AY2324S1-CS2103T-T13-4 · nananakx-x · Nov 8, 2023 · Nov 7, 2023 · Nov 7, 2023 · Nov 7, 2023
diff --git a/docs/DeveloperGuide.md b/docs/DeveloperGuide.md
diff --git a/docs/UserGuide.md b/docs/UserGuide.md
diff --git a/docs/diagrams/BetterModelClassDiagram.puml b/docs/diagrams/BetterModelClassDiagram.puml
@@ -18,4 +18,7 @@ Person *--> Name
 Person *--> Phone
 Person *--> Email
 Person *--> Address
+Person *--> Housing
+Person *--> Availability
+Person *--> AnimalType
 @enduml
diff --git a/docs/diagrams/DeleteMultipleSequenceDiagram.puml b/docs/diagrams/DeleteMultipleSequenceDiagram.puml
@@ -0,0 +1,71 @@
+@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 ":DeleteCommandParser" as DeleteCommandParser LOGIC_COLOR
+participant "d:DeleteCommand" as DeleteCommand LOGIC_COLOR
+participant ":CommandResult" as CommandResult LOGIC_COLOR
+end box
+
+box Model MODEL_COLOR_T1
+participant ":Model" as Model MODEL_COLOR
+end box
+
+[-> LogicManager : execute("delete 1 2 3")
+activate LogicManager
+
+LogicManager -> AddressBookParser : parseCommand("delete 1 2 3")
+activate AddressBookParser
+
+create DeleteCommandParser
+AddressBookParser -> DeleteCommandParser
+activate DeleteCommandParser
+
+DeleteCommandParser --> AddressBookParser
+deactivate DeleteCommandParser
+
+AddressBookParser -> DeleteCommandParser : parse("1 2 3")
+activate DeleteCommandParser
+
+create DeleteCommand
+DeleteCommandParser -> DeleteCommand
+activate DeleteCommand
+
+DeleteCommand --> DeleteCommandParser : d
+deactivate DeleteCommand
+
+DeleteCommandParser --> AddressBookParser : d
+deactivate DeleteCommandParser
+'Hidden arrow to position the destroy marker below the end of the activation bar.
+DeleteCommandParser -[hidden]-> AddressBookParser
+destroy DeleteCommandParser
+
+AddressBookParser --> LogicManager : d
+deactivate AddressBookParser
+
+LogicManager -> DeleteCommand : execute()
+activate DeleteCommand
+
+loop until all selected persons are deleted
+    DeleteCommand -> Model : deletePerson(person)
+    activate Model
+    Model --> DeleteCommand
+    deactivate Model
+end
+
+create CommandResult
+DeleteCommand -> CommandResult
+activate CommandResult
+
+CommandResult --> DeleteCommand
+deactivate CommandResult
+
+DeleteCommand --> LogicManager : result
+deactivate DeleteCommand
+
+[<--LogicManager
+deactivate LogicManager
+@enduml
diff --git a/docs/diagrams/ModelClassDiagram.puml b/docs/diagrams/ModelClassDiagram.puml
@@ -19,6 +19,9 @@ Class Email
 Class Name
 Class Phone
 Class Tag
+Class Availability
+Class Housing
+Class AnimalType
 
 Class I #FFFFFF
 }
@@ -36,12 +39,15 @@ ModelManager -right-> "1" UserPrefs
 UserPrefs .up.|> ReadOnlyUserPrefs
 
 AddressBook *--> "1" UniquePersonList
-UniquePersonList --> "~* all" Person
-Person *--> Name
-Person *--> Phone
-Person *--> Email
-Person *--> Address
+Person *--> "1..2"Name
+Person *--> "1"Phone
+Person *--> "1"Email
+Person *--> "1"Address
 Person *--> "*" Tag
+Person *--> "1 " Availability
+Person *--> "1" Housing
+Person *--> "1" AnimalType
+AnimalType --> "1" Availability
 
 Person -[hidden]up--> I
 UniquePersonList -[hidden]right-> I
@@ -50,5 +56,8 @@ Name -[hidden]right-> Phone
 Phone -[hidden]right-> Address
 Address -[hidden]right-> Email
 
-ModelManager --> "~* filtered" Person
+ModelManager --> "~* Filtered"Person
+UniquePersonList -left-> "~*all " Person
+
+
 @enduml
diff --git a/docs/diagrams/StatsAvailSelfInvDiagram.puml b/docs/diagrams/StatsAvailSelfInvDiagram.puml
@@ -0,0 +1,41 @@
+@startuml
+!include style.puml
+
+skinparam ArrowFontStyle plain
+
+mainframe **sd** get availability statistics
+
+participant "a:StatsAvailCommand" as StatsAvailCommand LOGIC_COLOR
+
+StatsAvailCommand -> StatsAvailCommand : getAvailableFosterers(list)
+activate StatsAvailCommand
+StatsAvailCommand --> StatsAvailCommand : availableFosterers
+deactivate StatsAvailCommand
+
+StatsAvailCommand -> StatsAvailCommand : getAbleDogCount(availableFosterers)
+activate StatsAvailCommand
+StatsAvailCommand --> StatsAvailCommand : ableDogCount
+deactivate StatsAvailCommand
+
+StatsAvailCommand -> StatsAvailCommand : getAbleCatCount(availableFosterers)
+activate StatsAvailCommand
+StatsAvailCommand --> StatsAvailCommand : ableCatCount
+deactivate StatsAvailCommand
+
+StatsAvailCommand -> StatsAvailCommand : calculatePercentage(availableCount, total)
+activate StatsAvailCommand
+StatsAvailCommand --> StatsAvailCommand
+deactivate StatsAvailCommand
+
+StatsAvailCommand -> StatsAvailCommand : calculatePercentage(ableDogCount, availableCount)
+activate StatsAvailCommand
+StatsAvailCommand --> StatsAvailCommand
+deactivate StatsAvailCommand
+
+StatsAvailCommand -> StatsAvailCommand : calculatePercentage(ableCatCount, availableCount)
+activate StatsAvailCommand
+StatsAvailCommand --> StatsAvailCommand
+deactivate StatsAvailCommand
+|||
+
+@enduml
diff --git a/docs/diagrams/StatsAvailSequenceDiagram.puml b/docs/diagrams/StatsAvailSequenceDiagram.puml
@@ -0,0 +1,74 @@
+@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 ":StatsCommandParser" as StatsCommandParser LOGIC_COLOR
+participant "a:StatsAvailCommand" as StatsAvailCommand LOGIC_COLOR
+participant ":CommandResult" as CommandResult LOGIC_COLOR
+end box
+
+box Model MODEL_COLOR_T1
+participant ":Model" as Model MODEL_COLOR
+end box
+
+[-> LogicManager : execute("stats avail")
+activate LogicManager
+
+LogicManager -> AddressBookParser : parseCommand("stats avail")
+activate AddressBookParser
+
+create StatsCommandParser
+AddressBookParser -> StatsCommandParser
+activate StatsCommandParser
+
+StatsCommandParser --> AddressBookParser
+deactivate StatsCommandParser
+
+AddressBookParser -> StatsCommandParser : parse("avail")
+activate StatsCommandParser
+
+create StatsAvailCommand
+StatsCommandParser -> StatsAvailCommand
+activate StatsAvailCommand
+
+StatsAvailCommand --> StatsCommandParser : a
+deactivate StatsAvailCommand
+
+StatsCommandParser --> AddressBookParser : a
+deactivate StatsCommandParser
+'Hidden arrow to position the destroy marker below the end of the activation bar.
+StatsCommandParser -[hidden]-> AddressBookParser
+destroy StatsCommandParser
+
+AddressBookParser --> LogicManager : a
+deactivate AddressBookParser
+
+LogicManager -> StatsAvailCommand : execute()
+activate StatsAvailCommand
+
+StatsAvailCommand -> Model : getFilteredPersonList()
+activate Model
+
+Model --> StatsAvailCommand : list
+deactivate Model
+
+ref over StatsAvailCommand
+get availability statistics
+end ref
+
+create CommandResult
+StatsAvailCommand -> CommandResult
+activate CommandResult
+
+CommandResult --> StatsAvailCommand
+deactivate CommandResult
+
+StatsAvailCommand --> LogicManager : result
+deactivate StatsAvailCommand
+
+[<--LogicManager
+deactivate LogicManager
+@enduml
diff --git a/docs/diagrams/StatsClassDiagram.puml b/docs/diagrams/StatsClassDiagram.puml
@@ -0,0 +1,15 @@
+@startuml
+!include style.puml
+skinparam arrowThickness 1.1
+skinparam arrowColor LOGIC_COLOR
+skinparam classBackgroundColor LOGIC_COLOR
+
+Class StatsCommand
+Class "{abstract}\nCommand" as Command
+
+StatsCommand -up-|> Command
+StatsAvailCommand -up-|> StatsCommand
+StatsCurrentCommand -up-|> StatsCommand
+StatsHousingCommand -up-|> StatsCommand
+
+@enduml
diff --git a/docs/images/BetterModelClassDiagram.png b/docs/images/BetterModelClassDiagram.png
diff --git a/docs/images/DeleteMultipleSequenceDiagram.png b/docs/images/DeleteMultipleSequenceDiagram.png
diff --git a/docs/images/ModelClassDiagram.png b/docs/images/ModelClassDiagram.png
diff --git a/docs/images/StatsAvailSelfInvDiagram.png b/docs/images/StatsAvailSelfInvDiagram.png
diff --git a/docs/images/StatsAvailSequenceDiagram.png b/docs/images/StatsAvailSequenceDiagram.png
diff --git a/docs/images/StatsClassDiagram.png b/docs/images/StatsClassDiagram.png
diff --git a/docs/images/screenshots/HelpWindow.png b/docs/images/screenshots/HelpWindow.png
diff --git a/docs/images/screenshots/StatsAllAvail.png b/docs/images/screenshots/StatsAllAvail.png
diff --git a/docs/images/screenshots/StatsTotalPercent.png b/docs/images/screenshots/StatsTotalPercent.png
diff --git a/src/main/java/seedu/address/commons/core/index/Indices.java b/src/main/java/seedu/address/commons/core/index/Indices.java
@@ -7,7 +7,7 @@
 import seedu.address.commons.util.ToStringBuilder;
 
 /**
- * Represents zero or more sorted, unique Index objects.
+ * Represents one or more sorted, unique Index objects.
  * <p>
  * All Index objects in Indices have to be either zero-based or one-based. Similar to {@code Index},
  * it should be used right from the start when parsing new user input that allows for more than