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{-# LANGUAGE OverloadedStrings #-}

import Web.Scotty

import Network.Wai.Middleware.Static
import Network.HTTP.Types.Status (ok200)

import Control.Concurrent (forkIO)

import MonthlyPaymentJob (monthlyPaymentJobListener)

import Data.Text (Text)
import qualified Data.Text.IO as T
import Data.Time.Clock.POSIX (posixSecondsToUTCTime)

import Controller.Index
import Controller.SignIn
import Controller.Payment
import Controller.User
import Controller.Income

import Model.Database (runMigrations)
import Model.Frequency

import Conf (Conf)
import qualified Conf

main :: IO ()
main = do
  runMigrations
  _ <- forkIO monthlyPaymentJobListener
  confOrError <- Conf.getConf "application.conf"
  case confOrError of
    Left errorMessage ->
      T.putStrLn errorMessage
    Right conf -> do
      scotty (Conf.port conf) $ do
        middleware $
          staticPolicy (noDots >-> addBase "public")

        api conf

        notFound $
          ( do
              signInToken <- param "signInToken" :: ActionM Text
              status ok200
              getIndex conf (Just signInToken)
          ) `rescue` (\_ -> do
            status ok200
            getIndex conf Nothing
          )

api :: Conf -> ScottyM ()
api conf = do
  -- Sign

  post "/api/signIn" $ do
    email <- param "email" :: ActionM Text
    signIn conf email

  post "/api/signOut" (signOut conf)

  -- Users

  get "/api/users"  getUsers

  get "/api/whoAmI" whoAmI

  -- Incomes

  get "/api/incomes" getIncomes

  post "/api/income" $ do
    creation <- param "creation" :: ActionM Int
    amount <- param "amount" :: ActionM Int
    addIncome (posixSecondsToUTCTime $ (fromIntegral creation) / 1000) amount

  delete "/api/income/delete" $ do
    incomeId <- param "id" :: ActionM Text
    deleteOwnIncome incomeId

  -- Payments

  get "/api/payments" getPayments

  post "/api/payment/add" $ do
    name <- param "name" :: ActionM Text
    cost <- param "cost" :: ActionM Text
    frequency <- param "frequency" :: ActionM Frequency
    createPayment name cost frequency

  post "/api/payment/delete" $ do
    paymentId <- param "id" :: ActionM Text
    deleteOwnPayment paymentId