Initial Commit

example/lib.typ

@@ -0,0 +1,90 @@
+#let request = json(bytes(sys.inputs.at("request")))
+
+#import "@preview/charged-ieee:0.1.4": ieee
+
+
+#let parse-rfc3339-datetime(rfc3339-string) = {
+  // Split into date and time+offset
+  let (date-part, time-and-offset-part) = rfc3339-string.split("T")
+
+  // Parse date
+  let (year, month, day) = date-part.split("-").map(int)
+
+  // Handle UTC "Z" or offset (+/-hh:mm)
+  let time-part = time-and-offset-part
+  let offset = none
+
+  if time-part.ends-with("Z") {
+    time-part = time-part.slice(0, time-part.len() - 1)
+    offset = (0, 0) // UTC
+  } else if time-part.contains("+") {
+    let parts = time-part.split("+")
+    time-part = parts.first()
+    offset = parts.last().split(":").map(int)
+    offset = (offset.at(0), offset.at(1)) // (+hh, +mm)
+  } else if time-part.contains("-") {
+    let idx = time-part.rfind("-")
+    time-part = time-part.slice(0, idx)
+    let offstr = time-part.slice(idx+1)
+    offset = offstr.split(":").map(int)
+    offset = (-offset.at(0), -offset.at(1)) // (-hh, -mm)
+  }
+
+  // Split time, possibly with fractional seconds
+  let time-parts = time-part.split(":")
+  let hour = int(time-parts.at(0))
+  let minute = int(time-parts.at(1))
+
+  let second = 0
+  if time-parts.len() > 2 {
+    if time-parts.at(2).contains(".") {
+      let sec-parts = time-parts.at(2).split(".")
+      second = int(sec-parts.first())
+      // Fractions are ignored, but you could round if needed
+    } else {
+      second = int(time-parts.at(2))
+    }
+  }
+
+  return datetime(
+    year: year,
+    month: month,
+    day: day,
+    hour: hour,
+    minute: minute,
+    second: second,
+  )
+}
+
+#let currentDateTime = parse-rfc3339-datetime(request.timestamp)
+
+#let ua = request.headers.at("user-agent", default: "")
+
+#let browser = if ua.contains("Firefox") {
+    "Firefox"
+  } else if ua.contains("Edg/") {
+    "Edge"
+  } else if ua.contains("Chrome/") {
+    "Chrome"
+  } else if ua.contains("Safari/6") or ua.contains("Safari/7") {
+    "Safari"
+  } else {
+    "Unknown"
+  }
+
+#let platform = if ua.contains("Win64") {
+  "Windows"
+} else if ua.contains("Android") {
+  "Android"
+} else if ua.contains("iPhone OS") {
+  "iPhone"
+} else {
+  "Unknown"
+}
+
+#let styling(it) = {
+  show link: this => {
+    underline(text(this, fill: rgb("#5555ff")))
+  }
+  it
+}