frontend: api client, dynamic routes

crates/frontend/src/api-client.ts

@@ -0,0 +1,11 @@
+import axios, { type AxiosInstance } from "axios";
+
+const api_client: AxiosInstance = axios.create({
+    baseURL: import.meta.hot ? "http://localhost:54600/api/v1" : "/api/v1",
+    headers: {
+        "Content-Type": "application/json"
+    },
+    withCredentials: true,
+});
+
+export default api_client;

crates/frontend/src/components/Error.vue

@@ -0,0 +1,5 @@
+<template>
+    <h1>
+        <slot></slot>
+    </h1>
+</template>

crates/frontend/src/components/Login.vue

@@ -1,30 +1,21 @@
 <script setup lang="ts">
-import { ref } from 'vue';
-import router from '@/router';
+import { ref } from "vue";
+import router from "@/router";
+import User from "@/services/user";
 
 const email = defineModel("email");
 const password = defineModel("password");
 const errorMessage = ref(null);
 
 async function login() {
-    await fetch(import.meta.hot ? "http://localhost:54600/api/v1/user/login" : "/api/v1/user/login", {
-        method: "POST",
-        headers: {
-            "Content-Type": "application/json",
-        },
-        credentials: "include",
-        body: JSON.stringify({ email: email.value, password: password.value })
-    })
+    await User.login(email.value, password.value)
         .then(async response => {
-            //const isJson = response.headers.get('content-type')?.includes('application/json');
-            const data = await response.json();
-
-            if (!response.ok) {
-                const error = (data && data.message) || response.status;
-                return Promise.reject(error);
+            if (response.status != 200) {
+                return Promise.reject(response.data && response.data.message || response.status);
             }
 
-            router.push({ path: '/me' });
+            const login = response.data.user.login;
+            router.push({ path: `/${login}` });
         })
         .catch(error => {
             errorMessage.value = error;

crates/frontend/src/router.ts

@@ -1,11 +1,12 @@
-import { createRouter, createWebHistory } from 'vue-router';
+import { createRouter, createWebHistory } from "vue-router";
 
 const router = createRouter({
     history: createWebHistory(),
     routes: [
-        { path: '/', component: () => import('./views/Home.vue') },
-        { path: '/user/login', component: () => import('./views/SignIn.vue') },
-        { path: '/me', component: () => import('./views/Me.vue') }
+        { path: "/", component: () => import("@/views/Home.vue") },
+        { path: "/user/login", component: () => import("@/views/SignIn.vue") },
+        { path: "/:user", name: "User", component: () => import("@/views/User.vue") },
+        { path: "/:pathMatch(.*)*", component: () => import("@/views/Error.vue") }
     ]
 });
 

crates/frontend/src/services/user.ts

@@ -0,0 +1,17 @@
+import api_client from "@/api-client";
+
+class User {
+    async login(email: string, password: string): Promise<JSON> {
+        return await api_client.post("/user/login", JSON.stringify({ email: email, password: password }));
+    }
+
+    async get(login: any): Promise<JSON> {
+        return await api_client.get(`/user/${login}`);
+    }
+
+    async current(): Promise<JSON> {
+        return await api_client.get("/user/current");
+    }
+}
+
+export default new User();

crates/frontend/src/views/Base.vue

@@ -1,10 +1,25 @@
 <script setup lang="ts">
 import Meerkat from '@/components/icons/Meerkat.vue';
 import NavBar from '@/components/NavBar.vue';
+import User from "@/services/user";
+import { ref, onMounted } from 'vue';
 
-function next() {
-    window.location.pathname = "/me";
-};
+const user = ref(null);
+
+onMounted(async () => {
+    await User.current()
+        .then(async response => {
+            if (response.status != 200) {
+                return Promise.reject(response.data && response.data.message || response.status);
+            };
+            if (response.data.hasOwnProperty("user")) {
+                user.value = response.data.user;
+            };
+        })
+        .catch(e => {
+            console.error("Error occured:", e);
+        });
+});
 </script>
 
 <template>
@@ -14,10 +29,11 @@ function next() {
                 <Meerkat />
             </template>
             <template #right>
-                <RouterLink class="flex min-w-9 min-h-9 pt-1 pb-1 pl-3 pr-3 rounded hover:bg-zinc-600" to="/user/login">
+                <RouterLink v-if="user" class="flex min-w-9 min-h-9 pt-1 pb-1 pl-3 pr-3 rounded hover:bg-zinc-600"
+                    :to="{ name: 'User', params: { user: user.login } }">{{ user.name }}</RouterLink>
+                <RouterLink v-if="!user" class="flex min-w-9 min-h-9 pt-1 pb-1 pl-3 pr-3 rounded hover:bg-zinc-600"
+                    to="/user/login">
                     Sign In</RouterLink>
-                <a class="flex min-w-9 min-h-9 pt-1 pb-1 pl-3 pr-3 rounded hover:bg-zinc-600" href="/user/register">Sign
-                    up</a>
             </template>
         </NavBar>
 

crates/frontend/src/views/Error.vue

@@ -0,0 +1,10 @@
+<script setup lang="ts">
+import Base from "@/views/Base.vue";
+import Error from "@/components/Error.vue";
+</script>
+
+<template>
+    <Base>
+    <Error>Not Found</Error>
+    </Base>
+</template>

crates/frontend/src/views/Me.vue

@@ -1,47 +0,0 @@
-<script setup lang="ts">
-import Base from '@/views/Base.vue';
-import { ref, onMounted } from 'vue';
-import axios from 'axios';
-
-const email = ref(null);
-const name = ref(null);
-const is_admin = ref(null);
-const errorMessage = ref(null);
-
-onMounted(async () => {
-    const asd = await fetch(import.meta.hot ? "http://localhost:54600/api/v1/user/profile" : "/api/v1/user/profile", {
-        method: "GET",
-        headers: {
-            "Content-Type": "application/json",
-        },
-        credentials: "include",
-    })
-        .then(async response => {
-            const isJson = response.headers.get('content-type')?.includes('application/json');
-            const data = isJson && await response.json();
-
-            if (!response.ok) {
-                const error = (data && data.message) || response.status;
-                return Promise.reject(error);
-            }
-
-            name.value = data.user.name;
-            email.value = data.user.email;
-            is_admin.value = data.user.is_admin;
-        })
-        .catch(error => {
-            errorMessage.value = error;
-            console.error("Error occured:", error);
-        });
-})
-</script>
-
-<template>
-    <Base>
-    <p v-if="errorMessage" class="text-center pt-3 pb-3 bg-orange-900 rounded border border-orange-700">{{
-        errorMessage }}</p>
-    <p>{{ name }}</p>
-    <p>{{ email }}</p>
-    <p>{{ is_admin }}</p>
-    </Base>
-</template>

crates/frontend/src/views/User.vue

@@ -0,0 +1,54 @@
+<script setup lang="ts">
+import Base from '@/views/Base.vue';
+import Error from "@/components/Error.vue";
+import { ref, onMounted, watch } from 'vue';
+import { onBeforeRouteUpdate, useRoute } from 'vue-router'
+import User from "@/services/user";
+
+const route = useRoute();
+const name = ref(null);
+const error = ref(null);
+
+onMounted(async () => {
+    await User.get(route.params.user)
+        .then(async response => {
+            if (response.status != 200) {
+                return Promise.reject(response.data && response.data.message || response.status);
+            };
+            if (response.data.hasOwnProperty("user")) {
+                name.value = response.data.user.name;
+            } else {
+                error.value = "404 Not Found";
+            };
+        })
+        .catch(e => {
+            console.error("Error occured:", e);
+        });
+});
+
+watch(() => route.params.user, async (to, from) => {
+    await User.get(route.params.user)
+        .then(async response => {
+            if (response.status != 200) {
+                return Promise.reject(response.data && response.data.message || response.status);
+            };
+            if (response.data.hasOwnProperty("user")) {
+                name.value = response.data.user.name;
+            } else {
+                error.value = "404 Not Found";
+            };
+        })
+        .catch(e => {
+            console.error("Error occured:", e);
+        });
+});
+</script>
+
+<template>
+    <Base>
+    <div v-if="error">
+        <Error>{{ error }}</Error>
+    </div>
+    <p v-else>{{ name }}</p>
+    </Base>
+</template>

src/api/v1/middleware.rs

@@ -3,9 +3,10 @@ use std::sync::Arc;
 use axum::{
     body::Body,
     extract::{Request, State},
-    http::header,
+    http::{header, StatusCode},
     middleware::Next,
     response::IntoResponse,
+    Json,
 };
 use axum_extra::extract::CookieJar;
 
@@ -14,7 +15,7 @@ use crate::{db::user::User, state::AppState};
 use super::errors::AuthError;
 use super::token::TokenClaims;
 
-pub async fn jwt_auth(
+pub async fn jwt(
     cookie_jar: CookieJar,
     State(state): State<Arc<AppState>>,
     mut req: Request<Body>,
@@ -27,13 +28,8 @@ pub async fn jwt_auth(
             req.headers()
                 .get(header::AUTHORIZATION)
                 .and_then(|auth_header| auth_header.to_str().ok())
-                .and_then(|auth_value| {
-                    if auth_value.starts_with("Bearer ") {
-                        Some(auth_value[7..].to_owned())
-                    } else {
-                        None
-                    }
-                })
+                .and_then(|auth_value| auth_value.strip_prefix("Bearer "))
+                .map(|auth_token| auth_token.to_owned())
         });
 
     let token = token.ok_or_else(|| AuthError::MissingToken)?;
@@ -51,3 +47,28 @@ pub async fn jwt_auth(
     req.extensions_mut().insert(user);
     Ok(next.run(req).await)
 }
+
+pub async fn jwt_auth(
+    cookie_jar: CookieJar,
+    State(state): State<Arc<AppState>>,
+    mut req: Request<Body>,
+    next: Next,
+) -> Result<impl IntoResponse, StatusCode> {
+    let token = cookie_jar
+        .get("token")
+        .map(|cookie| cookie.value().to_string())
+        .or_else(|| {
+            req.headers()
+                .get(header::AUTHORIZATION)
+                .and_then(|auth_header| auth_header.to_str().ok())
+                .and_then(|auth_value| auth_value.strip_prefix("Bearer "))
+                .map(|auth_token| auth_token.to_owned())
+        });
+
+    let user_id = token
+        .and_then(|token| TokenClaims::validate(token, state.config.jwt.secret.to_owned()).ok())
+        .and_then(|claims| uuid::Uuid::parse_str(&claims.sub).ok());
+
+    req.extensions_mut().insert(user_id);
+    Ok(next.run(req).await)
+}

src/api/v1/mod.rs

@@ -34,7 +34,11 @@ pub fn routes(state: Arc<AppState>) -> Router {
         .route("/v1/user/remove", post(user::remove))
         .route("/v1/user/login", post(user::login))
         .route("/v1/user/logout", get(user::logout))
-        .route("/v1/user/profile", get(user::profile).route_layer(jwt))
+        .route(
+            "/v1/user/current",
+            get(user::current).route_layer(jwt.to_owned()),
+        )
+        .route("/v1/user/:login", get(user::profile).route_layer(jwt))
         .layer(cors)
         .fallback(fallback)
         .with_state(state)

src/api/v1/user.rs

@@ -1,5 +1,6 @@
 use argon2::Argon2;
 use argon2::{PasswordHash, PasswordVerifier};
+use axum::extract::Path;
 use axum::Extension;
 use axum::{
     extract::State,
@@ -29,6 +30,7 @@ pub struct RegisterUser {
 #[derive(serde::Serialize)]
 pub struct FilteredUser {
     pub id: String,
+    pub login: String,
     pub name: String,
     pub email: String,
     pub is_admin: bool,
@@ -43,6 +45,7 @@ impl FilteredUser {
     pub fn from(user: &User) -> Self {
         FilteredUser {
             id: user.id.to_string(),
+            login: user.login.to_string(),
             name: user.name.to_owned(),
             email: user.email.to_owned(),
             is_admin: user.is_admin,
@@ -137,7 +140,7 @@ pub async fn login(
         .http_only(true);
 
     let mut response =
-        Json(json!({"status": StatusCode::OK.to_string(), "token": token})).into_response();
+        Json(json!({"status": StatusCode::OK.to_string(), "token": token, "user": json!(FilteredUser::from(&user))})).into_response();
     response
         .headers_mut()
         .insert(header::SET_COOKIE, cookie.to_string().parse().unwrap());
@@ -162,9 +165,48 @@ pub async fn logout() -> Result<impl IntoResponse, (StatusCode, Json<serde_json:
 }
 
 pub async fn profile(
-    Extension(user): Extension<User>,
+    State(state): State<Arc<AppState>>,
+    Extension(user_id): Extension<Option<uuid::Uuid>>,
+    Path(login): Path<String>,
 ) -> Result<impl IntoResponse, (StatusCode, Json<serde_json::Value>)> {
+    let user = User::find(&state.database, User::by_login(login))
+        .await
+        .map_err(|_| ())
+        .unwrap();
+
+    let response = if let Some(user) = user {
+        json!({"status": StatusCode::OK.to_string(), "user": json!(FilteredUser::from(&user))})
+    } else {
+        json!({"status": StatusCode::NOT_FOUND.to_string()})
+    };
+
+    Ok(Json(response))
+}
+
+pub async fn current(
+    State(state): State<Arc<AppState>>,
+    Extension(user_id): Extension<Option<uuid::Uuid>>,
+) -> Result<impl IntoResponse, AuthError<impl std::error::Error>> {
+    let user = get_user(state, user_id).await?;
+
     Ok(Json(
-        json!({"status":"success","user":json!(FilteredUser::from(&user))}),
+        json!({"status": StatusCode::OK.to_string(), "user": json!(FilteredUser::from(&user))}),
     ))
 }
+
+async fn get_user(
+    state: Arc<AppState>,
+    user_id: Option<uuid::Uuid>,
+) -> Result<User, AuthError<impl std::error::Error>> {
+    let user = if let Some(user_id) = user_id {
+        User::find(&state.database, User::by_id(user_id))
+            .await
+            .map_err(AuthError::InternalError)
+    } else {
+        Err(AuthError::InvalidCredentials)
+    };
+
+    let user = user?.ok_or_else(|| AuthError::MissingUser)?;
+
+    Ok(user)
+}

src/db/user.rs

@@ -102,6 +102,13 @@ impl User {
             .filter(users::id.eq(id))
     }
 
+    pub fn by_login(login: String) -> BoxedQuery<'static> {
+        users::table
+            .into_boxed()
+            .select(User::as_select())
+            .filter(users::login.eq(login))
+    }
+
     pub async fn find(
         pool: &Pool,
         query: BoxedQuery<'static>,