esphome:
  name: ${devicename}
  friendly_name: ${friendly_name}

esp8266:
  board: esp12e
  # https://esphome.io/components/esp8266.html
  # https://github.com/esphome/issues/issues/3263
  # Stops relay from cycling when restarting or flashing
  early_pin_init: false

logger:
  baud_rate: 0 # (UART logging interferes with cse7766)
  logs:
    sensor: DEBUG # (Overide any global setting, to VERBOSE will spamming the cse7766 sensors)

uart:
  rx_pin: RX
  baud_rate: 4800
  parity: EVEN

globals:
  # Global boolean containing value if confirm is selected.
  - id: confirm_restart
    type: bool
    restore_value: no
    initial_value: 'false'

binary_sensor:
  - platform: gpio
    pin:
      number: GPIO0
      mode: INPUT_PULLUP
      inverted: True
    internal: true
    id: the_button
    on_press:
      - switch.toggle: relay

  - platform: status
    name: Status

sensor:
  # Wifi Signal
  - <<: !include ../common/sensors/wifi-signal.yaml

  # Uptime
  - <<: !include ../common/sensors/uptime.yaml

  # Energy monitoring
  - platform: cse7766
    current: # amperes
      name: "Current"
      accuracy_decimals: 2 # Default
      unit_of_measurement: "A" # Default
      device_class: "current" # Default
      state_class: "measurement" # Default
      filters:
        - throttle_average: 15s
    voltage:
      name: "Voltage"
      accuracy_decimals: 2 # Default
      unit_of_measurement: "V" # Default
      device_class: "voltage" # Default
      state_class: "measurement" # Default
      filters:
        - throttle_average: 15s
    power: # (active) power value of the sensor in watts
      name: "Power"
      id: my_power
      accuracy_decimals: 2 # Default
      unit_of_measurement: "W" # Default
      device_class: "power" # Default
      state_class: "measurement" # Default
      filters:
        - throttle_average: 15s
    energy: # total (active) energy value of the sensor in Wh
      name: "Energy"
      accuracy_decimals: 3 # Default
      unit_of_measurement: "Wh" # Default
      device_class: energy # Default
      state_class: total_increasing # Default
      filters:
        - throttle: 15s
    apparent_power: # apparent power value of the sensor in VA - (only available with version 2024.3.0 or greater)
      name: "Apparent Power"
      accuracy_decimals: 1 # Default
      unit_of_measurement: "VA" # Default
      device_class: apparent_power # Default
      state_class: measurement # Default
      filters:
        - throttle_average: 15s
    power_factor: # efficiency - (only available with version 2024.3.0 or greater)
      name: "Power Factor"
      accuracy_decimals: 2
      unit_of_measurement: "" # Default (unitless)
      device_class: power_factor # Default
      state_class: measurement # Default
      filters:
        - throttle_average: 15s

  - platform: total_daily_energy # (Optional, not specific to cse7766)
    name: "Daily Energy"
    power_id: my_power
    accuracy_decimals: 2
    unit_of_measurement: "Wh" # Default
    device_class: energy # Default
    state_class: total_increasing # Default

switch:
  - platform: gpio
    name: "Relay"
    pin: GPIO12
    id: relay
    # AWLAYS_OFF should probably be used if we're not using early_pin_init: false
    # restore_mode: ALWAYS_OFF # Powering the relay may cause damage or instability when the programmer is supplying Vcc.
    # It is assumed this switch is used for a piece of critical infrastructure.
    # As such, we want it to remain ON turing reboots.
    # Lastly- the only functionality exposed for interacting with this relay, is to quickly power cycle it.
    restore_mode: ALWAYS_ON
    # Hide from home assistant / mqtt.
    internal: false

  # Expose a "confirm restart" switch.
  - platform: template
    name: Confirm Restart
    id: confirm_restart_sw
    icon: mdi:alert
    lambda: |-
      return id(confirm_restart);
    turn_on_action:
      - lambda: |-
          id(confirm_restart) = true;
    turn_off_action:
      - lambda: |-
          id(confirm_restart) = false;

button:
  # Restart Button
  - <<: !include ../common/buttons/restart.yaml

  - platform: template
    name: Power Cycle
    icon: mdi:restart-alert
    on_press:
      - if:
          condition:
              lambda: 'return id(confirm_restart);'
          then:
            - switch.turn_off: relay
            - delay: 0.5s
            - switch.turn_on: relay
            # Turn off confirm switch after cycling relay
            - switch.turn_off: confirm_restart_sw

status_led:
  pin:
    number: GPIO13
    inverted: yes