@startuml
!include style.puml

box Logic LOGIC_COLOR_T1
participant ":LogicManager" as LogicManager LOGIC_COLOR
participant ":TrackIterParser" as TrackIterParser LOGIC_COLOR
participant ":DeleteTaskCommandParser" as DeleteTaskCommandParser LOGIC_COLOR
participant "d:DeleteTaskCommand" as DeleteTaskCommand 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("T delete 1")
activate LogicManager

LogicManager -> TrackIterParser : parseCommand("T delete 1")
activate TrackIterParser

create DeleteTaskCommandParser
TrackIterParser -> DeleteTaskCommandParser
activate DeleteTaskCommandParser

DeleteTaskCommandParser --> TrackIterParser
deactivate DeleteTaskCommandParser

TrackIterParser -> DeleteTaskCommandParser : parse("1")
activate DeleteTaskCommandParser

create DeleteTaskCommand
DeleteTaskCommandParser -> DeleteTaskCommand
activate DeleteTaskCommand

DeleteTaskCommand --> DeleteTaskCommandParser : d
deactivate DeleteTaskCommand

DeleteTaskCommandParser --> TrackIterParser : d
deactivate DeleteTaskCommandParser
'Hidden arrow to position the destroy marker below the end of the activation bar.
DeleteTaskCommandParser -[hidden]-> TrackIterParser
destroy DeleteTaskCommandParser

TrackIterParser --> LogicManager : d
deactivate TrackIterParser

LogicManager -> DeleteTaskCommand : execute()
activate DeleteTaskCommand

DeleteTaskCommand -> Model : deleteTask(1)
activate Model

Model --> DeleteTaskCommand
deactivate Model

create CommandResult
DeleteTaskCommand -> CommandResult
activate CommandResult

CommandResult --> DeleteTaskCommand
deactivate CommandResult

DeleteTaskCommand --> LogicManager : result
deactivate DeleteTaskCommand

[<--LogicManager
deactivate LogicManager
@enduml
