set by name, not by index

src/bin/cli.rs

@@ -2,7 +2,7 @@ use clap::{Parser, Subcommand};
 
 #[derive(Parser)]
 pub struct PowerCommand {
-    index: usize,
+    name: String,
     #[command(subcommand)]
     state: power::types::PowerState,
 }
@@ -23,9 +23,9 @@ impl Commands {
             }),
             Self::Set(command) => {
                 // let c = Controller::new_from_file(config_file).unwrap();
-                tokio::spawn(async move {
-                    s.try_set_power(command.index, command.state).await.unwrap();
-                })
+                tokio::spawn(
+                    async move { s.try_set_power(&command.name, command.state).await.unwrap() },
+                )
             }
         };
         handle.await.unwrap();

src/system.rs

@@ -50,9 +50,14 @@ impl System {
         Ok(())
     }
 
-    pub async fn try_set_power(&self, index: usize, state: types::PowerState) -> Result<(), Error> {
-        //TODO: check bounds
-        self.components[index].set_power(state).await?;
-        Ok(())
+    pub async fn try_set_power(&self, name: &str, state: types::PowerState) -> Result<(), Error> {
+        match self
+            .components
+            .iter()
+            .find(|&component| component.config.name == name)
+        {
+            Some(component) => component.set_power(state).await,
+            None => Err(Error::DeviceNameNotFound(String::from(name))),
+        }
     }
 }

src/tasmota.rs

@@ -29,8 +29,8 @@ pub struct StatusResponse {
 
 #[derive(Deserialize, Clone)]
 pub struct TasmotaInterfaceConfig {
-    name: String,
-    target: String,
+    pub name: String,
+    pub target: String,
 }
 
 impl TasmotaInterfaceConfig {
@@ -41,7 +41,7 @@ impl TasmotaInterfaceConfig {
 }
 
 pub struct TasmotaInterface {
-    config: TasmotaInterfaceConfig,
+    pub config: TasmotaInterfaceConfig,
     client: Client,
 }
 

src/types.rs

@@ -12,6 +12,8 @@ pub enum Error {
     RequestError(#[from] reqwest::Error),
     #[error("JSON Parse error")]
     JsonParseError(#[from] serde_json::Error),
+    #[error("device {0} not found")]
+    DeviceNameNotFound(String),
 }
 
 #[derive(Serialize, Deserialize, Parser, Clone)]