Add customer_range graph

lib/Pear/LocalLoop/Controller/Api/V1/Organisation/Graphs.pm

@@ -22,6 +22,7 @@ sub index {
     sales_last_30_days
     purchases_last_7_days
     purchases_last_30_days
+    customers_range
   / );
 
   return $c->api_validation_error if $validation->has_error;
@@ -43,6 +44,40 @@ sub index {
   return $c->$graph_sub;
 }
 
+sub graph_customers_range {
+  my $c = shift;
+
+  my $validation = $c->validation;
+  $validation->input( $c->stash->{api_json} );
+  $validation->required('start')->is_iso_date;
+  $validation->required('end')->is_iso_date;
+
+  return $c->api_validation_error if $validation->has_error;
+
+  my $entity = $c->stash->{api_user}->entity;
+
+  my $data = { labels => [], data => [] };
+  my $start = $c->parse_iso_date( $validation->param('start') );
+  my $end = $c->parse_iso_date( $validation->param('end') );
+
+  while ( $start <= $end ) {
+    my $next_end = $start->clone->add( days => 1 );
+    my $transactions = $entity->sales
+      ->search_between( $start, $next_end )
+      ->count;
+    push @{ $data->{ labels } }, $c->format_iso_date( $start );
+    push @{ $data->{ data } }, $transactions;
+    $start->add( days => 1 );
+  }
+
+  return $c->render(
+    json => {
+      success => Mojo::JSON->true,
+      graph => $data,
+    }
+  );
+}
+
 sub graph_customers_last_7_days {
   my $c = shift;
 

t/api/v1/organisation/graphs.t

@@ -78,6 +78,18 @@ $t->post_ok('/api/v1/organisation/graphs' => json => {
     data => [ 40, 20, 30, 30, 40, 10, 40, 30, 30, 20, 40, 20, 40, 20, 30, 30, 40, 10, 40, 30, 30, 20, 40, 20, 40, 20, 30, 30, 40, 10 ],
   });
 
+$t->post_ok('/api/v1/organisation/graphs' => json => {
+    session_key => $session_key,
+    graph => 'customers_range',
+    start => $start->clone->subtract( days => 8 )->ymd,
+    end => $start->clone->ymd,
+  })
+  ->status_is(200)->or($framework->dump_error)
+  ->json_is('/graph', {
+    labels => [ map { $start->clone->subtract( days => $_ )->ymd } reverse ( 0 .. 8 ) ],
+    data => [ 2, 4, 2, 4, 2, 3, 3, 4, 1 ],
+  });
+
 $framework->logout( $session_key );
 
 $session_key = $framework->login({