Btw, also figured out how to get the “now” value as well!
- type: custom:plotly-graph
title: Electriciteitsprijs
hours_to_show: 18
time_offset: 14h
fn: |
$fn ({ hass, vars }) => {
vars.x = []; vars.y = []; vars.color = []; vars.hover = [];
vars.min = {p: 999,t: null}; vars.max = {p:-999,t:null}
vars.ymin = 999; vars.ymax = -999
vars.p_now = parseFloat(hass.states['sensor.zonneplan_current_electricity_tariff'].state)
vars.unit_of_measurement = hass.states['sensor.zonneplan_current_electricity_tariff'].attributes.unit_of_measurement
hass.states['sensor.zonneplan_current_electricity_tariff']?.attributes?.forecast?.map(e => {
var t = new Date(e.datetime).getTime()+1800000
var p = e.electricity_price/10000000
var c = e.tariff_group.replace("low", "#00a964").replace("normal", "#227153").replace("high","#ed5e18")
if (t>=Date.now()-1800000) {
if (p<vars.min.p) vars.min = {p,t,c}
if (p>vars.max.p) vars.max = {p,t,c}
}
if (p<vars.ymin) vars.ymin = p
if (p>vars.ymax) vars.ymax = p
vars.x.push(t)
vars.y.push(p)
vars.color.push(c)
vars.hover.push(String(new Date(t).getHours()).padStart(2,"0") + ":00-" +
String(new Date((new Date(t).getTime()+3600000)).getHours()).padStart(2,"0") + ":00 : <b>" +
p.toFixed(3) + "</b> " + vars.unit_of_measurement)
})
console.log(vars)
}
layout:
yaxis:
fixedrange: true
tickformat: .2f
range: $fn ({vars}) => [ vars.ymin-0.02, vars.ymax+0.02 ]
xaxis:
tickformat: "%H:%M"
config:
displayModeBar: false
entities:
- entity: ""
unit_of_measurement: $ex vars.unit_of_measurement
name: Tariff
showlegend: false
x: $ex vars.x
"y": $ex vars.y
marker:
color: $ex vars.color
type: bar
hovertemplate: $ex vars.hover
- entity: ""
mode: markers
textposition: top
showlegend: true
name: >-
$fn ({vars}) => vars.min.p.toFixed(3) + " " + vars.unit_of_measurement + "
@ " + new Date(vars.min.t).getHours() + ":00"
yaxis: y0
marker:
symbol: diamond
color: $ex vars.min.c
x:
- $ex vars.min.t
"y":
- $ex vars.min.p
- entity: ""
mode: markers
textposition: top
showlegend: true
name: >-
$fn ({vars}) => vars.max.p.toFixed(3) + " " + vars.unit_of_measurement + "
@ " + new Date(vars.max.t).getHours() + ":00"
yaxis: y0
marker:
symbol: diamond
color: $ex vars.max.c
x:
- $ex vars.max.t
"y":
- $ex vars.max.p
- entity: ""
name: Now
yaxis: y0
showlegend: false
line:
width: 2
dash: dot
color: deepskyblue
x: $ex [Date.now(), Date.now()]
"y":
- 0
- 1
- entity: ""
yaxis: y0
mode: markers
textposition: top
showlegend: true
name: >-
$fn ({vars}) => "Nu: " + vars.p_now.toFixed(3) + " " + vars.unit_of_measurement
marker:
symbol: diamond
color: deepskyblue
x: $ex [Date.now(), Date.now()]
"y":
- $ex vars.p_now