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/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import emptyFunction from '@/common/utils/emptyFunction';
import {INFERENCE_API_ENDPOINT, VIDEO_API_ENDPOINT} from '@/demo/DemoConfig';
import SettingsModal from '@/settings/SettingsModal';
import {
Action,
DEFAULT_SETTINGS,
Settings,
settingsReducer,
} from '@/settings/SettingsReducer';
import {
PropsWithChildren,
createContext,
useCallback,
useMemo,
useRef,
} from 'react';
import {useImmerReducer} from 'use-immer';
type ContextProps = {
settings: Settings;
dispatch: React.Dispatch<Action>;
openModal: () => void;
closeModal: () => void;
hasChanged: boolean;
};
export const SettingsContext = createContext<ContextProps>({
settings: DEFAULT_SETTINGS,
dispatch: emptyFunction,
openModal: emptyFunction,
closeModal: emptyFunction,
hasChanged: false,
});
type Props = PropsWithChildren;
export default function SettingsContextProvider({children}: Props) {
const [state, dispatch] = useImmerReducer(
settingsReducer,
DEFAULT_SETTINGS,
settings => {
// Load the settings from local storage. Eventually use the reducer init
// to handle initial loading.
return settingsReducer(settings, {type: 'load-state'});
},
);
const modalRef = useRef<HTMLDialogElement>(null);
const openModal = useCallback(() => {
modalRef.current?.showModal();
}, [modalRef]);
const handleCloseModal = useCallback(() => {
modalRef.current?.close();
}, [modalRef]);
const hasChanged = useMemo(() => {
return (
VIDEO_API_ENDPOINT !== state.videoAPIEndpoint ||
INFERENCE_API_ENDPOINT !== state.inferenceAPIEndpoint
);
}, [state.videoAPIEndpoint, state.inferenceAPIEndpoint]);
const value = useMemo(
() => ({
settings: state,
dispatch,
openModal,
closeModal: handleCloseModal,
hasChanged,
}),
[state, dispatch, openModal, handleCloseModal, hasChanged],
);
return (
<SettingsContext.Provider value={value}>
{children}
<SettingsModal ref={modalRef} />
</SettingsContext.Provider>
);
}
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