package constants

// A cash advance is money handed to a team so it can go shopping. Its status is
// about the document only — whether the money may leave the drawer. How much of it
// has been accounted for is a separate axis, derived from the spending charged to
// the advance rather than stored, so the two never have to be kept in step.
const (
	CashAdvanceStatusDraft     = "draft"
	CashAdvanceStatusApproved  = "approved"
	CashAdvanceStatusRejected  = "rejected"
	CashAdvanceStatusCancelled = "cancelled"
)

// Settlement states come out of the amount, the spending charged to the advance, and
// the cash handed back. An advance the team overspent still counts as settled: the
// shortfall is owed back to the team and shows up as a negative remaining amount.
const (
	CashAdvanceSettlementOpen    = "open"
	CashAdvanceSettlementPartial = "partial"
	CashAdvanceSettlementSettled = "settled"
)

func GetAllCashAdvanceStatuses() []string {
	return []string{
		CashAdvanceStatusDraft,
		CashAdvanceStatusApproved,
		CashAdvanceStatusRejected,
		CashAdvanceStatusCancelled,
	}
}

func IsValidCashAdvanceStatus(status string) bool {
	for _, valid := range GetAllCashAdvanceStatuses() {
		if status == valid {
			return true
		}
	}
	return false
}

func GetAllCashAdvanceSettlementStatuses() []string {
	return []string{
		CashAdvanceSettlementOpen,
		CashAdvanceSettlementPartial,
		CashAdvanceSettlementSettled,
	}
}

func IsValidCashAdvanceSettlementStatus(status string) bool {
	for _, valid := range GetAllCashAdvanceSettlementStatuses() {
		if status == valid {
			return true
		}
	}
	return false
}

// Settlement entries name where a piece of spending was recorded.
const (
	CashAdvanceSettlementTypePurchaseOrder = "purchase_order"
	CashAdvanceSettlementTypeExpense       = "expense"
)