From 461a0d5737e8aec766758c9887904d53eb177e8f Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Mon, 26 Sep 2011 21:11:41 -0300
Subject: Adding more transaction logic

---
 muamba.business.inc | 60 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

(limited to 'muamba.business.inc')

diff --git a/muamba.business.inc b/muamba.business.inc
index 5efb469..1b40d1b 100644
--- a/muamba.business.inc
+++ b/muamba.business.inc
@@ -9,6 +9,66 @@
 include_once('muamba.db.inc');
 include_once('muamba.misc.inc');
 
+/**
+ * Determine possible actions for a transaction.
+ *
+ * @param $type
+ *   Transaction type (sent or received).
+ *
+ * @param $status
+ *   Current transaction status.
+ *
+ * @return
+ *   Array of available action codes.
+ */
+function muamba_actions_available($type = 'sent', $status) {
+  if ($type == 'sent') {
+    switch ($status) {
+    case MUAMBA_REQUESTED:
+      $actions = array(
+        MUAMBA_ACCEPTED,
+        MUAMBA_REJECTED,
+        );
+      break;
+
+    case MUAMBA_ACCEPTED:
+      $actions = array(
+        MUAMBA_RELEASED,
+        );
+      break;
+
+    case MUAMBA_RETURNED:
+      $actions = array(
+        MUAMBA_RELEASED,
+        );
+      break;
+
+    default:
+      $actions = array();
+    }
+  }
+  else {
+    switch ($status) {
+    case MUAMBA_REQUESTED:
+      $actions = array(
+        MUAMBA_CANCELLED,
+        );
+      break;
+
+    case MUAMBA_ACCEPTED:
+      $actions = array(
+        MUAMBA_RETURNED,
+        );
+      break;
+
+    default:
+      $actions = array();
+    }
+  }
+
+  return $actions;
+}
+
 /**
  * Transaction management page.
  */
-- 
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