56 lines
2.3 KiB
Bash
Executable File
56 lines
2.3 KiB
Bash
Executable File
#!/bin/bash
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# Next day from ens-forecast for xmobar, e.g. "Sat 19/10° 39%" (today before 18:00, then tomorrow)
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# With "week": show the next 7 days in a notification (for a click on the bar)
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# Uses IFS unless its newest saved run is STALE; then the first fallback in MODELS whose download names its
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# run and isn't STALE. The bar names the model when it isn't IFS, and adds a red "!" when it is stale.
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# AIFS/AIGEFS are left out: AIFS comes through the same ECMWF pipeline as IFS and fails with it.
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MODELS=(ecmwf_ifs025 icon_seamless_eps ncep_gefs025 google_weathernext2_ensemble)
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declare -A LABEL=([ncep_gefs025]=GEFS [icon_seamless_eps]=ICON [google_weathernext2_ensemble]=Google)
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# pick DAYS: sets $line (the --brief output) and $model. IFS unless it is STALE; a fallback only if its
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# download names its run (so it can be checked) and isn't STALE; otherwise IFS anyway.
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pick() {
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local m l head first="" first_model="" err=""
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for m in "${MODELS[@]}"; do
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if ! l=$(ens-forecast --brief "$1" --model "$m" 2>&1); then
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[[ -z $err ]] && err=$l
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continue
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fi
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l=$(grep -v '^note: ' <<< "$l") # e.g. "note: ... forecasts only 10 days" (on stderr, models < 14 days)
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[[ -z $first ]] && first=$l first_model=$m
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head=${l%%: *}
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[[ $m != "${MODELS[0]}" && $head != *", run "* ]] && continue # unlabelled fallback: can't check
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if [[ $head != *STALE* ]]; then
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line=$l model=$m
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return 0
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fi
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done
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if [[ -n $first ]]; then line=$first model=$first_model; return 0; fi
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line=$err
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return 1
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}
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if [ "$1" = "week" ]; then
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if ! pick 7; then
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notify-send "ens-forecast" "$line"
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exit
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fi
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body=""
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while IFS= read -r part; do
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read -r day temps rain extra <<< "$part"
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temps=${temps%°C}
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body+="$day ${temps%/*}° / ${temps#*/}° rain $rain${extra:+ $extra}"$'\n'
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done <<< "$(sed "s/ | /\n/g" <<< "${line#*: }")"
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notify-send "${line%%: *}" "${body%$'\n'}"
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exit
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fi
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pick 1 2>/dev/null || exit 0
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read -r day temps rain <<< "${line#*: }"
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label=""
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[[ $model != "${MODELS[0]}" ]] && label="${LABEL[$model]:-$model} "
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stale=""
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[[ ${line%%: *} == *STALE* ]] && stale=" <fc=#f7768e>!</fc>"
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echo "$label$day ${temps%C} "$''" $rain$stale"
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