def destroy(params_dict):
algod_client, params = algod_connect(params_dict)
print(
'\n=====================================DESTROY ASSET====================================='
)
print('asset id:', params_dict['asset'])
# For destroy an asset, the account need to have all unites of the named asset
# The sender have to be the manager account
txn = AssetConfigTxn(sender=params_dict['sender'],
sp=params,
index=params_dict['asset'],
strict_empty_address_check=False)
private_key = mnemonic.to_private_key(params_dict['mnemonic'])
stxn = txn.sign(private_key)
txid = algod_client.send_transaction(stxn)
print('Transaction ID:', txid)
wait_for_confirmation(algod_client, txid)
try:
print_asset_holding(algod_client, params_dict['sender'],
params_dict['asset'])
print_asset_created(algod_client, params_dict['sender'],
params_dict['asset'])
except Exception as e:
print(e)
def destroyAsset(algod_client, alice, asset_id, bob):
print("--------------------------------------------")
print("Destroying Alice's token......")
params = algod_client.suggested_params()
# comment these two lines if you want to use suggested params
# params.fee = 1000
# params.flat_fee = True
# Asset destroy transaction
txn = AssetConfigTxn(sender=alice['pk'],
sp=params,
index=asset_id,
strict_empty_address_check=False)
# Sign with secret key of creator
stxn = txn.sign(alice['sk'])
# Send the transaction to the network and retrieve the txid.
txid = algod_client.send_transaction(stxn)
print(txid)
# Wait for the transaction to be confirmed
confirmed_txn = wait_for_confirmation(algod_client, txid, 4)
print("TXID: ", txid)
print("Result confirmed in round: {}".format(
confirmed_txn['confirmed-round']))
print("Alice's Token is destroyed.")
def mint_official_nft(swarm_hash: str, is_public: bool, username: str, title: str, number: int,
asset_symbol: str = 'MYPIC', asset_name: str = 'MyPic NFT', website_url: str = 'http://mypic.io'):
params = algod_client.suggested_params()
params.fee = 1000
params.flat_fee = True
data_set = {"is_public": f'{is_public}', 'username': username, 'title': title, 'number': f'{number}'}
tx_note_json_str = json.dumps(data_set)
tx_note_bytes = tx_note_json_str.encode("utf-8")
swarm_hash_bytes = unhexlify(swarm_hash)
txn = AssetConfigTxn(sender=accounts[1]['pk'],
sp=params,
total=1,
decimals=0,
unit_name=asset_symbol,
asset_name=asset_name,
strict_empty_address_check=False,
default_frozen=False,
metadata_hash=swarm_hash_bytes,
note=tx_note_bytes,
manager=accounts[1]['pk'],
reserve=accounts[1]['pk'],
freeze="",
clawback=accounts[1]['pk'],
url=website_url)
stxn = txn.sign(accounts[1]['sk'])
tx_id = algod_client.send_transaction(stxn)
wait_for_confirmation(tx_id)
ptx = algod_client.pending_transaction_info(tx_id)
asset_id = ptx["asset-index"]
return asset_id
def create_asset(payload):
asset_details = process_payload(payload)
# Get network params for transactions before every transaction.
params = algod_client.suggested_params()
params.fee = 10
params.flat_fee = True
# Account 1 creates an asset called latinum and
# sets Account 2 as the manager, reserve, freeze, and clawback address.
# Asset Creation transaction
txn = AssetConfigTxn(
sender=accounts[1]['pk'],
sp=params,
total=asset_details['issue_size'],
default_frozen=False,
unit_name=asset_details['bond_name'].upper(),
asset_name=asset_details['bond_name'],
manager=accounts[1]['pk'],
reserve=accounts[1]['pk'],
freeze=accounts[1]['pk'],
clawback=accounts[1]['pk'],
# url="https://path/to/my/asset/details",
decimals=0,
metadata_hash=asset_details['metadata_hash'].encode('ascii'))
# Sign with secret key of creator
stxn = txn.sign(accounts[1]['sk'])
# Send the transaction to the network and retrieve the txid.
txid = algod_client.send_transaction(stxn)
print(txid)
# Retrieve the asset ID of the newly created asset by first
# ensuring that the creation transaction was confirmed,
# then grabbing the asset id from the transaction.
# Wait for the transaction to be confirmed
wait_for_confirmation(algod_client, txid)
try:
# Pull account info for the creator
# account_info = algod_client.account_info(accounts[1]['pk'])
# get asset_id from tx
# Get the new asset's information from the creator account
ptx = algod_client.pending_transaction_info(txid)
asset_id = ptx["asset-index"]
print_created_asset(algod_client, accounts[1]['pk'], asset_id)
print_asset_holding(algod_client, accounts[1]['pk'], asset_id)
except Exception as e:
print(e)
return asset_id
def createAsset(algod_client, passphrase, html, doc_id, doc_name):
# CREATE ASSET
# Get network params for transactions before every transaction.
params = algod_client.suggested_params()
# comment these two lines if you want to use suggested params
params.fee = 1000
params.flat_fee = True
# Account 1 creates an asset called latinum and
# sets Account 2 as the manager, reserve, freeze, and clawback address.
# Asset Creation transaction
account_pk = mnemonic.to_public_key(passphrase)
account_sk = mnemonic.to_private_key(passphrase)
txn = AssetConfigTxn(sender=account_pk,
sp=params,
total=1,
default_frozen=False,
unit_name=doc_id,
asset_name=doc_name,
manager=account_pk,
reserve=account_pk,
freeze=account_pk,
clawback=account_pk,
url=html,
decimals=0)
# Sign with secret key of creator
stxn = txn.sign(account_sk)
# Send the transaction to the network and retrieve the txid.
txid = algod_client.send_transaction(stxn)
print(txid)
# Retrieve the asset ID of the newly created asset by first
# ensuring that the creation transaction was confirmed,
# then grabbing the asset id from the transaction.
# Wait for the transaction to be confirmed
wait_for_confirmation(algod_client, txid)
try:
# Pull account info for the creator
# account_info = algod_client.account_info(accounts[1]['pk'])
# get asset_id from tx
# Get the new asset's information from the creator account
ptx = algod_client.pending_transaction_info(txid)
asset_id = ptx["asset-index"]
print_created_asset(algod_client, account_pk, asset_id)
print_asset_holding(algod_client, account_pk, asset_id)
except Exception as e:
print(e)
def create(params_dict):
algod_client, params = algod_connect(params_dict)
print(
'\n=====================================CREATE ASSET====================================='
)
# Create an asset with the parameters params_dict
# For each created or owned asset it is necessary to have a minimum balance on the account of -
# -> 100,000 microAlgos
txn = AssetConfigTxn(sender=params_dict['sender'],
sp=params,
total=params_dict['total'],
default_frozen=params_dict['default_frozen'],
unit_name=params_dict['unit_name'],
asset_name=params_dict['asset_name'],
manager=params_dict['manager'],
reserve=params_dict['reserve'],
freeze=params_dict['freeze'],
clawback=params_dict['clawback'],
decimals=params_dict['decimals'])
private_key = mnemonic.to_private_key(params_dict['mnemonic'])
# Sign transaction
stxn = txn.sign(private_key)
# Send signed transaction to the network and recover its ID
txid = algod_client.send_transaction(stxn)
print('Transaction ID: ', txid)
wait_for_confirmation(algod_client, txid)
try:
ptx = algod_client.pending_transaction_info(txid)
asset_id = ptx['asset-index']
print_asset_created(algod_client, params_dict['sender'], asset_id)
print_asset_holding(algod_client, params_dict['sender'], asset_id)
except Exception as e:
print(e)
return asset_id
def create_asset(algod_client, holder, name, url, amount, note=''):
"""
@params{algod_client} - AlgodClient instance created by calling algod.AlgodClient
@params{holder} - a dictionary containing the public/private key of the holder
- { 'public_key': string, 'private_key': string }
@params{name} - a string of asset name
@params{url} - a string of the url of the targeted auction page
@params{amount} - an int of the number of assets to create
@params{note} OPTIONAL - a string of note to put in the transaction
Creates an asset with the given amount as NFTs to sell.
@returns {
'status': boolean,
'asset_id': int,
'info': json string containing the transaction information if status is True else a string of error message
}
"""
params = algod_client.suggested_params()
params.flat_fee = True
params.fee = 1000
unsigned_txn = AssetConfigTxn(
sender=holder['public_key'], sp=params, total=amount, default_frozen=False,
unit_name='NFT', asset_name=name, manager=holder['public_key'],
reserve=holder['public_key'], freeze=holder['public_key'], clawback=holder['public_key'],
url=url, decimals=0)
signed_txn = unsigned_txn.sign(holder['private_key'])
txid = algod_client.send_transaction(signed_txn)
print('Pending transaction with id: {}'.format(txid))
try:
confirmed_txn = wait_for_confirmation(algod_client, txid)
print_created_asset(algod_client, holder['public_key'], confirmed_txn['asset-index'])
print_asset_holding(algod_client, holder['public_key'], confirmed_txn['asset-index'])
except Exception as err:
print(err)
return { 'status': False, 'txid': txid, 'info': getattr(err, 'message', str(err)) }
return {
'status': True,
'asset_id': confirmed_txn['asset-index'],
'info': json.dumps(confirmed_txn)
}
def par_token_issuance(algod_client, passphrase, proj_name, vol,
url) -> (int, int):
"""
Issues Token for Par Value Payment
returns an AssetConfigTxn()
"""
# sets basic transaction parameter
params = algod_client.suggested_params()
params.fee = 1000
params.flat_fee = True
address = mnemonic.to_public_key(passphrase)
key = mnemonic.to_private_key(passphrase)
# configure asset basics
txn = AssetConfigTxn(sender=address,
sp=params,
total=vol,
default_frozen=False,
unit_name=proj_name[0] + "PC",
asset_name=proj_name + "Par",
manager=address,
reserve=address,
freeze=address,
clawback=address,
url=url,
decimals=0)
signed = txn.sign(key)
txid = algod_client.send_transaction(signed)
wait_for_confirmation(algod_client, txid, 4)
try:
ptx = algod_client.pending_transaction_info(txid)
asset_id = ptx["asset-index"]
return txid, asset_id
except Exception as e:
print(e)
def edit(params_dict):
algod_client, params = algod_connect(params_dict)
print(
'\n=====================================EDIT ASSET====================================='
)
print('asset id:', params_dict['asset'])
txn = AssetConfigTxn(sender=params_dict['sender'],
sp=params,
index=params_dict['asset'],
manager=params_dict['manager'],
reserve=params_dict['reserve'],
freeze=params_dict['freeze'],
clawback=params_dict['clawback'])
private_key = mnemonic.to_private_key(params_dict['mnemonic'])
stxn = txn.sign(private_key)
txid = algod_client.send_transaction(stxn)
print('Transaction ID: ', txid)
wait_for_confirmation(algod_client, txid)
# Print the asset after the confirmation of the transaction
print_asset_created(algod_client, params_dict['sender'],
params_dict['asset'])
def create_non_fungible_token():
# For ease of reference, add account public and private keys to
# an accounts dict.
print("--------------------------------------------")
print("Creating account...")
accounts = {}
m = create_account()
accounts[1] = {}
accounts[1]['pk'] = mnemonic.to_public_key(m)
accounts[1]['sk'] = mnemonic.to_private_key(m)
# Change algod_token and algod_address to connect to a different client
algod_token = "2f3203f21e738a1de6110eba6984f9d03e5a95d7a577b34616854064cf2c0e7b"
algod_address = "https://academy-algod.dev.aws.algodev.network/"
algod_client = algod.AlgodClient(algod_token, algod_address)
print("--------------------------------------------")
print("Creating Asset...")
# CREATE ASSET
# Get network params for transactions before every transaction.
params = algod_client.suggested_params()
# comment these two lines if you want to use suggested params
# params.fee = 1000
# params.flat_fee = True
# JSON file
dir_path = os.path.dirname(os.path.realpath(__file__))
f = open(dir_path + '/aliceNFTmetadata.json', "r")
# Reading from file
metadataJSON = json.loads(f.read())
metadataStr = json.dumps(metadataJSON)
hash = hashlib.new("sha512_256")
hash.update(b"arc0003/amj")
hash.update(metadataStr.encode("utf-8"))
json_metadata_hash = hash.digest()
# Account 1 creates an asset called latinum and
# sets Account 1 as the manager, reserve, freeze, and clawback address.
# Asset Creation transaction
txn = AssetConfigTxn(sender=accounts[1]['pk'],
sp=params,
total=1,
default_frozen=False,
unit_name="ALICE001",
asset_name="Alice's Artwork 001",
manager=accounts[1]['pk'],
reserve=None,
freeze=None,
clawback=None,
strict_empty_address_check=False,
url="https://path/to/my/asset/details",
metadata_hash=json_metadata_hash,
decimals=0)
# Sign with secret key of creator
stxn = txn.sign(accounts[1]['sk'])
# Send the transaction to the network and retrieve the txid.
txid = algod_client.send_transaction(stxn)
print("Asset Creation Transaction ID: {}".format(txid))
# Wait for the transaction to be confirmed
confirmed_txn = wait_for_confirmation(algod_client, txid, 4)
print("TXID: ", txid)
print("Result confirmed in round: {}".format(
confirmed_txn['confirmed-round']))
try:
# Pull account info for the creator
# account_info = algod_client.account_info(accounts[1]['pk'])
# get asset_id from tx
# Get the new asset's information from the creator account
ptx = algod_client.pending_transaction_info(txid)
asset_id = ptx["asset-index"]
print_created_asset(algod_client, accounts[1]['pk'], asset_id)
print_asset_holding(algod_client, accounts[1]['pk'], asset_id)
except Exception as e:
print(e)
print("--------------------------------------------")
print(
"You have successfully created your own Non-fungible token! For the purpose of the demo, we will now delete the asset."
)
print("Deleting Asset...")
# Asset destroy transaction
txn = AssetConfigTxn(sender=accounts[1]['pk'],
sp=params,
index=asset_id,
strict_empty_address_check=False)
# Sign with secret key of creator
stxn = txn.sign(accounts[1]['sk'])
# Send the transaction to the network and retrieve the txid.
txid = algod_client.send_transaction(stxn)
print("Asset Destroy Transaction ID: {}".format(txid))
# Wait for the transaction to be confirmed
confirmed_txn = wait_for_confirmation(algod_client, txid, 4)
print("TXID: ", txid)
print("Result confirmed in round: {}".format(
confirmed_txn['confirmed-round']))
# Asset was deleted.
try:
print_asset_holding(algod_client, accounts[1]['pk'], asset_id)
print_created_asset(algod_client, accounts[1]['pk'], asset_id)
print("Asset is deleted.")
except Exception as e:
print(e)
print("--------------------------------------------")
print("Sending closeout transaction back to the testnet dispenser...")
closeout_account(algod_client, accounts[1])
def create_asset(alice):
# accounts = dictionary holding public key, secret key of accounts.
# Change algod_token and algod_address to connect to a different client
algod_token = "2f3203f21e738a1de6110eba6984f9d03e5a95d7a577b34616854064cf2c0e7b"
algod_address = "https://academy-algod.dev.aws.algodev.network/"
algod_client = algod.AlgodClient(algod_token, algod_address)
print("--------------------------------------------")
print("Creating Asset...")
# CREATE ASSET
# Get network params for transactions before every transaction.
params = algod_client.suggested_params()
# comment these two lines if you want to use suggested params
# params.fee = 1000
# params.flat_fee = True
# JSON file
dir_path = os.path.dirname(os.path.realpath(__file__))
f = open (dir_path + '/aliceAssetMetaData.json', "r")
# Reading from file
metadataJSON = json.loads(f.read())
metadataStr = json.dumps(metadataJSON)
hash = hashlib.new("sha512_256")
hash.update(b"arc0003/amj")
hash.update(metadataStr.encode("utf-8"))
json_metadata_hash = hash.digest()
# Account 1 creates an asset called ALICEOI and
# sets Account 1 as the manager, reserve, freeze, and clawback address.
# Asset Creation transaction
txn = AssetConfigTxn(
sender=alice['pk'],
sp=params,
total=1000,
default_frozen=False,
unit_name="ALICEOI",
asset_name="Alice's Artwork Coins@arc3",
manager=alice['pk'],
reserve=alice['pk'],
freeze=alice['pk'],
clawback=alice['pk'],
url="https://path/to/my/asset/details",
metadata_hash=json_metadata_hash,
decimals=0)
# Sign with secret key of creator
stxn = txn.sign(alice['sk'])
# Send the transaction to the network and retrieve the txid.
txid = algod_client.send_transaction(stxn)
print("Asset Creation Transaction ID: {}".format(txid))
# Wait for the transaction to be confirmed
confirmed_txn = wait_for_confirmation(algod_client, txid, 4)
print("TXID: ", txid)
print("Result confirmed in round: {}".format(confirmed_txn['confirmed-round']))
try:
# Pull account info for the creator
# account_info = algod_client.account_info(accounts[1]['pk'])
# get asset_id from tx
# Get the new asset's information from the creator account
ptx = algod_client.pending_transaction_info(txid)
asset_id = ptx["asset-index"]
print_created_asset(algod_client, alice['pk'], asset_id)
print_asset_holding(algod_client, alice['pk'], asset_id)
except Exception as e:
print(e)
return asset_id
txn = AssetConfigTxn(
sender=accounts[1]['pk'],
sp=params,
total=1000,
default_frozen=False,
unit_name="LATINUM",
asset_name="latinum",
manager=accounts[2]['pk'],
reserve=accounts[2]['pk'],
freeze=accounts[2]['pk'],
clawback=accounts[2]['pk'],
url="https://path/to/my/asset/details",
decimals=0)
# Sign with secret key of creator
stxn = txn.sign(accounts[1]['sk'])
# Send the transaction to the network and retrieve the txid.
try:
txid = algod_client.send_transaction(stxn)
print("Signed transaction with txID: {}".format(txid))
# Wait for the transaction to be confirmed
confirmed_txn = wait_for_confirmation(algod_client, txid, 4)
print("TXID: ", txid)
print("Result confirmed in round: {}".format(confirmed_txn['confirmed-round']))
except Exception as err:
print(err)
# Retrieve the asset ID of the newly created asset by first
# ensuring that the creation transaction was confirmed,
# then grabbing the asset id from the transaction.