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module View.Payment.Form
( view
, Input(..)
, HttpMethod(..)
, Output(..)
) where
import Control.Monad (join)
import Control.Monad.IO.Class (liftIO)
import Data.Aeson (ToJSON)
import qualified Data.List as L
import qualified Data.Map as M
import qualified Data.Maybe as Maybe
import Data.Text (Text)
import qualified Data.Text as T
import Data.Time.Calendar (Day)
import qualified Data.Time.Calendar as Calendar
import qualified Data.Validation as V
import Reflex.Dom (Dynamic, Event, MonadHold,
MonadWidget, Reflex)
import qualified Reflex.Dom as R
import qualified Text.Read as T
import Common.Model (Category (..), CategoryId,
Frequency (..), Payment (..),
PaymentCategory (..),
SavedPayment (..))
import qualified Common.Msg as Msg
import qualified Common.Validation.Payment as PaymentValidation
import Component (ButtonIn (..), InputIn (..),
InputOut (..), SelectIn (..),
SelectOut (..))
import qualified Component as Component
import qualified Util.Ajax as Ajax
import qualified Util.Either as EitherUtil
import qualified Util.Validation as ValidationUtil
import qualified Util.WaitFor as WaitFor
data Input t p = Input
{ _input_cancel :: Event t ()
, _input_headerLabel :: Text
, _input_categories :: [Category]
, _input_paymentCategories :: [PaymentCategory]
, _input_name :: Text
, _input_cost :: Text
, _input_date :: Day
, _input_category :: CategoryId
, _input_frequency :: Frequency
, _input_mkPayload :: Text -> Text -> Text -> CategoryId -> Frequency -> p
, _input_httpMethod :: HttpMethod
}
data HttpMethod = Put | Post
data Output t = Output
{ _output_hide :: Event t ()
, _output_addPayment :: Event t SavedPayment
}
view :: forall t m p. (MonadWidget t m, ToJSON p) => Input t p -> m (Output t)
view input = do
R.divClass "form" $ do
R.divClass "formHeader" $
R.text (_input_headerLabel input)
R.divClass "formContent" $ do
rec
let reset = R.leftmost
[ "" <$ cancel
, "" <$ addPayment
, "" <$ _input_cancel input
]
name <- Component.input
(Component.defaultInputIn
{ _inputIn_label = Msg.get Msg.Payment_Name
, _inputIn_initialValue = _input_name input
, _inputIn_validation = PaymentValidation.name
})
(_input_name input <$ reset)
confirm
cost <- _inputOut_raw <$> (Component.input
(Component.defaultInputIn
{ _inputIn_label = Msg.get Msg.Payment_Cost
, _inputIn_initialValue = _input_cost input
, _inputIn_validation = PaymentValidation.cost
})
(_input_cost input <$ reset)
confirm)
let initialDate = T.pack . Calendar.showGregorian . _input_date $ input
date <- _inputOut_raw <$> (Component.input
(Component.defaultInputIn
{ _inputIn_label = Msg.get Msg.Payment_Date
, _inputIn_initialValue = initialDate
, _inputIn_inputType = "date"
, _inputIn_hasResetButton = False
, _inputIn_validation = PaymentValidation.date
})
(initialDate <$ reset)
confirm)
let setCategory =
R.fmapMaybe id . R.updated $
R.ffor (_inputOut_raw name) $ \name ->
findCategory name (_input_paymentCategories input)
category <- _selectOut_value <$> (Component.select $ SelectIn
{ _selectIn_label = Msg.get Msg.Payment_Category
, _selectIn_initialValue = _input_category input
, _selectIn_value = setCategory
, _selectIn_values = R.constDyn categories
, _selectIn_reset = _input_category input <$ reset
, _selectIn_isValid = PaymentValidation.category (map _category_id $ _input_categories input)
, _selectIn_validate = confirm
})
let payment = do
n <- _inputOut_value name
c <- cost
d <- date
cat <- category
return ((_input_mkPayload input)
<$> ValidationUtil.nelError n
<*> V.Success c
<*> V.Success d
<*> ValidationUtil.nelError cat
<*> V.Success (_input_frequency input))
(addPayment, cancel, confirm) <- R.divClass "buttons" $ do
rec
cancel <- Component._buttonOut_clic <$> (Component.button $
(Component.defaultButtonIn (R.text $ Msg.get Msg.Dialog_Undo))
{ _buttonIn_class = R.constDyn "undo" })
confirm <- Component._buttonOut_clic <$> (Component.button $
(Component.defaultButtonIn (R.text $ Msg.get Msg.Dialog_Confirm))
{ _buttonIn_class = R.constDyn "confirm"
, _buttonIn_waiting = waiting
, _buttonIn_submit = True
})
(addPayment, waiting) <- WaitFor.waitFor
(ajax "/api/payment")
(ValidationUtil.fireValidation payment confirm)
return (R.fmapMaybe EitherUtil.eitherToMaybe addPayment, cancel, confirm)
return Output
{ _output_hide = R.leftmost [ cancel, () <$ addPayment ]
, _output_addPayment = addPayment
}
where
frequencies =
M.fromList
[ (Punctual, Msg.get Msg.Payment_PunctualMale)
, (Monthly, Msg.get Msg.Payment_MonthlyMale)
]
categories = M.fromList . flip map (_input_categories input) $ \c ->
(_category_id c, _category_name c)
ajax =
case _input_httpMethod input of
Post -> Ajax.post
Put -> Ajax.put
findCategory :: Text -> [PaymentCategory] -> Maybe CategoryId
findCategory paymentName =
fmap _paymentCategory_category
. L.find ((==) (T.toLower paymentName) . _paymentCategory_name)
|
