Extensions 1 -> 3 done

DomainModel.md

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+For both core and extensions!
+
+User Stories
+
+# Core
+1.
+As a member of the public,
+So I can order a bagel before work,
+I'd like to add a specific type of bagel to my basket.
+
+2.
+As a member of the public,
+So I can change my order,
+I'd like to remove a bagel from my basket.
+
+3.
+As a member of the public,
+So that I can not overfill my small bagel basket
+I'd like to know when my basket is full when I try adding an item beyond my basket capacity.
+
+4.
+As a Bob's Bagels manager,
+So that I can expand my business,
+I�d like to change the capacity of baskets.
+
+5.
+As a member of the public
+So that I can maintain my sanity
+I'd like to know if I try to remove an item that doesn't exist in my basket.
+
+6.
+As a customer,
+So I know how much money I need,
+I'd like to know the total cost of items in my basket.
+
+7.
+As a customer,
+So I know what the damage will be,
+I'd like to know the cost of a bagel before I add it to my basket.
+
+8.
+As a customer,
+So I can shake things up a bit,
+I'd like to be able to choose fillings for my bagel.
+
+9.
+As a customer,
+So I don't over-spend,
+I'd like to know the cost of each filling before I add it to my bagel order.
+
+10.
+As the manager,
+So we don't get any weird requests,
+I want customers to only be able to order things that we stock in our inventory.
+
+# Extension 1
+
+11.
+As a customer,
+So I can see if I saved money
+So I can see the discount in my basket
+
+# Extension 2
+
+12. 
+As a customer,
+So I can show my wife what I bouht,
+I want to see a reciept of what I bought
+
+# Extension 3
+
+13.
+As a customer,
+So I can see if I saved money,
+I want be able to see potencial discounts on my reciept
+
+# Domain Model
+
+| Classes         | Methods																					| Scenario									| Outputs     |
+|-----------------|-----------------------------------------------------------------------------------------|-------------------------------------------|-------------|
+| `Item`	      |	Public Item(string id, double price, string name, string variant)                      	| Can either be a bagel, coffee or fillings | Item        |
+| 	         	  |	                                                                                    	|                                           |             |
+|-----------------|-----------------------------------------------------------------------------------------|-------------------------------------------|-------------|
+| `Inventory`	  |	Public List<Item> Inventory                                                         	| List over all of the available items      | List        |
+| 	         	  |	                                                                                    	| Can only order from the inventory         |             |
+| 	         	  |	List<Item> getInventory()                                                           	| Returns the full inventory                | List        |
+| 	         	  |	                                                                                    	|                                           |             |
+| 	         	  |	findItemByName(string itemName)                                                     	| Lets the user find item using only its name|Item        |
+| 	         	  |	                                                                                    	|                                           |             |
+|-----------------|-----------------------------------------------------------------------------------------|-------------------------------------------|-------------|
+| `Person`	      |	Public Person(string name, Role role)                                               	| Person can be a Manager or a Customer     | Person      |
+| 	         	  |	Public Enum Role {CUSTOMER, MANAGER}                                                	|                                           |             |
+| 	         	  |	                                                                                    	|                                           |             |
+|-----------------|-----------------------------------------------------------------------------------------|-------------------------------------------|-------------|
+| `Basket`		  | addItem(Item bagel, Item filling?, Item coffee?)                                        | User ordered bagel based on the type		| bool        |
+|                 |																							| Item not in inventory				    	| bool        |
+| 	         	  |	                                                                                    	| User adds filling and/or coffee           | bool        |
+| 	         	  |	                                                                                    	|                                           |             |
+|                 | removeBagels(Item item) 																| User removed item from basket		    	| string      |
+|                 |																							| The item didnt exist						| string   	  |
+|				  |																							|                                           |             |
+|                 | public int basketMaxSize																| Property to holding/setting the basket    | int         |
+|                 | Modify addItem to check if full		    												|											| bool  	  |
+|                 |																							|                                           |             |
+|                 | changeCapacity(int capacity, Role role)                         						| Manager wants to change the basket size   | void (none) |
+|				  |																							|                                           |             |
+| 	         	  |	checkPriceForType(string type)                                                        	| Customers wants to see prices             | double      |
+| 	         	  |	                                                                                    	|                                           |             |
+| 	         	  |	                                                                                    	|                                           |             |
+| 	         	  |	checkTotal()                                                                        	| Customer wants to see the total basket cost|double      |
+| 	         	  |	                                                                                    	|                                           |             |
+| 	         	  |	reciept()                                                                           	| Customer wants to see what he/she bought  | string      |
+| 	         	  |	                                                                                    	|                                           |             |
+| 	         	  |	recieptWithDiscount()                                                               	| Cheaper total because of discounts        | string      |
+|                 |																							|											|             |
+|				  |	discount()      																		| Customer wants to see discount            | double      |	
+| 	         	  |	                                                                                    	|                                           |             |
+| 	         	  |	                                                                                    	|                                           |             |
+| 	         	  |	                                                                                    	|                                           |             |