feat: added oauth based login and registration (#1)

Co-authored-by: Sharang Parnerkar <parnerkarsharang@gmail.com>
Reviewed-on: #1

src/infrastructure/state.rs

@@ -0,0 +1,61 @@
+use std::{
+    ops::{Deref, DerefMut},
+    sync::Arc,
+};
+
+use axum::extract::FromRequestParts;
+use serde::{Deserialize, Serialize};
+use tracing::debug;
+
+#[derive(Debug, Clone)]
+pub struct UserState(Arc<UserStateInner>);
+
+impl Deref for UserState {
+    type Target = UserStateInner;
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+
+impl From<UserStateInner> for UserState {
+    fn from(value: UserStateInner) -> Self {
+        Self(Arc::new(value))
+    }
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize, Default)]
+pub struct UserStateInner {
+    /// Subject in Oauth
+    pub sub: String,
+    /// Access Token
+    pub access_token: String,
+    /// Refresh Token
+    pub refresh_token: String,
+    /// User
+    pub user: User,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize, Default)]
+pub struct User {
+    /// Email
+    pub email: String,
+    /// Avatar Url
+    pub avatar_url: String,
+}
+
+impl<S> FromRequestParts<S> for UserState
+where
+    S: std::marker::Sync + std::marker::Send,
+{
+    type Rejection = super::Error;
+    async fn from_request_parts(
+        parts: &mut axum::http::request::Parts,
+        _: &S,
+    ) -> Result<Self, super::Error> {
+        parts
+            .extensions
+            .get::<UserState>()
+            .cloned()
+            .ok_or(super::Error::StateError("Unable to get extension".into()))
+    }
+}