadInsertError m, MonadFinance m)
|
|
=> CommitR
|
|
-> T.Text
|
|
-> DaySpan
|
|
-> PairedTransfer
|
|
-> m [Tx CommitR]
|
|
expandTransfer tc name bounds Transfer {transAmounts, transTo, transCurrency, transFrom} = do
|
|
txs <- mapErrors go transAmounts
|
|
return $ concat txs
|
|
where
|
|
go
|
|
Amount
|
|
{ amtWhen = pat
|
|
, amtValue = TransferValue {tvVal = v, tvType = t}
|
|
, amtDesc = desc
|
|
, amtPriority = pri
|
|
} = do
|
|
cp <- lookupCurrency transCurrency
|
|
let v' = (-v)
|
|
let dec = realFracToDecimal (cpPrec cp) v'
|
|
let v'' = case t of
|
|
TFixed -> EntryFixed dec
|
|
TPercent -> EntryPercent v'
|
|
TBalance -> EntryBalance dec
|
|
withDates bounds pat $ \day ->
|
|
return
|
|
Tx
|
|
{ txCommit = tc
|
|
, txDate = day
|
|
, txPrimary = Right $ entryPair transFrom transTo (cpID cp) desc () v''
|
|
, txOther = []
|
|
, txDescr = desc
|
|
, txBudget = name
|
|
, txPriority = fromIntegral pri
|
|
}
|
|
|
|
entryPair
|
|
:: TaggedAcnt
|
|
-> TaggedAcnt
|
|
-> CurrencyRId
|
|
-> T.Text
|
|
-> v0
|
|
-> v1
|
|
-> EntrySet v0 v1 v2 v3
|
|
entryPair (TaggedAcnt fa fts) (TaggedAcnt ta tts) curid com totval val1 =
|
|
EntrySet
|
|
{ esCurrency = curid
|
|
, esTotalValue = totval
|
|
, esFrom = halfEntry fa fts val1
|
|
, esTo = halfEntry ta tts ()
|
|
}
|
|
where
|
|
halfEntry :: AcntID -> [TagID] -> v -> HalfEntrySet v v0
|
|
halfEntry a ts v =
|
|
HalfEntrySet
|
|
{ hesPrimary = Entry {eAcnt = a, eValue = v, eComment = com, eTags = ts}
|
|
, hesOther = []
|
|
}
|
|
|
|
withDates
|
|
:: (MonadFinance m, MonadInsertError m)
|
|
=> DaySpan
|
|
-> DatePat
|
|
-> (Day -> m a)
|
|
-> m [a]
|
|
withDates bounds dp f = do
|
|
days <- liftExcept $ expandDatePat bounds dp
|
|
combineErrors $ fmap f days
|
|
|
|
sumM :: (Monad m, Num s) => (a -> m (s, b)) -> [a] -> m (s, [b])
|
|
sumM f = mapAccumM (\s -> fmap (first (+ s)) . f) 0
|
|
|
|
mapAccumM :: (Monad m) => (s -> a -> m (s, b)) -> s -> [a] -> m (s, [b])
|
|
mapAccumM f s = foldM (\(s', ys) -> fmap (second (: ys)) . f s') (s, [])
|