X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?p=ypp-sc-tools.db-live.git;a=blobdiff_plain;f=yarrg%2Fweb%2Froutetrade;h=074069d2b71b38a64d68897e9d5868f0b156dced;hp=e4e583a83a190f1f33a77411c8533fdf50b505a8;hb=8a992f2ab1dde9f2f5a26f14f1477f8300e26917;hpb=2cf70baa979e0c460e4e46a9c1a53677b09a1972

diff --git a/yarrg/web/routetrade b/yarrg/web/routetrade
index e4e583a..074069d 100644
--- a/yarrg/web/routetrade
+++ b/yarrg/web/routetrade
@@ -32,19 +32,6 @@
  This Mason component is the core trade planner for a specific route.
 
 
-========== TODO ==========
-16:36 <ceb> alpha,byrne,papaya,turtle,jorvik,luthien is my example
-
-use POST for update.  Hrrm.
-
-LATER OR NOT AT ALL
-
-adjustable potential cost of losses (rather than fixed 1e-BIG per league)
-
-max volume/mass
-
-========== TODO ==========
-
 </%doc>
 <%args>
 $dbh
@@ -252,6 +239,12 @@ $addcols->({ DoReverse => 1 },
 % }
 
 <%perl>
+
+if (!@flows) {
+	print 'No profitable trading opportunities were found.';
+	return;
+}
+
 foreach my $f (@flows) {
 
 	$f->{MaxQty}= $f->{'org_qty_agg'} < $f->{'dst_qty_agg'}
@@ -423,7 +416,9 @@ if ($qa->{'debug'}) {
 		qw(glpsol --cpxlp /dev/stdin -o /dev/stdout));
 	print "<pre>\n" if $qa->{'debug'};
 	my $found_section= 0;
+	my $glpsol_out= '';
 	while (<$output>) {
+		$glpsol_out.= $_;
 		print encode_entities($_) if $qa->{'debug'};
 		if (m/^\s*No\.\s+Column name\s+St\s+Activity\s/) {
 			die if $found_section>0;
@@ -444,8 +439,9 @@ if ($qa->{'debug'}) {
 		$flow->{OptCapital}= $flow->{OptQty} * $flow->{'org_price'};
 	}
 	print "</pre>\n" if $qa->{'debug'};
-	pipethrough_run_finish($output, 'glpsol');
-	die unless $found_section;
+	my $prerr= "\n=====\n$cplex\n=====\n$glpsol_out\n=====\n ";
+	pipethrough_run_finish($output,$prerr);
+	die $prerr unless $found_section;
 };
 
 $addcols->({ DoReverse => 1 }, qw(
@@ -561,6 +557,7 @@ $addcols->({ Total => 0, DoReverse => 1 }, qw(
 % my $iquery= $dbh->prepare('SELECT islandname FROM islands
 %				WHERE islandid = ?');
 % my %da_ages;
+% my $total_total= 0;
 %
 <h1>Voyage trading plan</h1>
 <table rules=groups>
@@ -587,7 +584,8 @@ Sail to <% $islandname |h %>
 		my $stallname= $f->{"${od}_stallname"};
 		my $todo= \$flowlists{$od}{
 				$f->{'commodname'},
-				(sprintf "%07d", $price),
+				(sprintf "%07d", ($od eq 'dst' ?
+						9999999-$price : $price)),
 				$stallname
 			};
 		$$todo= {
@@ -656,25 +654,32 @@ Sail to <% $islandname |h %>
 %	}
 %    };
 %    my $show_total= sub {
-%	my ($totaldesc)= @_;
+%	my ($totaldesc, $sign)= @_;
 %	if (defined $total) {
 <tr>
 <td colspan=3>
 <td colspan=2 align=right><% $totaldesc %>
 <td align=right><% $total |h %> total
+%		$total_total += $sign * $total;
 %	}
 %	$total= undef;
 %	$dline= 0;
 <%perl>
      };
 
-     $show_flows->('org',1,'Collect');  $show_total->('(Arbitrage) outlay');
-     $show_flows->('dst',1,'Deliver');
-     $show_flows->('dst',0,'Deliver');  $show_total->('Proceeds');
-     $show_flows->('org',0,'Collect');  $show_total->('Outlay');
+     $show_flows->('dst',0,'Deliver'); $show_total->('Proceeds',1);
+     $show_flows->('org',1,'Collect'); $show_total->('(Arbitrage) outlay',-1);
+     $show_flows->('dst',1,'Deliver'); $show_total->('(Arbitrage) proceeds',1);
+     $show_flows->('org',0,'Collect'); $show_total->('Outlay',-1);
 
 }
 </%perl>
+<tbody><tr>
+<td colspan=2>
+<td colspan=3 align=right>Overall net cash flow
+<td align=right><strong><%
+  $total_total < 0 ? -$total_total." loss" : $total_total." gain"
+ %></strong>
 </table>
 <& query_age:dataages, id2age => \%da_ages &>
 %