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Update reset state docs (#2119)

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* Update how-to-reset-state.md

* Minor changes

* Update how-to-reset-state.md

Co-authored-by: Blazej Sewera <code@sewera.dev>

* Update how-to-reset-state.md

Co-authored-by: Blazej Sewera <code@sewera.dev>

---------

Co-authored-by: Blazej Sewera <code@sewera.dev>
This commit is contained in:
Danilo Britto 2023-10-14 18:34:07 -05:00 committed by GitHub
parent 90915ad1b8
commit 602e1e9ebe
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1 changed files with 28 additions and 24 deletions
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docs/guides/how-to-reset-state.md
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@ -29,15 +29,12 @@ const initialState: State = {
// create store
const useSlice = create<State & Actions>()((set, get) => ({
...initialState,
addSalmon: (qty: number) => {
set({ salmon: get().salmon + qty })
},
addTuna: (qty: number) => {
set({ tuna: get().tuna + qty })
},
reset: () => {
set(initialState)
},
@ -47,33 +44,42 @@ const useSlice = create<State & Actions>()((set, get) => ({
Resetting multiple stores at once
```ts
import { create as _create, StateCreator } from 'zustand'
import { create as _create } from 'zustand'
import type { StateCreator } from 'zustand'
const resetters: (() => void)[] = []
const storeResetFns = new Set<() => void>()
export const create = (<T extends unknown>(f: StateCreator<T> | undefined) => {
if (f === undefined) return create
const store = _create(f)
const initialState = store.getState()
resetters.push(() => {
store.setState(initialState, true)
const resetAllStores = () => {
storeResetFns.forEach((resetFn) => {
resetFn()
})
return store
}) as typeof _create
export const resetAllStores = () => {
for (const resetter of resetters) {
resetter()
}
}
export const create = (<T extends unknown>() => {
return (stateCreator: StateCreator<T>) => {
const store = _create(stateCreator)
const initialState = store.getState()
storeResetFns.add(() => {
store.setState(initialState, true)
})
return store
}
}) as typeof _create
```
Resetting bound store using Slices pattern
```ts
import create, { StateCreator } from 'zustand'
import create from 'zustand'
import type { StateCreator } from 'zustand'
const resetters: (() => void)[] = []
const sliceResetFns = new Set<() => void>()
export const resetAllSlices = () => {
sliceResetFns.forEach((resetFn) => {
resetFn()
})
}
const initialBearState = { bears: 0 }
@ -89,7 +95,7 @@ const createBearSlice: StateCreator<
[],
BearSlice
> = (set) => {
resetters.push(() => set(initialBearState))
sliceResetFns.add(() => set(initialBearState))
return {
...initialBearState,
addBear: () => set((state) => ({ bears: state.bears + 1 })),
@ -110,7 +116,7 @@ const createFishSlice: StateCreator<
[],
FishSlice
> = (set) => {
resetters.push(() => set(initialStateFish))
sliceResetFns.add(() => set(initialStateFish))
return {
...initialStateFish,
addFish: () => set((state) => ({ fishes: state.fishes + 1 })),
@ -122,8 +128,6 @@ const useBoundStore = create<BearSlice & FishSlice>()((...a) => ({
...createFishSlice(...a),
}))
export const resetAllSlices = () => resetters.forEach((resetter) => resetter())
export default useBoundStore
```