status-im/status-go

package requests

import (
    "errors"

    "github.com/status-im/status-go/eth-node/types"
    "github.com/status-im/status-go/protocol/protobuf"
)

var ErrAddRoleToMemberInvalidCommunityID = errors.New("add-role-to-member: invalid community id")
var ErrAddRoleToMemberInvalidUser = errors.New("add-role-to-member: invalid user id")
var ErrAddRoleToMemberInvalidRole = errors.New("add-role-to-member: invalid role")

type AddRoleToMember struct {
    CommunityID types.HexBytes                 `json:"communityId"`
    User        types.HexBytes                 `json:"user"`
    Role        protobuf.CommunityMember_Roles `json:"role"`
}

func (a *AddRoleToMember) Validate() error {
    if len(a.CommunityID) == 0 {
        return ErrAddRoleToMemberInvalidCommunityID
    }

    if len(a.User) == 0 {
        return ErrAddRoleToMemberInvalidUser
    }

    if a.Role == protobuf.CommunityMember_ROLE_NONE {
        return ErrAddRoleToMemberInvalidRole
    }

    return nil
}