1ed06f3bc8
This module does nothing beyond define error' and usageError, which have been moved to Hledger.Utils.
50 lines
1.5 KiB
Haskell
50 lines
1.5 KiB
Haskell
{-# LANGUAGE TemplateHaskell #-}
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{-|
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Print a bar chart of posting activity per day, or other report interval.
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-}
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module Hledger.Cli.Commands.Activity
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where
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import Data.List
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import Data.Maybe
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import Text.Printf
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import Hledger
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import Hledger.Cli.CliOptions
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activitymode = hledgerCommandMode
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$(embedFileRelative "Hledger/Cli/Commands/Activity.txt")
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[]
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[generalflagsgroup1]
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hiddenflags
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([], Just $ argsFlag "[QUERY]")
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barchar :: Char
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barchar = '*'
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-- | Print a bar chart of number of postings per report interval.
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activity :: CliOpts -> Journal -> IO ()
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activity CliOpts{reportspec_=rspec} j = putStr $ showHistogram rspec j
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showHistogram :: ReportSpec -> Journal -> String
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showHistogram ReportSpec{_rsQuery=q,_rsReportOpts=ReportOpts{interval_=i,date2_=date2}} j =
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concatMap (printDayWith countBar) spanps
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where
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interval | i == NoInterval = Days 1
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| otherwise = i
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span' = queryDateSpan date2 q `spanDefaultsFrom` journalDateSpan date2 j
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spans = filter (DateSpan Nothing Nothing /=) $ splitSpan interval span'
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spanps = [(s, filter (isPostingInDateSpan s) ps) | s <- spans]
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-- same as Register
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-- should count transactions, not postings ?
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-- ps = sortBy (comparing postingDate) $ filterempties $ filter matchapats $ filterdepth $ journalPostings j
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ps = sortOn postingDate $ filter (q `matchesPosting`) $ journalPostings j
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printDayWith f (DateSpan b _, ps) = printf "%s %s\n" (show $ fromJust b) (f ps)
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countBar ps = replicate (length ps) barchar
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