Simple Blockly rule to calculate consumption (item state gain) from the start of the day (Midnight)

[hmerk (Hans-Jörg Merk)]

you can check my rule templates for this.

Energy Card

I have now created the two rule templates that can be installed from the addon marketplace and configured through the UI Actual energy consumption [4.0.0.0;4.9.9.9] - Add-on Marketplace / Rule Templates - openHAB Community Historical energy consumption [4.0.0.0;4.9.9.9] - Add-on Marketplace / Rule Templates - openHAB Community