1const (
2	Pending ProposalState = iota
3	Active
4	Passed
5	Rejected
6	Executed
7	Expired // XXX: better name for when it's expired but not because of time?
8)

1func ValidateConstraints(p Proposal) (bool, []string)

1type Constraint interface {
2	Validate() (bool, string)
3	Description() string
4}

 1type DAO interface {
 2	// Propose submits a new proposal to the DAO
 3	Propose(prop Proposal) (id uint64, err error)
 4
 5	// GetProposalStatus retrieves the current status and metrics of a specific proposal
 6	GetProposalStatus(id uint64) (ProposalStatus, error)
 7
 8	// Execute attempts to execute a proposal if it has passed
 9	Execute(id uint64) error
10
11	// GetProposal retrieves the details of a specific proposal
12	GetProposal(id uint64) (Proposal, error)
13}

1type Proposal interface {
2	Title() string
3	Body() string
4	Constraints() []Constraint
5}

1type ProposalState int

1type ProposalStatus struct {
2	// status
3	State ProposalState
4
5	// metrics
6	YeaPercentage      float64
7	NayPercentage      float64
8	NonVoterPercentage float64
9}