Constructor
new Account(options)
Create an account.
Parameters:
| Name | Type | Description |
|---|---|---|
options |
Object |
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Members
(static, constant) MAX_LOOKAHEAD :Number
Default address lookahead.
Type:
- Number
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(static) types :Number
Account types.
Type:
- Number
Properties:
| Name | Type | Description |
|---|---|---|
PUBKEYHASH |
Number | |
MULTISIG |
Number |
- Default Value:
{"PUBKEYHASH":0,"MULTISIG":1}
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(static, constant) typesByVal :Object
Account types by value.
Type:
- Object
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Methods
(static) decode(wdb, data) → {Account}
Decode account.
Parameters:
| Name | Type | Description |
|---|---|---|
wdb |
WalletDB | |
data |
Buffer |
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Returns:
- Type
- Account
(private, static) fromOptions(options)
Inject properties from options object.
Parameters:
| Name | Type | Description |
|---|---|---|
options |
Object |
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(static) isAccount(obj) → {Boolean}
Test an object to see if it is a Account.
Parameters:
| Name | Type | Description |
|---|---|---|
obj |
Object |
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Returns:
- Type
- Boolean
(async) addSharedKey(key) → {Promise}
Add a public account key to the account (multisig). Saves the key in the wallet database.
Parameters:
| Name | Type | Description |
|---|---|---|
key |
HDPublicKey |
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Returns:
- Type
- Promise
changeAddress() → {Address}
Get current change address.
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Returns:
- Type
- Address
changeKey() → {WalletKey}
Get current change key.
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Returns:
- Type
- WalletKey
createChange() → {WalletKey}
Create a new change address (increments receiveDepth).
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Returns:
- Type
- WalletKey
(async) createKey(change) → {Promise}
Create a new address (increments depth).
Parameters:
| Name | Type | Description |
|---|---|---|
change |
Boolean |
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Returns:
- Returns WalletKey.
- Type
- Promise
createReceive() → {WalletKey}
Create a new receiving address (increments receiveDepth).
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Returns:
- Type
- WalletKey
deriveChange(index) → {WalletKey}
Derive a change address at index. Do not increment depth.
Parameters:
| Name | Type | Description |
|---|---|---|
index |
Number |
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Returns:
- Type
- WalletKey
deriveKey(branch, index) → {WalletKey}
Derive an address at index. Do not increment depth.
Parameters:
| Name | Type | Description |
|---|---|---|
branch |
Number | |
index |
Number |
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Returns:
- Type
- WalletKey
derivePath(path, master) → {WalletKey}
Derive an address from path object.
Parameters:
| Name | Type | Description |
|---|---|---|
path |
Path | |
master |
MasterKey |
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Returns:
- Type
- WalletKey
deriveReceive(index) → {WalletKey}
Derive a receiving address at index. Do not increment depth.
Parameters:
| Name | Type | Description |
|---|---|---|
index |
Number |
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Returns:
- Type
- WalletKey
format() → {Object}
Convert the account to a more inspection-friendly object.
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Returns:
- Type
- Object
(private) fromOptions(options)
Inject properties from options object.
Parameters:
| Name | Type | Description |
|---|---|---|
options |
Object |
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getJSON() → {Object}
Convert the account to an object suitable for serialization.
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Returns:
- Type
- Object
getSize() → {Number}
Calculate serialization size.
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Returns:
- Type
- Number
(async, private) hasDuplicate() → {Promise}
Ensure accounts are not sharing keys.
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Returns:
- Type
- Promise
(async) init() → {Promise}
Attempt to intialize the account (generating the first addresses along with the lookahead addresses). Called automatically from the walletdb.
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Returns:
- Type
- Promise
(async) initDepth() → {Promise}
Initialize address depths (including lookahead).
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Returns:
- Type
- Promise
pushKey(key)
Add a public account key to the account (multisig). Does not update the database.
Parameters:
| Name | Type | Description |
|---|---|---|
key |
HDPublicKey | Account (bip44) key (can be in base58 form). |
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Throws:
Error on non-hdkey/non-accountkey.
(private) read(data) → {Object}
Inject properties from serialized data.
Parameters:
| Name | Type | Description |
|---|---|---|
data |
Buffer |
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Returns:
- Type
- Object
receiveAddress() → {Address}
Get current receive address.
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Returns:
- Type
- Address
receiveKey() → {WalletKey}
Get current receive key.
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Returns:
- Type
- WalletKey
removeSharedKey(key) → {Promise}
Remove a public account key from the account (multisig). Remove the key from the wallet database.
Parameters:
| Name | Type | Description |
|---|---|---|
key |
HDPublicKey |
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Returns:
- Type
- Promise
save() → {Promise}
Save the account to the database. Necessary when address depth and keys change.
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Returns:
- Type
- Promise
saveKey(rings) → {Promise}
Save addresses to path map.
Parameters:
| Name | Type | Description |
|---|---|---|
rings |
Array.<WalletKey> |
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Returns:
- Type
- Promise
savePath(rings) → {Promise}
Save paths to path map.
Parameters:
| Name | Type | Description |
|---|---|---|
rings |
Array.<Path> |
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Returns:
- Type
- Promise
(async) setLookahead(lookahead) → {Promise}
Allocate new lookahead addresses.
Parameters:
| Name | Type | Description |
|---|---|---|
lookahead |
Number |
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Returns:
- Type
- Promise
spliceKey(key)
Remove a public account key to the account (multisig). Does not update the database.
Parameters:
| Name | Type | Description |
|---|---|---|
key |
HDPublicKey | Account (bip44) key (can be in base58 form). |
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Throws:
Error on non-hdkey/non-accountkey.
(async) syncDepth(receiveDepth, changeDepth) → {Promise}
Allocate new lookahead addresses if necessary.
Parameters:
| Name | Type | Description |
|---|---|---|
receiveDepth |
Number | |
changeDepth |
Number |
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Returns:
- Returns WalletKey.
- Type
- Promise
write() → {Buffer}
Serialize the account.
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Returns:
- Type
- Buffer