hledger/hledger-lib/Hledger/Reports/BalanceReport.hs
Simon Michael 9b88fc2ed0 bal/bs/cf/is: sort accounts by account code, if any, then account name
If any accounts have numeric codes assigned via account directives,
those accounts will be listed first, lowest account codes first.
2018-01-23 11:33:24 -08:00

396 lines
14 KiB
Haskell

{-|
Balance report, used by the balance command.
-}
{-# LANGUAGE FlexibleInstances, ScopedTypeVariables, OverloadedStrings #-}
module Hledger.Reports.BalanceReport (
BalanceReport,
BalanceReportItem,
balanceReport,
flatShowsExclusiveBalance,
-- * Tests
tests_Hledger_Reports_BalanceReport
)
where
import Data.List
import Data.Ord
import Data.Maybe
import Data.Time.Calendar
import Test.HUnit
import Hledger.Data
import Hledger.Read (mamountp')
import Hledger.Query
import Hledger.Utils
import Hledger.Reports.ReportOptions
-- | A simple balance report. It has:
--
-- 1. a list of items, one per account, each containing:
--
-- * the full account name
--
-- * the Ledger-style elided short account name
-- (the leaf account name, prefixed by any boring parents immediately above);
-- or with --flat, the full account name again
--
-- * the number of indentation steps for rendering a Ledger-style account tree,
-- taking into account elided boring parents, --no-elide and --flat
--
-- * an amount
--
-- 2. the total of all amounts
--
type BalanceReport = ([BalanceReportItem], MixedAmount)
type BalanceReportItem = (AccountName, AccountName, Int, MixedAmount)
-- | When true (the default), this makes balance --flat reports and their implementation clearer.
-- Single/multi-col balance reports currently aren't all correct if this is false.
flatShowsExclusiveBalance = True
-- | Enabling this makes balance --flat --empty also show parent accounts without postings,
-- in addition to those with postings and a zero balance. Disabling it shows only the latter.
-- No longer supported, but leave this here for a bit.
-- flatShowsPostinglessAccounts = True
-- | Generate a simple balance report, containing the matched accounts and
-- their balances (change of balance) during the specified period.
-- This is like PeriodChangeReport with a single column (but more mature,
-- eg this can do hierarchical display).
balanceReport :: ReportOpts -> Query -> Journal -> BalanceReport
balanceReport opts q j = (items, total)
where
-- dbg1 = const id -- exclude from debug output
dbg1 s = let p = "balanceReport" in Hledger.Utils.dbg1 (p++" "++s) -- add prefix in debug output
accts = ledgerRootAccount $ ledgerFromJournal q $ journalSelectingAmountFromOpts opts j
accts' :: [Account]
| queryDepth q == 0 =
dbg1 "accts" $
take 1 $ clipAccountsAndAggregate (queryDepth q) $ flattenAccounts accts
| flat_ opts = dbg1 "accts" $
sortflat $
filterzeros $
filterempty $
drop 1 $ clipAccountsAndAggregate (queryDepth q) $ flattenAccounts accts
| otherwise = dbg1 "accts" $
filter (not.aboring) $
drop 1 $ flattenAccounts $
markboring $
prunezeros $
sorttree $
clipAccounts (queryDepth q) accts
where
balance = if flat_ opts then aebalance else aibalance
filterzeros = if empty_ opts then id else filter (not . isZeroMixedAmount . balance)
filterempty = filter (\a -> anumpostings a > 0 || not (isZeroMixedAmount (balance a)))
prunezeros = if empty_ opts then id else fromMaybe nullacct . pruneAccounts (isZeroMixedAmount . balance)
markboring = if no_elide_ opts then id else markBoringParentAccounts
sortflat | sort_amount_ opts = sortBy (maybeflip $ comparing balance)
| otherwise = sortBy (comparing accountCodeAndNameForSort)
where
maybeflip = if normalbalance_ opts == Just NormallyNegative then id else flip
sorttree | sort_amount_ opts = sortAccountTreeByAmount (fromMaybe NormallyPositive $ normalbalance_ opts)
| otherwise = sortAccountTreeByAccountCodeAndName
items = dbg1 "items" $ map (balanceReportItem opts q) accts'
total | not (flat_ opts) = dbg1 "total" $ sum [amt | (_,_,indent,amt) <- items, indent == 0]
| otherwise = dbg1 "total" $
if flatShowsExclusiveBalance
then sum $ map fourth4 items
else sum $ map aebalance $ clipAccountsAndAggregate 1 accts'
-- | In an account tree with zero-balance leaves removed, mark the
-- elidable parent accounts (those with one subaccount and no balance
-- of their own).
markBoringParentAccounts :: Account -> Account
markBoringParentAccounts = tieAccountParents . mapAccounts mark
where
mark a | length (asubs a) == 1 && isZeroMixedAmount (aebalance a) = a{aboring=True}
| otherwise = a
balanceReportItem :: ReportOpts -> Query -> Account -> BalanceReportItem
balanceReportItem opts q a
| flat_ opts = (name, name, 0, (if flatShowsExclusiveBalance then aebalance else aibalance) a)
| otherwise = (name, elidedname, indent, aibalance a)
where
name | queryDepth q > 0 = aname a
| otherwise = "..."
elidedname = accountNameFromComponents (adjacentboringparentnames ++ [accountLeafName name])
adjacentboringparentnames = reverse $ map (accountLeafName.aname) $ takeWhile aboring parents
indent = length $ filter (not.aboring) parents
-- parents exclude the tree's root node
parents = case parentAccounts a of [] -> []
as -> init as
-- -- the above using the newer multi balance report code:
-- balanceReport' opts q j = (items, total)
-- where
-- MultiBalanceReport (_,mbrrows,mbrtotals) = PeriodChangeReport opts q j
-- items = [(a,a',n, headDef 0 bs) | ((a,a',n), bs) <- mbrrows]
-- total = headDef 0 mbrtotals
tests_balanceReport =
let
(opts,journal) `gives` r = do
let (eitems, etotal) = r
(aitems, atotal) = balanceReport opts (queryFromOpts nulldate opts) journal
showw (acct,acct',indent,amt) = (acct, acct', indent, showMixedAmountDebug amt)
assertEqual "items" (map showw eitems) (map showw aitems)
assertEqual "total" (showMixedAmountDebug etotal) (showMixedAmountDebug atotal)
usd0 = usd 0
in [
"balanceReport with no args on null journal" ~: do
(defreportopts, nulljournal) `gives` ([], Mixed [nullamt])
,"balanceReport with no args on sample journal" ~: do
(defreportopts, samplejournal) `gives`
([
("assets","assets",0, mamountp' "$0.00")
,("assets:bank","bank",1, mamountp' "$2.00")
,("assets:bank:checking","checking",2, mamountp' "$1.00")
,("assets:bank:saving","saving",2, mamountp' "$1.00")
,("assets:cash","cash",1, mamountp' "$-2.00")
,("expenses","expenses",0, mamountp' "$2.00")
,("expenses:food","food",1, mamountp' "$1.00")
,("expenses:supplies","supplies",1, mamountp' "$1.00")
,("income","income",0, mamountp' "$-2.00")
,("income:gifts","gifts",1, mamountp' "$-1.00")
,("income:salary","salary",1, mamountp' "$-1.00")
],
Mixed [usd0])
,"balanceReport with --depth=N" ~: do
(defreportopts{depth_=Just 1}, samplejournal) `gives`
([
("expenses", "expenses", 0, mamountp' "$2.00")
,("income", "income", 0, mamountp' "$-2.00")
],
Mixed [usd0])
,"balanceReport with depth:N" ~: do
(defreportopts{query_="depth:1"}, samplejournal) `gives`
([
("expenses", "expenses", 0, mamountp' "$2.00")
,("income", "income", 0, mamountp' "$-2.00")
],
Mixed [usd0])
,"balanceReport with a date or secondary date span" ~: do
(defreportopts{query_="date:'in 2009'"}, samplejournal2) `gives`
([],
Mixed [nullamt])
(defreportopts{query_="date2:'in 2009'"}, samplejournal2) `gives`
([
("assets:bank:checking","assets:bank:checking",0,mamountp' "$1.00")
,("income:salary","income:salary",0,mamountp' "$-1.00")
],
Mixed [usd0])
,"balanceReport with desc:" ~: do
(defreportopts{query_="desc:income"}, samplejournal) `gives`
([
("assets:bank:checking","assets:bank:checking",0,mamountp' "$1.00")
,("income:salary","income:salary",0, mamountp' "$-1.00")
],
Mixed [usd0])
,"balanceReport with not:desc:" ~: do
(defreportopts{query_="not:desc:income"}, samplejournal) `gives`
([
("assets","assets",0, mamountp' "$-1.00")
,("assets:bank:saving","bank:saving",1, mamountp' "$1.00")
,("assets:cash","cash",1, mamountp' "$-2.00")
,("expenses","expenses",0, mamountp' "$2.00")
,("expenses:food","food",1, mamountp' "$1.00")
,("expenses:supplies","supplies",1, mamountp' "$1.00")
,("income:gifts","income:gifts",0, mamountp' "$-1.00")
],
Mixed [usd0])
,"balanceReport with period on a populated period" ~: do
(defreportopts{period_= PeriodBetween (fromGregorian 2008 1 1) (fromGregorian 2008 1 2)}, samplejournal) `gives`
(
[
("assets:bank:checking","assets:bank:checking",0, mamountp' "$1.00")
,("income:salary","income:salary",0, mamountp' "$-1.00")
],
Mixed [usd0])
,"balanceReport with period on an unpopulated period" ~: do
(defreportopts{period_= PeriodBetween (fromGregorian 2008 1 2) (fromGregorian 2008 1 3)}, samplejournal) `gives`
([],Mixed [nullamt])
{-
,"accounts report with account pattern o" ~:
defreportopts{patterns_=["o"]} `gives`
[" $1 expenses:food"
," $-2 income"
," $-1 gifts"
," $-1 salary"
,"--------------------"
," $-1"
]
,"accounts report with account pattern o and --depth 1" ~:
defreportopts{patterns_=["o"],depth_=Just 1} `gives`
[" $1 expenses"
," $-2 income"
,"--------------------"
," $-1"
]
,"accounts report with account pattern a" ~:
defreportopts{patterns_=["a"]} `gives`
[" $-1 assets"
," $1 bank:saving"
," $-2 cash"
," $-1 income:salary"
," $1 liabilities:debts"
,"--------------------"
," $-1"
]
,"accounts report with account pattern e" ~:
defreportopts{patterns_=["e"]} `gives`
[" $-1 assets"
," $1 bank:saving"
," $-2 cash"
," $2 expenses"
," $1 food"
," $1 supplies"
," $-2 income"
," $-1 gifts"
," $-1 salary"
," $1 liabilities:debts"
,"--------------------"
," 0"
]
,"accounts report with unmatched parent of two matched subaccounts" ~:
defreportopts{patterns_=["cash","saving"]} `gives`
[" $-1 assets"
," $1 bank:saving"
," $-2 cash"
,"--------------------"
," $-1"
]
,"accounts report with multi-part account name" ~:
defreportopts{patterns_=["expenses:food"]} `gives`
[" $1 expenses:food"
,"--------------------"
," $1"
]
,"accounts report with negative account pattern" ~:
defreportopts{patterns_=["not:assets"]} `gives`
[" $2 expenses"
," $1 food"
," $1 supplies"
," $-2 income"
," $-1 gifts"
," $-1 salary"
," $1 liabilities:debts"
,"--------------------"
," $1"
]
,"accounts report negative account pattern always matches full name" ~:
defreportopts{patterns_=["not:e"]} `gives`
["--------------------"
," 0"
]
,"accounts report negative patterns affect totals" ~:
defreportopts{patterns_=["expenses","not:food"]} `gives`
[" $1 expenses:supplies"
,"--------------------"
," $1"
]
,"accounts report with -E shows zero-balance accounts" ~:
defreportopts{patterns_=["assets"],empty_=True} `gives`
[" $-1 assets"
," $1 bank"
," 0 checking"
," $1 saving"
," $-2 cash"
,"--------------------"
," $-1"
]
,"accounts report with cost basis" ~: do
j <- (readJournal Nothing Nothing Nothing $ unlines
[""
,"2008/1/1 test "
," a:b 10h @ $50"
," c:d "
]) >>= either error' return
let j' = journalCanonicaliseAmounts $ journalConvertAmountsToCost j -- enable cost basis adjustment
balanceReportAsText defreportopts (balanceReport defreportopts Any j') `is`
[" $500 a:b"
," $-500 c:d"
,"--------------------"
," 0"
]
-}
]
Right samplejournal2 =
journalBalanceTransactions False
nulljournal{
jtxns = [
txnTieKnot Transaction{
tindex=0,
tsourcepos=nullsourcepos,
tdate=parsedate "2008/01/01",
tdate2=Just $ parsedate "2009/01/01",
tstatus=Unmarked,
tcode="",
tdescription="income",
tcomment="",
ttags=[],
tpostings=
[posting {paccount="assets:bank:checking", pamount=Mixed [usd 1]}
,posting {paccount="income:salary", pamount=missingmixedamt}
],
tpreceding_comment_lines=""
}
]
}
-- tests_isInterestingIndented = [
-- "isInterestingIndented" ~: do
-- let (opts, journal, acctname) `gives` r = isInterestingIndented opts l acctname `is` r
-- where l = ledgerFromJournal (queryFromOpts nulldate opts) journal
-- (defreportopts, samplejournal, "expenses") `gives` True
-- ]
tests_Hledger_Reports_BalanceReport :: Test
tests_Hledger_Reports_BalanceReport = TestList
tests_balanceReport