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<!DOCTYPE html><html lang="ja"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width"><link rel="icon" href="data:">
<title>気象庁 潮位データ 2024-01-01（日本全体188箇所）</title>
<meta name="twitter:card" content="summary_large_image">
<meta property="og:image" content="https://code4fukui.github.io/tidelevel/ss.jpg">
<meta name="twitter:image" content="https://code4fukui.github.io/tidelevel/ss.jpg">
</head><body>
<h1>気象庁 潮位データ 2024-01-01（日本全体188箇所）</h1>
<div class=chart id=divlinechart></div>
<div id=divlinecharts></div>
<hr>
DATA: <a href=https://www.jma.go.jp/bosai/tidelevel/>気象庁｜潮位観測情報</a>, <a href=https://www.data.jma.go.jp/multi/quake/index.html?lang=jp>気象庁 | 地震情報</a><br>
APP: <a href=https://github.com/code4fukui/tidelevel/>src on GitHub</a><br>
<script type="module">
import ApexCharts from "https://code4fukui.github.io/apexcharts.js/ApexCharts.js";
import { Station } from "./Station.js";
import { CSV } from "https://js.sabae.cc/CSV.js";
import { DateTime } from "https://js.sabae.cc/DateTime.js";
const eqs = [ // over 5+
{ datetime: "2024-01-01T16:10+09:00", text: "石川県能登地方 M5.7 震度5強" },
{ datetime: "2024-01-01T16:23+09:00", text: "石川県能登地方 6.1 震度5強" },
{ datetime: "2024-01-01T16:24+09:00", text: "石川県能登地方 7.6 震度7" },
{ datetime: "2024-01-01T17:00+09:00", text: "石川県能登地方 5.7 震度5強" },
];
const alerts = [
{ datetime: "2024-01-01T20:30+09:00", text: "大津波警報→津波警報" },
{ datetime: "2024-01-02T01:15+09:00", text: "津波警報→津波注意報" },
{ datetime: "2024-01-02T10:00+09:00", text: "津波注意報 解除" },
];
const annotations = { xaxis: [] };
for (const eq of [...eqs, ...alerts]) {
annotations.xaxis.push({
x: new DateTime(eq.datetime).getTime(),
borderColor: "#775DD0",
label: {
style: { color: "#222" },
text: eq.text,
}
});
}
const showLineChart = (divlinechart, series, height = 350) => {
const options = {
series,
annotations,
chart: {
height,
type: "line",
toolbar: {
show: true
},
animations: {
enabled: false,
},
},
//colors: ['#77B6EA', '#545454'],
/*
dataLabels: {
enabled: true,
},
*/
stroke: {
width: 2,
curve: "straight",
},
/*
title: {
text: title || "",
align: "center",
},
*/
/*
grid: {
borderColor: '#e7e7e7',
row: {
colors: ['#f3f3f3', 'transparent'], // takes an array which will be repeated on columns
opacity: 0.5
},
},
*/
/*
markers: {
size: 1
},
*/
/*
xaxis: {
categories: months.map(i => Math.floor(i / 100) + "/" + i % 100),
title: {
text: 'Month'
}
},
*/
xaxis: {
type: 'datetime',
labels: {
datetimeUTC: false,
datetimeFormatter: {
year: 'yyyy',
month: 'yyyy/M',
day: 'M/d',
hour: 'HH:mm',
}
}
},
/*
yaxis: {
title: {
text: 'Temperature'
},
min: 5,
max: 40
},
*/
legend: {
position: "top",
horizontalAlign: "center",
//floating: true,
//offsetY: -25,
//offsetX: -5
},
tooltip: {
x: {
formatter: val => {
return new DateTime(val).toString();
},
},
},
/*
tooltip: {
y: {
formatter: (v) => {
return Num.addComma(v) + "人";
},
}
},
*/
};
const chart = new ApexCharts(divlinechart, options);
chart.render();
};
//const twodays = new DateTime().getTime() > new DateTime("2024-01-02T00:00:00+09:00").getTime();
const days = ["20240101"];
//const days = ["20240101", "20240102", "20240103"];
//const stations = await CSV.fetchJSON("data/stations.csv");
const stations = await CSV.fetchJSON("./stations3.csv");
stations.forEach(i => i.pref = i.addr.split(" ")[0]);
const tides = {};
for (const day of days) {
for (const s of stations) {
const st = new Station(s.code, day);
const url = st.getURL();
try {
const tide = await (await fetch(url)).json();
tides[url] = tide;
} catch (e) {
}
}
}
const show = (div, pref = null) => {
const series = [];
for (const s of stations) {
if (pref && s.pref != pref) continue;
const data = [];
for (const day of days) {
const st = new Station(s.code, day);
const url = st.getURL();
const tide = tides[url];
if (!tide) continue;
let t = new DateTime(tide.time).getTime();
//console.log(t, performance.now(), new Date().getTime())
const dt = parseInt(tide.interval) * 1000;
const d = tide.tide;
for (let i = 0; i < d.length; i++) {
data.push([t, d[i]]);
t += dt;
}
}
series.push({ name: s.pref + " " + s.name, data });
}
showLineChart(div, series, 700);
};
show(divlinechart);
/*
const prefs = ["石川県", "富山県", "新潟県", "福井県", "京都府"];
for (const pref of prefs) {
const div = document.createElement("div");
div.className = "chart";
const h2 = document.createElement("h2");
h2.textContent = pref;
divlinecharts.appendChild(h2);
divlinecharts.appendChild(div);
show(div, pref);
}
setTimeout(() => {
location.reload();
}, 10 * 60 * 1000);
*/
</script>
<style>
body {
background-color: #222255;
font-family: sans-serif;
color: white;
}
h1 {
color: white;
}
.chart {
background-color: #f8f8f8;
color: #222;
margin-bottom: .6em;
}
a {
color: white !important;
}
</style>