Start to implement devices enrollment

central_backend/src/energy/energy_actor.rs

@@ -1,16 +1,20 @@
 use crate::constants;
+use crate::devices::device::DeviceId;
+use crate::devices::devices_list::DevicesList;
 use crate::energy::consumption;
 use crate::energy::consumption::EnergyConsumption;
 use actix::prelude::*;
 
 pub struct EnergyActor {
     curr_consumption: EnergyConsumption,
+    devices: DevicesList,
 }
 
 impl EnergyActor {
     pub async fn new() -> anyhow::Result<Self> {
         Ok(Self {
             curr_consumption: consumption::get_curr_consumption().await?,
+            devices: DevicesList::load()?,
         })
     }
 
@@ -62,3 +66,16 @@ impl Handler<GetCurrConsumption> for EnergyActor {
         self.curr_consumption
     }
 }
+
+/// Get current consumption
+#[derive(Message)]
+#[rtype(result = "bool")]
+pub struct CheckDeviceExists(DeviceId);
+
+impl Handler<CheckDeviceExists> for EnergyActor {
+    type Result = bool;
+
+    fn handle(&mut self, msg: CheckDeviceExists, _ctx: &mut Context<Self>) -> Self::Result {
+        self.devices.exists(&msg.0)
+    }
+}