Record relays state

central_backend/src/app_config.rs

@@ -1,4 +1,4 @@
-use crate::devices::device::DeviceId;
+use crate::devices::device::{DeviceId, DeviceRelayID};
 use clap::{Parser, Subcommand};
 use std::path::{Path, PathBuf};
 
@@ -81,7 +81,7 @@ pub struct AppConfig {
     pub production_margin: i32,
 
     /// Energy refresh operations interval, in seconds
-    #[arg(short('i'), long, env, default_value_t = 30)]
+    #[arg(short('i'), long, env, default_value_t = 20)]
     pub refresh_interval: u64,
 
     /// Consumption backend provider
@@ -235,6 +235,18 @@ impl AppConfig {
     pub fn device_csr_path(&self, id: &DeviceId) -> PathBuf {
         self.devices_config_path().join(format!("{}.csr", id.0))
     }
+
+    /// Get relays runtime storage path
+    pub fn relays_runtime_stats_storage_path(&self) -> PathBuf {
+        self.storage_path().join("relays_runtime")
+    }
+
+    /// Get relay runtime stats path for a given day
+    pub fn relay_runtime_file_path(&self, relay_id: DeviceRelayID, day: u64) -> PathBuf {
+        self.relays_runtime_stats_storage_path()
+            .join(relay_id.0.to_string())
+            .join(day.to_string())
+    }
 }
 
 #[cfg(test)]