Formatted Day of Week (Notion Formula)

day-of-week.js

lets(
  /* number of day of week, 0-6 (starting with sunday as 0) */
  no, prop("Date").formatDate("d").toNumber(),
  
  /* day name */
  day, prop("Date").formatDate("dddd"),
  
  /* save the colors we want for each day */
  color, ifs(
    no == 1, "blue",   /* mon */
    no == 2, "pink",   /* tue */
    no == 3, "yellow", /* wed */
    no == 4, "purple", /* thu */
    no == 5, "orange", /* fri */
    no == 6, "green",  /* sat */
    "red"              /* sun */
  ),
  
  /* style the day name with color and background */
  day.style("b", color, color + "_background")
)