fish_tank_controller.yaml

esphome:
  name: fish_tank_controller
  platform: ESP8266
  board: nodemcuv2
globals:
  - id: pump_state
    type: int
    restore_value: no
    initial_value: '1'

wifi:
  ssid: "your_ssid"
  password: "your_password"
  #manual_ip:
  #  static_ip: 192.168.0.197
  #  gateway: 192.168.0.1
  #  subnet: 255.255.255.0
  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: "Tank Hotspot"
  reboot_timeout: 60min
  
captive_portal:

# Enable logging
logger:

# Enable Home Assistant API
api:
  password: "12345678"
  reboot_timeout: 0s
ota:
  password: "12345678"
  id: tank

dallas:
  - pin: GPIO04
    update_interval: 10s

sensor:
  - platform: dht
    model: DHT11
    pin: GPIO12
    temperature:
      name: "main temperature 20200001"
      id: main_temperature_20200001
    humidity:
      name: "main humidity 20200001"
      id: main_humidity_20200001
      on_value_range:
        - above: 90
          then:
            output.turn_on: tank_fan_20200001
        - below: 75
          then:
            output.turn_off: tank_fan_20200001
      on_value:
        then:
          - mqtt.publish:
              topic: /foggy/controller/fish_tank_20200001/humi
              payload: !lambda "return ::to_string(int(id(main_humidity_20200001).state+0.5));"
          - mqtt.publish:
              topic: /foggy/controller/fish_tank_20200001/temp
              payload: !lambda "return ::to_string(int(id(main_temperature_20200001).state+0.5));"    
              
    update_interval: 10s
  - platform: dallas
    accuracy_decimals: 1
    index: 0
    name: 'fish tank temperature 20200001'
    id: fish_tank_temp_20200001
    on_value:
      then:
        - mqtt.publish:
            topic: /foggy/controller/fish_tank_20200001/temp
            payload: !lambda "return ::to_string(int(x+0.5));"
    on_value_range:
      - above: 32
        then:
          - switch.turn_off: tank_heater_20200001
          - output.turn_on: tank_fan_20200001
      - below: 31
        then:
          - switch.turn_on: tank_heater_20200001
          - output.turn_off: tank_fan_20200001
    
binary_sensor:
  - platform: gpio
    filters:
      - invert:
    name: "feed button 20200001"
    id: feed_button_20200001
    pin: GPIO03
    on_click:
      then:
        - if:
            condition:
              lambda: 'return id(pump_state) == 1;'
            then:
              - switch.turn_off: tank_pump_20200001
              - lambda: 'id(pump_state) = 2;'
              - delay: 10min
              - switch.turn_on: tank_pump_20200001
              - lambda: 'id(pump_state) = 1;'
        - if:
            condition:
              lambda: 'return id(pump_state) == 2;'
            then:
              - switch.turn_on: tank_pump_20200001
              - lambda: 'id(pump_state) = 1;'

spi:
  clk_pin: GPIO14
  mosi_pin: GPIO0
  
display:
#  - platform: ssd1306_spi
#    model: "SSD1306 128x64"
#    cs_pin: 3
#    dc_pin: D3
#    reset_pin: D4
#    lambda: |-
#      if (id(pump_state)==1){
#        it.printf(0,10,id(my_font),"Pump: ON");
#      }if(id(pump_state)==2){
#        it.printf(0,10,id(my_font),"Pump: FEED");
#      }if(id(pump_state)==0){
#        it.printf(0,10,id(my_font),"Pump: OFF");
#      }
#      it.printf(0,54,id(my_font),"Fish Tank: %.1f°C",id(fish_tank_temp).state);
#      if (id(tank_heater).state){
#        it.print(0, 32, id(my_font), "Heater: ON");
#        }else{
#          it.print(0, 32, id(my_font), "Heater: OFF");
#        }
  - platform: max7219
    cs_pin: GPIO2
    num_chips: 1
    intensity: 5
    lambda: |-
      if (id(pump_state)==1){
        it.printf(" ON  %.1f",id(fish_tank_temp_20200001).state);
      }if(id(pump_state)==2){
        it.printf("FEED %.1f",id(fish_tank_temp_20200001).state);
      }if(id(pump_state)==0){
        it.printf(" OFF %.1f",id(fish_tank_temp_20200001).state);
      }
output:
  - platform: gpio
    pin: GPIO15
    id: tank_fan_20200001
switch:
  - platform: gpio
    pin: GPIO13
    name: "tank pump 20200001"
    id: tank_pump_20200001
    restore_mode: ALWAYS_ON
  - platform: gpio
    pin: GPIO16
    name: "tank heater 20200001"
    id: tank_heater_20200001
    restore_mode: ALWAYS_ON
  - platform: gpio
    pin: GPIO5
    name: "tank light 20200001"
    id: tank_light_20200001
    restore_mode: ALWAYS_OFF
    #Boot will fail if D8 is pulled HIGH
  - platform: output
    name: "tank fan 20200001"
    # id: tank_fan
    output: "tank_fan_20200001"
    #restore_mode: ALWAYS_OFF
# output:
#   - platform: esp8266_pwm
#     pin: D8
#     #frequency: 1000 Hz
#     id: pwm_output

# Example usage in a light
# light:
#   - platform: monochromatic
#     output: pwm_output
#     name: "tank_light_pwm"
#     default_transition_length: 2s
#     id: tank_light_pwm
#   - platform: fastled_clockless
#     chipset: WS2812
#     pin: D8
#     num_leds: 12
#     rgb_order: GRB
#     name: "color_light"
#     id: color_light
    
mqtt:
  broker: "homeassistant-mosquitto-broker"
  #change username and password of your broker
  username: your_username
  password: your_password
  on_message:
    - topic: /foggy/controller/fish_tank_20200001/light
      payload: "1"
      then:
        switch.turn_on: tank_light_20200001
    - topic: /foggy/controller/fish_tank_20200001/light
      payload: "0"
      then:
        switch.turn_off: tank_light_20200001