Add renogy bp

src/config.rs

@@ -7,6 +7,16 @@ pub struct Config {
     pub poll_interval_s: f64,
     pub thermal_alarm_temp_c: f64,
     pub influx: Option<InfluxConfig>,
+    pub renogy: RenogyConfig,
+}
+
+#[derive(Debug, Clone)]
+pub struct RenogyConfig {
+    pub serial_path: Option<String>,
+    pub slave_address: u8,
+    pub baud_rate: u32,
+    pub poll_interval_s: f64,
+    pub timeout_ms: u64,
 }
 
 #[derive(Debug, Clone)]
@@ -29,6 +39,31 @@ impl Default for Config {
             poll_interval_s: 2.0,
             thermal_alarm_temp_c: 80.0,
             influx: InfluxConfig::from_env(),
+            renogy: RenogyConfig::from_env(),
+        }
+    }
+}
+
+impl RenogyConfig {
+    pub fn from_env() -> Self {
+        Self {
+            serial_path: std::env::var("TOWERD_RENOGY_SERIAL").ok(),
+            slave_address: std::env::var("TOWERD_RENOGY_SLAVE")
+                .ok()
+                .and_then(|s| s.parse().ok())
+                .unwrap_or(crate::renogy::registers::SLAVE_ADDRESS_DEFAULT),
+            baud_rate: std::env::var("TOWERD_RENOGY_BAUD")
+                .ok()
+                .and_then(|s| s.parse().ok())
+                .unwrap_or(crate::renogy::registers::BAUD_RATE),
+            poll_interval_s: std::env::var("TOWERD_RENOGY_INTERVAL_S")
+                .ok()
+                .and_then(|s| s.parse().ok())
+                .unwrap_or(10.0),
+            timeout_ms: std::env::var("TOWERD_RENOGY_TIMEOUT_MS")
+                .ok()
+                .and_then(|s| s.parse().ok())
+                .unwrap_or(1000),
         }
     }
 }