{
    "id": "trail.morpho.unwind",
    "schemaVersion": "0.1.0",
    "name": "Close leveraged position on Morpho (flashloan)",
    "summary": "Atomically close a Morpho leveraged position via flashloan: borrow the debt amount, repay the market, withdraw the collateral, swap collateral → borrowedAsset, repay the flashloan. Net: position fully closed in one tx.",
    "family": "syusd",
    "chains": ["ethereum", "base"],
    "params": [
        { "name": "borrowedAsset", "type": "address", "required": true, "description": "Asset borrowed against the position (matches the original leverage open)." },
        { "name": "collateralAsset", "type": "address", "required": true, "description": "Collateral asset to withdraw." },
        { "name": "market", "type": "morpho_market", "required": true, "description": "Morpho market currently holding the position." },
        { "name": "repayAmount", "type": "uint256", "required": true, "description": "Amount of borrowedAsset to flashloan + repay (= the full debt position to fully close)." },
        { "name": "collateralAmount", "type": "uint256", "required": true, "description": "Amount of collateral to withdraw (= the full supplied collateral to fully close)." }
    ],
    "execution": {
        "mode": "atomic",
        "flashloanStep": 0,
        "steps": [
            {
                "kind": "leaf",
                "id": "fl",
                "description": "Flashloan borrowedAsset to settle the debt.",
                "protocol": "morphoFlashloanAdapter",
                "action": "flashloan",
                "args": { "asset": "$borrowedAsset", "amount": "$repayAmount" }
            },
            {
                "kind": "leaf",
                "description": "Approve Morpho to pull the repay amount.",
                "protocol": "erc20",
                "action": "approve",
                "args": { "asset": "$borrowedAsset", "spender": "morphoBlue" }
            },
            {
                "kind": "leaf",
                "description": "Repay the market debt — frees the collateral position.",
                "protocol": "morphoBlue",
                "action": "repay",
                "args": { "market": "$market", "amount": "$repayAmount", "onBehalfOf": "$vault" }
            },
            {
                "kind": "leaf",
                "description": "Withdraw the now-unencumbered collateral.",
                "protocol": "morphoBlue",
                "action": "withdrawCollateral",
                "args": { "market": "$market", "amount": "$collateralAmount", "onBehalfOf": "$vault", "receiver": "$vault" }
            },
            {
                "kind": "leaf",
                "description": "Approve the DEX adapter to spend the collateral.",
                "protocol": "magpie",
                "action": "approve",
                "args": { "asset": "$collateralAsset" }
            },
            {
                "kind": "leaf",
                "id": "swap",
                "description": "Swap collateralAsset → borrowedAsset to repay the flashloan.",
                "protocol": "magpie",
                "action": "swap_or_mint",
                "args": {
                    "in": "$collateralAsset",
                    "out": "$borrowedAsset",
                    "amountIn": "$collateralAmount"
                }
            }
        ]
    },
    "preconditions": [
        "Vault holds the supply+debt position described by $market.",
        "Vault has flashloan + repay + withdrawCollateral + swap leaves enabled for the involved assets."
    ],
    "risks": [
        "If the swap returns less than $repayAmount of borrowedAsset, the flashloan cannot repay and the entire tx reverts (intended).",
        "Oracle staleness during the repay step may push HF below 1 momentarily — only matters if repay reverts."
    ],
    "llm_doc": "Counterpart to trail.morpho.leveraged_position. Use this when the user wants to fully unwind / CLOSE / exit a Morpho leveraged position. Flashloan → repay → withdraw → swap-back → repay-flashloan, all in one tx. For PARTIAL deleveraging, the strategist should call this with proportional $repayAmount and $collateralAmount (caller responsibility — this trail doesn't compute the proportional values)."
}