mirror of
https://github.com/ilyakooo0/purescript-indexedDB.git
synced 2024-10-26 08:02:39 +03:00
attack callbacks directly when opening and IDBCursor
This commit is contained in:
parent
c589d8cfbb
commit
3c3b1b2f9b
@ -104,24 +104,42 @@ exports._getKey = function _getKey(index, range) {
|
||||
};
|
||||
};
|
||||
|
||||
exports._openCursor = function _openCursor(index, query, dir) {
|
||||
exports._openCursor = function _openCursor(index, query, dir, cb) {
|
||||
return function aff(success, error) {
|
||||
try {
|
||||
const request = index.openCursor(query, dir);
|
||||
request.onsuccess = successHandler(success);
|
||||
request.onerror = errorHandler(error);
|
||||
request.onsuccess = function onSuccess(e) {
|
||||
if (e.target.result != null) {
|
||||
cb.onSuccess(e.target.result)();
|
||||
} else {
|
||||
cb.onComplete();
|
||||
}
|
||||
};
|
||||
request.onerror = function onError(e) {
|
||||
cb.onError(new Error(e.target.error.name));
|
||||
};
|
||||
success();
|
||||
} catch (e) {
|
||||
error(new Error(e.name));
|
||||
}
|
||||
};
|
||||
};
|
||||
|
||||
exports._openKeyCursor = function _openKeyCursor(index, query, dir) {
|
||||
exports._openKeyCursor = function _openKeyCursor(index, query, dir, cb) {
|
||||
return function aff(success, error) {
|
||||
try {
|
||||
const request = index.openKeyCursor(query, dir);
|
||||
request.onsuccess = successHandler(success);
|
||||
request.onerror = errorHandler(error);
|
||||
request.onsuccess = function onSuccess(e) {
|
||||
if (e.target.result != null) {
|
||||
cb.onSuccess(e.target.result)();
|
||||
} else {
|
||||
cb.onComplete();
|
||||
}
|
||||
};
|
||||
request.onerror = function onError(e) {
|
||||
cb.onError(new Error(e.target.error.name));
|
||||
};
|
||||
success();
|
||||
} catch (e) {
|
||||
error(new Error(e.name));
|
||||
}
|
||||
|
@ -4,15 +4,17 @@ module Database.IndexedDB.IDBIndex.Internal where
|
||||
|
||||
import Prelude
|
||||
|
||||
import Control.Monad.Aff (Aff)
|
||||
import Data.Foreign (Foreign, unsafeFromForeign)
|
||||
import Data.Function.Uncurried as Fn
|
||||
import Data.Function.Uncurried (Fn2, Fn3)
|
||||
import Data.Maybe (Maybe)
|
||||
import Data.Nullable (Nullable, toMaybe, toNullable)
|
||||
import Control.Monad.Aff (Aff)
|
||||
import Control.Monad.Eff (Eff)
|
||||
import Control.Monad.Eff.Exception (Error)
|
||||
import Data.Foreign (Foreign, unsafeFromForeign)
|
||||
import Data.Function.Uncurried as Fn
|
||||
import Data.Function.Uncurried (Fn2, Fn3, Fn4)
|
||||
import Data.Maybe (Maybe)
|
||||
import Data.Nullable (Nullable, toMaybe, toNullable)
|
||||
|
||||
import Database.IndexedDB.Core (IDB, CursorDirection, Index, Key, KeyCursor, KeyRange,
|
||||
KeyPath, ObjectStore, ValueCursor)
|
||||
import Database.IndexedDB.Core (IDB, CursorDirection, Index, Key, KeyCursor, KeyRange,
|
||||
KeyPath, ObjectStore, ValueCursor)
|
||||
|
||||
|
||||
--------------------
|
||||
@ -23,28 +25,57 @@ import Database.IndexedDB.Core (IDB, CursorDirection, Index, Key, KeyCursor, Key
|
||||
-- | if called when the transaction is not active.
|
||||
class IDBIndex index where
|
||||
-- | Retrieves the number of records matching the key range in query.
|
||||
count :: forall e. index -> Maybe KeyRange -> Aff (idb :: IDB | e) Int
|
||||
count
|
||||
:: forall e
|
||||
. index
|
||||
-> Maybe KeyRange
|
||||
-> Aff (idb :: IDB | e) Int
|
||||
|
||||
-- | Retrieves the value of the first record matching the given key range in query.
|
||||
-- |
|
||||
-- | NOTE
|
||||
-- | The coercion from `a` to any type is unsafe and might throw a runtime error if incorrect.
|
||||
get :: forall a e. index -> KeyRange -> Aff (idb :: IDB | e) (Maybe a)
|
||||
get
|
||||
:: forall a e
|
||||
. index
|
||||
-> KeyRange
|
||||
-> Aff (idb :: IDB | e) (Maybe a)
|
||||
|
||||
-- | Retrieves the keys of records matching the given key range in query
|
||||
-- | (up to the number given if given).
|
||||
getAllKeys :: forall e. index -> Maybe KeyRange -> Maybe Int -> Aff (idb :: IDB | e) (Array Key)
|
||||
getAllKeys
|
||||
:: forall e
|
||||
. index
|
||||
-> Maybe KeyRange
|
||||
-> Maybe Int
|
||||
-> Aff (idb :: IDB | e) (Array Key)
|
||||
|
||||
-- | Retrieves the key of the first record matching the given key or key range in query.
|
||||
getKey :: forall e. index -> KeyRange -> Aff (idb :: IDB | e) (Maybe Key)
|
||||
getKey
|
||||
:: forall e
|
||||
. index
|
||||
-> KeyRange
|
||||
-> Aff (idb :: IDB | e) (Maybe Key)
|
||||
|
||||
-- | Opens a ValueCursor over the records matching query, ordered by direction.
|
||||
-- | If query is `Nothing`, all records in index are matched.
|
||||
openCursor :: forall e. index -> Maybe KeyRange -> CursorDirection -> Aff (idb :: IDB | e) ValueCursor
|
||||
openCursor
|
||||
:: forall e e'
|
||||
. index
|
||||
-> Maybe KeyRange
|
||||
-> CursorDirection
|
||||
-> Callbacks ValueCursor e'
|
||||
-> Aff (idb :: IDB | e) Unit
|
||||
|
||||
-- | Opens a KeyCursor over the records matching query, ordered by direction.
|
||||
-- | If query is `Nothing`, all records in index are matched.
|
||||
openKeyCursor :: forall e. index -> Maybe KeyRange -> CursorDirection -> Aff (idb :: IDB | e) KeyCursor
|
||||
openKeyCursor
|
||||
:: forall e e'
|
||||
. index
|
||||
-> Maybe KeyRange
|
||||
-> CursorDirection
|
||||
-> Callbacks KeyCursor e'
|
||||
-> Aff (idb :: IDB | e) Unit
|
||||
|
||||
|
||||
-- | Flags to set on the index.
|
||||
@ -66,6 +97,14 @@ type IDBIndexParameters =
|
||||
}
|
||||
|
||||
|
||||
-- | Callbacks to manipulate a cursor from an Open*Cursor call
|
||||
type Callbacks cursor e =
|
||||
{ onSuccess :: cursor -> Eff ( | e) Unit
|
||||
, onError :: Error -> Eff ( | e) Unit
|
||||
, onComplete :: Eff ( | e) Unit
|
||||
}
|
||||
|
||||
|
||||
defaultParameters :: IDBIndexParameters
|
||||
defaultParameters =
|
||||
{ unique : false
|
||||
@ -132,11 +171,11 @@ instance idbIndexIndex :: IDBIndex Index where
|
||||
getKey index range =
|
||||
toMaybe <$> Fn.runFn2 _getKey index range
|
||||
|
||||
openCursor index range dir =
|
||||
Fn.runFn3 _openCursor index (toNullable range) (show dir)
|
||||
openCursor index range dir cb =
|
||||
Fn.runFn4 _openCursor index (toNullable range) (show dir) cb
|
||||
|
||||
openKeyCursor index range dir =
|
||||
Fn.runFn3 _openKeyCursor index (toNullable range) (show dir)
|
||||
openKeyCursor index range dir cb =
|
||||
Fn.runFn4 _openKeyCursor index (toNullable range) (show dir) cb
|
||||
|
||||
|
||||
instance idbIndexObjectStore :: IDBIndex ObjectStore where
|
||||
@ -152,11 +191,11 @@ instance idbIndexObjectStore :: IDBIndex ObjectStore where
|
||||
getKey store range =
|
||||
toMaybe <$> Fn.runFn2 _getKey store range
|
||||
|
||||
openCursor store range dir =
|
||||
Fn.runFn3 _openCursor store (toNullable range) (show dir)
|
||||
openCursor store range dir cb =
|
||||
Fn.runFn4 _openCursor store (toNullable range) (show dir) cb
|
||||
|
||||
openKeyCursor store range dir =
|
||||
Fn.runFn3 _openKeyCursor store (toNullable range) (show dir)
|
||||
openKeyCursor store range dir cb =
|
||||
Fn.runFn4 _openKeyCursor store (toNullable range) (show dir) cb
|
||||
|
||||
|
||||
--------------------
|
||||
@ -208,10 +247,10 @@ foreign import _getKey
|
||||
|
||||
|
||||
foreign import _openCursor
|
||||
:: forall index e
|
||||
. Fn3 index (Nullable KeyRange) String (Aff (idb :: IDB | e) ValueCursor)
|
||||
:: forall index e e'
|
||||
. Fn4 index (Nullable KeyRange) String (Callbacks ValueCursor e') (Aff (idb :: IDB | e) Unit)
|
||||
|
||||
|
||||
foreign import _openKeyCursor
|
||||
:: forall index e
|
||||
. Fn3 index (Nullable KeyRange) String (Aff (idb :: IDB | e) KeyCursor)
|
||||
:: forall index e e'
|
||||
. Fn4 index (Nullable KeyRange) String (Callbacks KeyCursor e') (Aff (idb :: IDB | e) Unit)
|
||||
|
Loading…
Reference in New Issue
Block a user