+% my %ts_sortkeys;
+% {
+% my $cdspan= $qa->{ShowStalls} ? ' colspan=2' : '';
+% my $cdstall= $qa->{ShowStalls} ? '<th>Stall</th>' : '';
+<table id="trades" rules=groups>
+<colgroup span=1>
+<colgroup span=2>
+<% $qa->{ShowStalls} ? '<colgroup span=2>' : '' %>
+<colgroup span=1>
+<colgroup span=2>
+<colgroup span=2>
+<colgroup span=2>
+<colgroup span=3>
+<colgroup span=3>
+% if ($optimise) {
+<colgroup span=3>
+% }
+<tr class="spong">
+<th>
+<th<% $cdspan %>>Collect
+<th<% $cdspan %>>Deliver
+<th>
+<th colspan=2>Collect
+<th colspan=2>Deliver
+<th colspan=2>Profit
+<th colspan=3>Max
+<th colspan=1>
+<th colspan=2>Max
+% if ($optimise) {
+<th colspan=3>Planned
+% }
+
+<tr>
+<th>
+<th>Island <% $cdstall %>
+<th>Island <% $cdstall %>
+<th>Commodity
+<th>Price
+<th>Qty
+<th>Price
+<th>Qty
+<th>Margin
+<th>Unit
+<th>Qty
+<th>Capital
+<th>Profit
+<th>Dist
+<th>Mass
+<th>Vol
+% if ($optimise) {
+<th>Qty
+<th>Capital
+<th>Profit
+% }
+% }
+
+<tr id="trades_sort">
+% foreach my $col (@cols) {
+<th>
+% }
+
+% foreach my $flowix (0..$#flows) {
+% my $flow= $flows[$flowix];
+% my $rowid= "id_row_$flow->{UidShort}";
+<tr id="<% $rowid %>" class="datarow<% $flowix & 1 %>">
+<td><input type=hidden name=R<% $flow->{UidShort} %> value="">
+ <input type=checkbox name=T<% $flow->{UidShort} %> value=""
+ <% $flow->{Suppress} ? '' : 'checked' %> >
+% my $ci= 1;
+% while ($ci < @cols) {
+% my $col= $cols[$ci];
+% my $spec= {
+% Span => 1,
+% Align => ($col->{Text} ? '' : 'align=right')
+% };
+% my $v= $flow->{$col->{Name}};
+% if ($col->{Special}) { $col->{Special}($flow,$col,$v,$spec); }
+% $col->{Total} += $v
+% if defined $col->{Total} and not $flow->{Suppress};
+% $v='' if !$col->{Text} && !$v;
+% my $sortkey= $col->{SortColKey} ?
+% $flow->{$col->{SortColKey}} : $v;
+% $ts_sortkeys{$ci}{$rowid}= $sortkey;
+<td <% $spec->{Span} ? "colspan=$spec->{Span}" : ''
+ %> <% $spec->{Align}
+ %>><% exists $spec->{String} ? $spec->{String} : $v |h %>
+% $ci += $spec->{Span};
+% }
+% }
+<tr id="trades_total">
+<th>
+<th colspan=2>Total
+% foreach my $ci (3..$#cols) {
+% my $col= $cols[$ci];
+<td align=right>
+% if (defined $col->{Total}) {
+<% $col->{Total} |h %>
+% }
+% }
+</table>
+
+<&| tabsort, cols => \@cols, table => 'trades', rowclass => 'datarow',
+ throw => 'trades_sort', tbrow => 'trades_total' &>
+ ts_sortkeys= <% to_json_protecttags(\%ts_sortkeys) %>;
+</&tabsort>
+
+<input type=submit name=update value="Update">
+
+% if ($optimise) { # ========== TRADING PLAN ==========
+%
+% my $iquery= $dbh->prepare('SELECT islandname FROM islands
+% WHERE islandid = ?');
+% my %da_ages;
+% my $total_total= 0;
+% my $total_dist= 0;
+%
+<h1>Voyage trading plan</h1>
+<table rules=groups>
+% foreach my $i (0..$#islandids) {
+<tbody>
+<tr><td colspan=3>
+% $iquery->execute($islandids[$i]);
+% my ($islandname) = $iquery->fetchrow_array();
+% if (!$i) {
+<strong>Start at <% $islandname |h %></strong>
+% } else {
+% my $this_dist= $distance->($islandids[$i-1],$islandids[$i]);
+% $total_dist += $this_dist;
+<strong>Sail to <% $islandname |h %></strong>
+- <% $this_dist |h %> leagues </td>
+% }
+<%perl>
+ my $age_reported= 0;
+ my %flowlists;
+ foreach my $od (qw(org dst)) {
+ foreach my $f (@flows) {
+ next if $f->{Suppress};
+ next unless $f->{"${od}_id"} == $islandids[$i];
+ next unless $f->{OptQty};
+ my $arbitrage= $f->{'org_id'} == $f->{'dst_id'};
+ my $loop= $islandids[0] == $islandids[-1] &&
+ ($i==0 || $i==$#islandids);
+ next if $loop and ($arbitrage ? $i :
+ !!$i == !!($od eq 'org'));
+ my $price= $f->{"${od}_price"};
+ my $stallname= $f->{"${od}_stallname"};
+ my $todo= \$flowlists{$od}{
+ $f->{'commodname'},
+ (sprintf "%07d", ($od eq 'dst' ?
+ 9999999-$price : $price)),
+ $stallname
+ };
+ $$todo= {
+ Qty => 0,
+ orgArbitrage => 0,
+ dstArbitrage => 0,
+ } unless $$todo;
+ $$todo->{'commodname'}= $f->{'commodname'};
+ $$todo->{'stallname'}= $stallname;
+ $$todo->{Price}= $price;
+ $$todo->{Timestamp}= $f->{"${od}_timestamp"};
+ $$todo->{Qty} += $f->{OptQty};
+ $$todo->{Total}= $$todo->{Price} * $$todo->{Qty};
+ $$todo->{Stalls}= $f->{"${od}Stalls"};
+ $$todo->{"${od}Arbitrage"}= 1 if $arbitrage;
+ }
+ }
+
+ my $total;
+ my $dline= 0;
+ my $show_flows= sub {
+ my ($od,$arbitrage,$collectdeliver) = @_;