neat/Handler/ProfitItems.hs

109 lines
4.9 KiB
Haskell

{-# LANGUAGE ScopedTypeVariables #-}
{-# LANGUAGE DeriveGeneric #-}
module Handler.ProfitItems where
import Import
import Database.Persist.Sql (rawSql,RawSql(..))
import Text.Printf
data Profit = Profit
{ typeName :: Text
, typeId :: Int64
, quantity :: Int64
, profitcents :: Int64
, fee :: Int64
, tax :: Int64
, avg :: Int64
, sellcents :: Int64
} deriving (Show, Eq, Generic)
-- profitcents may be NULL (therfore also avg). Test for that. Rest ist never NULL, due to update-routine
instance RawSql Profit where
rawSqlCols _ _ = (8,[])
rawSqlColCountReason _ = "typeName, typeId, quantity, profit, fee, tax, avg, sell"
rawSqlProcessRow [PersistText t, PersistInt64 i, PersistRational q,
PersistRational pc, PersistRational bf, PersistRational tt,
PersistRational a, PersistRational s] = Right (Profit t i (c q) (c pc) (c bf) (c tt) (c a) (c s))
where c = floor
rawSqlProcessRow [PersistText t, PersistInt64 i, PersistRational q,
PersistNull, PersistRational bf, PersistRational tt,
PersistNull, PersistRational s] = Right (Profit t i (c q) 0 (c bf) (c tt) 0 (c s))
where c = floor
rawSqlProcessRow a = Left ("Wrong kinds of Arguments:" <> (pack $ show a))
profitIntervals :: [Int64]
profitIntervals = [1,2,7,14,31]
getProfitItemsR :: Handler Html
getProfitItemsR = getProfitItemsDetailsR 7
getProfitItemsDetailsR :: Int64 -> Handler Html
getProfitItemsDetailsR days = loginOrDo (\(uid,user) -> do
let sql = "select type_name, type_id, sum(quantity) as quantity, sum(profit) as profitcents,\
sum(fee) as brokerfee, sum(tax) as transactiontax,\
sum(seconds_to_sell)/(sum(CASE WHEN trans_is_sell THEN 1 ELSE 0 END)+0.01) as avg,\
sum(CASE WHEN trans_is_sell THEN quantity*price_cents ELSE 0 END) as sell\
from transaction\
where\
\"user\"=? and\
extract(day from now()-date(date_time) at time zone 'utc') < ?\
and not problematic\
group by type_id, type_name\
order by (coalesce(sum(profit),0)-sum(fee)-sum(tax)) desc"
(items :: [Profit]) <- runDB $ rawSql sql [toPersistValue uid, toPersistValue days]
loginLayout user $ [whamlet|
<div .panel .panel-default>
<div .panel-heading>Statistices for the last #{days} days:
<div .btn-group .btn-group-justified role="group">
$forall days' <- profitIntervals
$if days == days'
<a href="@{ProfitItemsDetailsR days'}" .btn .active role="button">#{days'} days
$else
<a href="@{ProfitItemsDetailsR days'}" .btn role="button">#{days'} days
<table .table .table-condensed .small>
<tr>
<th .text-center>Item
<th .text-center>ISK Profit
<th .text-center>ISK Broker Fee
<th .text-center>ISK Transaction Tax
<th .text-center>Real Profit
<th .text-center>Avg Time
<th .text-center># Items
<th .text-center>Real Profit/Day
<th .text-center>%
<th .text-center>%/Day
$forall (Profit tn tid quant pc f t a sc) <- items
<tr>
<td>#{tn}
<td .numeric>#{prettyISK pc}
<td .numeric>#{prettyISK f}
<td .numeric>#{prettyISK t}
<td .numeric>#{transRealProfit' pc f t}
<td .numeric>#{showSecsToSell a}
<td .numeric>#{quant}
<td .numeric>#{prettyISK $ profitPerDay pc f t a}
<td .numeric>#{profitPercent pc f t sc}
<td .numeric>#{profitPercentDay pc f t sc a}
|]
)
transRealProfit' :: Int64 -> Int64 -> Int64 -> String
transRealProfit' p bf tt = prettyISK (p-bf-tt)
profitPerDay :: Int64 -> Int64 -> Int64 -> Int64 -> Int64
profitPerDay _ _ _ 0 = 0
profitPerDay p f t a = ((p-f-t) * 86400) `div` a
profitPercent :: Int64 -> Int64 -> Int64 -> Int64 -> String
profitPercent _ _ _ 0 = printf "%.2f" $ (0 :: Double)
profitPercent p f t s = printf "%.2f" $ (100*(fromIntegral (p-f-t)) / (fromIntegral s) :: Double)
profitPercentDay :: Int64 -> Int64 -> Int64 -> Int64 -> Int64 -> String
profitPercentDay _ _ _ 0 _ = printf "%.2f" $ (0 :: Double)
profitPercentDay _ _ _ _ 0 = printf "%.2f" $ (0 :: Double)
profitPercentDay p f t s a = printf "%.2f" $ (100*(fromIntegral (profitPerDay p f t a)) / (fromIntegral s) :: Double)