Microsoft Authentication (#29)

* a

* try to do more work on auth signing (untested)

* well auth works when i remove the d= so

* auth stuff

* sessionserver stuff

* add auth in azalea-protocol/client

* caching*

refreshing microsoft auth tokens isn't implemented yet, also i haven't tested it

* how did i not notice that i had the code duplicated

* fix cache

* add refreshing msa token

* replace some printlns with log::trace

* auth works!

* Update main.rs

* fix clippy warnings

1 files changed, 26 insertions, 1 deletions

diff --git a/azalea-client/src/account.rs b/azalea-client/src/account.rs
index c554908f..94e84ab8 100644
--- a/azalea-client/src/account.rs
+++ b/azalea-client/src/account.rs
@@ -1,20 +1,45 @@
 //! Connect to Minecraft servers.
 
-use crate::{client::JoinError, Client, Event};
+use crate::{client::JoinError, get_mc_dir, Client, Event};
 use azalea_protocol::ServerAddress;
 use tokio::sync::mpsc::UnboundedReceiver;
+use uuid::Uuid;
 
 /// Something that can join Minecraft servers.
 pub struct Account {
     pub username: String,
+    /// The access token for authentication. You can obtain one of these
+    /// manually from azalea-auth.
+    pub access_token: Option<String>,
+    /// Only required for online-mode accounts.
+    pub uuid: Option<uuid::Uuid>,
 }
 impl Account {
     pub fn offline(username: &str) -> Self {
         Self {
             username: username.to_string(),
+            access_token: None,
+            uuid: None,
         }
     }
 
+    pub async fn microsoft(email: &str) -> Result<Self, azalea_auth::AuthError> {
+        let minecraft_dir = get_mc_dir::minecraft_dir().unwrap();
+        let auth_result = azalea_auth::auth(
+            email,
+            azalea_auth::AuthOpts {
+                cache_file: Some(minecraft_dir.join("azalea-auth.json")),
+                ..Default::default()
+            },
+        )
+        .await?;
+        Ok(Self {
+            username: auth_result.profile.name,
+            access_token: Some(auth_result.access_token),
+            uuid: Some(Uuid::parse_str(&auth_result.profile.id).expect("Invalid UUID")),
+        })
+    }
+
     /// Joins the Minecraft server on the given address using this account.
     pub async fn join(
         &self,