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Diffstat (limited to 'packages/demobank-ui/src/context/backend.ts')
-rw-r--r-- | packages/demobank-ui/src/context/backend.ts | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/packages/demobank-ui/src/context/backend.ts b/packages/demobank-ui/src/context/backend.ts new file mode 100644 index 000000000..b9b7f8527 --- /dev/null +++ b/packages/demobank-ui/src/context/backend.ts @@ -0,0 +1,52 @@ +/* + This file is part of GNU Taler + (C) 2021 Taler Systems S.A. + + GNU Taler is free software; you can redistribute it and/or modify it under the + terms of the GNU General Public License as published by the Free Software + Foundation; either version 3, or (at your option) any later version. + + GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY + WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR + A PARTICULAR PURPOSE. See the GNU General Public License for more details. + + You should have received a copy of the GNU General Public License along with + GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/> + */ + +import { ComponentChildren, createContext, h, VNode } from "preact"; +import { useContext } from "preact/hooks"; +import { BackendStateHandler, defaultState, useBackendState } from "../hooks/backend.js"; + +/** + * + * @author Sebastian Javier Marchano (sebasjm) + */ + +export type Type = BackendStateHandler; + +const initial: Type = { + state: defaultState, + clear() { + null + }, + save(info) { + null + }, +}; +const Context = createContext<Type>(initial); + +export const useBackendContext = (): Type => useContext(Context); + +export const BackendStateProvider = ({ + children, +}: { + children: ComponentChildren; +}): VNode => { + const value = useBackendState(); + + return h(Context.Provider, { + value, + children, + }); +};
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