All files / apps/reallocation/src/screens/Reallocation context.tsx

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import React, { useCallback, useMemo, useState } from 'react';
 
import { createScopedContext } from '@repo/hooks/createScopedContext';
 
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 {
  Context: ReallocationContext,
  useStateSelector: useReallocationStateSelector,
  useActionsSelector: useReallocationActionsSelector,
} = createScopedContext<ReallocationState, ReallocationActions>(
  'Reallocation context hooks must be used within ReallocationContextProvider',
);
 
export { useReallocationActionsSelector, useReallocationStateSelector };
 
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 [isSameOffice, setIsSameOffice] = 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,
      isSameOffice,
    }),
    [
      form,
      isSearchOpen,
      isDatePickerOpen,
      isReasonInputOpen,
      isSubmitting,
      isSameOffice,
    ],
  );
 
  const actions = useMemo<ReallocationActions>(
    () => ({
      resetObservers,
      toggleObserver,
      changeDate,
      changeShift,
      changeRoom,
      changeOriginRoom,
      changeReason,
      changeMealConfig,
      toggleSearch,
      closeSearch,
      closeDatePicker,
      closeReasonInput,
      setDatePickerOpen: setIsDatePickerOpen,
      setReasonInputOpen: setIsReasonInputOpen,
      setSubmitting: setIsSubmitting,
      setIsSameOffice,
    }),
    [
      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>
  );
};