From 054e6df977b85a589e0e21459e4494b18310b381 Mon Sep 17 00:00:00 2001
From: Jason <jason@socialflow.com>
Date: Mon, 26 Aug 2013 18:29:37 +0000
Subject: add support for merging cells and adding autofilter to a row

---
 lib/Spreadsheet/Template/Helpers/Xslate.pm | 15 +++++++++++++--
 lib/Spreadsheet/Template/Writer/Excel.pm   | 23 +++++++++++++++++++++--
 2 files changed, 34 insertions(+), 4 deletions(-)

diff --git a/lib/Spreadsheet/Template/Helpers/Xslate.pm b/lib/Spreadsheet/Template/Helpers/Xslate.pm
index 2fd97be..c49cfa9 100644
--- a/lib/Spreadsheet/Template/Helpers/Xslate.pm
+++ b/lib/Spreadsheet/Template/Helpers/Xslate.pm
@@ -1,6 +1,7 @@
 package Spreadsheet::Template::Helpers::Xslate;
 use strict;
 use warnings;
+use Data::Dumper;
 
 use JSON;
 
@@ -10,10 +11,10 @@ use Sub::Exporter 'build_exporter';
 
 my $import = build_exporter({
     exports => [
-        map { $_ => \&_curry_package } qw(format c true false)
+        map { $_ => \&_curry_package } qw(format c merge true false)
     ],
     groups => {
-        default => [qw(format c true false)],
+        default => [qw(format c merge true false)],
     },
 });
 
@@ -31,6 +32,16 @@ sub format {
     return '';
 }
 
+sub merge {
+    my ($package, $range, $contents, $format) = @_;
+
+    return $JSON->encode({
+        range    => "$range",
+        contents => "$contents",
+        format   => _formats($package, $format)
+    });
+}
+
 sub c {
     my ($package, $contents, $format, $type, %args) = @_;
 
diff --git a/lib/Spreadsheet/Template/Writer/Excel.pm b/lib/Spreadsheet/Template/Writer/Excel.pm
index 82e6a32..2e9c3e2 100644
--- a/lib/Spreadsheet/Template/Writer/Excel.pm
+++ b/lib/Spreadsheet/Template/Writer/Excel.pm
@@ -152,6 +152,27 @@ sub _write_worksheet {
             $self->_write_cell($data->{cells}[$row][$col], $sheet, $row, $col);
         }
     }
+
+    if (exists $data->{merge}) {
+        for my $i (0..$#{ $data->{merge} }) {
+            my $merge = $data->{merge}[$i];
+            my $format = $merge->{format};
+            my $format_obj;
+            if (exists $self->_formats->{$format}) {
+                $format_obj =  $self->_formats->{$format};
+            }
+            else {
+                $format_obj = $self->excel->add_format(%$format);
+                $self->_formats->{$format} = $format_obj;
+            }
+            $sheet->merge_range($merge->{range}, $merge->{contents}, $format_obj);
+        }
+    }
+    if (exists $data->{autofilter}) {
+        my $row = $data->{autofilter};
+        my $num_cols = scalar @{$data->{cells}[$data->{autofilter}]};
+        $sheet->autofilter($row, 0, $row, $num_cols-1);
+    }
 }
 
 sub _write_cell {
@@ -207,8 +228,6 @@ sub _write_cell {
         $format = $self->_format($properties);
     }
 
-    # XXX handle merged cells
-
     if (defined $data->{formula}) {
         $sheet->write_formula(
             $row, $col,
-- 
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