Weather&Audio

2026-06-13 12:19:46 +02:00
parent 58af37ea8c
commit 43a074f355
8 changed files with 246 additions and 9 deletions
--- a/modules/home/wayland/apps/eww/bar/scripts/weather
+++ b/modules/home/wayland/apps/eww/bar/scripts/weather
@@ -0,0 +1,100 @@
+#!/usr/bin/env bash
+
+FALLBACK='{"temp":0,"feelslike":0,"humidity":0,"wind":0,"desc":"Unavailable","icon":"󰖐","city":""}'
+CACHE_DIR="${XDG_CACHE_HOME:-$HOME/.cache}/eww"
+LOC_CACHE="$CACHE_DIR/weather-location"
+UA="eww-bar/1.0 cedric.hoelzl@gmail.com"
+
+mkdir -p "$CACHE_DIR"
+
+get_location() {
+  # Cache location for 1 hour; IP rarely changes
+  if [ -f "$LOC_CACHE" ] && [ -n "$(find "$LOC_CACHE" -mmin -60 2>/dev/null)" ]; then
+    cat "$LOC_CACHE"
+    return 0
+  fi
+  data=$(curl -sf --max-time 5 "http://ip-api.com/json?fields=lat,lon,city") || return 1
+  echo "$data" | tee "$LOC_CACHE"
+}
+
+icon_for() {
+  case "$1" in
+    *thunder*)                     echo "󰖔" ;;
+    *snow*|*sleet*)                echo "󰖘" ;;
+    heavyrain*|*heavyrainshowers*) echo "󰖖" ;;
+    *rain*|*shower*)               echo "󰖗" ;;
+    fog*)                          echo "󰖑" ;;
+    cloudy*)                       echo "󰖐" ;;
+    partlycloudy*)                 echo "󰖕" ;;
+    fair*|clearsky*)               echo "󰖙" ;;
+    *)                             echo "󰖐" ;;
+  esac
+}
+
+desc_for() {
+  case "$(echo "$1" | sed 's/_day//;s/_night//;s/_polartwilight//')" in
+    clearsky)                      echo "Clear sky" ;;
+    fair)                          echo "Fair" ;;
+    partlycloudy)                  echo "Partly cloudy" ;;
+    cloudy)                        echo "Cloudy" ;;
+    fog)                           echo "Foggy" ;;
+    lightrain)                     echo "Light rain" ;;
+    rain)                          echo "Rain" ;;
+    heavyrain)                     echo "Heavy rain" ;;
+    lightrainshowers)              echo "Light showers" ;;
+    rainshowers)                   echo "Rain showers" ;;
+    heavyrainshowers)              echo "Heavy showers" ;;
+    lightrainandthunder)           echo "Light rain & thunder" ;;
+    rainandthunder)                echo "Rain & thunder" ;;
+    heavyrainandthunder)           echo "Heavy rain & thunder" ;;
+    *showersandthunder)            echo "Showers & thunder" ;;
+    lightsleet|lightsleetshowers)  echo "Light sleet" ;;
+    sleet|sleetshowers)            echo "Sleet" ;;
+    heavysleet|heavysleetshowers)  echo "Heavy sleet" ;;
+    *sleetandthunder)              echo "Sleet & thunder" ;;
+    lightsnow|lightsnowshowers)    echo "Light snow" ;;
+    snow|snowshowers)              echo "Snow" ;;
+    heavysnow|heavysnowshowers)    echo "Heavy snow" ;;
+    *snowandthunder)               echo "Snow & thunder" ;;
+    *)                             echo "$1" ;;
+  esac
+}
+
+fetch() {
+  loc=$(get_location) || { echo "$FALLBACK"; return; }
+  lat=$(echo "$loc" | jq -r '.lat')
+  lon=$(echo "$loc" | jq -r '.lon')
+  city=$(echo "$loc" | jq -r '.city')
+
+  data=$(curl -sf --max-time 8 \
+    -H "User-Agent: $UA" \
+    -H "Accept: application/json" \
+    "https://api.met.no/weatherapi/locationforecast/2.0/compact?lat=$lat&lon=$lon") \
+    || { echo "$FALLBACK"; return; }
+
+  d='.properties.timeseries[0].data'
+  temp=$(    echo "$data" | jq -r "${d}.instant.details.air_temperature | round")
+  humidity=$(echo "$data" | jq -r "${d}.instant.details.relative_humidity | round")
+  wind_ms=$( echo "$data" | jq -r "${d}.instant.details.wind_speed")
+  wind=$(    echo "$wind_ms" | awk '{printf "%d", $1 * 3.6}')
+  code=$(    echo "$data" | jq -r \
+    "(${d}.next_1_hours.summary.symbol_code) // (${d}.next_6_hours.summary.symbol_code) // \"cloudy\"")
+
+  # Simplified apparent temperature: wind chill below 10°C, else = temp
+  feelslike=$(echo "$temp $wind" | awk '{
+    t=$1; v=$2
+    if (v > 4.8 && t < 10)
+      printf "%d", 13.12 + 0.6215*t - 11.37*(v^0.16) + 0.3965*t*(v^0.16)
+    else
+      printf "%d", t
+  }')
+
+  icon=$(icon_for "$code")
+  desc=$(desc_for "$code")
+
+  printf '{"temp":%s,"feelslike":%s,"humidity":%s,"wind":%s,"desc":"%s","icon":"%s","city":"%s"}\n' \
+    "$temp" "$feelslike" "$humidity" "$wind" "$desc" "$icon" "$city"
+}
+
+fetch
+while true; do sleep 600; fetch; done