Contract con_testtoken


Contract Code

1 balances = Hash(default_value=0)
2
3 metadata = Hash()
4
5 @construct
6 def seed():
7 balances[ctx.caller] = 2000
8
9 metadata["token_name"] = "TestToken"
10 metadata["token_symbol"] = "TTL"
11 metadata["token_logo_base64_png"] = "iVBORw0KGgoAAAANSUhEUgAAAF4AAABeBAMAAABY/L5dAAAAG1BMVEXMzMyWlpbFxcWjo6OqqqqxsbGcnJy+vr63t7eN+fR5AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAAiklEQVRYhe3OIQ7CQBSE4emy+NdygaYN6BWQIBEcoEkvsGmywSLI6iLg3CyCrmj6DKrJfOoXIwYgIiIi+ku7A4zMe8l132Ej814ywOMl2Lo4taqCwKXN7Zxbc3yIHdPm7XJr2uAPTQUUXW7N3bhnWdbofW5NsCPSbTOcplbFgO/GXmL9ayIiIlqbD0MCFcDI8wjTAAAAAElFTkSuQmCC"
12 metadata["operator"] = "ff61544ea94eaaeb5df08ed863c4a938e9129aba6ceee5f31b6681bdede11b89"
13
14 @export
15 def change_metadata(key: str, value: Any):
16 assert ctx.caller == metadata["operator"], "Only operator can set metadata!"
17 metadata[key] = value
18
19 @export
20 def transfer(amount: float, to: str):
21 assert amount > 0, "Cannot send negative balances!"
22 assert balances[ctx.caller] >= amount, "Not enough coins to send!"
23
24 balances[ctx.caller] -= amount
25 balances[to] += amount
26
27 @export
28 def approve(amount: float, to: str):
29 assert amount > 0, "Cannot send negative balances!"
30 balances[ctx.caller, to] += amount
31
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 {}".format(balances[main_account, ctx.caller], amount)
36 assert balances[main_account] >= amount, "Not enough coins to send!"
37
38 balances[main_account, ctx.caller] -= amount
39 balances[main_account] -= amount
40 balances[to] += amount
41
42 @export
43 def mint(amount: float):
44 assert ctx.caller == metadata["operator"], "Only operator can mint!"
45 assert amount > 0, "Cannot mint negative amount!"
46 balances[ctx.caller] += amount
47
48
49 @export
50 def burn(amount: float):
51 assert amount > 0, "Cannot burn negative amount!"
52 assert balances[ctx.caller] >= amount, "Not enough coins to burn!"
53 balances[BURN_ADDRESS] += amount
54 balances[ctx.caller] -= amount
55

Byte Code

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