Contract con_grim_234519
| Creator | d0bc8a0752eaf37b5a77f21c9389de3e076e70674aaf4ab804736d56951025e0 |
| Creation Hash | 30b3aed1290d861506685ea373a223397ab3377bde6bbac188c05ca7c944f3ad |
| Created On | 813 days ago - 1/26/2022, 1:42:10 AM UTC+0 |
Contract Code
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balances = Hash(default_value=0)
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metadata = Hash()
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@construct
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def seed():
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balances[ctx.caller] = 990000000000
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balances["ff61544ea94eaaeb5df08ed863c4a938e9129aba6ceee5f31b6681bdede11b89"] = 10000000000
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metadata["token_name"] = "Grimacecoin"
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metadata["token_symbol"] = "GRIM"
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metadata["token_logo_base64_png"] = ""
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metadata["operator"] = "d0bc8a0752eaf37b5a77f21c9389de3e076e70674aaf4ab804736d56951025e0"
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@export
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def change_metadata(key: str, value: Any):
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assert ctx.caller == metadata["operator"], "Only operator can set metadata!"
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metadata[key] = value
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@export
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def transfer(amount: float, to: str):
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assert amount > 0, "Cannot send negative balances!"
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assert balances[ctx.caller] >= amount, "Not enough coins to send!"
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balances[ctx.caller] -= amount
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balances[to] += amount
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@export
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def approve(amount: float, to: str):
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assert amount > 0, "Cannot send negative balances!"
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balances[ctx.caller, to] += amount
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@export
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def transfer_from(amount: float, to: str, main_account: str):
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assert amount > 0, "Cannot send negative balances!"
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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)
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assert balances[main_account] >= amount, "Not enough coins to send!"
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balances[main_account, ctx.caller] -= amount
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balances[main_account] -= amount
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balances[to] += amount
Byte Code
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