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genesis.go
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genesis.go
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package types
import (
"fmt"
"github.com/cosmos/cosmos-sdk/codec/types"
)
// NewGenesisState returns a new GenesisState instance
func NewGenesisState(
subspacesData []SubspaceDataEntry,
registeredReactions []RegisteredReaction,
postsData []PostDataEntry,
reactions []Reaction,
subspacesParams []SubspaceReactionsParams,
) *GenesisState {
return &GenesisState{
SubspacesData: subspacesData,
RegisteredReactions: registeredReactions,
PostsData: postsData,
Reactions: reactions,
SubspacesParams: subspacesParams,
}
}
// DefaultGenesisState returns a default GenesisState
func DefaultGenesisState() *GenesisState {
return NewGenesisState(nil, nil, nil, nil, nil)
}
// UnpackInterfaces implements UnpackInterfacesMessage.UnpackInterfaces
func (e GenesisState) UnpackInterfaces(unpacker types.AnyUnpacker) error {
for _, report := range e.Reactions {
err := report.UnpackInterfaces(unpacker)
if err != nil {
return err
}
}
return nil
}
// --------------------------------------------------------------------------------------------------------------------
// ValidateGenesis validates the given genesis state and returns an error if something is invalid
func ValidateGenesis(data *GenesisState) error {
for _, entry := range data.SubspacesData {
if containsDuplicatedSubspaceDataEntry(data.SubspacesData, entry) {
return fmt.Errorf("duplicated subspace data entry: %d", entry.SubspaceID)
}
err := entry.Validate()
if err != nil {
return fmt.Errorf("invalid subspace data entry (subspace %d): %s", entry.SubspaceID, err)
}
}
for _, reaction := range data.RegisteredReactions {
if containsDuplicatedRegisteredReactions(data.RegisteredReactions, reaction) {
return fmt.Errorf("duplicated registered reaction: subspace id %d, reaction id %d",
reaction.SubspaceID, reaction.ID)
}
err := reaction.Validate()
if err != nil {
return fmt.Errorf("invalid registered reaction: %s", err)
}
}
for _, entry := range data.PostsData {
if containsDuplicatedPostDataEntry(data.PostsData, entry) {
return fmt.Errorf("duplicated post data entry: subspace id %d, post id %d", entry.SubspaceID, entry.PostID)
}
err := entry.Validate()
if err != nil {
return fmt.Errorf("invalid post data entry (subspace id %d, post id %d): %s",
entry.SubspaceID, entry.PostID, err)
}
}
for _, reaction := range data.Reactions {
if containsDuplicatedReaction(data.Reactions, reaction) {
return fmt.Errorf("duplicated reaction: subspace id %d, reaction id %d",
reaction.SubspaceID, reaction.ID)
}
err := reaction.Validate()
if err != nil {
return fmt.Errorf("invalid reaction: %s", err)
}
}
for _, params := range data.SubspacesParams {
if containsDuplicatedSubspaceParams(data.SubspacesParams, params) {
return fmt.Errorf("duplicated params: subspace id %d", params.SubspaceID)
}
err := params.Validate()
if err != nil {
return fmt.Errorf("invalid params: %s", err)
}
}
return nil
}
// containsDuplicatedSubspaceDataEntry tells whether the given entries slice contains
// two or more entries for the same subspace
func containsDuplicatedSubspaceDataEntry(entries []SubspaceDataEntry, entry SubspaceDataEntry) bool {
var count = 0
for _, s := range entries {
if s.SubspaceID == entry.SubspaceID {
count++
}
}
return count > 1
}
// containsDuplicatedRegisteredReactions tells whether the given registered reactions slice contains
// two or more reactions having the same id of the given one
func containsDuplicatedRegisteredReactions(reactions []RegisteredReaction, reaction RegisteredReaction) bool {
var count = 0
for _, s := range reactions {
if s.SubspaceID == reaction.SubspaceID && s.ID == reaction.ID {
count++
}
}
return count > 1
}
// containsDuplicatedPostDataEntry tells whether the given entries slice contains
// two or more entries for the same subspace
func containsDuplicatedPostDataEntry(entries []PostDataEntry, entry PostDataEntry) bool {
var count = 0
for _, s := range entries {
if s.SubspaceID == entry.SubspaceID && s.PostID == entry.PostID {
count++
}
}
return count > 1
}
// containsDuplicatedReaction tells whether the given reactions slice contains
// two or more reactions having the same id of the given one
func containsDuplicatedReaction(reactions []Reaction, reaction Reaction) bool {
var count = 0
for _, s := range reactions {
if s.SubspaceID == reaction.SubspaceID && s.PostID == reaction.PostID && s.ID == reaction.ID {
count++
}
}
return count > 1
}
// containsDuplicatedSubspaceParams tells whether the given params slice contains
// two or more params for the same subspace of the given one
func containsDuplicatedSubspaceParams(paramsSlice []SubspaceReactionsParams, params SubspaceReactionsParams) bool {
var count = 0
for _, s := range paramsSlice {
if s.SubspaceID == params.SubspaceID {
count++
}
}
return count > 1
}
// --------------------------------------------------------------------------------------------------------------------
// NewSubspaceDataEntry returns a new SubspaceDataEntry instance
func NewSubspaceDataEntry(subspaceID uint64, registeredReactionID uint32) SubspaceDataEntry {
return SubspaceDataEntry{
SubspaceID: subspaceID,
RegisteredReactionID: registeredReactionID,
}
}
// Validate returns an error if something is wrong within the entry data
func (e SubspaceDataEntry) Validate() error {
if e.SubspaceID == 0 {
return fmt.Errorf("invalid subspace id: %d", e.SubspaceID)
}
if e.RegisteredReactionID == 0 {
return fmt.Errorf("invalid initial registered reaction id: %d", e.RegisteredReactionID)
}
return nil
}
// NewPostDataEntry returns a new PostDataEntry instance
func NewPostDataEntry(subspaceID uint64, postID uint64, reactionID uint32) PostDataEntry {
return PostDataEntry{
SubspaceID: subspaceID,
PostID: postID,
ReactionID: reactionID,
}
}
// Validate returns an error if something is wrong within the entry data
func (e PostDataEntry) Validate() error {
if e.SubspaceID == 0 {
return fmt.Errorf("invalid subspace id: %d", e.SubspaceID)
}
if e.PostID == 0 {
return fmt.Errorf("invalid post id: %d", e.PostID)
}
if e.ReactionID == 0 {
return fmt.Errorf("invalid initial reaction id: %d", e.ReactionID)
}
return nil
}