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import { createContext, useContextSelector } from 'use-context-selector';
import {
type ReallocationActions,
type ReallocationContextValue,
type ReallocationForm,
type ReallocationShift,
type ReallocationState,
} from './types';
const INITIAL_FORM: ReallocationForm = {
observers: [],
};
const toggleIdInList = (items: string[], id: string) => {
return items.includes(id)
? items.filter(item => item !== id)
: [...items, id];
};
const ReallocationContext = createContext<ReallocationContextValue | null>(
null,
);
const useReallocationSelector = <T,>(
selector: (context: ReallocationContextValue) => T,
): T => {
return useContextSelector(ReallocationContext, context => {
if (!context) {
throw new Error(
'Reallocation context hooks must be used within ReallocationContextProvider',
);
}
return selector(context);
});
};
export const useReallocationStateSelector = <T,>(
selector: (state: ReallocationState) => T,
): T => {
return useReallocationSelector(context => selector(context.state));
};
export const useReallocationActionsSelector = <T,>(
selector: (actions: ReallocationActions) => T,
): T => {
return useReallocationSelector(context => selector(context.actions));
};
export const ReallocationContextProvider = ({
children,
}: {
children: React.ReactNode;
}) => {
const [form, setForm] = useState<ReallocationForm>(INITIAL_FORM);
const [isSearchOpen, setIsSearchOpen] = useState(false);
const [isDatePickerOpen, setIsDatePickerOpen] = useState(false);
const [isReasonInputOpen, setIsReasonInputOpen] = useState(false);
const [isSubmitting, setIsSubmitting] = useState(false);
const resetObservers = useCallback(() => {
setForm(prev => ({
...prev,
observers: [],
}));
}, []);
const toggleSearch = useCallback(() => {
setIsSearchOpen(prev => !prev);
}, []);
const closeSearch = useCallback(() => {
setIsSearchOpen(false);
}, []);
const closeDatePicker = useCallback(() => {
setIsDatePickerOpen(false);
}, []);
const closeReasonInput = useCallback(() => {
setIsReasonInputOpen(false);
}, []);
const toggleObserver = useCallback((id: string) => {
setForm(prev => ({
...prev,
observers: toggleIdInList(prev.observers, id),
}));
}, []);
const changeDate = useCallback((date: Date) => {
setForm(prev => ({
...prev,
date,
}));
}, []);
const changeShift = useCallback((shift: ReallocationShift) => {
setForm(prev => ({
...prev,
shift,
}));
}, []);
const changeRoom = useCallback((room: string) => {
setForm(prev => ({
...prev,
room,
}));
}, []);
const changeOriginRoom = useCallback((room: string) => {
setForm(prev => ({
...prev,
originRoom: room,
}));
}, []);
const changeMealConfig = useCallback(
(config: { breakfast: boolean; lunch: boolean; vegetarian: boolean }) => {
setForm(prev => ({
...prev,
mealBreakfast: config.breakfast,
mealLunch: config.lunch,
mealVegetarian: config.vegetarian,
}));
},
[],
);
const changeReason = useCallback((reason: string) => {
setForm(prev => ({
...prev,
reason,
}));
}, []);
const state = useMemo<ReallocationState>(
() => ({
form,
isSearchOpen,
isDatePickerOpen,
isReasonInputOpen,
isSubmitting,
}),
[form, isSearchOpen, isDatePickerOpen, isReasonInputOpen, isSubmitting],
);
const actions = useMemo<ReallocationActions>(
() => ({
resetObservers,
toggleObserver,
changeDate,
changeShift,
changeRoom,
changeOriginRoom,
changeReason,
changeMealConfig,
toggleSearch,
closeSearch,
closeDatePicker,
closeReasonInput,
setDatePickerOpen: setIsDatePickerOpen,
setReasonInputOpen: setIsReasonInputOpen,
setSubmitting: setIsSubmitting,
}),
[
resetObservers,
toggleObserver,
changeDate,
changeShift,
changeRoom,
changeOriginRoom,
changeReason,
changeMealConfig,
toggleSearch,
closeSearch,
closeDatePicker,
closeReasonInput,
],
);
const value = useMemo<ReallocationContextValue>(
() => ({
state,
actions,
}),
[state, actions],
);
return (
<ReallocationContext.Provider value={value}>
{children}
</ReallocationContext.Provider>
);
};
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