134 lines
3.7 KiB
Go
134 lines
3.7 KiB
Go
package walletconnect
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import (
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"encoding/json"
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"errors"
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"strconv"
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"github.com/ethereum/go-ethereum/log"
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"github.com/status-im/status-go/eth-node/types"
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"github.com/status-im/status-go/multiaccounts/accounts"
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"github.com/status-im/status-go/services/wallet/walletevent"
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)
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const ProposeUserPairEvent = walletevent.EventType("WalletConnectProposeUserPair")
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var ErrorChainsNotSupported = errors.New("chains not supported")
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var ErrorInvalidParamsCount = errors.New("invalid params count")
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var ErrorMethodNotSupported = errors.New("method not supported")
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type Namespace struct {
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Methods []string `json:"methods"`
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Chains []string `json:"chains"` // CAIP-2 format e.g. ["eip155:1"]
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Events []string `json:"events"`
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Accounts []string `json:"accounts,omitempty"` // CAIP-10 format e.g. ["eip155:1:0x453...228"]
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}
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type Metadata struct {
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Description string `json:"description"`
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URL string `json:"url"`
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Icons []string `json:"icons"`
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Name string `json:"name"`
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VerifyURL string `json:"verifyUrl"`
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}
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type Proposer struct {
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PublicKey string `json:"publicKey"`
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Metadata Metadata `json:"metadata"`
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}
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type Namespaces struct {
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Eip155 Namespace `json:"eip155"`
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// We ignore non ethereum namespaces
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}
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type VerifyContext struct {
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Verified struct {
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VerifyURL string `json:"verifyUrl"`
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Validation string `json:"validation"`
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Origin string `json:"origin"`
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IsScam bool `json:"isScam,omitempty"`
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} `json:"verified"`
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}
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type Params struct {
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ID int64 `json:"id"`
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PairingTopic string `json:"pairingTopic"`
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Expiry int64 `json:"expiry"`
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RequiredNamespaces Namespaces `json:"requiredNamespaces"`
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OptionalNamespaces Namespaces `json:"optionalNamespaces"`
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Proposer Proposer `json:"proposer"`
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Verify VerifyContext `json:"verifyContext"`
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}
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type SessionProposal struct {
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ID uint64 `json:"id"`
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Params Params `json:"params"`
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}
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type PairSessionResponse struct {
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SessionProposal SessionProposal `json:"sessionProposal"`
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SupportedNamespaces Namespaces `json:"supportedNamespaces"`
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}
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type RequestParams struct {
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Request struct {
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Method string `json:"method"`
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Params []json.RawMessage `json:"params"`
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} `json:"request"`
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ChainID string `json:"chainId"`
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}
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type SessionRequest struct {
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ID int64 `json:"id"`
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Topic string `json:"topic"`
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Params RequestParams `json:"params"`
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Verify VerifyContext `json:"verifyContext"`
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}
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type SessionRequestResponse struct {
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SessionRequest SessionRequest `json:"sessionRequest"`
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Signed types.HexBytes `json:"signed"`
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}
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func sessionProposalToSupportedChain(caipChains []string, supportsChain func(uint64) bool) (chains []uint64, eipChains []string) {
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chains = make([]uint64, 0, 1)
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eipChains = make([]string, 0, 1)
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for _, caip2Str := range caipChains {
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chainID, err := parseCaip2ChainID(caip2Str)
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if err != nil {
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log.Warn("Failed parsing CAIP-2", "str", caip2Str, "error", err)
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continue
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}
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if !supportsChain(chainID) {
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continue
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}
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eipChains = append(eipChains, caip2Str)
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chains = append(chains, chainID)
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}
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return
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}
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func activeToOwnedAccounts(activeAccounts []*accounts.Account) []types.Address {
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addresses := make([]types.Address, 0, 1)
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for _, account := range activeAccounts {
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if account.Type != accounts.AccountTypeWatch {
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addresses = append(addresses, account.Address)
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}
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}
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return addresses
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}
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func caip10Accounts(addresses []types.Address, chains []uint64) []string {
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accounts := make([]string, 0, len(addresses)*len(chains))
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for _, address := range addresses {
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for _, chainID := range chains {
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accounts = append(accounts, "eip155:"+strconv.FormatUint(chainID, 10)+":"+address.Hex())
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}
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}
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return accounts
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}
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