@attio/react-native-bottom-sheet-toolbox/dist/module/context/keyboard/internal-keyboard-context.js

"use strict";

import { nanoid } from "nanoid/non-secure";
import * as React from "react";
import { useDerivedValue, useSharedValue } from "react-native-reanimated";
import { jsx as _jsx } from "react/jsx-runtime";
const InternalKeyboardContext = /*#__PURE__*/React.createContext(null);
function useInternalKeyboardContext() {
  const context = React.useContext(InternalKeyboardContext);
  if (!context) {
    throw new Error("InternalKeyboardProvider not found.");
  }
  return context;
}
/**
 * The internal provider which maintains the additional keyboard height state.
 */
export function InternalKeyboardProvider({
  children
}) {
  const [additionalKeyboardHeights, setAdditionalKeyboardHeights] = React.useState({});
  const value = React.useMemo(() => ({
    additionalKeyboardHeights,
    setAdditionalKeyboardHeights
  }), [additionalKeyboardHeights]);
  return /*#__PURE__*/_jsx(InternalKeyboardContext.Provider, {
    value: value,
    children: children
  });
}

/**
 * Returns a shared value representing the total of all additional keyboard
 * heights.
 */
export function useAdditionalKeyboardHeightTotal() {
  const {
    additionalKeyboardHeights
  } = useInternalKeyboardContext();
  return useDerivedValue(() => Object.values(additionalKeyboardHeights).reduce((accumulator, value) => accumulator + value.get(), 0), [additionalKeyboardHeights]);
}

/**
 * Returns a shared value enabling you to attach an artificial offset to the
 * internal keyboard height.
 *
 * This is useful when implementing features such as keyboard toolbars.
 */
export function useAdditionalKeyboardHeight(id = nanoid()) {
  const {
    additionalKeyboardHeights,
    setAdditionalKeyboardHeights
  } = useInternalKeyboardContext();
  const newHeightSharedValue = useSharedValue(0);
  const heightSharedValue = additionalKeyboardHeights[id] ?? newHeightSharedValue;
  React.useEffect(() => {
    setAdditionalKeyboardHeights(previous => ({
      ...previous,
      [id]: heightSharedValue
    }));
    return () => {
      setAdditionalKeyboardHeights(previous => {
        const next = {
          ...previous
        };
        delete next[id];
        return next;
      });
    };
  }, [heightSharedValue, id, setAdditionalKeyboardHeights]);
  return heightSharedValue;
}
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