src/server/Controller/Payment.hs


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module Controller.Payment
  ( getPaymentsAction
  , createPaymentAction
  , deletePaymentAction
  , getTotalPaymentsAction
  , getPaymentsCountAction
  ) where

import Web.Scotty

import Network.HTTP.Types.Status (ok200, badRequest400)

import Database.Persist

import Control.Monad.IO.Class (liftIO)

import Data.Text (Text)

import qualified Secure

import Model.Database
import Model.Payment
import Model.Json.Message
import Model.Json.Number
import Model.Message
import Model.Message.Key (Key(PaymentNotDeleted))

getPaymentsAction :: Int -> Int -> ActionM ()
getPaymentsAction page perPage =
  Secure.loggedAction (\_ -> do
    payments <- liftIO $ runDb (getPayments page perPage)
    json payments
  )

createPaymentAction :: Text -> Int -> ActionM ()
createPaymentAction name cost =
  Secure.loggedAction (\user -> do
    paymentKey <- liftIO . runDb $ createPayment (entityKey user) name cost
    json . Message . paymentKeyToText $ paymentKey
  )

deletePaymentAction :: Text -> ActionM ()
deletePaymentAction paymentId =
  Secure.loggedAction (\user -> do
    deleted <- liftIO . runDb $ deleteOwnPayment user (textToKey paymentId)
    if deleted
      then
        status ok200
      else do
        status badRequest400
        json . Message . getMessage $ PaymentNotDeleted
  )

getTotalPaymentsAction :: ActionM ()
getTotalPaymentsAction =
  Secure.loggedAction (\_ -> do
    (liftIO . runDb $ getTotalPayments) >>= json
  )

getPaymentsCountAction :: ActionM ()
getPaymentsCountAction =
  Secure.loggedAction (\_ -> do
    Number <$> (liftIO . runDb $ getPaymentsCount) >>= json
  )