scanner-session: add getCodeType()

2 files changed, 31 insertions, 0 deletions

diff --git a/src/scanner-session/scannersession-interface.vala b/src/scanner-session/scannersession-interface.vala
index 89498df..9f989e7 100644
--- a/src/scanner-session/scannersession-interface.vala
+++ b/src/scanner-session/scannersession-interface.vala
@@ -24,3 +24,12 @@ public enum MessageType {
 	WARNING,
 	ERROR
 }
+
+public enum ScannerSessionCodeType {
+	USER,
+	GUEST,
+	UNDO,
+	LOGOUT,
+	EAN,
+	UNKNOWN
+}
diff --git a/src/scanner-session/scannersession.vala b/src/scanner-session/scannersession.vala
index eeb02e3..23db939 100644
--- a/src/scanner-session/scannersession.vala
+++ b/src/scanner-session/scannersession.vala
@@ -78,6 +78,28 @@ public class ScannerSessionImplementation {
     return true;
   }
 
+  private ScannerSessionCodeType getCodeType(string scannerdata){
+    if(scannerdata.has_prefix("USER ")){
+      return ScannerSessionCodeType.USER;
+    } else if(scannerdata == "GUEST") {
+      return ScannerSessionCodeType.GUEST;
+    } else if(scannerdata == "UNDO") {
+      return ScannerSessionCodeType.UNDO;
+    } else if(scannerdata == "LOGOUT") {
+      return ScannerSessionCodeType.LOGOUT;
+    } else {
+      //Handle EAN Code
+      uint64 id = 0;
+      scannerdata.scanf("%llu", out id);
+
+      /* check if scannerdata has valid format */
+      if(scannerdata != "%llu".printf(id) && scannerdata != "%08llu".printf(id) && scannerdata != "%013llu".printf(id)) {
+        return ScannerSessionCodeType.UNKNOWN;
+      }
+      return ScannerSessionCodeType.EAN;
+    }
+  }
+
   private void play_audio(AudioType audioType){
     switch (audioType) {
       case AudioType.ERROR: