Contract con_gamma_phi_upgrade_v1
| Creator | ae9cfa894495930b8d2f1707ab936325b5c848ace677bb8ba41dfe7dcdb3e3e6 |
| Creation Hash | 44298115e47b82aafff50127aa1f745cf39476835b04d88860e5293d11f49a2d |
| Created On | 877 days ago - 12/8/2021, 9:22:28 PM UTC+0 |
Contract Code
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# con_gamma_phi_upgrade_v1
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import con_phi_lst001 as phi_new
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import con_phi as phi_old
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old_phi_balances = ForeignHash(foreign_contract='con_phi', foreign_name='balances')
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new_phi_balances = ForeignHash(foreign_contract='con_phi_lst001', foreign_name='balances')
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owner = Variable()
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@construct
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def seed():
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owner.set(ctx.caller)
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@export
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def redeem_phi():
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purchaser = ctx.caller
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amount = old_phi_balances[purchaser]
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assert amount > 0, 'You do not have anything to redeem.'
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assert old_phi_balances[purchaser, ctx.this] > 0, 'You have not approved enough to redeem.'
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contract_balance = new_phi_balances[ctx.this]
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assert contract_balance >= amount, 'Not enough new PHI in this contract. Please contact Gamma Phi team (@gammaphi_lamden on Twitter)'
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phi_old.transfer_from(amount, ctx.this, purchaser)
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phi_new.transfer(amount, purchaser)
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@export
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def withdraw_phi_new(amount: float):
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error = "Negative amount is not allowed"
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assert amount > 0, error
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error = "Only owner can payout tokens"
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assert ctx.caller == owner.get(), error
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# Transfer tokens from contract to owner
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phi_new.transfer(
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amount=amount,
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to=ctx.caller)
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@export
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def withdraw_phi_old(amount: float):
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error = "Negative amount is not allowed"
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assert amount > 0, error
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error = "Only owner can payout tokens"
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assert ctx.caller == owner.get(), error
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# Transfer tokens from contract to owner
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phi_old.transfer(
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amount=amount,
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to=ctx.caller)
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@export
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def change_ownership(new_owner: str):
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assert ctx.caller == owner.get(), 'Only the owner can change ownership!'
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owner.set(new_owner)
Byte Code
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