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64 lines
2.3 KiB
Haskell
64 lines
2.3 KiB
Haskell
{-|
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A 'TimeLog' is a parsed timelog file (see timeclock.el or the command-line
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version) containing zero or more 'TimeLogEntry's. It can be converted to a
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'RawLedger' for querying.
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-}
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module Ledger.TimeLog
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where
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import Ledger.Utils
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import Ledger.Types
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import Ledger.Commodity
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import Ledger.Amount
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instance Show TimeLogEntry where
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show t = printf "%s %s %s" (show $ tlcode t) (tldatetime t) (tlcomment t)
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instance Show TimeLog where
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show tl = printf "TimeLog with %d entries" $ length $ timelog_entries tl
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-- | Convert a time log to a ledger.
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ledgerFromTimeLog :: TimeLog -> RawLedger
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ledgerFromTimeLog tl = RawLedger [] [] (entriesFromTimeLogEntries $ timelog_entries tl) ""
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-- | Convert time log entries to ledger entries.
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entriesFromTimeLogEntries :: [TimeLogEntry] -> [Entry]
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entriesFromTimeLogEntries [] = []
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entriesFromTimeLogEntries [i] = entriesFromTimeLogEntries [i, clockoutFor i]
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entriesFromTimeLogEntries (i:o:rest) = [entryFromTimeLogInOut i o] ++ entriesFromTimeLogEntries rest
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-- | When there is a trailing clockin entry, provide the missing clockout.
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-- An entry for now is what we want but this requires IO so for now use
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-- the clockin time, ie don't count the current clocked-in period.
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clockoutFor :: TimeLogEntry -> TimeLogEntry
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clockoutFor (TimeLogEntry _ t _) = TimeLogEntry 'o' t ""
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-- | Convert a timelog clockin and clockout entry to an equivalent ledger
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-- entry, representing the time expenditure. Note this entry is not balanced,
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-- since we omit the \"assets:time\" transaction for simpler output.
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entryFromTimeLogInOut :: TimeLogEntry -> TimeLogEntry -> Entry
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entryFromTimeLogInOut i o =
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Entry {
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edate = indate, -- ledger uses outdate
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estatus = True,
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ecode = "",
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edescription = "",
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ecomment = "",
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etransactions = txns,
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epreceding_comment_lines=""
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}
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where
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acctname = tlcomment i
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indate = showdate intime
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outdate = showdate outtime
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showdate = formatTime defaultTimeLocale "%Y/%m/%d"
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intime = parsedatetime $ tldatetime i
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outtime = parsedatetime $ tldatetime o
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amount = Mixed [hours $ realToFrac (diffUTCTime outtime intime) / 3600]
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txns = [RawTransaction acctname amount "" RegularTransaction
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--,RawTransaction "assets:time" (-amount) "" RegularTransaction
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]
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