Sequence Diagrams

Sequence Diagram 1

Actor: Registered or Unregistered User

Goal: Searching for foods with given nutrition values.

Steps

• User opens the main page of the application.
• Enters the ingredients food will have.
• System queries the food database
• System returns the results with a new page if result is not null.

Sequence Diagram 2

Actor: Registered or Unregistered User

Goal: Searching for servers with desired tags.

Steps

• User opens the main page of the application.
• Selects the tags she wants.
• System queries the server database
• System returns the results with a new page if result is not null.

Sequence Diagram 3

Actor: Registered Server

Goal: Adding a new food to its profile

Steps

• Server opens the main profile page
• Server opens the Content section
• Clicks content settings and chooses addFood option
• Enters the name, category, ingredients with amounts and image(optional)
• The system checks for the validity of the inputs and returns the result.
  • if successful the new food is added to the food list of the Server
  • if not, server gets an error message regarding the issue

Sequence Diagram 4

Actor: Registered User

Goal: Adding a comment to a Server Profile Page

Steps

• User opens the main application
• User opens the server profile page
• User clicks the comment section and types the comment
• User can give optional rating in the comment
• The validity of the user input is checked in the system
  • if Successful the comment is added to the comment section of the server
  • if not user gets an error message.