src/server/Controller/Payment.hs


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{-# LANGUAGE OverloadedStrings #-}

module Controller.Payment
  ( getPayments
  , getMonthlyPayments
  , createPayment
  , deletePayment
  , getPaymentsCount
  ) where

import Web.Scotty

import Network.HTTP.Types.Status (ok200)

import Database.Persist

import Control.Monad.IO.Class (liftIO)

import Data.Text (Text)

import qualified Secure

import Json (jsonError)

import Model.Database
import qualified Model.Payment as P
import Model.Frequency
import Model.Json.Number
import qualified Model.Json.PaymentId as JP
import Model.Message
import Model.Message.Key (Key(PaymentNotDeleted))

getPayments :: ActionM ()
getPayments =
  Secure.loggedAction (\_ -> do
    (liftIO $ runDb P.getPunctualPayments) >>= json
  )

getMonthlyPayments :: ActionM ()
getMonthlyPayments =
  Secure.loggedAction (\user -> do
    (liftIO $ runDb (P.getUserMonthlyPayments (entityKey user))) >>= json
  )

createPayment :: Text -> Int -> Frequency -> ActionM ()
createPayment name cost frequency =
  Secure.loggedAction (\user -> do
    paymentId <- liftIO . runDb $ P.createPayment (entityKey user) name cost frequency
    json (JP.PaymentId paymentId)
  )

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

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