Add Seq Diagram for Store

docs/DeveloperGuide.md

@@ -340,7 +340,7 @@ Step 3. The `storeNotes` public method will then store the note item input by us
 <summary>Sequence Diagram for Store</summary>
 <div markdown="1">
 
-
+![img.png](SequenceDiagrams/Store_sequence_diagram.png)
 
 </div>
 </details>

docs/UmlFiles/Store.puml

@@ -0,0 +1,27 @@
+@startuml
+'https://plantuml.com/sequence-diagram
+
+@startuml
+title Sequence Diagram for Store
+actor User
+
+User -> ":Store" **: Store(notes, toDo)
+User -> ":Store":storeNotes()
+activate ":Store"
+alt isInvalidTodo(toDo) is "Invalid todo"
+    ":Store" -> ":Ui" : Ui.printIncorrectFormatEntered()
+    activate ":Ui"
+    deactivate ":Ui"
+    else
+    ":Store" -> ":notes": notes.add(toDo)
+    activate ":notes"
+    deactivate ":notes"
+    ":Store" -> ":Ui": Ui.printAddNote(toDo, notes.getSize());
+    activate ":Ui"
+    deactivate ":Ui"
+    ":Store" -> ":NotesFileWriter": NotesFileWriter.saveFile(filePath, notes.getAll())
+    activate ":NotesFileWriter"
+    deactivate ":NotesFileWriter"
+    end
+deactivate ":Store"
+@enduml