117 lines
2.7 KiB
Go
117 lines
2.7 KiB
Go
package protocol
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import (
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"crypto/ecdsa"
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"github.com/status-im/status-go/eth-node/crypto"
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"github.com/status-im/status-go/eth-node/types"
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"github.com/status-im/status-go/images"
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"github.com/status-im/status-go/protocol/identity/alias"
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"github.com/status-im/status-go/protocol/identity/identicon"
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)
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func (c *Contact) CanonicalName() string {
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if c.LocalNickname != "" {
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return c.LocalNickname
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}
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if c.ENSVerified {
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return c.Name
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}
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return c.Alias
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}
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func (c *Contact) CanonicalImage() string {
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return c.Identicon
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}
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// Contact has information about a "Contact"
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type Contact struct {
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// ID of the contact. It's a hex-encoded public key (prefixed with 0x).
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ID string `json:"id"`
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// Ethereum address of the contact
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Address string `json:"address,omitempty"`
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// ENS name of contact
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Name string `json:"name,omitempty"`
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// EnsVerified whether we verified the name of the contact
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ENSVerified bool `json:"ensVerified"`
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// Generated username name of the contact
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Alias string `json:"alias,omitempty"`
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// Identicon generated from public key
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Identicon string `json:"identicon"`
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// LastUpdated is the last time we received an update from the contact
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// updates should be discarded if last updated is less than the one stored
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LastUpdated uint64 `json:"lastUpdated"`
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LocalNickname string `json:"localNickname,omitempty"`
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Images map[string]images.IdentityImage `json:"images"`
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Added bool `json:"added"`
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Blocked bool `json:"blocked"`
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HasAddedUs bool `json:"hasAddedUs"`
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IsSyncing bool
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Removed bool
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}
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func (c Contact) PublicKey() (*ecdsa.PublicKey, error) {
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b, err := types.DecodeHex(c.ID)
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if err != nil {
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return nil, err
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}
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return crypto.UnmarshalPubkey(b)
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}
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func (c *Contact) Block() {
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c.Blocked = true
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}
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func (c *Contact) Unblock() {
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c.Blocked = false
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}
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func (c *Contact) Remove() {
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c.Added = false
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c.Removed = true
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}
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func buildContactFromPkString(pkString string) (*Contact, error) {
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publicKeyBytes, err := types.DecodeHex(pkString)
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if err != nil {
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return nil, err
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}
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publicKey, err := crypto.UnmarshalPubkey(publicKeyBytes)
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if err != nil {
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return nil, err
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}
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return buildContact(pkString, publicKey)
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}
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func BuildContactFromPublicKey(publicKey *ecdsa.PublicKey) (*Contact, error) {
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id := types.EncodeHex(crypto.FromECDSAPub(publicKey))
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return buildContact(id, publicKey)
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}
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func buildContact(publicKeyString string, publicKey *ecdsa.PublicKey) (*Contact, error) {
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newIdenticon, err := identicon.GenerateBase64(publicKeyString)
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if err != nil {
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return nil, err
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}
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contact := &Contact{
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ID: publicKeyString,
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Alias: alias.GenerateFromPublicKey(publicKey),
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Identicon: newIdenticon,
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}
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return contact, nil
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}
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func contactIDFromPublicKey(key *ecdsa.PublicKey) string {
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return types.EncodeHex(crypto.FromECDSAPub(key))
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}
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