From f2f941f4d613963ab206f3f05fb976027425792a Mon Sep 17 00:00:00 2001
From: s5260822 <s5260822@stud.uni-frankfurt.de>
Date: Sat, 22 Mar 2025 20:47:02 +0100
Subject: [PATCH] added check for no-image and add placeholder

---
 .../domainimpl/mdb/Speaker_MongoDB_Impl.java  | 47 +++++++++++++------
 1 file changed, 32 insertions(+), 15 deletions(-)

diff --git a/src/main/java/org/texttechnologylab/project/gruppe_05_1/database/domainimpl/mdb/Speaker_MongoDB_Impl.java b/src/main/java/org/texttechnologylab/project/gruppe_05_1/database/domainimpl/mdb/Speaker_MongoDB_Impl.java
index e2b625e..f53c4f8 100644
--- a/src/main/java/org/texttechnologylab/project/gruppe_05_1/database/domainimpl/mdb/Speaker_MongoDB_Impl.java
+++ b/src/main/java/org/texttechnologylab/project/gruppe_05_1/database/domainimpl/mdb/Speaker_MongoDB_Impl.java
@@ -22,7 +22,6 @@ public class Speaker_MongoDB_Impl extends Speaker implements MongoOperations<Spe
         this.setName(mongoDocument.getString("name"));
         this.setFirstName(mongoDocument.getString("firstName"));
         this.setTitle(mongoDocument.getString("title"));
-        Logger.debug("First part parsed succesfully");
         this.setGeburtsdatum(parseTimestampSafely(mongoDocument.getDate("geburtsdatum")));
         this.setGeburtsort(mongoDocument.getString("geburtsort"));
         this.setSterbedatum(parseTimestampSafely(mongoDocument.getDate("sterbedatum")));
@@ -53,7 +52,6 @@ public class Speaker_MongoDB_Impl extends Speaker implements MongoOperations<Spe
 
     public LocalDate parseTimestampSafely(Date timestamp) {
         try {
-            Logger.debug("Parsing timestamp: " + timestamp);
             return LocalDate.parse(timestamp.toString());
         } catch (Exception e) {
             return null;
@@ -96,33 +94,52 @@ public class Speaker_MongoDB_Impl extends Speaker implements MongoOperations<Spe
 
     public String toTeX() {
         // Save image to file
+        File outputFile = null;
+        byte[] imageBytes = null;
         // Decode the Base64 string to a byte array
-        byte[] imageBytes = Base64.getDecoder().decode(getMemberPhoto(this.getId()));
+        try {
+            imageBytes = Base64.getDecoder().decode(getMemberPhoto(this.getId()));
 
-        // Define the output PNG file
-        File outputFile = new File(TEMP_EXPORT_DIR + "speaker_photo_" + this.getId() + ".png");
+            // check if imageBytes is empty
+            if (imageBytes.length != 0) {
+                // Define the output PNG file
+                outputFile = new File(TEMP_EXPORT_DIR + "speaker_photo_" + this.getId() + ".png");
 
-        // Write the decoded byte array to the file
-        try (FileOutputStream fos = new FileOutputStream(outputFile)) {
-            fos.write(imageBytes);
-            System.out.println("PNG file has been saved successfully.");
-        } catch (IOException e) {
-            Logger.error("Failed to save member PNG file.");
-            Logger.error(e.getMessage());
+                // Write the decoded byte array to the file
+                try (FileOutputStream fos = new FileOutputStream(outputFile)) {
+                    fos.write(imageBytes);
+                    System.out.println("PNG file has been saved successfully.");
+                } catch (IOException e) {
+                    Logger.error("Failed to save member PNG file.");
+                    Logger.error(e.getMessage());
+                }
+            }
+        } catch (Exception e) {
+            Logger.warn("Failed to decode member photo. Maybe its missing from the DB?");
+            Logger.debug(Arrays.toString(e.getStackTrace()));
         }
 
         // Spkeaer metadata LaTeX code with image, Full Name + title, party, religion, dob, dod, pob, gender, ID
         StringBuilder tex = new StringBuilder();
         // image on the left, metadata on the right
         tex.append("\\begin{minipage}{0.5\\textwidth}\n");
-        tex.append("\\includegraphics[width=0.5\\textwidth]{").append(outputFile.getName()).append("}\n");
+        Logger.pink(String.valueOf(outputFile));
+        if (imageBytes != null) {
+            tex.append("\\includegraphics[width=0.5\\textwidth]{").append("speaker_photo_" + this.getId() + ".png").append("}\n");
+        } else {
+            tex.append("(No image available)\n");
+        }
         tex.append("\\end{minipage}\n");
         tex.append("\\begin{minipage}{0.5\\textwidth}\n");
         tex.append("\\begin{tabular}{r l}\n");
         tex.append("Name & ").append(this.getTitle()).append(" ").append(this.getFirstName()).append(" ").append(this.getName()).append("\\\\\n");
         tex.append("Fraktion & ").append(this.getParty()).append("\\\\\n");
-        tex.append("Religion & ").append(this.getReligion()).append("\\\\\n");
-        tex.append("Geburtsdatum & ").append(this.getGeburtsdatum()).append("\\\\\n");
+        if (this.getReligion() != null) {
+            tex.append("Religion & ").append(this.getSterbedatum()).append("\\\\\n"); // only show if available
+        }
+        if (this.getGeburtsdatum() != null) {
+            tex.append("Geburtsdatum & ").append(this.getGeburtsdatum()).append("\\\\\n");
+        }
         if (this.getSterbedatum() != null) {
             tex.append("Sterbedatum & ").append(this.getSterbedatum()).append("\\\\\n"); // only show if available
         }