79 lines
2.7 KiB
Haskell
79 lines
2.7 KiB
Haskell
{-# LANGUAGE OverloadedStrings, RecordWildCards, DeriveDataTypeable, FlexibleInstances, ScopedTypeVariables #-}
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{-|
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Journal entries report, used by the print command.
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-}
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module Hledger.Reports.EntriesReport (
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EntriesReport,
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EntriesReportItem,
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entriesReport,
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-- * Tests
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tests_EntriesReport
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)
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where
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import Control.Applicative ((<|>))
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import Data.List
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import Data.Maybe
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import Data.Ord
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import Data.Time.Calendar (Day, addDays)
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import Hledger.Data
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import Hledger.Query
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import Hledger.Reports.ReportOptions
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import Hledger.Utils
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-- | A journal entries report is a list of whole transactions as
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-- originally entered in the journal (mostly). This is used by eg
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-- hledger's print command and hledger-web's journal entries view.
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type EntriesReport = [EntriesReportItem]
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type EntriesReportItem = Transaction
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-- | Select transactions for an entries report.
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entriesReport :: ReportOpts -> Query -> Journal -> EntriesReport
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entriesReport ropts@ReportOpts{..} q j@Journal{..} =
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sortBy (comparing datefn) $ filter (q `matchesTransaction`) $ map tvalue jtxns
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where
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datefn = transactionDateFn ropts
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prices = journalPrices j
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styles = journalCommodityStyles j
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tvalue t@Transaction{..} = t{tpostings=map pvalue tpostings}
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pvalue p@Posting{..} = case value_ of
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Nothing -> p
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Just (AtCost _mc) -> postingToCost styles p
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Just (AtEnd _mc) -> valueend p
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Just (AtNow _mc) -> valuenow p
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Just (AtDefault _mc) -> valuenow p
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Just (AtDate d _mc) -> postingValue prices d p
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where
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valueend p = postingValue prices (
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fromMaybe (postingDate p) -- XXX shouldn't happen
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mperiodorjournallastday
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) p
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valuenow p = postingValue prices (
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case today_ of Just d -> d
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Nothing -> error' "erValue: ReportOpts today_ is unset so could not satisfy --value=now"
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) p
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mperiodorjournallastday = mperiodlastday <|> journalEndDate False j
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where
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-- The last day of the report period.
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-- Will be Nothing if no report period is specified, or also
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-- if ReportOpts does not have today_ set, since we need that
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-- to get the report period robustly.
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mperiodlastday :: Maybe Day = do
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t <- today_
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let q = queryFromOpts t ropts
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qend <- queryEndDate False q
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return $ addDays (-1) qend
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tests_EntriesReport = tests "EntriesReport" [
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tests "entriesReport" [
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test "not acct" $ (length $ entriesReport defreportopts (Not $ Acct "bank") samplejournal) `is` 1
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,test "date" $ (length $ entriesReport defreportopts (Date $ mkdatespan "2008/06/01" "2008/07/01") samplejournal) `is` 3
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]
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]
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