From ef002e918cab9146142194a4bc3516dcb5f579f9 Mon Sep 17 00:00:00 2001
From: Empire <empirephoenix@yahoo.de>
Date: Sun, 26 Jan 2025 18:00:35 +0100
Subject: [PATCH] added ringbuffer

---
 rust/Cargo.toml       |  1 +
 rust/src/plant_hal.rs | 28 +++++++++++++++++++++++++---
 2 files changed, 26 insertions(+), 3 deletions(-)

diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index 062344c..c457648 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -81,6 +81,7 @@ eeprom24x = "0.7.2"
 url = "2.5.3"
 crc = "3.2.1"
 bincode = "1.3.3"
+ringbuffer = "0.15.0"
 
 
 [patch.crates-io]
diff --git a/rust/src/plant_hal.rs b/rust/src/plant_hal.rs
index 1837bd1..c136503 100644
--- a/rust/src/plant_hal.rs
+++ b/rust/src/plant_hal.rs
@@ -30,6 +30,7 @@ use esp_idf_sys::esp_restart;
 
 use anyhow::{anyhow, Context};
 use anyhow::{bail, Ok, Result};
+use ringbuffer::{ConstGenericRingBuffer, RingBuffer};
 use serde::{Deserialize, Serialize};
 use std::ffi::CString;
 use std::fs::{self, File};
@@ -45,7 +46,7 @@ use std::time::Duration;
 
 use embedded_hal::digital::OutputPin;
 use esp_idf_hal::delay::Delay;
-use esp_idf_hal::gpio::{AnyInputPin, Gpio18, Gpio5, IOPin, InputOutput, Level, PinDriver, Pull};
+use esp_idf_hal::gpio::{AnyInputPin, Gpio18, Gpio5, Gpio7, Gpio8, IOPin, InputOutput, Level, PinDriver, Pull};
 use esp_idf_hal::pcnt::{
     PcntChannel, PcntChannelConfig, PcntControlMode, PcntCountMode, PcntDriver, PinIndex,
 };
@@ -127,6 +128,12 @@ static mut LOW_VOLTAGE_DETECTED: bool = false;
 #[link_section = ".rtc.data"]
 static mut RESTART_TO_CONF: bool = false;
 
+const BUFFER_SIZE:usize = 120;
+const ENTRY_SIZE:usize = 120;
+#[link_section = ".rtc.data"]
+static mut BUFFER:ConstGenericRingBuffer::<heapless::String<ENTRY_SIZE>, BUFFER_SIZE> = ConstGenericRingBuffer::<heapless::String<ENTRY_SIZE>, BUFFER_SIZE>::new();
+
+
 pub struct FileSystemSizeInfo {
     pub total_size: usize,
     pub used_size: usize,
@@ -273,7 +280,21 @@ impl PlantCtrlBoard<'_> {
         let checksum = X25.checksum(&data_buffer);
         if checksum != header.crc16 {
             bail!("Invalid checksum, got {} but expected {}", checksum, header.crc16 );
-        }       
+        }
+
+        unsafe {
+            let value = heapless::String::try_from("dummy").unwrap();
+            BUFFER.push(value);
+        }
+        unsafe {
+            for entry in BUFFER.iter() {
+                let test = entry.as_bytes().to_owned();
+                for p in test {
+                    data_buffer.push(p);
+                }
+                
+            }
+        }
         Ok(data_buffer)
     }
 
@@ -1415,6 +1436,7 @@ impl PlantHal {
                 LAST_WATERING_TIMESTAMP = [0; PLANT_COUNT];
                 CONSECUTIVE_WATERING_PLANT = [0; PLANT_COUNT];
                 LOW_VOLTAGE_DETECTED = false;
+                BUFFER = ConstGenericRingBuffer::<heapless::String<ENTRY_SIZE>, BUFFER_SIZE>::new();
                 RESTART_TO_CONF = to_config_mode;
             };
         } else {
@@ -1482,7 +1504,7 @@ impl PlantHal {
         let tank_channel: AdcChannelDriver<Gpio5, AdcDriver<esp_idf_hal::adc::ADC1>> =
             AdcChannelDriver::new(tank_driver, peripherals.pins.gpio5, &adc_config)?;
 
-        let mut solar_is_day = PinDriver::input(peripherals.pins.gpio8.downgrade())?;
+        let mut solar_is_day = PinDriver::input(peripherals.pins.gpio7.downgrade())?;
         solar_is_day.set_pull(Pull::Floating)?;
 
         let mut boot_button = PinDriver::input(peripherals.pins.gpio9.downgrade())?;