chore: Extract non-order related functions into users module

These functions didn't really fit into `order` module.

mobile/native/src/api.rs

@@ -17,6 +17,7 @@ use crate::trade::order::api::NewOrder;
 use crate::trade::order::api::Order;
 use crate::trade::position;
 use crate::trade::position::api::Position;
+use crate::trade::users;
 use anyhow::Context;
 use anyhow::Result;
 use flutter_rust_bridge::frb;
@@ -326,7 +327,7 @@ pub fn get_seed_phrase() -> SyncReturn<Vec<String>> {
 /// Enroll a user in the beta program
 #[tokio::main(flavor = "current_thread")]
 pub async fn register_beta(email: String) -> Result<()> {
-    order::register_beta(email).await
+    users::register_beta(email).await
 }
 
 /// Send the Firebase token to the LSP for push notifications

mobile/native/src/trade/mod.rs

@@ -1,2 +1,3 @@
 pub mod order;
 pub mod position;
+pub mod users;

mobile/native/src/trade/order/mod.rs

@@ -165,4 +165,3 @@ impl From<OrderType> for orderbook_commons::OrderType {
         }
     }
 }
-

mobile/native/src/trade/users/mod.rs

@@ -0,0 +1,61 @@
+use crate::commons::reqwest_client;
+use crate::config;
+use crate::ln_dlc;
+use anyhow::anyhow;
+use anyhow::Context;
+use anyhow::Result;
+use coordinator_commons::RegisterParams;
+use coordinator_commons::TokenUpdateParams;
+
+pub async fn update_fcm_token(fcm_token: String) -> Result<()> {
+    let token_update = TokenUpdateParams {
+        pubkey: ln_dlc::get_node_info()?.pubkey.to_string(),
+        fcm_token,
+    };
+
+    reqwest_client()
+        .post(format!(
+            "http://{}/api/fcm_token",
+            config::get_http_endpoint()
+        ))
+        .json(&token_update)
+        .send()
+        .await
+        .context("Failed to update FCM token with coordinator")?
+        .error_for_status()?;
+    Ok(())
+}
+
+/// Enroll the user in the beta program
+pub async fn register_beta(email: String) -> Result<()> {
+    let register = RegisterParams {
+        pubkey: ln_dlc::get_node_info()?.pubkey,
+        email: Some(email),
+        nostr: None,
+    };
+
+    let client = reqwest_client();
+    let response = client
+        .post(format!(
+            "http://{}/api/register",
+            config::get_http_endpoint()
+        ))
+        .json(&register)
+        .send()
+        .await
+        .context("Failed to register beta program with coordinator")?;
+
+    if !response.status().is_success() {
+        let response_text = match response.text().await {
+            Ok(text) => text,
+            Err(err) => {
+                format!("could not decode response {err:#}")
+            }
+        };
+        return Err(anyhow!(
+            "Could not register email with coordinator: {response_text}"
+        ));
+    }
+    tracing::info!("Registered into beta program successfully");
+    Ok(())
+}