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