# description: Display forecasted solar production and actual production for the current week in a minimalistic chart
# author: Copyright (c) 2026 Florian Hotze under MIT License
uid: solarForecast
tags:
  - florianh-widgetset
  - solar
  - chart
props:
  parameters:
    # Item & Persistence Configuration
    - context: item
      description: Item for forecasted energy (stored in persistence)
      label: Item
      name: forecastItem
      required: true
      type: TEXT
      groupName: forecast
    - context: persistenceService
      description: Persistence service for forecasted energy Item
      label: Persistence Service
      name: forecastService
      required: false
      type: TEXT
      groupName: forecast
    - context: item
      description: Item for actual energy produced (stored in persistence)
      label: Item
      name: actualItem
      required: true
      type: TEXT
      groupName: actual
    - context: persistenceService
      description: Persistence service for actual energy Item
      label: Persistence Service
      name: actualService
      required: false
      type: TEXT
      groupName: actual
    # Chart Configuration
    - default: kWh
      description: Y-Axis Unit
      name: yAxisName
      required: false
      type: TEXT
    # Appearance Configuration
    - default: 250px
      description: Height of the widget (any CSS height value supported, but <code>px</code> is recommended)
      label: Height
      name: height
      required: false
      type: TEXT
      groupName: appearance
    - default: Forecast
      description: Chart label (will be displayed in the legend and on tooltip hover) for forecasted production
      label: Forecast Label
      name: forecastLabel
      required: false
      type: TEXT
      groupName: appearance
    - default: Actual
      description: Chart label (will be displayed in the legend and on tooltip hover) for actual produced energy
      label: Actual Label
      name: actualLabel
      required: false
      type: TEXT
      groupName: appearance
    - context: color
      default: "#ff9800"
      description: Color for produced energy bar
      name: colorProduced
      required: false
      type: TEXT
      groupName: appearance
    - context: color
      default: "#999999"
      description: Color for forecasted energy bar (light mode)
      name: colorForecastLight
      required: false
      type: TEXT
      groupName: appearance
    - context: color
      default: "#e0e0e0"
      description: Color for forecasted energy bar (dark mode)
      name: colorForecastDark
      required: false
      type: TEXT
      groupName: appearance
  parameterGroups:
    - name: forecast
      label: Forecasted Production
    - name: actual
      label: Actual Production
    - name: appearance
      label: Appearance
component: oh-context
config:
  constants:
    aggregateDimension1: isoWeekday
    chartBackgroundColor: transparent
    textColor: "=themeOptions.dark === 'dark' ? '#1c1c1d' : '#fff'"
  functions:
    forecastFormatter: "=(params) => Number(params.value[1]) ? Number(params.value[1]).toFixed(0) : ''"
    producedFormatter: =(params) => Number(params.value[1]).toFixed(0)
    tooltipFormatter: =(value, index) => Number(value).toFixed(1).toString().replace('.', ',')
slots:
  default:
    - component: f7-card
      config:
        style:
          backdrop-filter: blur(6px)
          background-color: "=themeOptions.dark === 'dark' ? 'rgba(28, 28, 30, 0.85)' : 'rgba(255, 255, 255, 0.85)'"
          border: 1px solid var(--f7-card-border-color, rgba(0,0,0,0.06))
          border-radius: var(--f7-card-expandable-border-radius)
          box-shadow: var(--f7-card-box-shadow, 0px 4px 12px rgba(0,0,0,0.05))
          margin-left: 5px
          margin-right: 5px
      slots:
        content:
          - component: oh-chart
            config:
              chartType: isoWeek
              height: =props.height
              options:
                backgroundColor: =const.chartBackgroundColor
              periodVisible: false
            slots:
              grid:
                - component: oh-chart-grid
                  config:
                    bottom: 30
                    containLabel: true
                    left: 5
                    right: 5
                    top: 10
              legend:
                - component: oh-chart-legend
                  config:
                    bottom: 0
                    show: true
              series:
                - component: oh-aggregate-series
                  config:
                    aggregationFunction: max
                    barWidth: 50%
                    dimension1: =const.aggregateDimension1
                    item: =props.forecastItem
                    itemStyle:
                      borderRadius:
                        - 8
                        - 8
                        - 8
                        - 8
                      color: "=themeOptions.dark === 'dark' ? props.colorForecastDark : props.colorForecastLight"
                    label:
                      color: =const.textColor
                      formatter: =fn.forecastFormatter
                      position: insideBottom
                      show: true
                    name: =props.forecastLabel + ' (' + props.yAxisName + ')'
                    service: =props.forecastService
                    type: bar
                - component: oh-aggregate-series
                  config:
                    aggregationFunction: last
                    barGap: -60%
                    barWidth: 50%
                    dimension1: =const.aggregateDimension1
                    item: =props.actualItem
                    itemStyle:
                      borderRadius:
                        - 8
                        - 8
                        - 8
                        - 8
                      color: =props.colorProduced
                    label:
                      color: =props.colorProduced
                      formatter: =fn.producedFormatter
                      position: top
                      show: true
                    name: =props.actualLabel + ' (' + props.yAxisName + ')'
                    service: =props.actualService
                    type: bar
              tooltip:
                - component: oh-chart-tooltip
                  config:
                    show: true
                    trigger: axis
                    valueFormatter: =fn.tooltipFormatter
              xAxis:
                - component: oh-category-axis
                  config:
                    axisLine:
                      show: false
                    axisTick:
                      show: false
                    categoryType: week
                    weekdayFormat: short
              yAxis:
                - component: oh-value-axis
                  config:
                    axisLabel:
                      show: false
                    splitLine:
                      show: false