feature (accounts): implemented an account manager

.gitignore

@@ -1,5 +1,5 @@
 target/
-data/
+userdata/
 
 # IDE stuff
 .idea

src/accounts.rs

@@ -0,0 +1,117 @@
+use std::fs;
+use std::path::Path;
+use matrix_sdk::{Client,
+                 config::SyncSettings,
+                 ruma::{user_id,
+                        events::room::message::SyncRoomMessageEvent,
+                        exports::serde_json},
+                 Session};
+use anyhow::{Error, Result};
+use serde::{Deserialize, Serialize};
+use crate::app;
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct Account {
+    homeserver: String,
+    id: u32,
+
+    session: Session,
+    sync_token: Option<String>,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct AccountManager {
+    selected_account_index: u32,
+    accounts: Vec<Account>,
+}
+
+impl AccountManager {
+    pub fn new() -> Self {
+        let json_file: &Path = Path::new("userdata/accounts.json");
+        return if json_file.exists() {
+            let serialized = fs::read_to_string(json_file).expect("ailed to read json");
+            serde_json::from_str(&serialized).expect("failed to deserialize json")
+        } else {
+            Self {
+                selected_account_index: 0,
+                accounts: Vec::new(),
+            }
+        }
+    }
+
+    pub async fn add(&mut self, homeserver: &str, username: &str, password: &str) -> Result<Client> {
+        let client = Client::builder()
+            .homeserver_url(homeserver)
+            .sled_store("userdata/data", Some("supersecure"))?
+            .build()
+            .await?;
+
+        client
+            .login_username(username, password)
+            .initial_device_display_name("Trinitrix")
+            .send()
+            .await?;
+
+        let session = client.session().expect("failed to get session");
+
+        println!("logged in as {username} device ID: {}", session.device_id.as_str());
+
+
+        let account = Account {
+            homeserver: homeserver.to_string(),
+            id: self.accounts.len() as u32,
+            session,
+            sync_token: None
+        };
+
+        self.logout(&client).await?;
+        self.selected_account_index = account.id;
+        self.accounts.push(account);
+
+        self.save()?;
+
+        Ok(client)
+    }
+
+    pub async fn login(&mut self, account_id:u32) -> Result<Client> {
+        let account = match self.get(account_id) {
+            None => return Err(Error::msg("Invalid account ID")),
+            Some(a) => a,
+        };
+
+        let client = Client::builder()
+            .homeserver_url(&account.homeserver)
+            .sled_store("userdata/data", Some("supersecure"))?
+            .build()
+            .await?;
+
+        client.restore_login(account.session.clone()).await?;
+
+        println!("restored account: {} device ID: {}", &account.session.user_id, &account.session.device_id);
+
+        self.logout(&client).await?;
+        self.selected_account_index = account_id;
+
+        Ok(client)
+    }
+
+    pub async fn logout(&mut self, client: &Client) -> Result<()> {
+        // idk, do some matrix related stuff in here or something like that
+        Ok(())
+    }
+
+    pub fn get(&self, id: u32) -> Option<&Account> {
+        return self.accounts.get(id as usize);
+    }
+
+    pub fn current(&self) -> Option<&Account> {
+        return self.accounts.get(self.selected_account_index as usize);
+    }
+
+    pub fn save(&self) -> Result<()>{
+        let serialized = serde_json::to_string(self as &AccountManager)?;
+        fs::write("userdata/accounts.json", serialized)?;
+
+        Ok(())
+    }
+}

src/accounts/mod.rs

@@ -1,59 +0,0 @@
-use matrix_sdk::{Client, config::SyncSettings, ruma::{user_id, events::room::message::SyncRoomMessageEvent}, Session};
-use anyhow::{Error, Result};
-use matrix_sdk::ruma::exports::serde_json;
-use serde::{Deserialize, Serialize};
-
-#[derive(Debug, Serialize, Deserialize)]
-pub struct Account {
-    homeserver: String,
-
-    session: Session,
-    sync_token: Option<String>,
-}
-
-pub async fn account_add(homeserver:&str, username:&str, password:&str) -> anyhow::Result<Account> {
-    let client = Client::builder()
-        .homeserver_url(homeserver)
-        .sled_store("data", Some("supersecure"))?
-        .build()
-        .await?;
-
-    client
-        .login_username(username, password)
-        .initial_device_display_name("Trinitrix")
-        .send()
-        .await?;
-
-    let session = match client.session() {
-        None => return Err(Error::msg("session is None")),
-        Some(s) => s,
-    };
-
-    println!("logged in as {username} device ID: {}", session.device_id.as_str());
-
-    let account = Account {
-        homeserver: homeserver.to_string(),
-        session,
-        sync_token: None
-    };
-
-    let serialized_account = serde_json::to_string(&account)?;
-    println!("serialized account: {}", serialized_account);
-    // TODO: save serialized account info in userdata dir
-
-    Ok(account)
-}
-
-pub async fn account_login(account: Account) -> anyhow::Result<()> {
-    let client = Client::builder()
-        .homeserver_url(account.homeserver)
-        .sled_store("data", Some("supersecure"))?
-        .build()
-        .await?;
-
-    client.restore_login(account.session.clone()).await?;
-
-    println!("restored account: {} device ID: {}", &account.session.user_id, &account.session.device_id);
-
-    Ok(())
-}

src/app/mod.rs

@@ -0,0 +1,19 @@
+use crate::accounts;
+
+use matrix_sdk::{Client};
+use accounts::Account;
+use crate::accounts::AccountManager;
+
+pub struct App {
+    pub account_manager: accounts::AccountManager,
+    pub client: Option<Client>,
+}
+
+impl App {
+    pub fn new() -> Self {
+        Self {
+            account_manager: AccountManager::new(),
+            client: None
+        }
+    }
+}

src/main.rs

@@ -1,5 +1,6 @@
 mod ui;
 mod accounts;
+mod app;
 
 use matrix_sdk::ruma::exports::serde_json;
 use tokio::time::{sleep, Duration};
@@ -8,12 +9,13 @@ use tokio::time::{sleep, Duration};
 async fn main() -> anyhow::Result<()> {
     tracing_subscriber::fmt::init();
 
-    // accounts::account_add("https://nerdcult.net", "test", "abcd1234").await?;
+    let mut app = app::App::new();
 
-    let serialized_account = "{\"homeserver\":\"https://nerdcult.net\",\"session\":{\"access_token\":\"U2XH1vfu3dJTTPV7BIeZh2yGiMN49vBF\",\"user_id\":\"@test:nerdcult.net\",\"device_id\":\"UsdqFbcEC3\"},\"sync_token\":null}";
-    let account: accounts::Account = serde_json::from_str(serialized_account)?;
+    let client = app.account_manager.add("https://nerdcult.net", "test", "abcd1234").await?;
+    app.client = Some(client);
 
-    accounts::account_login(account).await?;
+    // let client = app.account_manager.login(0).await?;
+    // app.client = Some(client);
 
     Ok(())
 }