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|
module Persistence.Payment
( Payment(..)
, find
, listActive
, listPunctual
, listActiveMonthlyOrderedByName
, create
, createMany
, editOwn
, deleteOwn
) where
import Data.Maybe (listToMaybe)
import Data.Text (Text)
import qualified Data.Text as T
import Data.Time.Calendar (Day)
import Data.Time.Clock (getCurrentTime)
import Database.SQLite.Simple (FromRow (fromRow), Only (Only),
ToRow)
import qualified Database.SQLite.Simple as SQLite
import Database.SQLite.Simple.ToField (ToField (toField))
import Prelude hiding (id)
import Common.Model (Frequency (..), Payment (..),
PaymentId, UserId)
import Model.Query (Query (Query))
import Persistence.Frequency (FrequencyField (..))
newtype Row = Row Payment
instance FromRow Row where
fromRow = Row <$> (Payment <$>
SQLite.field <*>
SQLite.field <*>
SQLite.field <*>
SQLite.field <*>
SQLite.field <*>
(fmap (\(FrequencyField f) -> f) $ SQLite.field) <*>
SQLite.field <*>
SQLite.field <*>
SQLite.field)
newtype InsertRow = InsertRow Payment
instance ToRow InsertRow where
toRow (InsertRow p) =
[ toField (_payment_user p)
, toField (_payment_name p)
, toField (_payment_cost p)
, toField (_payment_date p)
, toField (FrequencyField (_payment_frequency p))
, toField (_payment_createdAt p)
]
find :: PaymentId -> Query (Maybe Payment)
find paymentId =
Query (\conn -> do
fmap (\(Row p) -> p) . listToMaybe <$>
SQLite.query conn "SELECT * FROM payment WHERE id = ?" (Only paymentId)
)
listActive :: Query [Payment]
listActive =
Query (\conn -> do
map (\(Row p) -> p) <$>
SQLite.query_ conn "SELECT * FROM payment WHERE deleted_at IS NULL"
)
listPunctual :: Query [Payment]
listPunctual =
Query (\conn -> do
map (\(Row p) -> p) <$>
SQLite.query
conn
(SQLite.Query "SELECT * FROM payment WHERE frequency = ?")
(Only (FrequencyField Punctual))
)
listActiveMonthlyOrderedByName :: Query [Payment]
listActiveMonthlyOrderedByName =
Query (\conn -> do
map (\(Row p) -> p) <$>
SQLite.query
conn
(SQLite.Query $ T.intercalate " "
[ "SELECT *"
, "FROM payment"
, "WHERE deleted_at IS NULL AND frequency = ?"
, "ORDER BY name DESC"
])
(Only (FrequencyField Monthly))
)
create :: UserId -> Text -> Int -> Day -> Frequency -> Query PaymentId
create userId paymentName paymentCost paymentDate paymentFrequency =
Query (\conn -> do
now <- getCurrentTime
SQLite.execute
conn
(SQLite.Query $ T.intercalate " "
[ "INSERT INTO payment (user_id, name, cost, date, frequency, created_at)"
, "VALUES (?, ?, ?, ?, ?, ?)"
])
(userId, paymentName, paymentCost, paymentDate, FrequencyField paymentFrequency, now)
SQLite.lastInsertRowId conn
)
createMany :: [Payment] -> Query ()
createMany payments =
Query (\conn ->
SQLite.executeMany
conn
(SQLite.Query $ T.intercalate ""
[ "INSERT INTO payment (user_id, name, cost, date, frequency, created_at)"
, "VALUES (?, ?, ?, ?, ?, ?)"
])
(map InsertRow payments)
)
editOwn :: UserId -> PaymentId -> Text -> Int -> Day -> Frequency -> Query Bool
editOwn userId paymentId paymentName paymentCost paymentDate paymentFrequency =
Query (\conn -> do
mbPayment <- fmap (\(Row p) -> p) . listToMaybe <$>
SQLite.query conn "SELECT * FROM payment WHERE id = ?" (Only paymentId)
case mbPayment of
Just payment ->
if _payment_user payment == userId
then do
now <- getCurrentTime
SQLite.execute
conn
(SQLite.Query $ T.intercalate " "
[ "UPDATE payment"
, "SET edited_at = ?,"
, " name = ?,"
, " cost = ?,"
, " date = ?,"
, " frequency = ?"
, "WHERE id = ?"
])
(now, paymentName, paymentCost, paymentDate, FrequencyField paymentFrequency, paymentId)
return True
else
return False
Nothing ->
return False
)
deleteOwn :: UserId -> PaymentId -> Query Bool
deleteOwn userId paymentId =
Query (\conn -> do
mbPayment <- listToMaybe <$>
SQLite.query conn "SELECT * FROM payment WHERE id = ?" (Only paymentId)
case mbPayment of
Just (Row payment) ->
if _payment_user payment == userId
then do
now <- getCurrentTime
SQLite.execute
conn
"UPDATE payment SET deleted_at = ? WHERE id = ?"
(now, paymentId)
return True
else
return False
Nothing ->
return False
)
|
