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-- sflc-ledger-reports: web interface to hledger-based reports
-- Copyright (C) 2013 Clint Adams
--
-- This program is free software: you can redistribute it and/or modify
-- it under the terms of the GNU Affero General Public License as
-- published by the Free Software Foundation, either version 3 of the
-- License, or (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU Affero General Public License for more details.
--
-- You should have received a copy of the GNU Affero General Public License
-- along with this program. If not, see <http://www.gnu.org/licenses/>.
{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE OverloadedStrings #-}
module Hledger.RegisterCSV (convertJournalToRegisterCSV) where
import Prelude (String, Double, Show, Eq, (||), Bool(..), const, (<), (>), snd, (.), ($), maybe, show, id, length, (==), (/=), head, map, FilePath, IO, Either(..), return, concatMap, Char, otherwise)
import Control.Applicative (many)
import qualified Data.Text as T
import Hledger.Data.Amount (showMixedAmount)
import Hledger.Data.Journal (journalAccountNamesUsed)
import Hledger.Data.Types (Journal(..), Transaction(..), Posting(..), MixedAmount(..))
import Hledger.Query (Query(..))
import Hledger.Read (readJournalFile, definputopts)
import Hledger.Reports (postingsReport, defreportopts, PostingsReportItem)
import Data.Conduit (runConduit, (.|))
import Control.Monad.Trans.Resource (MonadUnliftIO (), runResourceT)
import qualified Data.Conduit.List as CL
import Data.CSV.Conduit (fromCSV, defCSVSettings, CSV)
import Text.Parsec.Char (char, digit, satisfy, space)
import Text.Parsec.Combinator (many1)
import Text.Parsec.Prim (ParsecT, Stream, parse)
data AcctReg = AcctReg {
_acct :: T.Text
, _openingBalance :: Double
, _items :: [PostingsReportItem]
} deriving (Show, Eq)
cordGuess :: T.Text -> MixedAmount -> T.Text
cordGuess acct
| "Assets:" `T.isPrefixOf` acct || "Liabilities:" `T.isPrefixOf` acct || "Equity:" `T.isPrefixOf` acct = cordGuest' True
| "Income:" `T.isPrefixOf` acct || "Expenses:" `T.isPrefixOf` acct = cordGuest' False
| otherwise = const "INVALID"
where
cordGuest' True amt | amt > 0 = "Deposit"
cordGuest' True _ = "Check"
cordGuest' False amt | amt > 0 = "Check"
cordGuest' False _ = "Deposit"
acctReg :: T.Text -> Journal -> AcctReg
acctReg a j = AcctReg a 0 (snd . postingsReport defreportopts (Acct . T.unpack $ a) $ j)
-- (Maybe Day, Maybe Day, Maybe String, Posting, MixedAmount)
priToLine :: PostingsReportItem -> [T.Text]
priToLine (mday, _, mdesc, p, mixa) = [T.empty, cord, date, num, name, memo, split, amt, bal]
where
date = maybe T.empty (T.pack . show) mday
desc' = maybe "" id mdesc
(c', desc) = parseDesc desc'
cord = cordGuess (paccount p) (pamount p)
num = T.pack c'
name = T.empty
memo = T.pack desc
split = maybe (T.pack "ERROR") (splitField . tpostings) (ptransaction p)
amt = T.pack . showMixedAmount . pamount $ p
bal = T.pack . showMixedAmount $ mixa
splitField :: [Posting] -> T.Text
splitField ps
| length ps < 2 = "ERROR"
| length ps == 2 = paccount . head $ ps
| otherwise = "-SPLIT-"
arToLines :: AcctReg -> [[T.Text]]
arToLines ar = [_acct ar,"","","","","","","","0.000000"]:map priToLine (_items ar)
convertJournalToRegisterCSV :: FilePath -> IO (T.Text)
convertJournalToRegisterCSV fp = do
Right j <- readJournalFile definputopts fp
csv <- journalToRegisterCSV j
return $ T.concat csv
journalToRegisterCSV :: ( MonadUnliftIO m
, CSV a [T.Text])
=> Journal
-> m [a]
journalToRegisterCSV j = do
let accts = journalAccountNamesUsed j
precsv' = concatMap (\x -> arToLines $ acctReg x j) accts
precsv = ["","Type","Date","Num","Name","Memo","Split","Amount","Balance"]:precsv'
csv <- runResourceT . runConduit $
CL.sourceList precsv .| fromCSV defCSVSettings .| CL.consume
return csv
parseDesc :: String -> (String, String)
parseDesc d = case parse descParser' "desc" d of
Left _ -> ("", d)
Right x -> x
descParser' :: Stream s m Char => ParsecT s u m (String, String)
descParser' = do
desc' <- many1 (satisfy (/='('))
_ <- char '('
checknum <- many1 digit
_ <- char ')'
_ <- many space
return (checknum, desc')
|
