Complete Application (Use case 1)

Approve or Disapprove Trip Application (Usecase 3)

participant "«actor»\nTraveller" as T
participant "«boundary»\nUI" as UI
participant "<<controller>>\nTFS" as TFS
note left of TFS 
        Travel Forms System 
        (administrative backend)
    end note
participant "«entity»\nAbsence on Duty" as AoD
participant "«entity»\nTravel Budget" as TB
participant "«entity»\nTravel Diary" as TD
participant "«entity»\nChecklist" as CL
participant "«actor»\nDatabase" as DB


T->UI: New Trip Application
activate UI

UI->TFS: create_new_application()
activate TFS

TFS->AoD: complete_forms(AoD)
activate AoD
AoD-->TFS: AoD entries
deactivate AoD
TFS-->DB : AoD entries

TFS->TB: complete_forms(TB)
activate TB
TB-->TFS: TB entries
deactivate TB
TFS-->DB: TB entries

TFS->TD: complete_forms(TD)
activate TD
TD-->TFS:TD entries
deactivate TD
TFS-->DB:TD entries


loop until entire checklist has been processed
    TFS->CL: complete_forms(CL)
    activate CL
    CL-->TFS: CL entries
    deactivate CL
    TFS-->DB: CL entries
end

alt optional
 TFS-->UI: forms sucessfully completed   
 UI-->T: Submission Success Message
else  or
 TFS-->UI: forms incompleted
 deactivate TFS
 UI-->T: Incomplete form or Checklist 
Message   
 deactivate UI
end

Complete Application (Use case 1)

participant "«actor»\nTravel Coordinator" as TC
participant "«boundary»\nUI" as UI
participant "<<controller>>\nTFS" as TFS
note left of TFS 
        Travel Forms System 
        (administrative backend)
    end note
participant "«actor»\nDatabase" as DB
participant "«actor»\nTraveller" as T


TC->UI: login()
activate TC
activate UI

UI->TFS: createlogin()
activate TFS
TFS-->UI: access
UI-->TC: access


TC->UI: selectTripApplication()

UI->TFS: retrieveTripApplication()
TFS-->UI: trip application

UI-->TC:selectTripApplication

loop check status
  TC->UI: setApprovalStatus(TravelDiary,status)
  UI-->TFS : Approvalstatus
 
  TC->UI: setComment(TravelDiary)
  UI-->TFS:Comments
  
  TC->UI: setApprovalStatus(AbsenceOnDuty,status)
  UI-->TFS : Approvalstatus
  
  TC->UI: setComment(AbsenceOnDuty)
  UI-->TFS:Comments
 
  TC->UI: setApprovalStatus(TravelBudget,status)
  UI-->TFS : Approvalstatus
 
  TC->UI: setComment(TravelBudget)
  UI-->TFS:Comments
  
  TC->UI: saveApproval()
  UI-->TFS:save Approval
end 

UI->TFS: updateTravelDiary(status,comment)
TFS-->DB: TravelDiaryStatus
TFS-->DB: TravelDiaryComment


UI->TFS: updateAbsenceOnDuty(status,comment)
TFS-->DB: AbsenceOnDutyStatus
TFS-->DB: AbsenceOnDutyComment

UI->TFS: updateTravelBudget(status,comment)
TFS-->DB: TravelBudgetStatus
TFS-->DB: TravelBudgetComment


TFS->UI: notifyResult()
UI-->TC: notifyResult

TC->UI : notifyTraveller()
UI-->T:notifyTraveller

TC->UI: logout()
UI->TFS :createlogout()
TFS-->UI :logout
deactivate TFS
UI-->TC: logout
deactivate UI
deactivate TC