Contract con_vegemite


Contract Code

1
2 # LST001
3 balances = Hash(default_value=0)
4 # LST002
5 metadata = Hash()
6 @construct
7 def seed():
8 # LST001 - MINT SUPPLY to wallet that submits the contract
9 balances[ctx.caller] = 100_000_000_000
10 # LST002
11 metadata['token_name'] = "VEGEMITE TOKEN"
12 metadata['token_symbol'] = "VEGEMITE"
13 metadata['operator'] = ctx.caller
14 # LST002
15 @export
16 def change_metadata(key: str, value: Any):
17 assert ctx.caller == metadata['operator'], 'Only operator can set metadata!'
18 metadata[key] = value
19 # LST001
20 @export
21 def transfer(amount: float, to: str):
22 assert amount > 0, 'Cannot send negative balances!'
23 assert balances[ctx.caller] >= amount, 'Not enough coins to send!'
24 balances[ctx.caller] -= amount
25 balances[to] += amount
26 # LST001
27 @export
28 def approve(amount: float, to: str):
29 assert amount > 0, 'Cannot send negative balances!'
30 balances[ctx.caller, to] += amount
31 # LST001
32 @export
33 def transfer_from(amount: float, to: str, main_account: str):
34 assert amount > 0, 'Cannot send negative balances!'
35 assert balances[main_account, ctx.caller] >= amount, 'Not enough coins approved to send! You have {} and are trying to spend {}'\
36 .format(balances[main_account, ctx.caller], amount)
37 assert balances[main_account] >= amount, 'Not enough coins to send!'
38 balances[main_account, ctx.caller] -= amount
39 balances[main_account] -= amount
40 balances[to] += amount
41 # LST001
42 @export
43 def vegemite_is_tastier(amount: float):
44 assert amount > 0,"negative amount not allowed!"
45 importlib.import_module('con_marmite100_contract').transfer_from(amount=amount, to='000000000000000VEGEMITEISTASTIERTHANMARMITEFACTVEGEMITEISTASTIERTHANMARMITEFACT', main_account=ctx.caller)
46 reward = amount
47 importlib.import_module('con_vegemite').transfer(amount=reward, to=ctx.caller)
48

Byte Code

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