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mirror of https://github.com/osmarks/random-stuff synced 2024-12-26 18:10:34 +00:00
random-stuff/political_opinion_calendar.html
2022-11-23 17:03:26 +00:00

107 lines
4.0 KiB
HTML

<!DOCTYPE html>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<script src="https://unpkg.com/mithril/mithril.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/date-fns/1.30.1/date_fns.min.js"></script>
<style>
.calday {
padding: 1em;
margin: 0;
border: none;
}
table {
border-collapse: collapse;
}
.opinion {
font-style: italic;
}
</style>
<div id="app">
</div>
<script>
var month = 6
var year = 2022
var opinions = []
const hash = (str, seed = 0) => {
let h1 = 0xdeadbeef ^ seed, h2 = 0x41c6ce57 ^ seed
for (let i = 0, ch; i < str.length; i++) {
ch = str.charCodeAt(i)
h1 = Math.imul(h1 ^ ch, 2654435761)
h2 = Math.imul(h2 ^ ch, 1597334677)
}
h1 = Math.imul(h1 ^ (h1>>>16), 2246822507) ^ Math.imul(h2 ^ (h2>>>13), 3266489909)
h2 = Math.imul(h2 ^ (h2>>>16), 2246822507) ^ Math.imul(h1 ^ (h1>>>13), 3266489909)
return 4294967296 * (2097151 & h2) + (h1>>>0)
}
function incMonth(by) {
month += by
if (month < 1) {
month = 12 - month
year--
} else if (month > 12) {
month = month - 12
year++
}
}
function displayMonth(year, month) {
var opinionLookup = []
for (const opinion of opinions) {
for (var i = 0; i < opinion.weight; i++) {
opinionLookup.push(opinion.opinion)
}
}
console.log(opinionLookup)
var init = dateFns.addMonths(dateFns.addYears(0, year - 1970), month - 1)
var offset = dateFns.getDay(init) - 1
var weekinit = dateFns.subDays(init, offset >= 0 ? offset : 6)
console.log(init, dateFns.getDay(init), weekinit)
var rows = [
m("tr.calweek.calhead", ["Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"].map(x => m("th.calday", x)))
]
outer: for (var i = 0; i < 6; i++) {
var row = []
for (var j = 0; j < 7; j++) {
var x = dateFns.addDays(dateFns.addWeeks(weekinit, i), j)
console.log(x, init, dateFns.getMonth(x), month)
if (x > init && dateFns.getMonth(x) + 1 !== month && dateFns.getDate(x) >= 7) { break outer }
var opindex = hash(`${dateFns.getYear(x)}-${dateFns.getMonth(x)}-${dateFns.getDate(x)}`) % opinionLookup.length
var opinion = opinionLookup.length > 0 ? opinionLookup[opindex] : "no opinion"
row.push(m("td.calday", { style: `background: hsl(${hash(opinion) % 360}deg, 100%, 60%); opacity: ${dateFns.getMonth(x) + 1 === month ? "1": "0.5"}` }, [
m(".date", dateFns.getDate(x)),
m(".opinion", opinion)
]))
}
rows.push(m("tr.calweek", row))
}
return rows
}
m.mount(document.querySelector("#app"), {
view: function() {
return [
m("", [
m("h1", "Calendar"),
m("h2", `${year}-${month}`),
m("button", { onclick: () => incMonth(-1) }, "-"),
m("button", { onclick: () => incMonth(1) }, "+"),
m("table", displayMonth(year, month))
]),
m("", [
m("h1", "Political Opinions"),
m("ul",
opinions.map((opinion, index) => m("li", [
m("button", { onclick: () => opinions.splice(index, 1) }, "-"),
m("input[type=number]", { value: opinion.weight, min: 1, max: 100, oninput: ev => opinions[index].weight = Math.min(ev.target.value, 100) }),
m("input", { value: opinion.opinion, oninput: ev => opinions[index].opinion = ev.target.value })
]))
),
m("button", { onclick: () => opinions.push({ opinion: "", weight: 1 }) }, "+")
])
]
}
})
</script>