# Home Assistant package for EnergyPriceForecast
# 1. Save this file as /config/packages/energypriceforecast.yaml
# 2. If packages are not enabled yet, add this to configuration.yaml:
#    homeassistant:
#      packages: !include_dir_named packages
# 3. Reload Home Assistant or restart once.
#
# Optional API key test phase:
# - Uncomment the Authorization header below.
# - Insert your API key.
# - Increase hours=48 to hours=120 in the resource URL.

rest:
  - resource: "https://api.energypriceforecast.eu/api/v1/home-assistant/summary?country=de&hours=48&window_hours=4"
    scan_interval: 1800
    timeout: 30
    headers:
      Accept: "application/json"
      # Authorization: "Bearer DEIN_API_KEY"
    sensor:
      - name: "EnergyPriceForecast API"
        unique_id: "energypriceforecast_api"
        value_template: "{{ value_json.generated_at | default('', true) }}"
        json_attributes:
          - country
          - timezone
          - request
          - meta
          - flat
          - price
          - co2
          - combined
          - source

template:
  - sensor:
      - name: "EPF aktueller Preis"
        unique_id: "epf_current_price"
        icon: "mdi:currency-eur"
        availability: "{{ state_attr('sensor.energypriceforecast_api', 'flat') is mapping }}"
        unit_of_measurement: >
          {% set flat = state_attr('sensor.energypriceforecast_api', 'flat') %}
          {{ flat.get('current_price_unit', 'EUR/kWh') if flat is mapping else 'EUR/kWh' }}
        state: >
          {% set flat = state_attr('sensor.energypriceforecast_api', 'flat') %}
          {{ flat.get('current_price') if flat is mapping else none }}

      - name: "EPF aktuelle CO2 Intensitaet"
        unique_id: "epf_current_co2_intensity"
        icon: "mdi:leaf"
        availability: "{{ state_attr('sensor.energypriceforecast_api', 'flat') is mapping }}"
        unit_of_measurement: "gCO2/kWh"
        state: >
          {% set flat = state_attr('sensor.energypriceforecast_api', 'flat') %}
          {{ flat.get('current_co2_g_kwh') if flat is mapping else none }}

      - name: "EPF guenstigstes Fenster Start"
        unique_id: "epf_cheapest_window_start"
        icon: "mdi:clock-start"
        device_class: timestamp
        availability: "{{ state_attr('sensor.energypriceforecast_api', 'flat') is mapping }}"
        state: >
          {% set flat = state_attr('sensor.energypriceforecast_api', 'flat') %}
          {{ flat.get('cheapest_window_start') if flat is mapping else none }}

      - name: "EPF guenstigstes Fenster Ende"
        unique_id: "epf_cheapest_window_end"
        icon: "mdi:clock-end"
        device_class: timestamp
        availability: "{{ state_attr('sensor.energypriceforecast_api', 'flat') is mapping }}"
        state: >
          {% set flat = state_attr('sensor.energypriceforecast_api', 'flat') %}
          {{ flat.get('cheapest_window_end') if flat is mapping else none }}

      - name: "EPF gruenstes Fenster Start"
        unique_id: "epf_greenest_window_start"
        icon: "mdi:clock-start"
        device_class: timestamp
        availability: "{{ state_attr('sensor.energypriceforecast_api', 'flat') is mapping }}"
        state: >
          {% set flat = state_attr('sensor.energypriceforecast_api', 'flat') %}
          {{ flat.get('greenest_window_start') if flat is mapping else none }}

      - name: "EPF naechstes volles Preisfenster"
        unique_id: "epf_next_full_price_window_start"
        icon: "mdi:calendar-clock"
        device_class: timestamp
        availability: "{{ state_attr('sensor.energypriceforecast_api', 'price') is mapping }}"
        state: >
          {% set price = state_attr('sensor.energypriceforecast_api', 'price') %}
          {% set next_window = price.get('next_full_window') if price is mapping else none %}
          {{ next_window.get('start') if next_window is mapping else none }}

      - name: "EPF Restminuten guenstigstes Preisfenster"
        unique_id: "epf_cheapest_window_remaining_minutes"
        icon: "mdi:timer-outline"
        unit_of_measurement: "min"
        availability: "{{ state_attr('sensor.energypriceforecast_api', 'flat') is mapping }}"
        state: >
          {% set flat = state_attr('sensor.energypriceforecast_api', 'flat') %}
          {{ flat.get('cheapest_window_remaining_minutes') if flat is mapping else none }}

      - name: "EPF API Key Status"
        unique_id: "epf_api_key_state"
        icon: "mdi:key-variant"
        availability: "{{ state_attr('sensor.energypriceforecast_api', 'meta') is mapping }}"
        state: >
          {% set meta = state_attr('sensor.energypriceforecast_api', 'meta') %}
          {{ meta.get('api_key_state', 'missing') if meta is mapping else 'missing' }}

      - name: "EPF erlaubter Horizont"
        unique_id: "epf_allowed_horizon_hours"
        icon: "mdi:arrow-expand-horizontal"
        unit_of_measurement: "h"
        availability: "{{ state_attr('sensor.energypriceforecast_api', 'meta') is mapping }}"
        state: >
          {% set meta = state_attr('sensor.energypriceforecast_api', 'meta') %}
          {{ meta.get('allowed_horizon_hours') if meta is mapping else none }}

      - name: "EPF genutzter Horizont"
        unique_id: "epf_used_horizon_hours"
        icon: "mdi:timeline-clock"
        unit_of_measurement: "h"
        availability: "{{ state_attr('sensor.energypriceforecast_api', 'meta') is mapping }}"
        state: >
          {% set meta = state_attr('sensor.energypriceforecast_api', 'meta') %}
          {{ meta.get('used_horizon_hours') if meta is mapping else none }}

  - binary_sensor:
      - name: "EPF guenstigstes Preisfenster aktiv"
        unique_id: "epf_cheapest_window_active"
        icon: "mdi:flash"
        availability: "{{ state_attr('sensor.energypriceforecast_api', 'flat') is mapping }}"
        state: >
          {% set flat = state_attr('sensor.energypriceforecast_api', 'flat') %}
          {{ flat.get('is_cheapest_window_now', false) if flat is mapping else false }}

      - name: "EPF gruenstes Fenster aktiv"
        unique_id: "epf_greenest_window_active"
        icon: "mdi:leaf-circle"
        availability: "{{ state_attr('sensor.energypriceforecast_api', 'flat') is mapping }}"
        state: >
          {% set flat = state_attr('sensor.energypriceforecast_api', 'flat') %}
          {{ flat.get('is_greenest_window_now', false) if flat is mapping else false }}