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July 24, 2023 08:23
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電気使用率取得コマンド
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# energy | |
# oneline: curl -s 'http://agora.ex.nii.ac.jp/earthquake/201103-eastjapan/energy/electrical-japan/info.json' | jq '[.tokyo.time, .tokyo.percentage][]' | tr '\n' ' ' | xargs -n2 bash -c 'echo "$0 現在、東京電力の供給量に対する電力使用率は $1% です"' | |
function energy() { | |
error=0 | |
url='http://agora.ex.nii.ac.jp/earthquake/201103-eastjapan/energy/electrical-japan/info.json' | |
json=$(curl --silent --max-time 2 "$url" || error=1) | |
[ -z "$json" ] && error=1 | |
[ $error -ne 0 ] && { | |
echo '電気使用率が取得できませんでした' | |
return 1 | |
} | |
echo "$json" | jq 1>/dev/null 2>/dev/null || { | |
echo '電気使用率の JSON のパースに失敗しました' | |
return 2 | |
} | |
region="$1" | |
[ -z "$region" ] && region='tokyo' | |
region_name=$(echo '{"chubu":"中部","chugoku":"中国","hokkaido":"北海道","hokuriku":"北陸","kansai":"関西","kyushu":"九州","okinawa":"沖縄","shikoku":"四国","tohoku":"東北","tokyo":"東京"}' | jq -r ".$region") | |
[ "$region_name" = 'null' ] && region_name="$region" | |
timing=$(echo "$json" | jq -r ".$region.time" || error=1) | |
percentage=$(echo "$json" | jq -r ".$region.percentage" || error=1) | |
[ $error -ne 0 ] || [ "$timing" = 'null' ] || [ "$percentage" = 'null' ] && { | |
echo "地域 \"$region\" の電力使用率が取得できませんでした" | |
return 3 | |
} | |
echo "$timing 現在、$region_name電力の供給量に対する電力使用率は $percentage% です" | |
} |
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