File size: 3,085 Bytes
7a7199f | 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 | "use client";
// Inspired by react-hot-toast library
import * as React from "react"
const TOAST_LIMIT = 1
const TOAST_REMOVE_DELAY = 1000000
const actionTypes = {
ADD_TOAST: "ADD_TOAST",
UPDATE_TOAST: "UPDATE_TOAST",
DISMISS_TOAST: "DISMISS_TOAST",
REMOVE_TOAST: "REMOVE_TOAST"
}
let count = 0
function genId() {
count = (count + 1) % Number.MAX_SAFE_INTEGER
return count.toString();
}
const toastTimeouts = new Map()
const addToRemoveQueue = (toastId) => {
if (toastTimeouts.has(toastId)) {
return
}
const timeout = setTimeout(() => {
toastTimeouts.delete(toastId)
dispatch({
type: "REMOVE_TOAST",
toastId: toastId,
})
}, TOAST_REMOVE_DELAY)
toastTimeouts.set(toastId, timeout)
}
export const reducer = (state, action) => {
switch (action.type) {
case "ADD_TOAST":
return {
...state,
toasts: [action.toast, ...state.toasts].slice(0, TOAST_LIMIT),
};
case "UPDATE_TOAST":
return {
...state,
toasts: state.toasts.map((t) =>
t.id === action.toast.id ? { ...t, ...action.toast } : t),
};
case "DISMISS_TOAST": {
const { toastId } = action
// ! Side effects ! - This could be extracted into a dismissToast() action,
// but I'll keep it here for simplicity
if (toastId) {
addToRemoveQueue(toastId)
} else {
state.toasts.forEach((toast) => {
addToRemoveQueue(toast.id)
})
}
return {
...state,
toasts: state.toasts.map((t) =>
t.id === toastId || toastId === undefined
? {
...t,
open: false,
}
: t),
};
}
case "REMOVE_TOAST":
if (action.toastId === undefined) {
return {
...state,
toasts: [],
}
}
return {
...state,
toasts: state.toasts.filter((t) => t.id !== action.toastId),
};
}
}
const listeners = []
let memoryState = { toasts: [] }
function dispatch(action) {
memoryState = reducer(memoryState, action)
listeners.forEach((listener) => {
listener(memoryState)
})
}
function toast({
...props
}) {
const id = genId()
const update = (props) =>
dispatch({
type: "UPDATE_TOAST",
toast: { ...props, id },
})
const dismiss = () => dispatch({ type: "DISMISS_TOAST", toastId: id })
dispatch({
type: "ADD_TOAST",
toast: {
...props,
id,
open: true,
onOpenChange: (open) => {
if (!open) dismiss()
},
},
})
return {
id: id,
dismiss,
update,
}
}
function useToast() {
const [state, setState] = React.useState(memoryState)
React.useEffect(() => {
listeners.push(setState)
return () => {
const index = listeners.indexOf(setState)
if (index > -1) {
listeners.splice(index, 1)
}
};
}, [state])
return {
...state,
toast,
dismiss: (toastId) => dispatch({ type: "DISMISS_TOAST", toastId }),
};
}
export { useToast, toast }
|