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Feat/delever fix #1464

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merged 4 commits into from
Dec 6, 2023
Merged

Feat/delever fix #1464

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cbe28a3
feat: divest to usdc
sajanrajdev Dec 6, 2023
1b929ff
feat: fix univ3 slippage
sajanrajdev Dec 6, 2023
36d8bcb
fix: lint
sajanrajdev Dec 6, 2023
80004d9
feat: clean-up aave method
sajanrajdev Dec 6, 2023
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15 changes: 8 additions & 7 deletions great_ape_safe/ape_api/aave.py
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Original file line number Diff line number Diff line change
Expand Up @@ -150,7 +150,7 @@ def lever_up(self, collateral_token, borrow_token, perc):
)
self.deposit(collateral_token, to_reinvest)

def delever(self, collateral_token, borrow_token):
def delever(self, collateral_token, borrow_token, gains_token):
debt_to_repay = self._get_debt_in_token(borrow_token)
debt_paid = 0
while debt_paid < debt_to_repay:
Expand Down Expand Up @@ -214,11 +214,12 @@ def delever(self, collateral_token, borrow_token):

bal_borrow_token_after = borrow_token.balanceOf(self.safe)

## Swap remaining margin of borrow token back into collateral token
self.safe.init_uni_v3()
self.safe.uni_v3.swap(
[borrow_token, collateral_token],
bal_borrow_token_after - bal_borrow_token_before,
)
if gains_token == collateral_token:
## Swap remaining margin of borrow token back into collateral token
self.safe.init_uni_v3()
self.safe.uni_v3.swap(
[borrow_token, collateral_token],
bal_borrow_token_after - bal_borrow_token_before,
)

assert self._get_debt_in_token(borrow_token) == 0
2 changes: 1 addition & 1 deletion great_ape_safe/ape_api/uni_v3.py
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Expand Up @@ -455,7 +455,7 @@ def swap(self, path, mantissa, destination=None):
path_encoded = self._encode_path(multihop_path)

min_out = self.quoter.quoteExactInput.call(path_encoded, mantissa) * (
1 - self.slippage
self.slippage
)

params = (
Expand Down
20 changes: 18 additions & 2 deletions scripts/issue/533/leveraged_wbtc.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,14 @@
AWBTC = SAFE.contract(registry.eth.treasury_tokens.aWBTC)
USDC = SAFE.contract(registry.eth.treasury_tokens.USDC)

INITIAL_DEPOSIT = (
5 * 10 ** WBTC.decimals()
) # Ref: https://etherscan.io/tx/0x52b76fb6f90df24eaa23d2793e3aef3d35a7f0f5ed2e95b6f8fed6f488b8c77b

# slippages
COEF = 0.95
DEADLINE = 60 * 60 * 12


def lever_up():
SAFE.init_aave()
Expand All @@ -20,9 +28,17 @@ def lever_up():

def delever():
SAFE.init_aave()
SAFE.init_cow(True)
SAFE.take_snapshot([WBTC, AWBTC, USDC])

SAFE.aave.delever(WBTC, USDC)
wbtc_bal_before = WBTC.balanceOf(SAFE.account)
SAFE.aave.delever(WBTC, USDC, USDC)
SAFE.aave.withdraw_all(WBTC)
wbtc_bal_after = WBTC.balanceOf(SAFE.account)

SAFE.post_safe_tx()
wbtc_gained = (wbtc_bal_after - wbtc_bal_before) - INITIAL_DEPOSIT
print("wBTC Gained:", wbtc_gained)

SAFE.cow.market_sell(WBTC, USDC, wbtc_gained, deadline=DEADLINE, coef=COEF)

SAFE.post_safe_tx(skip_preview=True, replace_nonce=231)
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