forked from crowetic/commerce
61 lines
1.2 KiB
TypeScript
61 lines
1.2 KiB
TypeScript
import React, { FC } from 'react'
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export interface State {
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displaySidebar: boolean
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}
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const initialState = {
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displaySidebar: false,
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}
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type Action =
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| {
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type: 'OPEN_SIDEBAR'
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}
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type: 'CLOSE_SIDEBAR'
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}
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export const UIContext = React.createContext<State | any>(initialState)
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UIContext.displayName = 'UIContext'
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export const UIProvider: FC = (props) => {
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const [state, dispatch] = React.useReducer(uiReducer, initialState)
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const openSidebar = () => dispatch({ type: 'OPEN_SIDEBAR' })
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const closeSidebar = () => dispatch({ type: 'CLOSE_SIDEBAR' })
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const value = {
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...state,
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openSidebar,
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closeSidebar,
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}
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return <UIContext.Provider value={value} {...props} />
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}
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export const useUI = () => {
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const context = React.useContext(UIContext)
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if (context === undefined) {
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throw new Error(`useUI must be used within a UIProvider`)
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}
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return context
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}
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function uiReducer(state: State, action: Action) {
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switch (action.type) {
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case 'OPEN_SIDEBAR': {
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return {
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...state,
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displaySidebar: true,
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}
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}
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case 'CLOSE_SIDEBAR': {
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return {
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...state,
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displaySidebar: false,
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}
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}
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}
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}
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