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|
{-# LANGUAGE OverloadedStrings #-}
module Model.Payment
( list
, listMonthly
, create
, editOwn
, deleteOwn
) where
import Data.Text (Text)
import Data.Time.Clock (getCurrentTime)
import Data.Time.Calendar (Day)
import Control.Monad.IO.Class (liftIO)
import Database.Persist
import Model.Database
import Model.Frequency
import qualified Model.Json.Payment as P
list :: Persist [P.Payment]
list =
map getJsonPayment <$> selectList
[ PaymentDeletedAt ==. Nothing ]
[]
listMonthly :: Persist [Entity Payment]
listMonthly =
selectList
[ PaymentDeletedAt ==. Nothing
, PaymentFrequency ==. Monthly
]
[ Desc PaymentName ]
getJsonPayment :: Entity Payment -> P.Payment
getJsonPayment paymentEntity =
let payment = entityVal paymentEntity
in P.Payment
{ P.id = entityKey paymentEntity
, P.date = paymentDate payment
, P.name = paymentName payment
, P.cost = paymentCost payment
, P.userId = paymentUserId payment
, P.frequency = paymentFrequency payment
}
create :: UserId -> Text -> Int -> Day -> Frequency -> Persist PaymentId
create userId name cost date frequency = do
now <- liftIO getCurrentTime
insert (Payment userId name cost date frequency now Nothing Nothing)
editOwn :: UserId -> PaymentId -> Text -> Int -> Day -> Frequency -> Persist Bool
editOwn userId paymentId name cost date frequency = do
mbPayment <- get paymentId
case mbPayment of
Just payment ->
if paymentUserId payment == userId
then do
now <- liftIO getCurrentTime
update paymentId
[ PaymentEditedAt =. Just now
, PaymentName =. name
, PaymentCost =. cost
, PaymentDate =. date
, PaymentFrequency =. frequency
]
return True
else
return False
Nothing ->
return False
deleteOwn :: UserId -> PaymentId -> Persist Bool
deleteOwn userId paymentId = do
mbPayment <- get paymentId
case mbPayment of
Just payment ->
if paymentUserId payment == userId
then do
now <- liftIO getCurrentTime
update paymentId [PaymentDeletedAt =. Just now]
return True
else
return False
Nothing ->
return False
|
