ivt/dist/chunks/use-toast-CLJJgfL0.mjs

Ivt Components Library

import * as React from 'react';

const TOAST_LIMIT = 1;
const TOAST_REMOVE_DELAY = 1000000;
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);
};
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 {
                    for (const toast of state.toasts){
                        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);
    for (const listener of listeners){
        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);
            }
        };
    }, []);
    return {
        ...state,
        toast,
        dismiss: (toastId)=>dispatch({
                type: "DISMISS_TOAST",
                toastId
            })
    };
}

export { toast as t, useToast as u };
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