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); }; 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), }; } }; let listeners = []; let memoryState = { toasts: [] }; function dispatch(action) { console.log("aca"); memoryState = reducer(memoryState, action); listeners.forEach((listener) => { listener(memoryState); }); console.log(listeners); } function toast({ ...props }) { const id = genId(); console.log(id); 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(); }, }, }); console.log(id); return { id: id, dismiss, update, }; } const useToast = (listenersP, memoryStateP) => { listeners = listenersP; memoryState = memoryStateP; console.log('entrando'); return { toast, dismiss: (toastId) => dispatch({ type: "DISMISS_TOAST", toastId }), }; }; return { useToast, toast };