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module View.Payment.Payment
( init
, view
, PaymentIn(..)
) where
import Data.Text (Text)
import qualified Data.Text as T
import Data.Time.Clock (NominalDiffTime)
import Prelude hiding (init)
import Reflex.Dom (Dynamic, Event, MonadWidget, Reflex)
import qualified Reflex.Dom as R
import Common.Model (Currency, Frequency, Income (..),
Payment (..), PaymentCategory (..),
PaymentId, SavedPayment (..), User,
UserId)
import qualified Common.Util.Text as T
import Model.Loadable (Loadable (..))
import qualified Model.Loadable as Loadable
import qualified Util.Ajax as AjaxUtil
import View.Payment.Header (HeaderIn (..), HeaderOut (..))
import qualified View.Payment.Header as Header
import View.Payment.Init (Init (..))
import View.Payment.Pages (PagesIn (..), PagesOut (..))
import qualified View.Payment.Pages as Pages
import View.Payment.Table (TableIn (..), TableOut (..))
import qualified View.Payment.Table as Table
init :: forall t m. MonadWidget t m => m (Dynamic t (Loadable Init))
init = do
postBuild <- R.getPostBuild
incomesEvent <- AjaxUtil.get (R.tag (R.constant "api/incomes") postBuild)
incomes <- Loadable.fromEvent incomesEvent
usersEvent <- AjaxUtil.get (R.tag (R.constant "api/users") postBuild)
users <- Loadable.fromEvent usersEvent
paymentsEvent <- AjaxUtil.get (R.tag (R.constant "api/payments") postBuild)
payments <- Loadable.fromEvent paymentsEvent
paymentCategoriesEvent <- AjaxUtil.get (R.tag (R.constant "api/paymentCategories") postBuild)
paymentCategories <- Loadable.fromEvent paymentCategoriesEvent
categoriesEvent <- AjaxUtil.get (R.tag (R.constant "api/categories") postBuild)
categories <- Loadable.fromEvent categoriesEvent
return $ do
us <- users
ps <- payments
is <- incomes
cs <- categories
pcs <- paymentCategories
return $ Init <$> us <*> ps <*> is <*> cs <*> pcs
data PaymentIn t = PaymentIn
{ _paymentIn_currentUser :: UserId
, _paymentIn_currency :: Currency
, _paymentIn_init :: Dynamic t (Loadable Init)
}
view :: forall t m. MonadWidget t m => PaymentIn t -> m ()
view paymentIn = do
R.dyn . R.ffor (_paymentIn_init paymentIn) . Loadable.view $ \init ->
R.elClass "main" "payment" $ do
rec
let addPayment = R.leftmost
[ _headerOut_addPayment header
, _tableOut_addPayment table
]
paymentsPerPage = 7
payments <- reducePayments
(_init_payments init)
(_savedPayment_payment <$> addPayment)
(_savedPayment_payment <$> _tableOut_editPayment table)
(_tableOut_deletePayment table)
paymentCategories <- reducePaymentCategories
(_init_paymentCategories init)
payments
(_savedPayment_paymentCategory <$> addPayment)
(_savedPayment_paymentCategory <$> _tableOut_editPayment table)
(_tableOut_deletePayment table)
(searchNameEvent, searchName) <-
debounceSearchName (_headerOut_searchName header)
let searchPayments =
getSearchPayments searchName (_headerOut_searchFrequency header) payments
header <- Header.widget $ HeaderIn
{ _headerIn_init = init
, _headerIn_currency = _paymentIn_currency paymentIn
, _headerIn_payments = payments
, _headerIn_searchPayments = searchPayments
, _headerIn_paymentCategories = paymentCategories
}
table <- Table.widget $ TableIn
{ _tableIn_init = init
, _tableIn_currency = _paymentIn_currency paymentIn
, _tableIn_currentUser = _paymentIn_currentUser paymentIn
, _tableIn_currentPage = _pagesOut_currentPage pages
, _tableIn_payments = searchPayments
, _tableIn_perPage = paymentsPerPage
, _tableIn_paymentCategories = paymentCategories
}
pages <- Pages.widget $ PagesIn
{ _pagesIn_total = length <$> searchPayments
, _pagesIn_perPage = paymentsPerPage
, _pagesIn_reset = R.leftmost $
[ () <$ searchNameEvent
, () <$ _headerOut_addPayment header
]
}
pure ()
return ()
debounceSearchName
:: forall t m. MonadWidget t m
=> Dynamic t Text
-> m (Event t Text, Dynamic t Text)
debounceSearchName searchName = do
event <- R.debounce (0.5 :: NominalDiffTime) (R.updated searchName)
dynamic <- R.holdDyn "" event
return (event, dynamic)
reducePayments
:: forall t m. MonadWidget t m
=> [Payment]
-> Event t Payment -- add payment
-> Event t Payment -- edit payment
-> Event t Payment -- delete payment
-> m (Dynamic t [Payment])
reducePayments initPayments addPayment editPayment deletePayment =
R.foldDyn id initPayments $ R.leftmost
[ (:) <$> addPayment
, R.ffor editPayment (\p -> (p:) . filter ((/= (_payment_id p)) . _payment_id))
, R.ffor deletePayment (\p -> filter ((/= (_payment_id p)) . _payment_id))
]
reducePaymentCategories
:: forall t m. MonadWidget t m
=> [PaymentCategory]
-> Dynamic t [Payment] -- payments
-> Event t PaymentCategory -- add payment category
-> Event t PaymentCategory -- edit payment category
-> Event t Payment -- delete payment
-> m (Dynamic t [PaymentCategory])
reducePaymentCategories
initPaymentCategories
payments
addPaymentCategory
editPaymentCategory
deletePayment
=
R.foldDyn id initPaymentCategories $ R.leftmost
[ (:) <$> addPaymentCategory
, R.ffor editPaymentCategory (\pc -> (pc:) . filter ((/= (_paymentCategory_name pc)) . _paymentCategory_name))
, R.ffor deletePaymentName (\name -> filter ((/=) (T.toLower name) . _paymentCategory_name))
]
where
deletePaymentName =
R.attachWithMaybe
(\ps p ->
if any (\p2 -> _payment_id p2 /= _payment_id p && lowerName p2 == lowerName p) ps then
Nothing
else
Just (_payment_name p))
(R.current payments)
deletePayment
lowerName = T.toLower . _payment_name
getSearchPayments
:: forall t. Reflex t
=> Dynamic t Text
-> Dynamic t Frequency
-> Dynamic t [Payment]
-> Dynamic t [Payment]
getSearchPayments name frequency payments = do
n <- name
f <- frequency
ps <- payments
pure $ flip filter ps (\p ->
( (T.search n (_payment_name p) || T.search n (T.pack . show . _payment_cost $ p))
&& (_payment_frequency p == f)
))
|
