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106
apps/Frontend/src/hooks/use-auth.tsx
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106
apps/Frontend/src/hooks/use-auth.tsx
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import { createContext, ReactNode, useContext } from "react";
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import {
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useQuery,
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useMutation,
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UseMutationResult,
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} from "@tanstack/react-query";
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import { insertUserSchema, User as SelectUser, InsertUser } from "@shared/schema";
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import { getQueryFn, apiRequest, queryClient } from "../lib/queryClient";
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import { useToast } from "../hooks/use-toast";
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type AuthContextType = {
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user: SelectUser | null;
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isLoading: boolean;
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error: Error | null;
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loginMutation: UseMutationResult<SelectUser, Error, LoginData>;
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logoutMutation: UseMutationResult<void, Error, void>;
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registerMutation: UseMutationResult<SelectUser, Error, InsertUser>;
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};
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type LoginData = Pick<InsertUser, "username" | "password">;
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export const AuthContext = createContext<AuthContextType | null>(null);
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export function AuthProvider({ children }: { children: ReactNode }) {
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const { toast } = useToast();
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const {
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data: user,
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error,
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isLoading,
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} = useQuery<SelectUser | undefined, Error>({
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queryKey: ["/api/user"],
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queryFn: getQueryFn({ on401: "returnNull" }),
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});
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const loginMutation = useMutation({
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mutationFn: async (credentials: LoginData) => {
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const res = await apiRequest("POST", "/api/login", credentials);
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return await res.json();
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},
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onSuccess: (user: SelectUser) => {
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queryClient.setQueryData(["/api/user"], user);
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},
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onError: (error: Error) => {
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toast({
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title: "Login failed",
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description: error.message,
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variant: "destructive",
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});
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},
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});
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const registerMutation = useMutation({
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mutationFn: async (credentials: InsertUser) => {
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const res = await apiRequest("POST", "/api/register", credentials);
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return await res.json();
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},
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onSuccess: (user: SelectUser) => {
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queryClient.setQueryData(["/api/user"], user);
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},
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onError: (error: Error) => {
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toast({
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title: "Registration failed",
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description: error.message,
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variant: "destructive",
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});
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},
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});
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const logoutMutation = useMutation({
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mutationFn: async () => {
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await apiRequest("POST", "/api/logout");
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},
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onSuccess: () => {
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queryClient.setQueryData(["/api/user"], null);
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},
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onError: (error: Error) => {
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toast({
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title: "Logout failed",
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description: error.message,
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variant: "destructive",
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});
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},
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});
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return (
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<AuthContext.Provider
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value={{
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user: user ?? null,
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isLoading,
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error,
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loginMutation,
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logoutMutation,
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registerMutation,
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}}
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>
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{children}
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</AuthContext.Provider>
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);
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}
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export function useAuth() {
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const context = useContext(AuthContext);
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if (!context) {
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throw new Error("useAuth must be used within an AuthProvider");
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}
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return context;
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}
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19
apps/Frontend/src/hooks/use-mobile.tsx
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19
apps/Frontend/src/hooks/use-mobile.tsx
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import * as React from "react"
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const MOBILE_BREAKPOINT = 768
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export function useIsMobile() {
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const [isMobile, setIsMobile] = React.useState<boolean | undefined>(undefined)
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React.useEffect(() => {
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const mql = window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`)
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const onChange = () => {
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setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
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}
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mql.addEventListener("change", onChange)
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setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
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return () => mql.removeEventListener("change", onChange)
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}, [])
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return !!isMobile
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}
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191
apps/Frontend/src/hooks/use-toast.ts
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191
apps/Frontend/src/hooks/use-toast.ts
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import * as React from "react"
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import type {
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ToastActionElement,
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ToastProps,
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} from "../components/ui/toast"
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const TOAST_LIMIT = 1
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const TOAST_REMOVE_DELAY = 1000000
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type ToasterToast = ToastProps & {
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id: string
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title?: React.ReactNode
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description?: React.ReactNode
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action?: ToastActionElement
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}
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const actionTypes = {
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ADD_TOAST: "ADD_TOAST",
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UPDATE_TOAST: "UPDATE_TOAST",
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DISMISS_TOAST: "DISMISS_TOAST",
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REMOVE_TOAST: "REMOVE_TOAST",
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} as const
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let count = 0
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function genId() {
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count = (count + 1) % Number.MAX_SAFE_INTEGER
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return count.toString()
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}
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type ActionType = typeof actionTypes
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type Action =
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| {
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type: ActionType["ADD_TOAST"]
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toast: ToasterToast
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}
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| {
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type: ActionType["UPDATE_TOAST"]
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toast: Partial<ToasterToast>
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}
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| {
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type: ActionType["DISMISS_TOAST"]
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toastId?: ToasterToast["id"]
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}
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| {
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type: ActionType["REMOVE_TOAST"]
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toastId?: ToasterToast["id"]
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}
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interface State {
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toasts: ToasterToast[]
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}
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const toastTimeouts = new Map<string, ReturnType<typeof setTimeout>>()
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const addToRemoveQueue = (toastId: string) => {
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if (toastTimeouts.has(toastId)) {
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return
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}
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const timeout = setTimeout(() => {
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toastTimeouts.delete(toastId)
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dispatch({
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type: "REMOVE_TOAST",
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toastId: toastId,
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})
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}, TOAST_REMOVE_DELAY)
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toastTimeouts.set(toastId, timeout)
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}
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export const reducer = (state: State, action: Action): State => {
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switch (action.type) {
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case "ADD_TOAST":
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return {
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...state,
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toasts: [action.toast, ...state.toasts].slice(0, TOAST_LIMIT),
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}
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case "UPDATE_TOAST":
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return {
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...state,
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toasts: state.toasts.map((t) =>
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t.id === action.toast.id ? { ...t, ...action.toast } : t
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),
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}
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case "DISMISS_TOAST": {
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const { toastId } = action
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// ! Side effects ! - This could be extracted into a dismissToast() action,
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// but I'll keep it here for simplicity
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if (toastId) {
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addToRemoveQueue(toastId)
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} else {
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state.toasts.forEach((toast) => {
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addToRemoveQueue(toast.id)
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})
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}
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return {
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...state,
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toasts: state.toasts.map((t) =>
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t.id === toastId || toastId === undefined
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? {
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...t,
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open: false,
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}
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: t
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),
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}
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}
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case "REMOVE_TOAST":
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if (action.toastId === undefined) {
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return {
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...state,
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toasts: [],
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}
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}
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return {
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...state,
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toasts: state.toasts.filter((t) => t.id !== action.toastId),
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}
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}
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}
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const listeners: Array<(state: State) => void> = []
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let memoryState: State = { toasts: [] }
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function dispatch(action: Action) {
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memoryState = reducer(memoryState, action)
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listeners.forEach((listener) => {
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listener(memoryState)
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})
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}
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type Toast = Omit<ToasterToast, "id">
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function toast({ ...props }: Toast) {
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const id = genId()
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const update = (props: ToasterToast) =>
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dispatch({
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type: "UPDATE_TOAST",
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toast: { ...props, id },
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})
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const dismiss = () => dispatch({ type: "DISMISS_TOAST", toastId: id })
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dispatch({
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type: "ADD_TOAST",
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toast: {
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...props,
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id,
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open: true,
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onOpenChange: (open) => {
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if (!open) dismiss()
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},
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},
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})
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return {
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id: id,
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dismiss,
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update,
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}
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}
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function useToast() {
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const [state, setState] = React.useState<State>(memoryState)
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React.useEffect(() => {
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listeners.push(setState)
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return () => {
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const index = listeners.indexOf(setState)
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if (index > -1) {
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listeners.splice(index, 1)
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}
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}
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}, [state])
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return {
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...state,
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toast,
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dismiss: (toastId?: string) => dispatch({ type: "DISMISS_TOAST", toastId }),
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}
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}
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export { useToast, toast }
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