#!/bin/zsh

info="$(sed -r 's:(^|.*&)i=([0-9]{10}_[0-9]{3}).*|.*:\2:;s:&.*::' <<<"${QUERY_STRING}")"
edit="$(sed -r 's:(^|.*&)e=([0-9]{10}_[0-9]{3}).*|.*:\2:;s:&.*::' <<<"${QUERY_STRING}")"
search="$(sed -r 's:(^|.*&)s=(.*)|.*:\2:;s:&.*::;s:\+: :g;s:%:\\x:g' <<<"${QUERY_STRING}")"
search="$(echo -e "${search}" |sed -rn '1{s:\t: :g;s:\r::g;s:\\:\\\\:g;p}')"
new="$(sed -r 's:(^|.*&)n=(.*)|.*:\2:;s:&.*::;s:\+: :g;s:%:\\x:g' <<<"${QUERY_STRING}")"
new="$(echo -e "${new}" |sed -rn '1{s:\t: :g;s:\r::g;s:\\:\\\\:g;p}')"

[ -z "$ACL_CREATETASK" ] && ACL_CREATETASK=false

cat <<TasksEND
  <div id="LEFT">
    <form method="GET" action="/${SCRIPTNAME}" accept-charset="utf-8">
      <input type="hidden" name="p" value="Tasks">
      <input type="text" name="s" placeholder="Search"><br>
      <input type="submit" value="Search Tasks">
    </form>
    <hr>
TasksEND
#search results
if [ -n "$search" ]; then
  echo "<h1>Tasks search results for: $search</h1>"
  for each in $(grep -ile "$search" Tasks/<0000000000-9999999999>_<000-999>); do
    id=$(sed -r 's:^.*/::;s:.task$::' <<<$each)
    echo "<div class='search'><a href='${SCRIPTNAME}?p=Tasks&amp;i=$id'><h2>$(date -d @$(cut -d_ -f1 <<<"$id"))</h2></a>"
    grep -C1 -ie "$search" "$each" |sed "s:$search:<b>&</b>:g;s:$:<br>:g"
    echo '</div>'
  done
  echo '<hr>'
fi
echo '</div><div id="MAIN">'

#Display single task
if [ -n "$info" -a -r "Tasks/$info" -a -r "Tasks/$info.meta" ]; then
  datafile="Tasks/$info"
  metafile="Tasks/$info.meta"
  headline="$(sed -rn '/^headline=/{s:^[a-z]+=(.+)$:\1:p;q}' "$metafile")"
  taskstatus="$(sed -rn '/^status=/{s:^[a-z]+=(.+)$:\1:p;q}' "$metafile")"
  section="$(sed -rn '/^section=/{s:^[a-z]+=(.+)$:\1:p;q}' "$metafile")"
  attendant="$(sed -rn '/^attendant=/{s:^[a-z]+=(.+)$:\1:p;q}' "$metafile")"
  [ -z "$section" ] && section='(none)'
  [ -z "$attendant" ] && attendant='(none)'
  cat <<TasksEND
    <div class="Task">
      <div class="wikitext">
	<h1>$headline</h1>
	$(_wiki "$datafile")
      </div>
      <table><tr>
	<td><b>Status</b><br>
	$taskstatus</td>
	<td><b>Section</b><br>
	$section</td>
	<td><b>Attendant</b><br>
	$attendant</td>
      </tr></table>
    </div>
TasksEND
fi

#create task main dialog
[ -z "$info" -a -n "$new" ] && cat <<TaskEnd
<form class="Task" style="height:20em;" method="post" action="write/$($LOGIN && echo user_)taskmeta.cgi" accept-charset="UTF-8">
  <h1>$new</h1>
  <input type="hidden" name="headline" value="$new">
  <input type="hidden" name="status" value="new">
  <div style="width:60%;left:3.5em;">
    <b>Description:</b><br>
    <textarea name="description" rows="11"></textarea>
  </div><div style="width:30%;right:.5em;">
    <b>Section:</b><br>
    <select name="section" size="6" style="width:80%">
    $(for each in $(egrep -hx 'section=.+' Tasks/<0000000000-9999999999>_<000-999>.meta |sort -u); do
        echo "<option>$(sed 's:section=::' <<<"$each")</option>"
      done)
    </select><br>
    <b>other section:</b><br>
    <input type="text" name="section">
    <input type="submit" name="submit" value="Robots click here" style="display:none;">
    <input type="submit" name="submit" value="Create Task">
    <input type="submit" name="submit" value="Robots click here" style="display:none;">
  </div>
</form>
TaskEnd

#Plain list of tasks (default)
[ -z "$info" -a -z "$new" ] && stat -c '' Tasks/<0000000000-9999999999>_<000-999>.meta && for each in Tasks/<0000000000-9999999999>_<000-999>.meta(.om); do
  info="$(basename "$each" |sed 's:.meta$::')"
  headline="$(sed -rn '/^headline=/{s:^[a-z]+=(.+)$:\1:p;q}' "$each")"
  taskstatus="$(sed -rn '/^status=/{s:^[a-z]+=(.+)$:\1:p;q}' "$each")"
  section="$(sed -rn '/^section=/{s:^[a-z]+=(.+)$:\1:p;q}' "$each")"
  attendant="$(sed -rn '/^attendant=/{s:^[a-z]+=(.+)$:\1:p;q}' "$each")"
  [ -z "$section" ] && section='(none)'
  [ -z "$attendant" ] && attendant='(none)'
  cat <<TasksEND
   <div class="Task">
     <a href="${SCRIPTNAME}?p=Tasks&amp;i=${info}"><b>$headline</b></a><br>
     <span><b>Status:</b> $taskstatus</span>
     <span><b>Section:</b> $section</span>
     <span><b>Attendant:</b> $attendant</span>
   </div>
TasksEND
done

#dropdown dialog for adding a task
echo '</div> <div id="RIGHT">'
$ACL_CREATETASK && [ -z "$new" ] && cat <<TasksEND
      <a id='newTask_button' class='function' href='#' onclick='javascript:show_screen("newTask");hide_screen("newTask_button");'>New Task</a>
      <div id="newTask" style="display: none;">
        <form action="/${SCRIPTNAME}" method="get" accept-charset="UTF-8">
          <b>Headline:</b><br>
          <input type="hidden" name="p" value="Tasks">
          <textarea name="n" rows="2" style="width:99%;"></textarea><br>
          <input type="submit" value="Submit">
          <a class="function" href="#" onclick="javascript:hide_screen('newTask');show_screen('newTask_button');">Cancel</a>
        </form>
      </div>
TasksEND
echo '</div>'