#!/usr/bin/fish

set timer_folder ~/.timer
set activity_lists_folder $timer_folder/activity.lists
set activity_timeclock_file $timer_folder/activity.timeclock
set activity_i3blocks_pipe $timer_folder/activity.i3blocks.fifo
set activity_current_file $timer_folder/activity.current
set activity_timeclock_append_log_folder $timer_folder/activity.timeclock.d
set activity_timeclock_append_log_filename $activity_timeclock_append_log_folder/(date +%Y-%m-%d)-(hostname)

function parse_activity_timeclock
  sort -k2 | uniq \
  |begin
    set state o
    while read -L line
      set io (string sub -l 1 "$line")
      set date (string sub -s 3 -l 10 "$line")
      set time (string sub -s 14 -l 8 "$line")
      if [ $state = 'i' ]
        echo "o $date $time"
      end
      if [ $io = 'i' ]
        set state i
        set rs (string sub -s 23 "$line")
        string match -r '^(.+?)(?:  (.+?))? *(?:;.*)?$' "$rs" \
        |begin
          read -L null
          read -L activity
          read -L payee
        end
        echo "i $date $time $rs"
      else if [ $io = 'o' ]
        set state o
      end
    end
  end
  if [ $state = 'i' ]
    echo $activity > $activity_current_file
    echo "<span foreground=\"#00FF00\">★ $activity</span>" > $activity_i3blocks_pipe
  else
    rm $activity_current_file
    echo "<span foreground=\"#0000FF\">☆</span>" > $activity_i3blocks_pipe
  end
end



function merge_timeclock_append_log
  cat $activity_timeclock_append_log_folder/* | parse_activity_timeclock > $activity_timeclock_file
end

function get_current_timeclock_state
  merge_timeclock_append_log
end

function select_activity
  set next (cat $activity_lists_folder/* | rofi -dmenu -p activity)
  if [ ! -n "$next" ]
    exit 1
  end
  begin_activity "$next"
end

function begin_activity
  echo i (date '+%Y-%m-%d %H:%M:%S') $argv >> $activity_timeclock_append_log_filename
  echo "<span foreground=\"#00FF00\">★ $argv</span>" > $activity_i3blocks_pipe
end

function end_activity
  echo o (date '+%Y-%m-%d %H:%M:%S') >> $activity_timeclock_append_log_filename
  echo "<span foreground=\"#0000FF\">☆</span>" > $activity_i3blocks_pipe
end


set command $argv[1]
switch $command

  case "select_activity"
    select_activity

  case "begin_activity"
    begin_activity $argv[2..-1]

  case "end_activity"
    end_activity

  case "show_activity"
    get_current_timeclock_state

  case "uniklinik"
    begin_activity 'Arbeit:Uniklinik Köln'

end