Update DG with implementation details

docs/diagrams/AddTutorActivityDiagram.puml

@@ -3,35 +3,27 @@ skin rose
 skinparam ActivityFontSize 15
 skinparam ArrowFontSize 12
 start
-:User executes command;
+:User runs add-t command;
 
 'Since the beta syntax does not support placing the condition outside the
 'diamond we place it as the true branch instead.
 
-if () then ([all fields present])
-    if () then ([no repeated fields])
-         if () then ([valid name])
-              if () then ([valid phone])
-                   if () then ([valid email])
-                        if () then ([non-duplicate tutor])
-                            :Add tutor to AddressBook;
-                       else ([else])
-                            :ErrorDuplicateTutor;
-                       endif
-                   else ([else])
-                        :Error: Emails should be of the format local-part@domain...;
-                   endif
-              else ([else])
-                  :Error: Phone numbers should only contain numbers, ...;
-              endif
-         else ([else])
-             :Error:  Names should only contain alphanumeric characters, ...;
-         endif
+:Parse user input;
+
+if () then ([input is valid])
+    :Construct new Person object;
+    :Construct AddTutorCommand object;
+    :Return back to LogicManager;
+    :LogicManager executes AddTutorCommand;
+    if () then ([person does not already exist])
+        :Insert person to PersonList;
+        :Update UI;
     else ([else])
-     :ErrorDuplicatePrefixes;
+        :Display duplicate person error message;
     endif
 else ([else])
- :ErrorInvalidCommandFormat;
+:Display error message;
+
 endif
 stop
-@enduml
+@enduml

docs/diagrams/ChangeThemeSequenceDiagram.puml

@@ -0,0 +1,71 @@
+@startuml
+!include style.puml
+skinparam ArrowFontStyle plain
+box Ui UI_COLOR_T1
+participant ":Ui" as Ui UI_COLOR
+end box
+
+box Logic LOGIC_COLOR_T1
+participant ":LogicManager" as LogicManager LOGIC_COLOR
+participant ":AddressBookParser" as AddressBookParser LOGIC_COLOR
+participant ":ThemeCommandParser" as ThemeCommandParser LOGIC_COLOR
+participant "d:ThemeCommand" as ThemeCommand LOGIC_COLOR
+participant ":CommandResult" as CommandResult LOGIC_COLOR
+end box
+
+[-> Ui :
+activate Ui
+
+Ui -> LogicManager : execute\n("theme\ndark")
+activate LogicManager
+
+LogicManager -> AddressBookParser : parseCommand\n("theme dark")
+activate AddressBookParser
+
+create ThemeCommandParser
+AddressBookParser -> ThemeCommandParser
+activate ThemeCommandParser
+
+ThemeCommandParser --> AddressBookParser
+deactivate ThemeCommandParser
+
+AddressBookParser -> ThemeCommandParser : parse("dark")
+activate ThemeCommandParser
+
+create ThemeCommand
+ThemeCommandParser -> ThemeCommand
+activate ThemeCommand
+
+ThemeCommand --> ThemeCommandParser : c
+deactivate ThemeCommand
+
+ThemeCommandParser --> AddressBookParser : c
+deactivate ThemeCommandParser
+'Hidden arrow to position the destroy marker below the end of the activation bar.
+ThemeCommandParser -[hidden]-> AddressBookParser
+destroy ThemeCommandParser
+
+AddressBookParser --> LogicManager : c
+deactivate AddressBookParser
+
+LogicManager -> ThemeCommand : execute()
+activate ThemeCommand
+
+create CommandResult
+ThemeCommand -> CommandResult
+activate CommandResult
+
+CommandResult --> ThemeCommand : result
+deactivate CommandResult
+
+ThemeCommand --> LogicManager : result
+deactivate ThemeCommand
+
+LogicManager --> Ui : result
+deactivate LogicManager
+
+Ui --> Ui : handle\nChange\nTheme()
+
+[<--Ui
+deactivate Ui
+@enduml

docs/diagrams/EditScheduleActivityDiagram.puml

@@ -0,0 +1,34 @@
+@startuml
+skin rose
+skinparam ActivityFontSize 15
+skinparam ArrowFontSize 12
+start
+:User runs edit-s command;
+
+'Since the beta syntax does not support placing the condition outside the
+'diamond we place it as the true branch instead.
+
+:Parse user input;
+
+if () then ([input is valid])
+    :Construct EditScheduleDescriptor object;
+    :Construct EditScheduleCommand object;
+    :Return back to LogicManager;
+    :LogicManager executes EditScheduleCommand;
+    :Construct edited Schedule;
+    if () then ([edited schedule does not already exist])
+        if () then ([edited schedule does not clash with existing schedule])
+            :Replace schedule with edited schedule in ScheduleList;
+            :Update UI;
+        else ([else])
+            :Display clashing schedule error message;
+        endif
+    else ([else])
+        :Display duplicate schedule error message;
+    endif
+else ([else])
+:Display error message;
+
+endif
+stop
+@enduml

docs/diagrams/EditScheduleSequenceDiagram.puml

@@ -0,0 +1,85 @@
+@startuml
+!include style.puml
+skinparam ArrowFontStyle plain
+
+box Logic LOGIC_COLOR_T1
+participant ":LogicManager" as LogicManager LOGIC_COLOR
+participant ":AddressBookParser" as AddressBookParser LOGIC_COLOR
+participant ":EditScheduleCommandParser" as EditScheduleCommandParser LOGIC_COLOR
+participant "e:EditScheduleDescriptor" as EditScheduleDescriptor LOGIC_COLOR
+participant "d:EditScheduleCommand" as EditScheduleCommand LOGIC_COLOR
+participant ":CommandResult" as CommandResult LOGIC_COLOR
+end box
+
+box Model MODEL_COLOR_T1
+participant ":Model" as Model MODEL_COLOR
+participant "editedSchedule:Schedule" as EditedSchedule MODEL_COLOR
+end box
+
+[-> LogicManager : execute("edit-s 1 st/st/2023-09-15T09:00")
+activate LogicManager
+
+LogicManager -> AddressBookParser : parseCommand("edit-s 1 st/2023-09-15T09:00")
+activate AddressBookParser
+
+create EditScheduleCommandParser
+AddressBookParser -> EditScheduleCommandParser
+activate EditScheduleCommandParser
+
+EditScheduleCommandParser --> AddressBookParser
+deactivate EditScheduleCommandParser
+
+AddressBookParser -> EditScheduleCommandParser : parse("1 st/2023-09-15T09:00")
+activate EditScheduleCommandParser
+
+create EditScheduleDescriptor
+EditScheduleCommandParser -> EditScheduleDescriptor
+activate EditScheduleDescriptor
+
+EditScheduleDescriptor --> EditScheduleCommandParser : e
+deactivate EditScheduleDescriptor
+
+create EditScheduleCommand
+EditScheduleCommandParser -> EditScheduleCommand
+activate EditScheduleCommand
+
+EditScheduleCommand --> EditScheduleCommandParser : d
+deactivate EditScheduleCommand
+
+EditScheduleCommandParser --> AddressBookParser : d
+deactivate EditScheduleCommandParser
+'Hidden arrow to position the destroy marker below the end of the activation bar.
+EditScheduleCommandParser -[hidden]-> AddressBookParser
+destroy EditScheduleCommandParser
+
+AddressBookParser --> LogicManager : d
+deactivate AddressBookParser
+
+LogicManager -> EditScheduleCommand : execute()
+activate EditScheduleCommand
+
+create EditedSchedule
+EditScheduleCommand -> EditedSchedule ++
+return
+EditScheduleCommand -> Model ++ : hasSchedule(editedSchedule)
+return
+EditScheduleCommand -> Model ++ : setSchedule(scheduleToEdit, editedSchedule)
+return
+EditScheduleCommand -> Model ++ : updateFilteredScheduleList()
+deactivate Model
+
+deactivate Model
+
+create CommandResult
+EditScheduleCommand -> CommandResult
+activate CommandResult
+
+CommandResult --> EditScheduleCommand
+deactivate CommandResult
+
+EditScheduleCommand --> LogicManager : result
+deactivate EditScheduleCommand
+
+[<--LogicManager
+deactivate LogicManager
+@enduml