# Make a sensor from the solar elevation data
- sensor:
    - name: "calc_sun_elevation"
      unit_of_measurement: "°"
      state: >
        {{ state_attr('sun.sun', 'elevation') }}

# Calculate Total Battery Power Values
- sensor:
    - name: "SEModbus Power - Batteries DC Power"
      unique_id: semodbus_power_batteries_dc_power
      unit_of_measurement: "W"
      device_class: "power"
      state_class: "measurement"
      state: >
        {% set myB1 = float(states('sensor.solaredgemodbus_b1_dc_power'),0) %}
        {% set myB2 = float(states('sensor.solaredgemodbus_b2_dc_power'),0) %}
        {% set myB3 = float(states('sensor.solaredgemodbus_b3_dc_power'),0) %}
        {% set myvalue = ((myB1 + myB2 + myB3)) %}
        {{ myvalue }}

- sensor:
    - name: "SEModbus Power - Solar Generation Alt"
      unit_of_measurement: "W"
      device_class: "power"
      state_class: "measurement"
      # If sun is below horizon, then cannot be generating solar
      # Positive Inverter value means the Inverter is providing power to the house
      #   That can only come from Batteries or Solar
      # If battery value is positive then it is being charged, negative is discharging
      # Add Inverter value (if positive) to Battery (will subtract if Battery discharging + - )
      #   If negative, then return zero
      state: >
        {% set BattDC = float(states('sensor.semodbus_power_batteries_dc_power'), 0) %}
        {% set InvDC  = float(states('sensor.solaredgemodbus_i1_dc_power'), 0) %}
        {% set SunUp = float(states('sensor.calc_sun_elevation'), 0) %}
        {% if InvDC < 0 or SunUp < 0 %}
          {% set myvalue = 0 %}
        {% else %}
          {% set myvalue = (InvDC + BattDC) %}
          {% if myvalue < 0 %}
            {% set myvalue = 0 %}
          {% endif %}         
        {% endif %}
        {{ myvalue }}