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module Persistence.Payment
( Payment(..)
, find
, firstPunctualDay
, listActive
, listPunctual
, listActiveMonthlyOrderedByName
, create
, createMany
, edit
, delete
) 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 <$>
SQLite.query conn "SELECT * FROM payment WHERE id = ?" (Only paymentId)
)
data DayRow = DayRow Day
instance FromRow DayRow where
fromRow = DayRow <$> SQLite.field
firstPunctualDay :: Query (Maybe Day)
firstPunctualDay =
Query (\conn -> do
fmap (\(DayRow d) -> d) . listToMaybe <$>
SQLite.query
conn
"SELECT date FROM payment WHERE frequency = ? AND deleted_at IS NULL ORDER BY date LIMIT 1"
(Only (FrequencyField Punctual))
)
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 Payment
create userId name cost date frequency =
Query (\conn -> do
time <- getCurrentTime
SQLite.execute
conn
(SQLite.Query $ T.intercalate " "
[ "INSERT INTO payment (user_id, name, cost, date, frequency, created_at)"
, "VALUES (?, ?, ?, ?, ?, ?)"
])
(userId, name, cost, date, FrequencyField frequency, time)
paymentId <- SQLite.lastInsertRowId conn
return $ Payment
{ _payment_id = paymentId
, _payment_user = userId
, _payment_name = name
, _payment_cost = cost
, _payment_date = date
, _payment_frequency = frequency
, _payment_createdAt = time
, _payment_editedAt = Nothing
, _payment_deletedAt = Nothing
}
)
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)
)
edit :: UserId -> PaymentId -> Text -> Int -> Day -> Frequency -> Query (Maybe (Payment, Payment))
edit userId paymentId name cost date frequency =
Query (\conn -> do
mbPayment <- fmap (\(Row p) -> p) . listToMaybe <$>
SQLite.query
conn
"SELECT * FROM payment WHERE id = ? and user_id = ?"
(paymentId, userId)
case mbPayment of
Just payment -> do
now <- getCurrentTime
SQLite.execute
conn
(SQLite.Query $ T.intercalate " "
[ "UPDATE"
, " payment"
, "SET"
, " edited_at = ?,"
, " name = ?,"
, " cost = ?,"
, " date = ?,"
, " frequency = ?"
, "WHERE"
, " id = ?"
, " AND user_id = ?"
])
( now
, name
, cost
, date
, FrequencyField frequency
, paymentId
, userId
)
return . Just . (,) payment $ Payment
{ _payment_id = paymentId
, _payment_user = userId
, _payment_name = name
, _payment_cost = cost
, _payment_date = date
, _payment_frequency = frequency
, _payment_createdAt = _payment_createdAt payment
, _payment_editedAt = Just now
, _payment_deletedAt = Nothing
}
Nothing ->
return Nothing
)
delete :: UserId -> PaymentId -> Query ()
delete userId paymentId =
Query (\conn ->
SQLite.execute
conn
"UPDATE payment SET deleted_at = datetime('now') WHERE id = ? AND user_id = ?"
(paymentId, userId)
)
|
