package requests import ( "errors" "github.com/status-im/status-go/eth-node/crypto" "github.com/status-im/status-go/eth-node/types" ) var ErrRequestToJoinCommunityInvalidCommunityID = errors.New("request-to-join-community: invalid community id") var ErrRequestToJoinCommunityNoAddressesToReveal = errors.New("request-to-join-community: no addresses to reveal") var ErrRequestToJoinCommunityMissingPassword = errors.New("request-to-join-community: password is necessary when sending a list of addresses") var ErrRequestToJoinNoAirdropAddress = errors.New("request-to-join-community: airdropAddress is necessary when sending a list of addresses") var ErrRequestToJoinNoAirdropAddressAmongAddressesToReveal = errors.New("request-to-join-community: airdropAddress must be in the set of addresses to reveal") var ErrRequestToJoinCommunityInvalidSignature = errors.New("request-to-join-community: invalid signature") type RequestToJoinCommunity struct { CommunityID types.HexBytes `json:"communityId"` ENSName string `json:"ensName"` AddressesToReveal []string `json:"addressesToReveal"` Signatures []types.HexBytes `json:"signatures"` // the order of signatures should match the order of addresses AirdropAddress string `json:"airdropAddress"` } func (j *RequestToJoinCommunity) Validate(full bool) error { // TODO: A parital validation, in case `full` is set to `false` should check `AddressesToReveal` as well. But because of changes // that need to be done in tests we cannot do that now. // Also in the line 61, we should remove `len(signature) > 0` from the condition, but from the same reason we cannot do that now. if len(j.CommunityID) == 0 { return ErrRequestToJoinCommunityInvalidCommunityID } if !full { return nil } if len(j.AddressesToReveal) == 0 { return ErrRequestToJoinCommunityNoAddressesToReveal } if j.AirdropAddress == "" { return ErrRequestToJoinNoAirdropAddress } found := false for _, address := range j.AddressesToReveal { if address == j.AirdropAddress { found = true break } } if !found { return ErrRequestToJoinNoAirdropAddressAmongAddressesToReveal } for _, signature := range j.Signatures { if len(signature) > 0 && len(signature) != crypto.SignatureLength { return ErrRequestToJoinCommunityInvalidSignature } } return nil }