[LMS-1264] added usage of properties

SVN: 13475

deep_sequencing_unit/source/java/ch/ethz/bsse/cisd/dsu/tracking/EntityTrackingEmailGenerator.java

@@ -17,14 +17,39 @@
 package ch.ethz.bsse.cisd.dsu.tracking;
 
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collection;
 import java.util.List;
+import java.util.Properties;
+
+import ch.systemsx.cisd.common.utilities.PropertyUtils;
+import ch.systemsx.cisd.openbis.generic.shared.basic.dto.ExternalData;
+import ch.systemsx.cisd.openbis.generic.shared.basic.dto.IEntityProperty;
+import ch.systemsx.cisd.openbis.generic.shared.basic.dto.Sample;
 
 /**
  * @author Piotr Buczek
  */
 public class EntityTrackingEmailGenerator implements IEntityTrackingEmailGenerator
 {
+    private static final String NOTIFICATION_EMAIL_SUBJECT = "notification-email-subject";
+
+    private static final String NOTIFICATION_EMAIL_FROM = "notification-email-from";
+
+    private static final String NOTIFICATION_EMAIL_REPLY_TO = "notification-email-reply-to";
+
+    private final String subject;
+
+    private final String from;
+
+    private final String replyTo;
+
+    public EntityTrackingEmailGenerator(Properties properties)
+    {
+        subject = PropertyUtils.getMandatoryProperty(properties, NOTIFICATION_EMAIL_SUBJECT);
+        from = PropertyUtils.getMandatoryProperty(properties, NOTIFICATION_EMAIL_FROM);
+        replyTo = PropertyUtils.getMandatoryProperty(properties, NOTIFICATION_EMAIL_REPLY_TO);
+    }
 
     public List<Email> generateEmails(TrackedEntities trackedEntities)
     {
@@ -42,8 +67,114 @@ public class EntityTrackingEmailGenerator implements IEntityTrackingEmailGenerat
 
     private Email createEmail(EntityTrackingEmailData emailData)
     {
+        String content = EmailContentGenerator.generate(emailData);
+        String recipient = emailData.getRecipient();
+        return new Email(subject, content, replyTo, from, recipient);
+    }
+
+    /**
+     * Helper class for generation of email content.
+     * 
+     * @author Piotr Buczek
+     */
+    private static final class EmailContentGenerator
+    {
+        private static final char NEW_LINE = '\n';
+
+        private static final int SEPARATOR_LINE_WIDTH = 100;
+
+        private static final char SECTION_SEPARATOR_CHAR = '#';
+
+        private static final char SUBSECTION_SEPARATOR_CHAR = '-';
+
+        private static final String SECTION_SEPARATOR_LINE =
+                createSeparatorLine(SECTION_SEPARATOR_CHAR);
+
+        private static final String SUBSECTION_SEPARATOR_LINE =
+                createSeparatorLine(SUBSECTION_SEPARATOR_CHAR);
+
+        private static final String PERMLINK_LABEL = "Permlink";
+
+        private static String createSeparatorLine(char separatorChar)
+        {
+            char[] line = new char[SEPARATOR_LINE_WIDTH];
+            Arrays.fill(line, separatorChar);
+            return new String(line);
+        }
+
         // TODO 2009-11-23, Piotr Buczek: implement
-        return null;
+        public static String generate(EntityTrackingEmailData emailData)
+        {
+            StringBuilder sb = new StringBuilder();
+            appendDataSetsInfo(sb, emailData.getDataSets());
+            return null;
+        }
+
+        private static void appendDataSetsInfo(StringBuilder sb, List<ExternalData> dataSets)
+        {
+            appendln(sb, SECTION_SEPARATOR_LINE);
+            appendln(sb, SUBSECTION_SEPARATOR_LINE);
+            appendln(sb, String.format(
+                    "Tracked creation of %s data set(s) connected with Flow Lane samples.",
+                    dataSets.size()));
+            appendln(sb, SUBSECTION_SEPARATOR_LINE);
+            for (ExternalData dataSet : dataSets)
+            {
+                appendDataSetInfo(sb, dataSet);
+                appendln(sb, SUBSECTION_SEPARATOR_LINE);
+            }
+        }
+
+        private static void appendDataSetInfo(StringBuilder sb, ExternalData dataSet)
+        {
+            // basic data set info
+            appendAttribute(sb, PERMLINK_LABEL, dataSet.getPermlink());
+            appendNewline(sb);
+
+            // basic flow lane and sequencing sample info
+            Sample flowLaneSample = dataSet.getSample();
+            assert flowLaneSample != null;
+            Sample sequencingSample = flowLaneSample.getGeneratedFrom();
+            assert sequencingSample != null;
+            appendAttribute(sb, "Flow Lane sample", String.format("'%s'\n  %s", flowLaneSample
+                    .getCode(), flowLaneSample.getPermlink()));
+            appendAttribute(sb, "Sequencing sample", String.format("'%s'\n  %s", sequencingSample
+                    .getCode(), sequencingSample.getPermlink()));
+
+            // data set properties
+
+            // no information about assigned properties - cannot put information about empty
+            // List<DataSetTypePropertyType> assignedProperties =
+            // dataSet.getDataSetType().getAssignedPropertyTypes();
+            for (IEntityProperty property : dataSet.getProperties())
+            {
+                appendProperty(sb, property);
+            }
+        }
+
+        private static void appendProperty(StringBuilder sb, IEntityProperty property)
+        {
+            final String label = property.getPropertyType().getLabel();
+            final String value = property.getValue();
+            appendAttribute(sb, label, value);
+        }
+
+        private static void appendAttribute(StringBuilder sb, String name, String value)
+        {
+            appendln(sb, String.format("- %s:\n  %s", name, value == null ? "(empty)" : value));
+        }
+
+        private static void appendln(StringBuilder sb, String string)
+        {
+            sb.append(string);
+            appendNewline(sb);
+        }
+
+        private static void appendNewline(StringBuilder sb)
+        {
+            sb.append(NEW_LINE);
+        }
+
     }
 
 }