chore: restructure and refine the ui (#199)

* update deps

* clean up

* add account crate

* add person crate

* add chat and chat ui crates

* .

* clean up the ui crate

* .

* .

crates/account/Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "account"
+version.workspace = true
+edition.workspace = true
+publish.workspace = true
+
+[dependencies]
+states = { path = "../states" }
+
+gpui.workspace = true
+
+nostr.workspace = true
+nostr-sdk.workspace = true
+
+anyhow.workspace = true
+smallvec.workspace = true
+smol.workspace = true
+log.workspace = true

crates/account/src/lib.rs

@@ -0,0 +1,54 @@
+use gpui::{App, AppContext, Context, Entity, Global, Task};
+use nostr_sdk::prelude::*;
+use smallvec::{smallvec, SmallVec};
+
+pub fn init(public_key: PublicKey, cx: &mut App) {
+    Account::set_global(cx.new(|cx| Account::new(public_key, cx)), cx);
+}
+
+struct GlobalAccount(Entity<Account>);
+
+impl Global for GlobalAccount {}
+
+pub struct Account {
+    /// The public key of the account
+    public_key: PublicKey,
+
+    /// Tasks for asynchronous operations
+    _tasks: SmallVec<[Task<()>; 1]>,
+}
+
+impl Account {
+    /// Retrieve the global account state
+    pub fn global(cx: &App) -> Entity<Self> {
+        cx.global::<GlobalAccount>().0.clone()
+    }
+
+    /// Check if the global account state exists
+    pub fn has_global(cx: &App) -> bool {
+        cx.has_global::<GlobalAccount>()
+    }
+
+    /// Remove the global account state
+    pub fn remove_global(cx: &mut App) {
+        cx.remove_global::<GlobalAccount>();
+    }
+
+    /// Set the global account instance
+    pub(crate) fn set_global(state: Entity<Self>, cx: &mut App) {
+        cx.set_global(GlobalAccount(state));
+    }
+
+    /// Create a new account instance
+    pub(crate) fn new(public_key: PublicKey, _cx: &mut Context<Self>) -> Self {
+        Self {
+            public_key,
+            _tasks: smallvec![],
+        }
+    }
+
+    /// Get the public key of the account
+    pub fn public_key(&self) -> PublicKey {
+        self.public_key
+    }
+}