sidebar-manager-state.tsx182 lines · main
| 1 | import { ReactNode, useEffect } from 'react' |
| 2 | import { proxy, snapshot, useSnapshot } from 'valtio' |
| 3 | |
| 4 | import useLatest from '@/hooks/misc/useLatest' |
| 5 | |
| 6 | type SidebarHandlers = { |
| 7 | onOpen?: () => void |
| 8 | onClose?: () => void |
| 9 | } |
| 10 | |
| 11 | type ManagedSidebar = SidebarHandlers & { |
| 12 | id: string |
| 13 | component: () => ReactNode | undefined |
| 14 | } |
| 15 | |
| 16 | type SidebarManagerData = { |
| 17 | sidebars: Partial<Record<string, ManagedSidebar>> |
| 18 | activeSidebar: ManagedSidebar | undefined |
| 19 | pendingSidebarOpen: string | undefined |
| 20 | } |
| 21 | |
| 22 | type SidebarManagerState = SidebarManagerData & { |
| 23 | registerSidebar: ( |
| 24 | id: string, |
| 25 | component: () => ReactNode | undefined, |
| 26 | handlers?: SidebarHandlers |
| 27 | ) => void |
| 28 | unregisterSidebar: (id: string) => void |
| 29 | openSidebar: (id: string) => void |
| 30 | toggleSidebar: (id: string) => void |
| 31 | closeSidebar: (id: string) => void |
| 32 | isSidebarOpen: (id: string) => boolean |
| 33 | closeActive: () => void |
| 34 | clearActiveSidebar: () => void |
| 35 | } |
| 36 | |
| 37 | const INITIAL_SIDEBAR_MANAGER_DATA: SidebarManagerData = { |
| 38 | sidebars: {}, |
| 39 | activeSidebar: undefined, |
| 40 | pendingSidebarOpen: undefined, |
| 41 | } |
| 42 | |
| 43 | const createSidebarManagerState = () => { |
| 44 | const state: SidebarManagerState = proxy({ |
| 45 | ...INITIAL_SIDEBAR_MANAGER_DATA, |
| 46 | |
| 47 | registerSidebar( |
| 48 | id: string, |
| 49 | component: () => ReactNode | undefined, |
| 50 | handlers: SidebarHandlers = {} |
| 51 | ) { |
| 52 | state.sidebars[id] = { |
| 53 | id, |
| 54 | component, |
| 55 | ...handlers, |
| 56 | } |
| 57 | |
| 58 | // If this sidebar was pending to be opened, open it now |
| 59 | if (state.pendingSidebarOpen === id) { |
| 60 | state.pendingSidebarOpen = undefined |
| 61 | state.openSidebar(id) |
| 62 | } |
| 63 | }, |
| 64 | |
| 65 | unregisterSidebar(id: string) { |
| 66 | const panel = state.sidebars[id] |
| 67 | if (!panel) return |
| 68 | |
| 69 | delete state.sidebars[id] |
| 70 | |
| 71 | // Clear pending open if this sidebar was pending |
| 72 | if (state.pendingSidebarOpen === id) { |
| 73 | state.pendingSidebarOpen = undefined |
| 74 | } |
| 75 | |
| 76 | if (state.activeSidebar?.id === id) { |
| 77 | state.activeSidebar = undefined |
| 78 | panel.onClose?.() |
| 79 | } |
| 80 | }, |
| 81 | |
| 82 | openSidebar(id: string) { |
| 83 | const panel = state.sidebars[id] |
| 84 | if (!panel) { |
| 85 | // Queue the request - sidebar will be opened when it gets registered |
| 86 | state.pendingSidebarOpen = id |
| 87 | return |
| 88 | } |
| 89 | |
| 90 | // Clear any pending request since we're opening a sidebar now |
| 91 | state.pendingSidebarOpen = undefined |
| 92 | |
| 93 | if (state.activeSidebar?.id === id) { |
| 94 | return |
| 95 | } |
| 96 | |
| 97 | if (state.activeSidebar && state.activeSidebar.id !== id) { |
| 98 | const previousPanel = state.activeSidebar |
| 99 | previousPanel?.onClose?.() |
| 100 | } |
| 101 | |
| 102 | state.activeSidebar = panel |
| 103 | panel.onOpen?.() |
| 104 | }, |
| 105 | |
| 106 | toggleSidebar(id: string) { |
| 107 | const panel = state.sidebars[id] |
| 108 | if (!panel) { |
| 109 | console.warn(`Sidebar "${id}" is not registered. Register it before toggling.`) |
| 110 | return |
| 111 | } |
| 112 | |
| 113 | if (state.activeSidebar?.id === id) { |
| 114 | panel.onClose?.() |
| 115 | state.activeSidebar = undefined |
| 116 | return |
| 117 | } |
| 118 | |
| 119 | if (state.activeSidebar && state.activeSidebar.id !== id) { |
| 120 | const previousPanel = state.activeSidebar |
| 121 | previousPanel?.onClose?.() |
| 122 | } |
| 123 | |
| 124 | state.activeSidebar = panel |
| 125 | panel.onOpen?.() |
| 126 | }, |
| 127 | |
| 128 | closeSidebar(id: string) { |
| 129 | if (state.activeSidebar?.id !== id) return |
| 130 | |
| 131 | const panel = state.sidebars[id] |
| 132 | if (!panel) return |
| 133 | |
| 134 | panel.onClose?.() |
| 135 | state.activeSidebar = undefined |
| 136 | return |
| 137 | }, |
| 138 | |
| 139 | isSidebarOpen(id: string) { |
| 140 | return state.activeSidebar?.id === id |
| 141 | }, |
| 142 | |
| 143 | closeActive() { |
| 144 | if (!state.activeSidebar) return |
| 145 | state.activeSidebar?.onClose?.() |
| 146 | state.activeSidebar = undefined |
| 147 | }, |
| 148 | |
| 149 | clearActiveSidebar() { |
| 150 | state.activeSidebar = undefined |
| 151 | }, |
| 152 | }) |
| 153 | |
| 154 | return state |
| 155 | } |
| 156 | |
| 157 | export const sidebarManagerState = createSidebarManagerState() |
| 158 | |
| 159 | export const getSidebarManagerSnapshot = () => snapshot(sidebarManagerState) |
| 160 | |
| 161 | export const useSidebarManagerSnapshot = (options?: Parameters<typeof useSnapshot>[1]) => |
| 162 | useSnapshot(sidebarManagerState, options) |
| 163 | |
| 164 | export const useRegisterSidebar = ( |
| 165 | id: string, |
| 166 | component: () => ReactNode, |
| 167 | handlers: SidebarHandlers = {}, |
| 168 | enabled?: boolean |
| 169 | ) => { |
| 170 | const componentRef = useLatest(component) |
| 171 | const handlersRef = useLatest(handlers) |
| 172 | |
| 173 | useEffect(() => { |
| 174 | if (enabled) { |
| 175 | sidebarManagerState.registerSidebar(id, () => componentRef.current(), handlersRef.current) |
| 176 | } |
| 177 | |
| 178 | return () => { |
| 179 | sidebarManagerState.unregisterSidebar(id) |
| 180 | } |
| 181 | }, [id, enabled]) |
| 182 | } |