initial commit

2026-06-28 14:27:20 -04:00
commit ae0f1f559e
115 changed files with 30411 additions and 0 deletions
@@ -0,0 +1,152 @@
+substitutions:
+  device_name: salt-sensor
+  friendly_name: "Salt Level Sensor"
+  
+esphome:
+  name: ${device_name}
+  friendly_name: ${friendly_name}
+
+esp32:
+  board: esp32-c3-devkitm-1
+  framework:
+    type: arduino
+
+# Enable logging
+logger:
+
+# Enable Home Assistant API
+api:
+  encryption:
+    key: "EaifDkFuB9N+qDKHW6B4k/n495FWLVmcp6DBODKzK10="
+
+ota:
+  - platform: esphome
+    password: "7ce613915c51252c2810c07c889b4a5e"
+
+wifi:
+  ssid: !secret wifi_iot_ssid
+  password: !secret wifi_password
+  
+  # Enable fallback hotspot (captive portal) in case wifi connection fails
+  ap:
+    ssid: "Salt-Sensor Fallback Hotspot"
+    password: "ZoBRDcj54rwW"
+  
+  # Prevents aggressive reconnection attempts
+  power_save_mode: none  # Use 'light' for battery devices
+  
+  # Slower but more reliable connection
+  fast_connect: true
+  
+  # Handle connection failures gracefully
+  on_connect:
+    - logger.log: "Wi-Fi connected!"
+  on_disconnect:
+    - logger.log: "Wi-Fi disconnected!"
+
+# Reduce mDNS traffic
+mdns:
+  disabled: false  # Set to true if you use static IPs and don't need discovery
+
+# Watchdog to auto-reboot if things go wrong
+interval:
+  - interval: 5min
+    then:
+      - if:
+          condition:
+            and:
+              - lambda: 'return millis() > 300000;'  # >5 min uptime
+              - not:
+                  wifi.connected:
+          then:
+            - logger.log: "Wi-Fi not connected for 5 min, rebooting..."
+            - delay: 10s
+            - lambda: 'App.safe_reboot();'
+
+captive_portal:
+
+# Enable Web server.
+web_server:
+  port: 80
+# Sync time with Home Assistant.
+time:
+  - platform: homeassistant
+    id: homeassistant_time
+
+# Text sensors with general information.
+text_sensor:
+  # Expose ESPHome version as sensor.
+  - platform: version
+    name: salt_level_sensor ESPHome Version
+  # Expose WiFi information as sensors.
+  - platform: wifi_info
+    ip_address:
+      name: salt_level_sensor IP
+    ssid:
+      name: salt_level_sensor SSID
+    bssid:
+      name: salt_level_sensor BSSID
+      
+sensor:
+  # Uptime sensor.
+  - platform: uptime
+    name: salt_level_sensor Uptime
+
+  # WiFi Signal sensor.
+  - platform: wifi_signal
+    name: salt_level_sensor WiFi Signal
+    update_interval: 60s
+  
+  # Diagnostic sensors
+  - platform: wifi_signal
+    name: "${device_name} WiFi Signal"
+    update_interval: 60s
+    
+  - platform: uptime
+    name: "${device_name} Uptime"
+    update_interval: 60s
+    
+# Ultrasonic sensor to measure salt level.
+  # - platform: ultrasonic
+  #   trigger_pin: GPIO6
+  #   echo_pin: GPIO7
+  #   name: "Salt level in percent"
+  #   update_interval: 1h
+  #   unit_of_measurement: "%"
+  #   # pulse_time: 20us
+  #   # accuracy_decimals: 4
+  #   filters:
+  #       - lambda: return(0.42-x)*(100/0.42);
+  #       # - multiply: 100
+        # - exponential_moving_average:
+        #     alpha: 0.001
+        #     send_every: 1
+        # - clamp:
+        #     min_value: 20
+        #     max_value: 100
+    # on_value_range:
+    #     above: 200
+    #     then:
+    #         - homeassistant.service:
+    #             service: notify.mailgun
+    #             data:
+    #                 target:
+    #                     -"joshua@cnjmail.com"
+    #                 title: "Add Salt"
+    #                 message: "Add Salt to the Water Softener Tank"
+    #         - homeassistant.service:
+    #             service: notify.mobile_app_joshuas_iphone_of_pain
+    #             data:
+    #               message: Water softener is low on salt, please add salt.
+
+  # Ultrasonic sensor to measure salt level.
+  - platform: ultrasonic
+    trigger_pin: GPIO6
+    echo_pin: GPIO7
+    name: "Salt level in cm"
+    update_interval: .5h
+    unit_of_measurement: "cm"
+    # pulse_time: 20us
+    # accuracy_decimals: 4
+    filters:
+        - lambda: return(0.83-x)*(100/0.83);