fix tank calculation, update bq34 driver

rust/Cargo.toml

@@ -76,7 +76,7 @@ serde_json = "1.0.108"
 strum = { version = "0.26.1", features = ["derive"] }
 once_cell = "1.19.0"
 measurements = "0.11.0"
-bq34z100 = "0.1.0"
+bq34z100 = "0.2.1"
 
 [build-dependencies]
 embuild = "0.31.3"

rust/build.rs

@@ -25,7 +25,7 @@ fn main() {
         }
         Err(_) => {
             println!("Assuming build on linux");
-            let output = Command::new("bash")
+            let output = Command::new("npx")
                 .arg("webpack")
                 .current_dir("./src_webpack")
                 .output()

rust/src/main.rs

@@ -236,8 +236,10 @@ fn safe_main() -> anyhow::Result<()> {
     };
 
     println!("attempting to connect wifi");
+    let mut ip_address: Option<String>  = None;
     match board.wifi(wifi.ssid, wifi.password, 10000) {
-        Ok(_) => {
+        Ok(ip_info) => {
+            ip_address  = Some(ip_info.ip.to_string());
             online_mode = OnlineMode::Wifi;
         }
         Err(_) => {
@@ -292,6 +294,14 @@ fn safe_main() -> anyhow::Result<()> {
     }
 
     if online_mode == OnlineMode::Online {
+        match ip_address {
+            Some(add_some) => {
+                let _ = board.mqtt_publish(&config, "/firmware/address", add_some.as_bytes());
+            },
+            None => {
+                let _ = board.mqtt_publish(&config, "/firmware/address", "N/A?".as_bytes());
+            },
+        }
         let _ = board.mqtt_publish(&config, "/firmware/githash", git_hash.as_bytes());
         let _ = board.mqtt_publish(&config, "/firmware/buildtime", build_timestamp.as_bytes());
         let _ = board.mqtt_publish(&config, "/firmware/last_online", europe_time.to_rfc3339().as_bytes());
@@ -679,7 +689,7 @@ fn determine_tank_state(
                 );
             })
             .and_then(|percent| {
-                rv.left_ml = (percent * config.tank_useable_ml as f32) as u32;
+                rv.left_ml = ((percent * config.tank_useable_ml as f32) / 100_f32) as u32;
                 println!(
                     "Tank sensor returned mv {} as {}% leaving {} ml useable",
                     rv.raw, percent as u8, rv.left_ml
@@ -691,12 +701,12 @@ fn determine_tank_state(
                         percent as u8, config.tank_warn_percent
                     );
                 }
-                if config.tank_empty_percent > percent as u8 {
+                if config.tank_empty_percent < percent as u8 {
                     println!(
-                        "Empty water, current percent is {}, minimum empty level is {}",
+                        "Enough water, current percent is {}, minimum empty level is {}",
                         percent as u8, config.tank_empty_percent
                     );
-                    rv.enough_water = false;
+                    rv.enough_water = true;
                 }
                 return Ok(());
             });

rust/src/plant_hal.rs

@@ -7,6 +7,7 @@ use embedded_svc::wifi::{
 use esp_idf_hal::i2c::{I2cConfig, I2cDriver, I2cError};
 use esp_idf_hal::units::FromValueType;
 use esp_idf_svc::eventloop::EspSystemEventLoop;
+use esp_idf_svc::ipv4::IpInfo;
 use esp_idf_svc::mqtt::client::QoS::AtLeastOnce;
 use esp_idf_svc::mqtt::client::QoS::ExactlyOnce;
 use esp_idf_svc::mqtt::client::{EspMqttClient, LwtConfiguration, MqttClientConfiguration};
@@ -94,7 +95,7 @@ pub trait PlantCtrlBoardInteraction {
         ssid: heapless::String<32>,
         password: Option<heapless::String<64>>,
         max_wait: u32,
-    ) -> Result<()>;
+    ) -> Result<IpInfo>;
     fn sntp(&mut self, max_wait: u32) -> Result<chrono::DateTime<Utc>>;
     fn mount_file_system(&mut self) -> Result<()>;
     fn file_system_size(&mut self) -> Result<FileSystemSizeInfo>;
@@ -393,7 +394,7 @@ impl PlantCtrlBoardInteraction for PlantCtrlBoard<'_> {
         ssid: heapless::String<32>,
         password: Option<heapless::String<64>>,
         max_wait: u32,
-    ) -> Result<()> {
+    ) -> Result<IpInfo> {
         match password {
             Some(pw) => {
                 //TODO expect error due to invalid pw or similar! //call this during configuration and check if works, revert to config mode if not
@@ -448,7 +449,7 @@ impl PlantCtrlBoardInteraction for PlantCtrlBoard<'_> {
         //update freertos registers ;)
         let address = self.wifi_driver.sta_netif().get_ip_info().unwrap();
         println!("IP info: {:?}", address);
-        Ok(())
+        Ok(address)
     }
 
     fn mount_file_system(&mut self) -> Result<()> {
@@ -620,6 +621,7 @@ impl PlantCtrlBoardInteraction for PlantCtrlBoard<'_> {
                 qos: AtLeastOnce,
                 retain: true,
             }),
+            keep_alive_interval : Some(Duration::from_secs(60*60*2)),
             //room for improvement
             ..Default::default()
         };

rust/src/webserver/config.html

@@ -40,7 +40,7 @@
     </div>
     <div>
       <input type="number" min="1" max="500000" id="tank_warn_percent">
-      Tank Warn below mL
+      Tank Warn Percent (mapped in relation to empty and full)
     </div>
     <div>
       <input type="number" min="0" max="100" id="tank_empty_percent">