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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 | 7x 7x 7x 7x 7x 3x 3x 53x 53x 53x 53x 37x 5x 5x 5x 53x 44x 131x 53x 53x 3x 771x 771x 771x | import React, { createContext, useContext, useReducer, ReactNode, useEffect } from 'react';
import type {
AccordionHeaderPosition,
AccordionIconProps,
AccordionNativeVariant,
} from '../../../Accordion.types';
type Action = { type: 'TOGGLE'; id: string } | { type: 'RESET' };
type State = {
openItems: string[];
};
type AccordionContextType = {
variant: AccordionNativeVariant;
multiple: boolean;
headerPosition: AccordionHeaderPosition;
openItems: string[];
isFlush: boolean;
isDisabled: boolean;
isItemOpen: (id: string) => boolean;
toggleItem: (id: string) => void;
icon: AccordionIconProps;
};
function reducer(state: State, action: Action & { multiple?: boolean }) {
switch (action.type) {
case 'TOGGLE': {
const { id, multiple = false } = action;
const isOpen = state.openItems.includes(id);
Iif (isOpen) {
return { openItems: state.openItems.filter((x) => x !== id) };
} else {
return {
openItems: multiple ? [...state.openItems, id] : [id],
};
}
}
case 'RESET':
return { openItems: [] };
default:
return state;
}
}
const AccordionContext = createContext<AccordionContextType | undefined>(undefined);
type AccordionProviderProps = {
children: ReactNode;
iconState: AccordionIconProps;
multiple?: boolean;
variant?: AccordionNativeVariant;
headerPosition?: AccordionHeaderPosition;
flush?: boolean;
disabled?: boolean;
defaultOpenIndex?: number;
onChange?: (openItems: string[]) => void;
};
export const AccordionProvider = ({
children,
iconState,
disabled,
multiple = false,
variant = 'primary',
headerPosition = 'top',
flush = false,
defaultOpenIndex,
onChange,
}: AccordionProviderProps) => {
// Start with empty state
const [state, dispatch] = useReducer(reducer, { openItems: [] });
const isFlush = flush;
const isDisabled = disabled || false;
// Set default open item after children are rendered
useEffect(() => {
if (defaultOpenIndex !== undefined) {
// Small delay to ensure children are rendered first
const timer = setTimeout(() => {
dispatch({ type: 'TOGGLE', id: `item-${defaultOpenIndex}`, multiple });
}, 0);
return () => clearTimeout(timer);
}
}, [defaultOpenIndex, multiple]);
// Call onChange when state changes
useEffect(() => {
Iif (onChange) {
onChange(state.openItems);
}
}, [state.openItems, onChange]);
const isItemOpen = (id: string) => state.openItems.includes(id);
const toggleItem = (id: string) => dispatch({ type: 'TOGGLE', id, multiple });
return (
<AccordionContext.Provider
value={{
variant,
multiple,
headerPosition,
isFlush,
isDisabled,
openItems: state.openItems,
isItemOpen,
toggleItem,
icon: iconState,
}}
>
{children}
</AccordionContext.Provider>
);
};
export const useAccordion = () => {
const ctx = useContext(AccordionContext);
Iif (!ctx) {
throw new Error('useAccordion must be used within an AccordionProvider');
}
return ctx;
};
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