Test tasmota interface

.vscode/launch.json

@@ -0,0 +1,16 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "lldb",
+            "request": "launch",
+            "name": "Debug",
+            "program": "${workspaceFolder}/<executable file>",
+            "args": [],
+            "cwd": "${workspaceFolder}"
+        }
+    ]
+}

devices.conf

@@ -1,6 +1,8 @@
 {
   "plugs": [
-    "Dev1",
+    "Tasmota-Plug-1",
-    "Dev2"
+    "Tasmota-Plug-2",
+    "Tasmota-Plug-3",
+    "Tasmota-Plug-4"
   ]
 }

src/tasmota.rs

@@ -1,4 +1,6 @@
 use anyhow::Result;
+use serde::Deserialize;
+use serde_json::from_str;
 
 pub struct Tasmota {
     device: String,
@@ -15,11 +17,18 @@ impl Tasmota {
         &self.device
     }
 
-    fn command(&self, command: &str) -> String {
+    fn command<'a>(&self, command: impl IntoIterator<Item = &'a str>) -> String {
-        format!("http://{}/cm?cmnd={}", self.device, command)
+        let mut str = String::new();
+
+        for s in command.into_iter() {
+            str += s;
+            str += "%20";
         }
 
-    async fn post(&self, command: &str) -> Result<String> {
+        format!("http://{}/cm?cmnd={}", self.device, str)
+    }
+
+    async fn post<'a>(&self, command: impl IntoIterator<Item = &'a str>) -> Result<String> {
         Ok(reqwest::Client::new()
             .post(&self.command(command))
             .send()
@@ -28,7 +37,7 @@ impl Tasmota {
             .await?)
     }
 
-    async fn get(&self, command: &str) -> Result<String> {
+    async fn get<'a>(&self, command: impl IntoIterator<Item = &'a str>) -> Result<String> {
         Ok(reqwest::Client::new()
             .get(&self.command(command))
             .send()
@@ -38,32 +47,162 @@ impl Tasmota {
     }
 
     pub async fn turn_on_led(&self) -> Result<()> {
-        self.post("LedPower=1").await?;
+        self.post(["LedPower", "1"]).await?;
 
         Ok(())
     }
 
     pub async fn turn_off_led(&self) -> Result<()> {
-        self.post("LedPower=2").await?;
+        self.post(["LedPower", "0"]).await?;
 
         Ok(())
     }
 
     pub async fn switch_on(&self) -> Result<()> {
-        self.post("Power0=1").await?;
+        self.post(["Power0", "1"]).await?;
 
         Ok(())
     }
 
     pub async fn switch_off(&self) -> Result<()> {
-        self.post("Power0=0").await?;
+        self.post(["Power0", "0"]).await?;
 
         Ok(())
     }
 
-    pub async fn read_power_usage(&self) -> Result<f32> {
+    pub async fn power_state(&self) -> Result<bool> {
-        let res = self.get("Status=8").await?;
+        let res = self.get(["Power0"]).await?;
 
-        Ok(res.parse()?)
+        let state = PowerState::from_str(&res)?;
+
+        Ok(state.is_on())
+    }
+
+    pub async fn read_power_usage(&self) -> Result<f32> {
+        let res = self.get(["Status", "8"]).await?;
+
+        let status = Status::from_str(&res)?;
+
+        Ok(status.StatusSNS.ENERGY.Power)
+    }
+
+    pub async fn led_state(&self) -> Result<bool> {
+        let res = self.get(["LedState"]).await?;
+
+        let state = LedState::from_str(&res)?;
+
+        Ok(state.LedState != 0)
+    }
+}
+
+#[cfg(test)]
+mod test {
+    use std::{thread, time::Duration};
+
+    use super::*;
+
+    use anyhow::Result;
+
+    #[tokio::test]
+    async fn test_connection() -> Result<()> {
+        let dev = Tasmota::new("Tasmota-Plug-1");
+
+        let power = dev.read_power_usage().await?;
+
+        println!("{power}");
+
+        Ok(())
+    }
+
+    #[tokio::test]
+    async fn test_toggle() -> Result<()> {
+        let dev = Tasmota::new("Tasmota-Plug-4");
+
+        dev.switch_off().await?;
+        assert_eq!(dev.power_state().await?, false);
+
+        thread::sleep(Duration::from_secs(5));
+
+        dev.switch_on().await?;
+        assert_eq!(dev.power_state().await?, true);
+
+        Ok(())
+    }
+
+    #[tokio::test]
+    async fn test_led() -> Result<()> {
+        let dev = Tasmota::new("Tasmota-Plug-4");
+
+        dev.turn_off_led().await?;
+        assert_eq!(dev.led_state().await?, false);
+
+        thread::sleep(Duration::from_secs(5));
+
+        dev.turn_on_led().await?;
+        assert_eq!(dev.led_state().await?, true);
+
+        Ok(())
+    }
+}
+
+#[allow(non_snake_case)]
+#[derive(Deserialize, Debug)]
+pub struct Status {
+    pub StatusSNS: StatusSNS,
+}
+
+impl Status {
+    fn from_str(s: &str) -> Result<Self> {
+        Ok(from_str(s)?)
+    }
+}
+
+#[allow(non_snake_case)]
+#[derive(Deserialize, Debug)]
+pub struct StatusSNS {
+    pub Time: String,
+    pub ENERGY: Energy,
+}
+
+#[allow(non_snake_case)]
+#[derive(Deserialize, Debug)]
+pub struct Energy {
+    pub TotalStartTime: String,
+    pub Total: f32,
+    pub Yesterday: f32,
+    pub Today: f32,
+    pub Power: f32,
+    pub ApparentPower: u32,
+    pub ReactivePower: u32,
+    pub Factor: f32,
+    pub Voltage: u32,
+    pub Current: f32,
+}
+
+#[allow(non_snake_case)]
+#[derive(Deserialize, Debug)]
+pub struct LedState {
+    LedState: u8,
+}
+
+impl LedState {
+    fn from_str(s: &str) -> Result<Self> {
+        Ok(from_str(s)?)
+    }
+}
+
+#[allow(non_snake_case)]
+#[derive(Deserialize, Debug)]
+pub struct PowerState {
+    POWER: String,
+}
+
+impl PowerState {
+    fn from_str(s: &str) -> Result<Self> {
+        Ok(from_str(s)?)
+    }
+
+    pub fn is_on(&self) -> bool {
+        self.POWER == "ON"
     }
 }