Generate a list of the daily notes for a weekly note template in Obsidian

list_days_in_week.js

module.exports = (title) => {
  if (!/^\d{4}-W\d{2}$/.test(title)) {
    throw Error(`Invalid file title. Received: ${title}`);
  }

  const [year, week] = title.split("-");
  const days = getISOWeekDates(week.substr(1), year);

  return days
    .map((day) =>
      link(
        `calendar/days/${day.format("YYYY-MM-DD")}`,
        //`${day.format("dddd")} (${day.format("YYYY-MM-DD")})`,
      ),
    )
    .map((day) => `- ${day}`)
    .join("\n");
};

function getMoment() {
  if (typeof window !== "undefined" && window.moment !== undefined) {
    return window.moment;
  }

  return require("moment")();
}

function getISOWeekDates(isoWeekNum, year) {
  let date = getMoment()
    .year(year)
    .isoWeek(isoWeekNum)
    .startOf("isoWeek")
    .add(-1, "day");
  const days = [];

  for (let i = 0; i < 7; i++) {
    days.push(date);
    date = date.add(1, "days").clone();
  }

  return days;
}

function link(path, label) {
  if (label !== undefined) {
    return `[[${path}|${label}]]`;
  }

  return `[[${path}]]`;
}