#!/bin/sh
# script for interfacing with planning center online

appid=$(cat "$HOME/.local/share/pco/appid")
token=$(cat "$HOME/.local/share/pco/token")
userid=$(cat "$HOME/.local/share/pco/userid")

get_blockouts_online () {
curl -su "$appid:$token" "https://api.planningcenteronline.com/services/v2/people/$userid/blockouts" | \
  jq .data[].attributes.ends_at | \
  awk -F'"|-|T' '
function y(x) {
  if (x == 1) return "Jan"
  if (x == 2) return "Feb"
  if (x == 3) return "Mar"
  if (x == 4) return "Apr"
  if (x == 5) return "May"
  if (x == 6) return "Jun"
  if (x == 7) return "Jul"
  if (x == 8) return "Aug"
  if (x == 9) return "Sep"
  if (x == 10) return "Oct"
  if (x == 11) return "Nov"
  if (x == 12) return "Dec"
  return "Unk"
}

{print y($3) " " $4 " " $2}' | \
  tr '\n' '|' | \
  sed 's/.\{1\}$//'
}

get_blockouts_local () {
  grep "MSG Blockout date" "$DOTREMINDERS" | \
  awk -F' ' '{print $2 " " $3 " " $4}'
}

get_blockouts () {
  all_dates=$(get_blockouts_online)
  OLDIFS="$IFS"
  IFS="|"
  for i in $all_dates; do
    results=$(grep -c "^REM $i MSG Blockout date" "$DOTREMINDERS")
    [ "$results" -eq 0 ] && \
      printf "REM %s MSG Blockout date\n" "$i" >> "$DOTREMINDERS" && \
      printf "added %s to calendar\n" "$i" || \
      printf "omitted %s from the calendar, it's already there\n" "$i"
  done
  IFS="$OLDIFS"
}

push_blockouts () {
  file=$(mktemp)
  get_blockouts_online | tr '|' '\n' >> "$file"
  local=$(get_blockouts_local)

  # don't mess with the spacing
  OLDIFS=$IFS
  IFS="
"
  printf "temp file: %s\n" "$file"

  for i in $local; do
    count=$(grep -c "^$i$" "$file")
    if [ "$count" -eq 0 ]; then
      printf "push: %s\n" "$i"
      stddate=$(date --date="$i" "+%Y-%m-%dT06:00:00Z")
      curl -X POST -H "Content-Type: application/json" -d "
        {
          \"data\": {
            \"attributes\": {
              \"reason\": \"n/a\",
              \"repeat_frequency\": \"no_repeat\",
              \"starts_at\": \"$stddate\",
              \"ends_at\": \"$stddate\"
            }
          }
        }" -su "$appid:$token" "https://api.planningcenteronline.com/services/v2/people/$userid/blockouts"
    fi
  done

  IFS=$OLDIFS

  rm "$file"
}

get_blockouts
push_blockouts