neat/Handler/Wallet.hs

136 lines
5.7 KiB
Haskell

module Handler.Wallet where
import Import
import Data.List (unfoldr)
import Data.Time.Clock
import Text.Printf
buttonIntervals :: [(Int64,String)]
buttonIntervals = [ (2,"2 hours")
, (6,"6 hours")
, (12,"12 hours")
, (24,"1 day")
, (48,"2 days")
, (7*24,"7 days")
, (31*24,"31 days")
]
getWalletR :: Handler Html
getWalletR = getWalletDetailsR 6 7
getWalletDetailsR :: Int64 -> Int64 -> Handler Html
getWalletDetailsR hrs days = loginOrDo (\(uid,user) -> do
now <- liftIO getCurrentTime
trans <- runDB $ selectList [TransactionDateTime >. (addUTCTime ((fromIntegral $ -(hrs*3600)) :: NominalDiffTime) now)] [Desc TransactionDateTime]
defaultLayout $ [whamlet|
<div .panel .panel-default>
<div .panel-heading>Transactions in the last #{hrs} hours:
<div .btn-group .btn-group-justified role="group">
$forall (hrs',cap) <- buttonIntervals
$if hrs == hrs'
<a href="@{WalletDetailsR hrs' days}" .btn .active role="button">#{cap}
$else
<a href="@{WalletDetailsR hrs' days}" .btn role="button">#{cap}
<table .table .table-striped .table-condensed .small>
<tr>
<th .text-center>Time
<th .text-center>P/C
<th .text-center>B/S
<th .text-center>Item
<th .text-center>Quantity
<th .text-center>ISK/Item
<th .text-center>ISK total
<th .text-center>ISK profit
<th .text-center>%
<th .text-center>Time
<th .text-center>Client
<th .text-center>Station
<th .text-center>?
<th .text-center>
$forall Entity _ t <- trans
<tr>
<td>#{show $ utctDay $ transactionDateTime $ t} #{showTime $ round $ utctDayTime $ transactionDateTime $ t}
$if transactionTransForCorp t
<td .corpTransaction .text-center>C
$else
<td .personalTransaction .text-center>P
$if transactionTransIsSell t
<td .sellTransaction .text-center>S
$else
<td .buyTransaction .text-center>B
<td>#{transactionTypeName t}
<td .text-right>#{transactionQuantity t}
<td .text-right>#{prettyISK $ transactionPriceCents t}
<td .text-right>#{prettyISK $ transactionQuantity t * transactionPriceCents t}
$maybe profit <- transRealProfit t
$if (&&) (transactionTransIsSell t) (profit > 0)
<td .text-right .profit>
#{prettyISK $ profit}
$elseif (&&) (transactionTransIsSell t) (profit < 0)
<td .text-right .loss>
#{prettyISK $ profit}
$elseif (transactionTransIsSell t)
<td .text-right .buyfee>
#{prettyISK $ profit}
$else
<td .text-right>
#{prettyISK $ profit}
<td .text-right>
#{profitPercent profit t}%
$nothing
<td>
-
<td>
<td>
$maybe secs <- transactionSecondsToSell t
#{showSecsToSell secs}
$nothing
&nbsp;
<td>#{transactionClientName t}
<td>#{transactionStationName t}
<td>
<td>
<div .panel .panel-default>
<div .panel-heading>Statistices for the last #{days} days:
<table .table .table-striped .table-condensed .small>
<tr>
<th .text-center>TODO
|]
)
transRealProfit :: Transaction -> Maybe Int64
transRealProfit t = if transactionTransIsSell t then
(\a b c -> a - b - c) <$> transactionProfit t <*> transactionFee t <*> transactionTax t
else
negate <$> ((+) <$> transactionFee t <*> transactionTax t)
profitPercent :: Int64 -> Transaction -> String
profitPercent p t = printf "%.2f" $ (100*(fromIntegral p) / (fromIntegral (transactionQuantity t * transactionPriceCents t)) :: Double)
prettyISK :: Int64 -> String
prettyISK isk = signIsk++pretty++","++ printf "%02u" cents
where
signIsk = if isk > 0 then "" else "-"
(isk',cents) = divMod (abs isk) 100
thousands = unfoldr (\b -> if b == 0 then Nothing else Just (b `mod` 1000, b `div` 1000)) isk'
(ht:t) = reverse thousands
pretty = intercalate "." $ [show ht] ++ (printf "%03u" <$> t)
showTime :: Int64 -> String
showTime t = printf "%2u" hours ++ ":" ++ printf "%02u" minutes ++ ":" ++ printf "%02u" seconds
where
(hours, minutes') = divMod t 3600
(minutes, seconds) = divMod minutes' 60
showSecsToSell :: Int64 -> String
showSecsToSell t
| t > 4*7*86400 = pp (fromIntegral t / (7*86400) :: Double) ++ "w"
| t > 86400 = pp (fromIntegral t / 86400 :: Double) ++ "d"
| t > 3600 = pp (fromIntegral t / 3600 :: Double) ++ "h"
| t > 60 = pp (fromIntegral t / 60 :: Double) ++ "m"
| otherwise = pp (fromIntegral t :: Double) ++ "s"
where
pp x = printf "%.2f" x