daokit.gno

 1package daokit
 2
 3import (
 4	"time"
 5
 6	"gno.land/p/samcrew/daocond"
 7)
 8
 9type DAO interface {
10	Propose(req ProposalRequest) uint64
11	Execute(id uint64)
12	Vote(id uint64, vote daocond.Vote)
13}
14
15func InstantExecute(d DAO, req ProposalRequest) uint64 {
16	id := d.Propose(req)
17	d.Vote(id, daocond.VoteYes)
18	d.Execute(id)
19	return id
20}
21
22type Core struct {
23	Resources *ResourcesStore
24	Proposals *ProposalsStore
25}
26
27func NewCore() *Core {
28	return &Core{
29		Resources: NewResourcesStore(),
30		Proposals: NewProposalsStore(),
31	}
32}
33
34func (d *Core) Vote(voterID string, proposalID uint64, vote daocond.Vote) {
35	proposal := d.Proposals.GetProposal(proposalID)
36	if proposal == nil {
37		panic("proposal not found")
38	}
39
40	if proposal.Status != ProposalStatusOpen {
41		panic("proposal is not open")
42	}
43
44	proposal.Ballot.Vote(voterID, daocond.Vote(vote))
45}
46
47func (d *Core) Execute(proposalID uint64) {
48	proposal := d.Proposals.GetProposal(proposalID)
49	if proposal == nil {
50		panic("proposal not found")
51	}
52
53	if proposal.Status != ProposalStatusOpen {
54		panic("proposal is not open")
55	}
56
57	if !proposal.Condition.Eval(proposal.Ballot) {
58		panic("proposal condition is not met")
59	}
60
61	proposal.UpdateStatus()
62	if proposal.Status != ProposalStatusPassed {
63		panic("proposal does not meet the condition(s) or is already closed/executed")
64	}
65
66	d.Resources.Get(proposal.Action.Type()).Handler.Execute(proposal.Action)
67	proposal.Status = ProposalStatusExecuted
68	proposal.ExecutedAt = time.Now()
69}
70
71func (d *Core) Propose(proposerID string, req ProposalRequest) uint64 {
72	actionType := req.Action.Type()
73
74	resource := d.Resources.Get(actionType)
75	if resource == nil {
76		panic("action type is not registered as a resource")
77	}
78
79	prop := d.Proposals.newProposal(proposerID, req, resource.Condition)
80	return uint64(prop.ID)
81}
82
83func (d *Core) ResourcesCount() int {
84	return d.Resources.Tree.Size()
85}