esphome:
  name: thermostat
  platform: ESP8266
  board: d1_mini
  on_boot:
    priority: -10
    then:
      - script.execute: checker

wifi:
  ssid: '*******'
  password: '******'

# Enable logging
logger:

ota:
 
# Defining variables
globals:
  - id: target_temp
    type: int
    restore_value: yes
  - id: mode
    type: int
    initial_value: "0"
    # 0 = off
    # 1 = heat
    # 2 = ac
  - id: fan_mode
    type: int
    initial_value: "1"
    # 1 = auto
    # 0 = always on
  - id: away_mode
    type: int
    initial_value: "0"
    # 1 = on
    # 0 = off
  - id: away_temp
    type: int
    restore_value: yes

# Defining MQTT
mqtt:
  broker: 192.168.86.27
  username: *******
  password: *******
  birth_message:
    topic: stat/thermostat/availability
    payload: online
  will_message:
    topic: stat/thermostat/availability
    payload: offline

### Defining all relays
switch:
# Heater
  - platform: gpio
    id: heater
    pin: D2
# A/C
  - platform: gpio
    id: ac
    pin: D1
# Fan
  - platform: gpio
    id: fan
    pin: D8

### Defining Dallas temperature sensor and Pulishing the value
dallas:
  - pin: D5
sensor:
  - platform: dallas
    address: 0xF901186BC05AFF28
    name: "Thermostat Temperature"
    id: current_temp
    state_topic: stat/thermostat/dallas
    on_value:
      then:
        - script.execute: checker

### Defining target temperature sensor for MQTT purposes
  - platform: template
    name: Target Temperature
    id: target_temp_state_sensor
    lambda: |-
      return id(target_temp);
    update_interval: 60s
    state_topic: stat/thermostat/target
    on_value:
      then:
        - component.update: cold_tolerence
        - component.update: heat_tolerence
  - platform: mqtt_subscribe
    id: target_temp_command_sensor
    topic: cmnd/thermostat/target
    on_value:
      then:
        - lambda: 'id(display).send_command_no_ack("sleep=0");'
        - delay: 0.5s
        - lambda: |-
            id(target_temp) = x;
        - component.update: display
        - component.update: target_temp_state_sensor
        - logger.log:
            format: "The target temperature has been set to %d"
            args: [ 'id(target_temp)' ]

### Defining Target offsets
  - platform: template
    id: cold_tolerence
    lambda: |-
      return id(target_temp_state_sensor).state -= 0.3;
  - platform: template
    id: heat_tolerence
    lambda: |-
      return id(target_temp_state_sensor).state += 0.3;

### Defining stat mode sensor for MQTT purposes
  - platform: template
    name: Mode
    id: mode_state_sensor
    lambda: |-
      return id(mode);
    update_interval: 60s
    state_topic: stat/thermostat/mode

### Defining stat fan mode sensor for MQTT purposes
  - platform: template
    name: Fan Mode
    id: fan_mode_state_sensor
    lambda: |-
      return id(fan_mode);
    update_interval: 60s
    state_topic: stat/thermostat/fmode

### Recording the uptime of heater
#  - platform: uptime
#    name: ${device_name}_Uptime Sensor

### Defining command mode sensor for MQTT purposes
text_sensor:
  - platform: mqtt_subscribe
    id: mode_command_sensor
    topic: cmnd/thermostat/mode
    on_value:
      then:
        - lambda: 'id(display).send_command_no_ack("sleep=0");'
        - if:
            condition:
              lambda: 'return id(mode_command_sensor).state == "off";'
            then:
              lambda: 'id(mode) = 0;'
            else:
              - if:
                  condition:
                    lambda: 'return id(mode_command_sensor).state == "heat";'
                  then:
                    lambda: 'id(mode) = 1;'
                  else:
                    - if:
                        condition:
                          lambda: 'return id(mode_command_sensor).state == "cool";'
                        then:
                          lambda: 'id(mode) = 2;'
        - component.update: mode_state_sensor
        - logger.log:
            format: "The mode has been set to %d"
            args: [ 'id(mode)' ]
        - script.execute: checker
        - delay: 0.5s
        - if:
            condition:
              lambda: 'return id(mode) == 0;'
            then:
              - lambda: |-
                  id(display).send_command_no_ack("main.bg.pic=0");
                  id(display).send_command_no_ack("main.target.picc=0");
                  id(display).send_command_no_ack("main.current.picc=0");
            else:
              - if:
                  condition:
                    lambda: 'return id(mode) == 1;'
                  then:
                    - lambda: |-
                        id(display).send_command_no_ack("main.bg.pic=1");
                        id(display).send_command_no_ack("main.target.picc=1");
                        id(display).send_command_no_ack("main.current.picc=1");
                  else:
                    - if:
                        condition:
                          lambda: 'return id(mode) == 2;'
                        then:
                          - lambda: |-
                              id(display).send_command_no_ack("main.bg.pic=2");
                              id(display).send_command_no_ack("main.target.picc=2");
                              id(display).send_command_no_ack("main.current.picc=2");

### Defining command fan mode sensor for MQTT purposes
  - platform: mqtt_subscribe
    id: fan_mode_command_sensor
    topic: cmnd/thermostat/fmode
    on_value:
      then:
        - lambda: 'id(display).send_command_no_ack("sleep=0");'
        - delay: 0.5s
        - if:
            condition:
              lambda: 'return id(fan_mode_command_sensor).state == "auto";'
            then:
              lambda: 'id(fan_mode) = 1;'
            else:
              - if:
                  condition:
                    lambda: 'return id(fan_mode_command_sensor).state == "on";'
                  then:
                    lambda: 'id(fan_mode) = 0;'
        - component.update: display
        - component.update: fan_mode_state_sensor
        - logger.log:
            format: "The fan mode has been set to %d"
            args: [ 'id(fan_mode)' ]
        - script.execute: checker

### Defining what to do on all types of modes including fan modes
script:
  id: checker
  then:
    # turn on the fan if the fan mode is set to always on
    - if:
        condition:
          lambda: 'return id(fan_mode) == 0;'
        then:
          - switch.turn_on: fan
    # If mode is set to heat, then...
    - if:
        condition:
          lambda: 'return id(mode) == 1;'
        then:
          # turn on the heater and fan if its cold
          - if:
              condition:
                lambda: 'return id(current_temp).state < id(cold_tolerence).state;'
              then:
                - switch.turn_on: heater
                - switch.turn_on: fan
          # turn off the heater if its hot
              else:
                - if:
                    condition:
                      lambda: 'return id(current_temp).state > id(heat_tolerence).state;'
                    then:
                      - switch.turn_off: heater
                      # if fan mode is set to auto then turn off the fan
                      - if:
                          condition:
                            lambda: 'return id(fan_mode) == 1;'
                          then:
                            switch.turn_off: fan
        else:
          # if mode is set to cool, then...
          - if:
              condition:
                lambda: 'return id(mode) == 2;'
              then:
                # turn on the ac and fan if its hot
                - if:
                    condition:
                      lambda: 'return id(current_temp).state > id(heat_tolerence).state;'
                    then:
                      - switch.turn_on: ac
                      - switch.turn_on: fan
                    else:
                      # turn off the ac if its cold
                      - if:
                          condition:
                            lambda: 'return id(current_temp).state < id(cold_tolerence).state;'
                          then:
                            - switch.turn_off: ac
                            # if the fan mode is set to auto then turn off the fan
                            - if:
                                condition:
                                  lambda: 'return id(fan_mode) == 1;'
                                then:
                                  - switch.turn_off: fan
              else:
                # if the mode is set to off, then turn off the ac and heater
                - if:
                    condition:
                      lambda: 'return id(mode) == 0;'
                    then:
                      - switch.turn_off: heater
                      - switch.turn_off: ac
                      # if fan mode is set to auto then turn off the fan
                      - if:
                          condition:
                            lambda: 'return id(fan_mode) == 1;'
                          then:
                            - switch.turn_off: fan
### Defining Nextion Display and Defining What To Display
uart:
  rx_pin: D3
  tx_pin: D4
  baud_rate: 9600


display:
  - platform: nextion
    id: display
    lambda: |-
      it.set_component_text_printf("main.target", "%d", id(target_temp));
      it.set_component_text_printf("main.current", "%.1f", id(current_temp).state);

### Defining Touch components and What will they do
binary_sensor:
  - platform: nextion
    page_id: 1
    component_id: 4
    name: "Increase Target Temperature"
    on_press:
      then:
        - lambda: |-
            (id(target_temp) += 1);
        - component.update: display
        - component.update: target_temp_state_sensor
        - logger.log:
            format: "The target temperature has been increased to %d"
            args: [ 'id(target_temp)' ]  

  - platform: nextion
    page_id: 1
    component_id: 5
    name: "Decrease Target Temperature"
    on_press:
      then:
        - lambda: |-
            (id(target_temp) -= 1);
        - component.update: display
        - component.update: target_temp_state_sensor
        - logger.log:
            format: "The target temperature has been decreased to %d"
            args: [ 'id(target_temp)' ]
  - platform: nextion
    page_id: 2
    component_id: 5
    name: "mode"
    on_press:
      then:
        - if:
            condition:
              lambda: |-
                return id(mode) == 0;
            then:
              - lambda: |-
                  id(mode) = 1;
                  id(display).send_command_no_ack("off_heat.en=1");
              - delay: 0.60s
              - lambda: |-
                  id(display).send_command_no_ack("off_heat.en=0");
                  id(display).send_command_no_ack("main.bg.pic=1");
                  id(display).send_command_no_ack("main.target.picc=1");
                  id(display).send_command_no_ack("main.current.picc=1");
              - component.update: mode_state_sensor
            else:
              - if:
                  condition:
                      lambda: |-
                        return id(mode) == 1;
                  then:
                    - lambda: |-
                        id(mode) = 2;
                        id(display).send_command_no_ack("heat_cool.en=1");
                    - delay: 0.60s
                    - lambda: |-
                        id(display).send_command_no_ack("heat_cool.en=0");
                        id(display).send_command_no_ack("main.bg.pic=2");
                        id(display).send_command_no_ack("main.target.picc=2");
                        id(display).send_command_no_ack("main.current.picc=2");
                    - component.update: mode_state_sensor
                  else:
                    - if:
                        condition:
                          lambda: |-
                            return id(mode) == 2;
                        then:
                          - lambda: |-
                              id(mode) = 0;
                              id(display).send_command_no_ack("cool_off.en=1");
                          - delay: 0.60s
                          - lambda:
                              id(display).send_command_no_ack("cool_off.en=0");
                              id(display).send_command_no_ack("main.bg.pic=0");
                              id(display).send_command_no_ack("main.target.picc=0");
                              id(display).send_command_no_ack("main.current.picc=0");
                          - component.update: mode_state_sensor
        - script.execute: checker
  - platform: nextion
    page_id: 1
    component_id: 6
    name: "page_2"
    on_press:
      then:
        - if:
            condition:
              lambda: 'return id(fan_mode) == 1;'
            then:
              lambda: 'id(display).send_command_no_ack("p2.main2.pic=12");'
            else:
              - if:
                  condition:
                    lambda: 'return id(fan_mode) == 0;'
                  then:
                    lambda: 'id(display).send_command_no_ack("p2.main2.pic=13");'
        - if:
            condition: 
              lambda: |-
                return id(mode) == 0;
            then:
              lambda: |-
                id(display).send_command_no_ack("p2.p1.pic=14");
        - if:
            condition: 
              lambda: |-
                return id(mode) == 1;
            then:
              lambda: |-
                id(display).send_command_no_ack("p2.p1.pic=24");
        - if:
            condition: 
              lambda: |-
                return id(mode) == 2;
            then:
              lambda: |-
                id(display).send_command_no_ack("p2.p1.pic=34");
        - script.execute: checker
  - platform: nextion
    page_id: 2
    component_id: 4
    name: Fan Mode Button
    on_press:
      then:
        - if:
            condition: 
              lambda: 'return id(fan_mode) == 1;'
            then:
              - lambda: 'id(fan_mode) = 0;'
              - lambda: 'id(display).send_command_no_ack("p2.main2.pic=13");'
            else:
              - if:
                  condition:
                    lambda: 'return id(fan_mode) == 0;'
                  then:
                    - lambda: 'id(fan_mode) = 1;'
                    - lambda: 'id(display).send_command_no_ack("p2.main2.pic=12");'
        - if:
            condition: 
              lambda: |-
                return id(mode) == 0;
            then:
              lambda: |-
                id(display).send_command_no_ack("p2.p1.pic=14");
        - if:
            condition: 
              lambda: |-
                return id(mode) == 1;
            then:
              lambda: |-
                id(display).send_command_no_ack("p2.p1.pic=24");
        - if:
            condition: 
              lambda: |-
                return id(mode) == 2;
            then:
              lambda: |-
                id(display).send_command_no_ack("p2.p1.pic=34");
        - component.update: display
        - component.update: fan_mode_state_sensor
        - logger.log:
            format: "The fan mode has been set to %d"
            args: [ 'id(fan_mode)' ]
        - script.execute: checker