{-|

Postings report, used by the register command.

-}

{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE ScopedTypeVariables #-}
{-# LANGUAGE TupleSections #-}

module Hledger.Reports.PostingsReport (
  PostingsReport,
  PostingsReportItem,
  postingsReport,
  mkpostingsReportItem,

  -- * Tests
  tests_PostingsReport
)
where

import Data.List
import Data.List.Extra (nubSort)
import Data.Maybe
import Data.Text (Text)
import Data.Time.Calendar
import Safe (headMay, lastMay)

import Hledger.Data
import Hledger.Query
import Hledger.Utils
import Hledger.Reports.ReportOptions


-- | A postings report is a list of postings with a running total, and a little extra
-- transaction info to help with rendering.
-- This is used eg for the register command.
type PostingsReport = [PostingsReportItem] -- line items, one per posting
type PostingsReportItem = (Maybe Day    -- The posting date, if this is the first posting in a
                                        -- transaction or if it's different from the previous
                                        -- posting's date. Or if this a summary posting, the
                                        -- report interval's start date if this is the first
                                        -- summary posting in the interval.
                          ,Maybe Day    -- If this is a summary posting, the report interval's
                                        -- end date if this is the first summary posting in
                                        -- the interval.
                          ,Maybe Text   -- The posting's transaction's description, if this is the first posting in the transaction.
                          ,Posting      -- The posting, possibly with the account name depth-clipped.
                          ,MixedAmount  -- The running total after this posting, or with --average,
                                        -- the running average posting amount. With --historical,
                                        -- postings before the report start date are included in
                                        -- the running total/average.
                          )

-- | A summary posting summarises the activity in one account within a report
-- interval. It is kludgily represented by a regular Posting with no description,
-- the interval's start date stored as the posting date, and the interval's end
-- date attached with a tuple.
type SummaryPosting = (Posting, Day)

-- | Select postings from the journal and add running balance and other
-- information to make a postings report. Used by eg hledger's register command.
postingsReport :: ReportSpec -> Journal -> PostingsReport
postingsReport :: ReportSpec -> Journal -> PostingsReport
postingsReport rspec :: ReportSpec
rspec@ReportSpec{rsOpts :: ReportSpec -> ReportOpts
rsOpts=ropts :: ReportOpts
ropts@ReportOpts{Bool
Int
[Text]
[Status]
Maybe Int
Maybe NormalSign
Maybe DateSpan
Maybe ValuationType
Interval
Period
StringFormat
Costing
AccountListMode
BalanceType
ReportType
transpose_ :: ReportOpts -> Bool
forecast_ :: ReportOpts -> Maybe DateSpan
color_ :: ReportOpts -> Bool
normalbalance_ :: ReportOpts -> Maybe NormalSign
invert_ :: ReportOpts -> Bool
percent_ :: ReportOpts -> Bool
sort_amount_ :: ReportOpts -> Bool
pretty_tables_ :: ReportOpts -> Bool
no_total_ :: ReportOpts -> Bool
row_total_ :: ReportOpts -> Bool
drop_ :: ReportOpts -> Int
accountlistmode_ :: ReportOpts -> AccountListMode
balancetype_ :: ReportOpts -> BalanceType
reporttype_ :: ReportOpts -> ReportType
txn_dates_ :: ReportOpts -> Bool
related_ :: ReportOpts -> Bool
average_ :: ReportOpts -> Bool
querystring_ :: ReportOpts -> [Text]
format_ :: ReportOpts -> StringFormat
real_ :: ReportOpts -> Bool
no_elide_ :: ReportOpts -> Bool
empty_ :: ReportOpts -> Bool
date2_ :: ReportOpts -> Bool
depth_ :: ReportOpts -> Maybe Int
infer_value_ :: ReportOpts -> Bool
value_ :: ReportOpts -> Maybe ValuationType
cost_ :: ReportOpts -> Costing
statuses_ :: ReportOpts -> [Status]
interval_ :: ReportOpts -> Interval
period_ :: ReportOpts -> Period
transpose_ :: Bool
forecast_ :: Maybe DateSpan
color_ :: Bool
normalbalance_ :: Maybe NormalSign
invert_ :: Bool
percent_ :: Bool
sort_amount_ :: Bool
pretty_tables_ :: Bool
no_total_ :: Bool
row_total_ :: Bool
drop_ :: Int
accountlistmode_ :: AccountListMode
balancetype_ :: BalanceType
reporttype_ :: ReportType
txn_dates_ :: Bool
related_ :: Bool
average_ :: Bool
querystring_ :: [Text]
format_ :: StringFormat
real_ :: Bool
no_elide_ :: Bool
empty_ :: Bool
date2_ :: Bool
depth_ :: Maybe Int
infer_value_ :: Bool
value_ :: Maybe ValuationType
cost_ :: Costing
statuses_ :: [Status]
interval_ :: Interval
period_ :: Period
..}} Journal
j = PostingsReport
items
    where
      reportspan :: DateSpan
reportspan  = Journal -> ReportSpec -> DateSpan
reportSpanBothDates Journal
j ReportSpec
rspec
      whichdate :: WhichDate
whichdate   = ReportOpts -> WhichDate
whichDateFromOpts ReportOpts
ropts
      mdepth :: Maybe Int
mdepth      = Query -> Maybe Int
queryDepth (Query -> Maybe Int) -> Query -> Maybe Int
forall a b. (a -> b) -> a -> b
$ ReportSpec -> Query
rsQuery ReportSpec
rspec
      styles :: Map Text AmountStyle
styles      = Journal -> Map Text AmountStyle
journalCommodityStyles Journal
j
      priceoracle :: PriceOracle
priceoracle = Bool -> Journal -> PriceOracle
journalPriceOracle Bool
infer_value_ Journal
j
      multiperiod :: Bool
multiperiod = Interval
interval_ Interval -> Interval -> Bool
forall a. Eq a => a -> a -> Bool
/= Interval
NoInterval

      -- postings to be included in the report, and similarly-matched postings before the report start date
      ([Posting]
precedingps, [Posting]
reportps) = ReportSpec -> Journal -> DateSpan -> ([Posting], [Posting])
matchedPostingsBeforeAndDuring ReportSpec
rspec Journal
j DateSpan
reportspan

      -- We may be converting posting amounts to value, per hledger_options.m4.md "Effect of --value on reports".
      pvalue :: Day -> Posting -> Posting
pvalue Day
periodlast = PriceOracle
-> Map Text AmountStyle
-> Day
-> Day
-> Costing
-> Maybe ValuationType
-> Posting
-> Posting
postingApplyCostValuation PriceOracle
priceoracle Map Text AmountStyle
styles Day
periodlast (ReportSpec -> Day
rsToday ReportSpec
rspec) Costing
cost_ Maybe ValuationType
value_

      -- Postings, or summary postings with their subperiod's end date, to be displayed.
      [(Posting, Maybe Day)]
displayps :: [(Posting, Maybe Day)]
        | Bool
multiperiod, Just (AtEnd Maybe Text
_) <- Maybe ValuationType
value_ = [(Day -> Posting -> Posting
pvalue Day
lastday Posting
p, Day -> Maybe Day
forall a. a -> Maybe a
Just Day
periodend) | (Posting
p, Day
periodend) <- [Posting] -> [(Posting, Day)]
summariseps [Posting]
reportps, let lastday :: Day
lastday = Integer -> Day -> Day
addDays (-Integer
1) Day
periodend]
        | Bool
multiperiod = [(Posting
p, Day -> Maybe Day
forall a. a -> Maybe a
Just Day
periodend) | (Posting
p, Day
periodend) <- [Posting] -> [(Posting, Day)]
summariseps [Posting]
valuedps]
        | Bool
otherwise   = [(Posting
p, Maybe Day
forall a. Maybe a
Nothing) | Posting
p <- [Posting]
valuedps]
        where
          summariseps :: [Posting] -> [(Posting, Day)]
summariseps = Interval
-> WhichDate
-> Maybe Int
-> Bool
-> DateSpan
-> [Posting]
-> [(Posting, Day)]
summarisePostingsByInterval Interval
interval_ WhichDate
whichdate Maybe Int
mdepth Bool
showempty DateSpan
reportspan
          valuedps :: [Posting]
valuedps = (Posting -> Posting) -> [Posting] -> [Posting]
forall a b. (a -> b) -> [a] -> [b]
map (Day -> Posting -> Posting
pvalue Day
reportorjournallast) [Posting]
reportps
          showempty :: Bool
showempty = Bool
empty_ Bool -> Bool -> Bool
|| Bool
average_
          reportorjournallast :: Day
reportorjournallast =
            Day -> Maybe Day -> Day
forall a. a -> Maybe a -> a
fromMaybe (String -> Day
forall a. String -> a
error' String
"postingsReport: expected a non-empty journal") (Maybe Day -> Day) -> Maybe Day -> Day
forall a b. (a -> b) -> a -> b
$  -- PARTIAL: shouldn't happen
            ReportSpec -> Journal -> Maybe Day
reportPeriodOrJournalLastDay ReportSpec
rspec Journal
j

      -- Posting report items ready for display.
      items :: PostingsReport
items =
        String -> PostingsReport -> PostingsReport
forall a. Show a => String -> a -> a
dbg4 String
"postingsReport items" (PostingsReport -> PostingsReport)
-> PostingsReport -> PostingsReport
forall a b. (a -> b) -> a -> b
$
        [(Posting, Maybe Day)]
-> (Posting, Maybe Day)
-> WhichDate
-> Maybe Int
-> MixedAmount
-> (Int -> MixedAmount -> MixedAmount -> MixedAmount)
-> Int
-> PostingsReport
postingsReportItems [(Posting, Maybe Day)]
displayps (Posting
nullposting,Maybe Day
forall a. Maybe a
Nothing) WhichDate
whichdate Maybe Int
mdepth MixedAmount
startbal Int -> MixedAmount -> MixedAmount -> MixedAmount
runningcalc Int
startnum
        where
          -- In historical mode we'll need a starting balance, which we
          -- may be converting to value per hledger_options.m4.md "Effect
          -- of --value on reports".
          -- XXX balance report doesn't value starting balance.. should this ?
          historical :: Bool
historical = BalanceType
balancetype_ BalanceType -> BalanceType -> Bool
forall a. Eq a => a -> a -> Bool
== BalanceType
HistoricalBalance
          startbal :: MixedAmount
startbal | Bool
average_  = if Bool
historical then MixedAmount
precedingavg else MixedAmount
0
                   | Bool
otherwise = if Bool
historical then MixedAmount
precedingsum else MixedAmount
0
            where
              precedingsum :: MixedAmount
precedingsum = [Posting] -> MixedAmount
sumPostings ([Posting] -> MixedAmount) -> [Posting] -> MixedAmount
forall a b. (a -> b) -> a -> b
$ (Posting -> Posting) -> [Posting] -> [Posting]
forall a b. (a -> b) -> [a] -> [b]
map (Day -> Posting -> Posting
pvalue Day
daybeforereportstart) [Posting]
precedingps
              precedingavg :: MixedAmount
precedingavg | [Posting] -> Bool
forall (t :: * -> *) a. Foldable t => t a -> Bool
null [Posting]
precedingps = MixedAmount
0
                           | Bool
otherwise        = Quantity -> MixedAmount -> MixedAmount
divideMixedAmount (Int -> Quantity
forall a b. (Integral a, Num b) => a -> b
fromIntegral (Int -> Quantity) -> Int -> Quantity
forall a b. (a -> b) -> a -> b
$ [Posting] -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length [Posting]
precedingps) MixedAmount
precedingsum
              daybeforereportstart :: Day
daybeforereportstart =
                Day -> (Day -> Day) -> Maybe Day -> Day
forall b a. b -> (a -> b) -> Maybe a -> b
maybe (String -> Day
forall a. String -> a
error' String
"postingsReport: expected a non-empty journal")  -- PARTIAL: shouldn't happen
                (Integer -> Day -> Day
addDays (-Integer
1))
                (Maybe Day -> Day) -> Maybe Day -> Day
forall a b. (a -> b) -> a -> b
$ ReportSpec -> Journal -> Maybe Day
reportPeriodOrJournalStart ReportSpec
rspec Journal
j

          runningcalc :: Int -> MixedAmount -> MixedAmount -> MixedAmount
runningcalc = ReportOpts -> Int -> MixedAmount -> MixedAmount -> MixedAmount
registerRunningCalculationFn ReportOpts
ropts
          startnum :: Int
startnum = if Bool
historical then [Posting] -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length [Posting]
precedingps Int -> Int -> Int
forall a. Num a => a -> a -> a
+ Int
1 else Int
1

-- | Based on the given report options, return a function that does the appropriate
-- running calculation for the register report, ie a running average or running total.
-- This function will take the item number, previous average/total, and new posting amount,
-- and return the new average/total.
registerRunningCalculationFn :: ReportOpts -> (Int -> MixedAmount -> MixedAmount -> MixedAmount)
registerRunningCalculationFn :: ReportOpts -> Int -> MixedAmount -> MixedAmount -> MixedAmount
registerRunningCalculationFn ReportOpts
ropts
  | ReportOpts -> Bool
average_ ReportOpts
ropts = \Int
i MixedAmount
avg MixedAmount
amt -> MixedAmount
avg MixedAmount -> MixedAmount -> MixedAmount
forall a. Num a => a -> a -> a
+ Quantity -> MixedAmount -> MixedAmount
divideMixedAmount (Int -> Quantity
forall a b. (Integral a, Num b) => a -> b
fromIntegral Int
i) (MixedAmount
amt MixedAmount -> MixedAmount -> MixedAmount
forall a. Num a => a -> a -> a
- MixedAmount
avg)
  | Bool
otherwise      = \Int
_ MixedAmount
bal MixedAmount
amt -> MixedAmount
bal MixedAmount -> MixedAmount -> MixedAmount
forall a. Num a => a -> a -> a
+ MixedAmount
amt

-- | Find postings matching a given query, within a given date span,
-- and also any similarly-matched postings before that date span.
-- Date restrictions and depth restrictions in the query are ignored.
-- A helper for the postings report.
matchedPostingsBeforeAndDuring :: ReportSpec -> Journal -> DateSpan -> ([Posting],[Posting])
matchedPostingsBeforeAndDuring :: ReportSpec -> Journal -> DateSpan -> ([Posting], [Posting])
matchedPostingsBeforeAndDuring ReportSpec{rsOpts :: ReportSpec -> ReportOpts
rsOpts=ReportOpts
ropts,rsQuery :: ReportSpec -> Query
rsQuery=Query
q} Journal
j (DateSpan Maybe Day
mstart Maybe Day
mend) =
  String -> ([Posting], [Posting]) -> ([Posting], [Posting])
forall a. Show a => String -> a -> a
dbg5 String
"beforeps, duringps" (([Posting], [Posting]) -> ([Posting], [Posting]))
-> ([Posting], [Posting]) -> ([Posting], [Posting])
forall a b. (a -> b) -> a -> b
$ (Posting -> Bool) -> [Posting] -> ([Posting], [Posting])
forall a. (a -> Bool) -> [a] -> ([a], [a])
span (Query
beforestartq Query -> Posting -> Bool
`matchesPosting`) [Posting]
beforeandduringps
  where
    beforestartq :: Query
beforestartq = String -> Query -> Query
forall a. Show a => String -> a -> a
dbg3 String
"beforestartq" (Query -> Query) -> Query -> Query
forall a b. (a -> b) -> a -> b
$ DateSpan -> Query
dateqtype (DateSpan -> Query) -> DateSpan -> Query
forall a b. (a -> b) -> a -> b
$ Maybe Day -> Maybe Day -> DateSpan
DateSpan Maybe Day
forall a. Maybe a
Nothing Maybe Day
mstart
    beforeandduringps :: [Posting]
beforeandduringps =
      String -> [Posting] -> [Posting]
forall a. Show a => String -> a -> a
dbg5 String
"ps5" ([Posting] -> [Posting]) -> [Posting] -> [Posting]
forall a b. (a -> b) -> a -> b
$ (Posting -> Day) -> [Posting] -> [Posting]
forall b a. Ord b => (a -> b) -> [a] -> [a]
sortOn Posting -> Day
sortdate ([Posting] -> [Posting]) -> [Posting] -> [Posting]
forall a b. (a -> b) -> a -> b
$                                             -- sort postings by date or date2
      String -> [Posting] -> [Posting]
forall a. Show a => String -> a -> a
dbg5 String
"ps4" ([Posting] -> [Posting]) -> [Posting] -> [Posting]
forall a b. (a -> b) -> a -> b
$ (if ReportOpts -> Bool
invert_ ReportOpts
ropts then (Posting -> Posting) -> [Posting] -> [Posting]
forall a b. (a -> b) -> [a] -> [b]
map Posting -> Posting
negatePostingAmount else [Posting] -> [Posting]
forall a. a -> a
id) ([Posting] -> [Posting]) -> [Posting] -> [Posting]
forall a b. (a -> b) -> a -> b
$     -- with --invert, invert amounts
      String -> [Posting] -> [Posting]
forall a. Show a => String -> a -> a
dbg5 String
"ps3" ([Posting] -> [Posting]) -> [Posting] -> [Posting]
forall a b. (a -> b) -> a -> b
$ (Posting -> Posting) -> [Posting] -> [Posting]
forall a b. (a -> b) -> [a] -> [b]
map (Query -> Posting -> Posting
filterPostingAmount Query
symq) ([Posting] -> [Posting]) -> [Posting] -> [Posting]
forall a b. (a -> b) -> a -> b
$                              -- remove amount parts which the query's cur: terms would exclude
      String -> [Posting] -> [Posting]
forall a. Show a => String -> a -> a
dbg5 String
"ps2" ([Posting] -> [Posting]) -> [Posting] -> [Posting]
forall a b. (a -> b) -> a -> b
$ (if ReportOpts -> Bool
related_ ReportOpts
ropts then (Posting -> [Posting]) -> [Posting] -> [Posting]
forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap Posting -> [Posting]
relatedPostings else [Posting] -> [Posting]
forall a. a -> a
id) ([Posting] -> [Posting]) -> [Posting] -> [Posting]
forall a b. (a -> b) -> a -> b
$  -- with -r, replace each with its sibling postings
      String -> [Posting] -> [Posting]
forall a. Show a => String -> a -> a
dbg5 String
"ps1" ([Posting] -> [Posting]) -> [Posting] -> [Posting]
forall a b. (a -> b) -> a -> b
$ (Posting -> Bool) -> [Posting] -> [Posting]
forall a. (a -> Bool) -> [a] -> [a]
filter (Query
beforeandduringq Query -> Posting -> Bool
`matchesPosting`) ([Posting] -> [Posting]) -> [Posting] -> [Posting]
forall a b. (a -> b) -> a -> b
$                  -- filter postings by the query, with no start date or depth limit
                  Journal -> [Posting]
journalPostings (Journal -> [Posting]) -> Journal -> [Posting]
forall a b. (a -> b) -> a -> b
$
                  ReportOpts -> Journal -> Journal
journalSelectingAmountFromOpts ReportOpts
ropts Journal
j    -- maybe convert to cost early, will be seen by amt:. XXX what about converting to value ?
      where
        beforeandduringq :: Query
beforeandduringq = String -> Query -> Query
forall a. Show a => String -> a -> a
dbg4 String
"beforeandduringq" (Query -> Query) -> Query -> Query
forall a b. (a -> b) -> a -> b
$ [Query] -> Query
And [Query -> Query
depthless (Query -> Query) -> Query -> Query
forall a b. (a -> b) -> a -> b
$ Query -> Query
dateless Query
q, Query
beforeendq]
          where
            depthless :: Query -> Query
depthless  = (Query -> Bool) -> Query -> Query
filterQuery (Bool -> Bool
not (Bool -> Bool) -> (Query -> Bool) -> Query -> Bool
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Query -> Bool
queryIsDepth)
            dateless :: Query -> Query
dateless   = (Query -> Bool) -> Query -> Query
filterQuery (Bool -> Bool
not (Bool -> Bool) -> (Query -> Bool) -> Query -> Bool
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Query -> Bool
queryIsDateOrDate2)
            beforeendq :: Query
beforeendq = DateSpan -> Query
dateqtype (DateSpan -> Query) -> DateSpan -> Query
forall a b. (a -> b) -> a -> b
$ Maybe Day -> Maybe Day -> DateSpan
DateSpan Maybe Day
forall a. Maybe a
Nothing Maybe Day
mend
        sortdate :: Posting -> Day
sortdate = if ReportOpts -> Bool
date2_ ReportOpts
ropts then Posting -> Day
postingDate2 else Posting -> Day
postingDate
        symq :: Query
symq = String -> Query -> Query
forall a. Show a => String -> a -> a
dbg4 String
"symq" (Query -> Query) -> Query -> Query
forall a b. (a -> b) -> a -> b
$ (Query -> Bool) -> Query -> Query
filterQuery Query -> Bool
queryIsSym Query
q
    dateqtype :: DateSpan -> Query
dateqtype
      | Query -> Bool
queryIsDate2 Query
dateq Bool -> Bool -> Bool
|| (Query -> Bool
queryIsDate Query
dateq Bool -> Bool -> Bool
&& ReportOpts -> Bool
date2_ ReportOpts
ropts) = DateSpan -> Query
Date2
      | Bool
otherwise = DateSpan -> Query
Date
      where
        dateq :: Query
dateq = String -> Query -> Query
forall a. Show a => String -> a -> a
dbg4 String
"dateq" (Query -> Query) -> Query -> Query
forall a b. (a -> b) -> a -> b
$ (Query -> Bool) -> Query -> Query
filterQuery Query -> Bool
queryIsDateOrDate2 (Query -> Query) -> Query -> Query
forall a b. (a -> b) -> a -> b
$ String -> Query -> Query
forall a. Show a => String -> a -> a
dbg4 String
"q" Query
q  -- XXX confused by multiple date:/date2: ?

-- | Generate postings report line items from a list of postings or (with
-- non-Nothing dates attached) summary postings.
postingsReportItems :: [(Posting,Maybe Day)] -> (Posting,Maybe Day) -> WhichDate -> Maybe Int -> MixedAmount -> (Int -> MixedAmount -> MixedAmount -> MixedAmount) -> Int -> [PostingsReportItem]
postingsReportItems :: [(Posting, Maybe Day)]
-> (Posting, Maybe Day)
-> WhichDate
-> Maybe Int
-> MixedAmount
-> (Int -> MixedAmount -> MixedAmount -> MixedAmount)
-> Int
-> PostingsReport
postingsReportItems [] (Posting, Maybe Day)
_ WhichDate
_ Maybe Int
_ MixedAmount
_ Int -> MixedAmount -> MixedAmount -> MixedAmount
_ Int
_ = []
postingsReportItems ((Posting
p,Maybe Day
menddate):[(Posting, Maybe Day)]
ps) (Posting
pprev,Maybe Day
menddateprev) WhichDate
wd Maybe Int
d MixedAmount
b Int -> MixedAmount -> MixedAmount -> MixedAmount
runningcalcfn Int
itemnum =
    PostingsReportItem
iPostingsReportItem -> PostingsReport -> PostingsReport
forall a. a -> [a] -> [a]
:([(Posting, Maybe Day)]
-> (Posting, Maybe Day)
-> WhichDate
-> Maybe Int
-> MixedAmount
-> (Int -> MixedAmount -> MixedAmount -> MixedAmount)
-> Int
-> PostingsReport
postingsReportItems [(Posting, Maybe Day)]
ps (Posting
p,Maybe Day
menddate) WhichDate
wd Maybe Int
d MixedAmount
b' Int -> MixedAmount -> MixedAmount -> MixedAmount
runningcalcfn (Int
itemnumInt -> Int -> Int
forall a. Num a => a -> a -> a
+Int
1))
  where
    i :: PostingsReportItem
i = Bool
-> Bool
-> WhichDate
-> Maybe Day
-> Posting
-> MixedAmount
-> PostingsReportItem
mkpostingsReportItem Bool
showdate Bool
showdesc WhichDate
wd Maybe Day
menddate Posting
p' MixedAmount
b'
    (Bool
showdate, Bool
showdesc) | Maybe Day -> Bool
forall a. Maybe a -> Bool
isJust Maybe Day
menddate = (Maybe Day
menddate Maybe Day -> Maybe Day -> Bool
forall a. Eq a => a -> a -> Bool
/= Maybe Day
menddateprev,        Bool
False)
                         | Bool
otherwise       = (Bool
isfirstintxn Bool -> Bool -> Bool
|| Bool
isdifferentdate, Bool
isfirstintxn)
    isfirstintxn :: Bool
isfirstintxn = Posting -> Maybe Transaction
ptransaction Posting
p Maybe Transaction -> Maybe Transaction -> Bool
forall a. Eq a => a -> a -> Bool
/= Posting -> Maybe Transaction
ptransaction Posting
pprev
    isdifferentdate :: Bool
isdifferentdate = case WhichDate
wd of WhichDate
PrimaryDate   -> Posting -> Day
postingDate Posting
p  Day -> Day -> Bool
forall a. Eq a => a -> a -> Bool
/= Posting -> Day
postingDate Posting
pprev
                                 WhichDate
SecondaryDate -> Posting -> Day
postingDate2 Posting
p Day -> Day -> Bool
forall a. Eq a => a -> a -> Bool
/= Posting -> Day
postingDate2 Posting
pprev
    p' :: Posting
p' = Posting
p{paccount :: Text
paccount= Maybe Int -> Text -> Text
clipOrEllipsifyAccountName Maybe Int
d (Text -> Text) -> Text -> Text
forall a b. (a -> b) -> a -> b
$ Posting -> Text
paccount Posting
p}
    b' :: MixedAmount
b' = Int -> MixedAmount -> MixedAmount -> MixedAmount
runningcalcfn Int
itemnum MixedAmount
b (Posting -> MixedAmount
pamount Posting
p)

-- | Generate one postings report line item, containing the posting,
-- the current running balance, and optionally the posting date and/or
-- the transaction description.
mkpostingsReportItem :: Bool -> Bool -> WhichDate -> Maybe Day -> Posting -> MixedAmount -> PostingsReportItem
mkpostingsReportItem :: Bool
-> Bool
-> WhichDate
-> Maybe Day
-> Posting
-> MixedAmount
-> PostingsReportItem
mkpostingsReportItem Bool
showdate Bool
showdesc WhichDate
wd Maybe Day
menddate Posting
p MixedAmount
b =
  (if Bool
showdate then Day -> Maybe Day
forall a. a -> Maybe a
Just Day
date else Maybe Day
forall a. Maybe a
Nothing
  ,Maybe Day
menddate
  ,if Bool
showdesc then Transaction -> Text
tdescription (Transaction -> Text) -> Maybe Transaction -> Maybe Text
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> Posting -> Maybe Transaction
ptransaction Posting
p else Maybe Text
forall a. Maybe a
Nothing
  ,Posting
p
  ,MixedAmount
b
  )
  where
    date :: Day
date = case WhichDate
wd of WhichDate
PrimaryDate   -> Posting -> Day
postingDate Posting
p
                      WhichDate
SecondaryDate -> Posting -> Day
postingDate2 Posting
p

-- | Convert a list of postings into summary postings, one per interval,
-- aggregated to the specified depth if any.
-- Each summary posting will have a non-Nothing interval end date.
summarisePostingsByInterval :: Interval -> WhichDate -> Maybe Int -> Bool -> DateSpan -> [Posting] -> [SummaryPosting]
summarisePostingsByInterval :: Interval
-> WhichDate
-> Maybe Int
-> Bool
-> DateSpan
-> [Posting]
-> [(Posting, Day)]
summarisePostingsByInterval Interval
interval WhichDate
wd Maybe Int
mdepth Bool
showempty DateSpan
reportspan [Posting]
ps = (DateSpan -> [(Posting, Day)]) -> [DateSpan] -> [(Posting, Day)]
forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap DateSpan -> [(Posting, Day)]
summarisespan ([DateSpan] -> [(Posting, Day)]) -> [DateSpan] -> [(Posting, Day)]
forall a b. (a -> b) -> a -> b
$ Interval -> DateSpan -> [DateSpan]
splitSpan Interval
interval DateSpan
reportspan
  where
    summarisespan :: DateSpan -> [(Posting, Day)]
summarisespan DateSpan
s = DateSpan
-> WhichDate -> Maybe Int -> Bool -> [Posting] -> [(Posting, Day)]
summarisePostingsInDateSpan DateSpan
s WhichDate
wd Maybe Int
mdepth Bool
showempty (DateSpan -> [Posting]
postingsinspan DateSpan
s)
    postingsinspan :: DateSpan -> [Posting]
postingsinspan DateSpan
s = (Posting -> Bool) -> [Posting] -> [Posting]
forall a. (a -> Bool) -> [a] -> [a]
filter (WhichDate -> DateSpan -> Posting -> Bool
isPostingInDateSpan' WhichDate
wd DateSpan
s) [Posting]
ps

-- | Given a date span (representing a report interval) and a list of
-- postings within it, aggregate the postings into one summary posting per
-- account. Each summary posting will have a non-Nothing interval end date.
--
-- When a depth argument is present, postings to accounts of greater
-- depth are also aggregated where possible. If the depth is 0, all
-- postings in the span are aggregated into a single posting with
-- account name "...".
--
-- The showempty flag includes spans with no postings and also postings
-- with 0 amount.
--
summarisePostingsInDateSpan :: DateSpan -> WhichDate -> Maybe Int -> Bool -> [Posting] -> [SummaryPosting]
summarisePostingsInDateSpan :: DateSpan
-> WhichDate -> Maybe Int -> Bool -> [Posting] -> [(Posting, Day)]
summarisePostingsInDateSpan (DateSpan Maybe Day
b Maybe Day
e) WhichDate
wd Maybe Int
mdepth Bool
showempty [Posting]
ps
  | [Posting] -> Bool
forall (t :: * -> *) a. Foldable t => t a -> Bool
null [Posting]
ps Bool -> Bool -> Bool
&& (Maybe Day -> Bool
forall a. Maybe a -> Bool
isNothing Maybe Day
b Bool -> Bool -> Bool
|| Maybe Day -> Bool
forall a. Maybe a -> Bool
isNothing Maybe Day
e) = []
  | [Posting] -> Bool
forall (t :: * -> *) a. Foldable t => t a -> Bool
null [Posting]
ps Bool -> Bool -> Bool
&& Bool
showempty = [(Posting
summaryp, Day
e')]
  | Bool
otherwise = [(Posting, Day)]
summarypes
  where
    postingdate :: Posting -> Day
postingdate = if WhichDate
wd WhichDate -> WhichDate -> Bool
forall a. Eq a => a -> a -> Bool
== WhichDate
PrimaryDate then Posting -> Day
postingDate else Posting -> Day
postingDate2
    b' :: Day
b' = Day -> Maybe Day -> Day
forall a. a -> Maybe a -> a
fromMaybe (Day -> (Posting -> Day) -> Maybe Posting -> Day
forall b a. b -> (a -> b) -> Maybe a -> b
maybe Day
nulldate Posting -> Day
postingdate (Maybe Posting -> Day) -> Maybe Posting -> Day
forall a b. (a -> b) -> a -> b
$ [Posting] -> Maybe Posting
forall a. [a] -> Maybe a
headMay [Posting]
ps) Maybe Day
b
    e' :: Day
e' = Day -> Maybe Day -> Day
forall a. a -> Maybe a -> a
fromMaybe (Day -> (Posting -> Day) -> Maybe Posting -> Day
forall b a. b -> (a -> b) -> Maybe a -> b
maybe (Integer -> Day -> Day
addDays Integer
1 Day
nulldate) Posting -> Day
postingdate (Maybe Posting -> Day) -> Maybe Posting -> Day
forall a b. (a -> b) -> a -> b
$ [Posting] -> Maybe Posting
forall a. [a] -> Maybe a
lastMay [Posting]
ps) Maybe Day
e
    summaryp :: Posting
summaryp = Posting
nullposting{pdate :: Maybe Day
pdate=Day -> Maybe Day
forall a. a -> Maybe a
Just Day
b'}
    clippedanames :: [Text]
clippedanames = [Text] -> [Text]
forall a. Eq a => [a] -> [a]
nub ([Text] -> [Text]) -> [Text] -> [Text]
forall a b. (a -> b) -> a -> b
$ (Text -> Text) -> [Text] -> [Text]
forall a b. (a -> b) -> [a] -> [b]
map (Maybe Int -> Text -> Text
clipAccountName Maybe Int
mdepth) [Text]
anames
    summaryps :: [Posting]
summaryps | Maybe Int
mdepth Maybe Int -> Maybe Int -> Bool
forall a. Eq a => a -> a -> Bool
== Int -> Maybe Int
forall a. a -> Maybe a
Just Int
0 = [Posting
summaryp{paccount :: Text
paccount=Text
"...",pamount :: MixedAmount
pamount=[MixedAmount] -> MixedAmount
forall (t :: * -> *) a. (Foldable t, Num a) => t a -> a
sum ([MixedAmount] -> MixedAmount) -> [MixedAmount] -> MixedAmount
forall a b. (a -> b) -> a -> b
$ (Posting -> MixedAmount) -> [Posting] -> [MixedAmount]
forall a b. (a -> b) -> [a] -> [b]
map Posting -> MixedAmount
pamount [Posting]
ps}]
              | Bool
otherwise        = [Posting
summaryp{paccount :: Text
paccount=Text
a,pamount :: MixedAmount
pamount=Text -> MixedAmount
balance Text
a} | Text
a <- [Text]
clippedanames]
    summarypes :: [(Posting, Day)]
summarypes = (Posting -> (Posting, Day)) -> [Posting] -> [(Posting, Day)]
forall a b. (a -> b) -> [a] -> [b]
map (, Day
e') ([Posting] -> [(Posting, Day)]) -> [Posting] -> [(Posting, Day)]
forall a b. (a -> b) -> a -> b
$ (if Bool
showempty then [Posting] -> [Posting]
forall a. a -> a
id else (Posting -> Bool) -> [Posting] -> [Posting]
forall a. (a -> Bool) -> [a] -> [a]
filter (Bool -> Bool
not (Bool -> Bool) -> (Posting -> Bool) -> Posting -> Bool
forall b c a. (b -> c) -> (a -> b) -> a -> c
. MixedAmount -> Bool
mixedAmountLooksZero (MixedAmount -> Bool)
-> (Posting -> MixedAmount) -> Posting -> Bool
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Posting -> MixedAmount
pamount)) [Posting]
summaryps
    anames :: [Text]
anames = [Text] -> [Text]
forall a. Ord a => [a] -> [a]
nubSort ([Text] -> [Text]) -> [Text] -> [Text]
forall a b. (a -> b) -> a -> b
$ (Posting -> Text) -> [Posting] -> [Text]
forall a b. (a -> b) -> [a] -> [b]
map Posting -> Text
paccount [Posting]
ps
    -- aggregate balances by account, like ledgerFromJournal, then do depth-clipping
    accts :: [Account]
accts = [Posting] -> [Account]
accountsFromPostings [Posting]
ps
    balance :: Text -> MixedAmount
balance Text
a = MixedAmount
-> (Account -> MixedAmount) -> Maybe Account -> MixedAmount
forall b a. b -> (a -> b) -> Maybe a -> b
maybe MixedAmount
nullmixedamt Account -> MixedAmount
bal (Maybe Account -> MixedAmount) -> Maybe Account -> MixedAmount
forall a b. (a -> b) -> a -> b
$ Text -> [Account] -> Maybe Account
lookupAccount Text
a [Account]
accts
      where
        bal :: Account -> MixedAmount
bal = if Text -> Bool
isclipped Text
a then Account -> MixedAmount
aibalance else Account -> MixedAmount
aebalance
        isclipped :: Text -> Bool
isclipped Text
a = Bool -> (Int -> Bool) -> Maybe Int -> Bool
forall b a. b -> (a -> b) -> Maybe a -> b
maybe Bool
True (Text -> Int
accountNameLevel Text
a Int -> Int -> Bool
forall a. Ord a => a -> a -> Bool
>=) Maybe Int
mdepth

negatePostingAmount :: Posting -> Posting
negatePostingAmount :: Posting -> Posting
negatePostingAmount Posting
p = Posting
p { pamount :: MixedAmount
pamount = MixedAmount -> MixedAmount
forall a. Num a => a -> a
negate (MixedAmount -> MixedAmount) -> MixedAmount -> MixedAmount
forall a b. (a -> b) -> a -> b
$ Posting -> MixedAmount
pamount Posting
p }


-- tests

tests_PostingsReport :: TestTree
tests_PostingsReport = String -> [TestTree] -> TestTree
tests String
"PostingsReport" [

   String -> Assertion -> TestTree
test String
"postingsReport" (Assertion -> TestTree) -> Assertion -> TestTree
forall a b. (a -> b) -> a -> b
$ do
    let (Query
query, Journal
journal) gives :: (Query, Journal) -> Int -> Assertion
`gives` Int
n = (PostingsReport -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length (PostingsReport -> Int) -> PostingsReport -> Int
forall a b. (a -> b) -> a -> b
$ ReportSpec -> Journal -> PostingsReport
postingsReport ReportSpec
defreportspec{rsQuery :: Query
rsQuery=Query
query} Journal
journal) Int -> Int -> Assertion
forall a. (Eq a, Show a, HasCallStack) => a -> a -> Assertion
@?= Int
n
    -- with the query specified explicitly
    (Query
Any, Journal
nulljournal) (Query, Journal) -> Int -> Assertion
`gives` Int
0
    (Query
Any, Journal
samplejournal) (Query, Journal) -> Int -> Assertion
`gives` Int
13
    -- register --depth just clips account names
    (Int -> Query
Depth Int
2, Journal
samplejournal) (Query, Journal) -> Int -> Assertion
`gives` Int
13
    ([Query] -> Query
And [Int -> Query
Depth Int
1, Status -> Query
StatusQ Status
Cleared, Regexp -> Query
Acct (Text -> Regexp
toRegex' Text
"expenses")], Journal
samplejournal) (Query, Journal) -> Int -> Assertion
`gives` Int
2
    ([Query] -> Query
And [[Query] -> Query
And [Int -> Query
Depth Int
1, Status -> Query
StatusQ Status
Cleared], Regexp -> Query
Acct (Text -> Regexp
toRegex' Text
"expenses")], Journal
samplejournal) (Query, Journal) -> Int -> Assertion
`gives` Int
2
    -- with query and/or command-line options
    (PostingsReport -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length (PostingsReport -> Int) -> PostingsReport -> Int
forall a b. (a -> b) -> a -> b
$ ReportSpec -> Journal -> PostingsReport
postingsReport ReportSpec
defreportspec Journal
samplejournal) Int -> Int -> Assertion
forall a. (Eq a, Show a, HasCallStack) => a -> a -> Assertion
@?= Int
13
    (PostingsReport -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length (PostingsReport -> Int) -> PostingsReport -> Int
forall a b. (a -> b) -> a -> b
$ ReportSpec -> Journal -> PostingsReport
postingsReport ReportSpec
defreportspec{rsOpts :: ReportOpts
rsOpts=ReportOpts
defreportopts{interval_ :: Interval
interval_=Int -> Interval
Months Int
1}} Journal
samplejournal) Int -> Int -> Assertion
forall a. (Eq a, Show a, HasCallStack) => a -> a -> Assertion
@?= Int
11
    (PostingsReport -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length (PostingsReport -> Int) -> PostingsReport -> Int
forall a b. (a -> b) -> a -> b
$ ReportSpec -> Journal -> PostingsReport
postingsReport ReportSpec
defreportspec{rsOpts :: ReportOpts
rsOpts=ReportOpts
defreportopts{interval_ :: Interval
interval_=Int -> Interval
Months Int
1, empty_ :: Bool
empty_=Bool
True}} Journal
samplejournal) Int -> Int -> Assertion
forall a. (Eq a, Show a, HasCallStack) => a -> a -> Assertion
@?= Int
20
    (PostingsReport -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length (PostingsReport -> Int) -> PostingsReport -> Int
forall a b. (a -> b) -> a -> b
$ ReportSpec -> Journal -> PostingsReport
postingsReport ReportSpec
defreportspec{rsQuery :: Query
rsQuery=Regexp -> Query
Acct (Regexp -> Query) -> Regexp -> Query
forall a b. (a -> b) -> a -> b
$ Text -> Regexp
toRegex' Text
"assets:bank:checking"} Journal
samplejournal) Int -> Int -> Assertion
forall a. (Eq a, Show a, HasCallStack) => a -> a -> Assertion
@?= Int
5

     -- (defreportopts, And [Acct "a a", Acct "'b"], samplejournal2) `gives` 0
     -- [(Just (fromGregorian 2008 01 01,"income"),assets:bank:checking             $1,$1)
     -- ,(Nothing,income:salary                   $-1,0)
     -- ,(Just (2008-06-01,"gift"),assets:bank:checking             $1,$1)
     -- ,(Nothing,income:gifts                    $-1,0)
     -- ,(Just (2008-06-02,"save"),assets:bank:saving               $1,$1)
     -- ,(Nothing,assets:bank:checking            $-1,0)
     -- ,(Just (2008-06-03,"eat & shop"),expenses:food                    $1,$1)
     -- ,(Nothing,expenses:supplies                $1,$2)
     -- ,(Nothing,assets:cash                     $-2,0)
     -- ,(Just (2008-12-31,"pay off"),liabilities:debts                $1,$1)
     -- ,(Nothing,assets:bank:checking            $-1,0)

    {-
        let opts = defreportopts
        (postingsReportAsText opts $ postingsReport opts (queryFromOpts date1 opts) j) `is` unlines
         ["2008/01/01 income               assets:bank:checking             $1           $1"
         ,"                                income:salary                   $-1            0"
         ,"2008/06/01 gift                 assets:bank:checking             $1           $1"
         ,"                                income:gifts                    $-1            0"
         ,"2008/06/02 save                 assets:bank:saving               $1           $1"
         ,"                                assets:bank:checking            $-1            0"
         ,"2008/06/03 eat & shop           expenses:food                    $1           $1"
         ,"                                expenses:supplies                $1           $2"
         ,"                                assets:cash                     $-2            0"
         ,"2008/12/31 pay off              liabilities:debts                $1           $1"
         ,"                                assets:bank:checking            $-1            0"
         ]

      ,"postings report with cleared option" ~:
       do
        let opts = defreportopts{cleared_=True}
        j <- readJournal' sample_journal_str
        (postingsReportAsText opts $ postingsReport opts (queryFromOpts date1 opts) j) `is` unlines
         ["2008/06/03 eat & shop           expenses:food                    $1           $1"
         ,"                                expenses:supplies                $1           $2"
         ,"                                assets:cash                     $-2            0"
         ,"2008/12/31 pay off              liabilities:debts                $1           $1"
         ,"                                assets:bank:checking            $-1            0"
         ]

      ,"postings report with uncleared option" ~:
       do
        let opts = defreportopts{uncleared_=True}
        j <- readJournal' sample_journal_str
        (postingsReportAsText opts $ postingsReport opts (queryFromOpts date1 opts) j) `is` unlines
         ["2008/01/01 income               assets:bank:checking             $1           $1"
         ,"                                income:salary                   $-1            0"
         ,"2008/06/01 gift                 assets:bank:checking             $1           $1"
         ,"                                income:gifts                    $-1            0"
         ,"2008/06/02 save                 assets:bank:saving               $1           $1"
         ,"                                assets:bank:checking            $-1            0"
         ]

      ,"postings report sorts by date" ~:
       do
        j <- readJournal' $ unlines
            ["2008/02/02 a"
            ,"  b  1"
            ,"  c"
            ,""
            ,"2008/01/01 d"
            ,"  e  1"
            ,"  f"
            ]
        let opts = defreportopts
        registerdates (postingsReportAsText opts $ postingsReport opts (queryFromOpts date1 opts) j) `is` ["2008/01/01","2008/02/02"]

      ,"postings report with account pattern" ~:
       do
        j <- samplejournal
        let opts = defreportopts{patterns_=["cash"]}
        (postingsReportAsText opts $ postingsReport opts (queryFromOpts date1 opts) j) `is` unlines
         ["2008/06/03 eat & shop           assets:cash                     $-2          $-2"
         ]

      ,"postings report with account pattern, case insensitive" ~:
       do
        j <- samplejournal
        let opts = defreportopts{patterns_=["cAsH"]}
        (postingsReportAsText opts $ postingsReport opts (queryFromOpts date1 opts) j) `is` unlines
         ["2008/06/03 eat & shop           assets:cash                     $-2          $-2"
         ]

      ,"postings report with display expression" ~:
       do
        j <- samplejournal
        let gives displayexpr =
                (registerdates (postingsReportAsText opts $ postingsReport opts (queryFromOpts date1 opts) j) `is`)
                    where opts = defreportopts
        "d<[2008/6/2]"  `gives` ["2008/01/01","2008/06/01"]
        "d<=[2008/6/2]" `gives` ["2008/01/01","2008/06/01","2008/06/02"]
        "d=[2008/6/2]"  `gives` ["2008/06/02"]
        "d>=[2008/6/2]" `gives` ["2008/06/02","2008/06/03","2008/12/31"]
        "d>[2008/6/2]"  `gives` ["2008/06/03","2008/12/31"]

      ,"postings report with period expression" ~:
       do
        j <- samplejournal
        let periodexpr `gives` dates = do
              j' <- samplejournal
              registerdates (postingsReportAsText opts $ postingsReport opts (queryFromOpts date1 opts) j') `is` dates
                  where opts = defreportopts{period_=maybePeriod date1 periodexpr}
        ""     `gives` ["2008/01/01","2008/06/01","2008/06/02","2008/06/03","2008/12/31"]
        "2008" `gives` ["2008/01/01","2008/06/01","2008/06/02","2008/06/03","2008/12/31"]
        "2007" `gives` []
        "june" `gives` ["2008/06/01","2008/06/02","2008/06/03"]
        "monthly" `gives` ["2008/01/01","2008/06/01","2008/12/01"]
        "quarterly" `gives` ["2008/01/01","2008/04/01","2008/10/01"]
        let opts = defreportopts{period_=maybePeriod date1 "yearly"}
        (postingsReportAsText opts $ postingsReport opts (queryFromOpts date1 opts) j) `is` unlines
         ["2008/01/01 - 2008/12/31         assets:bank:saving               $1           $1"
         ,"                                assets:cash                     $-2          $-1"
         ,"                                expenses:food                    $1            0"
         ,"                                expenses:supplies                $1           $1"
         ,"                                income:gifts                    $-1            0"
         ,"                                income:salary                   $-1          $-1"
         ,"                                liabilities:debts                $1            0"
         ]
        let opts = defreportopts{period_=maybePeriod date1 "quarterly"}
        registerdates (postingsReportAsText opts $ postingsReport opts (queryFromOpts date1 opts) j) `is` ["2008/01/01","2008/04/01","2008/10/01"]
        let opts = defreportopts{period_=maybePeriod date1 "quarterly",empty_=True}
        registerdates (postingsReportAsText opts $ postingsReport opts (queryFromOpts date1 opts) j) `is` ["2008/01/01","2008/04/01","2008/07/01","2008/10/01"]

      ]

      , "postings report with depth arg" ~:
       do
        j <- samplejournal
        let opts = defreportopts{depth_=Just 2}
        (postingsReportAsText opts $ postingsReport opts (queryFromOpts date1 opts) j) `is` unlines
         ["2008/01/01 income               assets:bank                      $1           $1"
         ,"                                income:salary                   $-1            0"
         ,"2008/06/01 gift                 assets:bank                      $1           $1"
         ,"                                income:gifts                    $-1            0"
         ,"2008/06/02 save                 assets:bank                      $1           $1"
         ,"                                assets:bank                     $-1            0"
         ,"2008/06/03 eat & shop           expenses:food                    $1           $1"
         ,"                                expenses:supplies                $1           $2"
         ,"                                assets:cash                     $-2            0"
         ,"2008/12/31 pay off              liabilities:debts                $1           $1"
         ,"                                assets:bank                     $-1            0"
         ]

    -}

  ,String -> Assertion -> TestTree
test String
"summarisePostingsByInterval" (Assertion -> TestTree) -> Assertion -> TestTree
forall a b. (a -> b) -> a -> b
$
    Interval
-> WhichDate
-> Maybe Int
-> Bool
-> DateSpan
-> [Posting]
-> [(Posting, Day)]
summarisePostingsByInterval (Int -> Interval
Quarters Int
1) WhichDate
PrimaryDate Maybe Int
forall a. Maybe a
Nothing Bool
False (Maybe Day -> Maybe Day -> DateSpan
DateSpan Maybe Day
forall a. Maybe a
Nothing Maybe Day
forall a. Maybe a
Nothing) [] [(Posting, Day)] -> [(Posting, Day)] -> Assertion
forall a. (Eq a, Show a, HasCallStack) => a -> a -> Assertion
@?= []

  -- ,tests_summarisePostingsInDateSpan = [
    --  "summarisePostingsInDateSpan" ~: do
    --   let gives (b,e,depth,showempty,ps) =
    --           (summarisePostingsInDateSpan (DateSpan b e) depth showempty ps `is`)
    --   let ps =
    --           [
    --            nullposting{lpdescription="desc",lpaccount="expenses:food:groceries",lpamount=Mixed [usd 1]}
    --           ,nullposting{lpdescription="desc",lpaccount="expenses:food:dining",   lpamount=Mixed [usd 2]}
    --           ,nullposting{lpdescription="desc",lpaccount="expenses:food",          lpamount=Mixed [usd 4]}
    --           ,nullposting{lpdescription="desc",lpaccount="expenses:food:dining",   lpamount=Mixed [usd 8]}
    --           ]
    --   ("2008/01/01","2009/01/01",0,9999,False,[]) `gives`
    --    []
    --   ("2008/01/01","2009/01/01",0,9999,True,[]) `gives`
    --    [
    --     nullposting{lpdate=fromGregorian 2008 01 01,lpdescription="- 2008/12/31"}
    --    ]
    --   ("2008/01/01","2009/01/01",0,9999,False,ts) `gives`
    --    [
    --     nullposting{lpdate=fromGregorian 2008 01 01,lpdescription="- 2008/12/31",lpaccount="expenses:food",          lpamount=Mixed [usd 4]}
    --    ,nullposting{lpdate=fromGregorian 2008 01 01,lpdescription="- 2008/12/31",lpaccount="expenses:food:dining",   lpamount=Mixed [usd 10]}
    --    ,nullposting{lpdate=fromGregorian 2008 01 01,lpdescription="- 2008/12/31",lpaccount="expenses:food:groceries",lpamount=Mixed [usd 1]}
    --    ]
    --   ("2008/01/01","2009/01/01",0,2,False,ts) `gives`
    --    [
    --     nullposting{lpdate=fromGregorian 2008 01 01,lpdescription="- 2008/12/31",lpaccount="expenses:food",lpamount=Mixed [usd 15]}
    --    ]
    --   ("2008/01/01","2009/01/01",0,1,False,ts) `gives`
    --    [
    --     nullposting{lpdate=fromGregorian 2008 01 01,lpdescription="- 2008/12/31",lpaccount="expenses",lpamount=Mixed [usd 15]}
    --    ]
    --   ("2008/01/01","2009/01/01",0,0,False,ts) `gives`
    --    [
    --     nullposting{lpdate=fromGregorian 2008 01 01,lpdescription="- 2008/12/31",lpaccount="",lpamount=Mixed [usd 15]}
    --    ]

 ]