;; stableswap-swap-helper-v-1-5
;; Use Stableswap ft trait and Stableswap pool trait
(use-trait stableswap-ft-trait .sip-010-trait-ft-standard-v-1-1.sip-010-trait)
(use-trait stableswap-pool-trait .stableswap-pool-trait-v-1-4.stableswap-pool-trait)
;; Error constants
(define-constant ERR_INVALID_AMOUNT (err u6002))
(define-constant ERR_MINIMUM_RECEIVED (err u6009))
;; Get quote for swap-helper-a
(define-public (get-quote-a
(amount uint) (provider (optional principal))
(stableswap-tokens (tuple (a <stableswap-ft-trait>) (b <stableswap-ft-trait>)))
(stableswap-pools (tuple (a <stableswap-pool-trait>)))
)
(let (
;; Get aggregator fees
(amount-after-aggregator-fees (try! (get-aggregator-fees provider amount)))
;; Assert that amount-after-aggregator-fees is greater than 0
(amount-check (asserts! (> amount-after-aggregator-fees u0) ERR_INVALID_AMOUNT))
;; Get quotes for each swap
(quote-a (try! (stableswap-qa amount-after-aggregator-fees (get a stableswap-tokens) (get b stableswap-tokens) (get a stableswap-pools))))
)
;; Return number of b tokens the caller would receive
(ok quote-a)
)
)
;; Get quote for swap-helper-b
(define-public (get-quote-b
(amount uint) (provider (optional principal))
(stableswap-tokens (tuple (a <stableswap-ft-trait>) (b <stableswap-ft-trait>) (c <stableswap-ft-trait>) (d <stableswap-ft-trait>)))
(stableswap-pools (tuple (a <stableswap-pool-trait>) (b <stableswap-pool-trait>)))
)
(let (
;; Get aggregator fees
(amount-after-aggregator-fees (try! (get-aggregator-fees provider amount)))
;; Assert that amount-after-aggregator-fees is greater than 0
(amount-check (asserts! (> amount-after-aggregator-fees u0) ERR_INVALID_AMOUNT))
;; Get quotes for each swap
(quote-a (try! (stableswap-qa amount-after-aggregator-fees (get a stableswap-tokens) (get b stableswap-tokens) (get a stableswap-pools))))
(quote-b (try! (stableswap-qa quote-a (get c stableswap-tokens) (get d stableswap-tokens) (get b stableswap-pools))))
)
;; Return number of d tokens the caller would receive
(ok quote-b)
)
)
;; Get quote for swap-helper-c
(define-public (get-quote-c
(amount uint) (provider (optional principal))
(stableswap-tokens (tuple (a <stableswap-ft-trait>) (b <stableswap-ft-trait>) (c <stableswap-ft-trait>) (d <stableswap-ft-trait>) (e <stableswap-ft-trait>) (f <stableswap-ft-trait>)))
(stableswap-pools (tuple (a <stableswap-pool-trait>) (b <stableswap-pool-trait>) (c <stableswap-pool-trait>)))
)
(let (
;; Get aggregator fees
(amount-after-aggregator-fees (try! (get-aggregator-fees provider amount)))
;; Assert that amount-after-aggregator-fees is greater than 0
(amount-check (asserts! (> amount-after-aggregator-fees u0) ERR_INVALID_AMOUNT))
;; Get quotes for each swap
(quote-a (try! (stableswap-qa amount-after-aggregator-fees (get a stableswap-tokens) (get b stableswap-tokens) (get a stableswap-pools))))
(quote-b (try! (stableswap-qa quote-a (get c stableswap-tokens) (get d stableswap-tokens) (get b stableswap-pools))))
(quote-c (try! (stableswap-qa quote-b (get e stableswap-tokens) (get f stableswap-tokens) (get c stableswap-pools))))
)
;; Return number of f tokens the caller would receive
(ok quote-c)
)
)
;; Get quote for swap-helper-d
(define-public (get-quote-d
(amount uint) (provider (optional principal))
(stableswap-tokens (tuple (a <stableswap-ft-trait>) (b <stableswap-ft-trait>) (c <stableswap-ft-trait>) (d <stableswap-ft-trait>) (e <stableswap-ft-trait>) (f <stableswap-ft-trait>) (g <stableswap-ft-trait>) (h <stableswap-ft-trait>)))
(stableswap-pools (tuple (a <stableswap-pool-trait>) (b <stableswap-pool-trait>) (c <stableswap-pool-trait>) (d <stableswap-pool-trait>)))
)
(let (
;; Get aggregator fees
(amount-after-aggregator-fees (try! (get-aggregator-fees provider amount)))
;; Assert that amount-after-aggregator-fees is greater than 0
(amount-check (asserts! (> amount-after-aggregator-fees u0) ERR_INVALID_AMOUNT))
;; Get quotes for each swap
(quote-a (try! (stableswap-qa amount-after-aggregator-fees (get a stableswap-tokens) (get b stableswap-tokens) (get a stableswap-pools))))
(quote-b (try! (stableswap-qa quote-a (get c stableswap-tokens) (get d stableswap-tokens) (get b stableswap-pools))))
(quote-c (try! (stableswap-qa quote-b (get e stableswap-tokens) (get f stableswap-tokens) (get c stableswap-pools))))
(quote-d (try! (stableswap-qa quote-c (get g stableswap-tokens) (get h stableswap-tokens) (get d stableswap-pools))))
)
;; Return number of h tokens the caller would receive
(ok quote-d)
)
)
;; Get quote for swap-helper-e
(define-public (get-quote-e
(amount uint) (provider (optional principal))
(stableswap-tokens (tuple (a <stableswap-ft-trait>) (b <stableswap-ft-trait>) (c <stableswap-ft-trait>) (d <stableswap-ft-trait>) (e <stableswap-ft-trait>) (f <stableswap-ft-trait>) (g <stableswap-ft-trait>) (h <stableswap-ft-trait>) (i <stableswap-ft-trait>) (j <stableswap-ft-trait>)))
(stableswap-pools (tuple (a <stableswap-pool-trait>) (b <stableswap-pool-trait>) (c <stableswap-pool-trait>) (d <stableswap-pool-trait>) (e <stableswap-pool-trait>)))
)
(let (
;; Get aggregator fees
(amount-after-aggregator-fees (try! (get-aggregator-fees provider amount)))
;; Assert that amount-after-aggregator-fees is greater than 0
(amount-check (asserts! (> amount-after-aggregator-fees u0) ERR_INVALID_AMOUNT))
;; Get quotes for each swap
(quote-a (try! (stableswap-qa amount-after-aggregator-fees (get a stableswap-tokens) (get b stableswap-tokens) (get a stableswap-pools))))
(quote-b (try! (stableswap-qa quote-a (get c stableswap-tokens) (get d stableswap-tokens) (get b stableswap-pools))))
(quote-c (try! (stableswap-qa quote-b (get e stableswap-tokens) (get f stableswap-tokens) (get c stableswap-pools))))
(quote-d (try! (stableswap-qa quote-c (get g stableswap-tokens) (get h stableswap-tokens) (get d stableswap-pools))))
(quote-e (try! (stableswap-qa quote-d (get i stableswap-tokens) (get j stableswap-tokens) (get e stableswap-pools))))
)
;; Return number of j tokens the caller would receive
(ok quote-e)
)
)
;; Swap via 1 Stableswap pool
(define-public (swap-helper-a
(amount uint) (min-received uint) (provider (optional principal))
(stableswap-tokens (tuple (a <stableswap-ft-trait>) (b <stableswap-ft-trait>)))
(stableswap-pools (tuple (a <stableswap-pool-trait>)))
)
(let (
;; Transfer aggregator fees
(amount-after-aggregator-fees (try! (transfer-aggregator-fees (get a stableswap-tokens) provider amount)))
;; Assert that amount-after-aggregator-fees is greater than 0
(amount-check (asserts! (> amount-after-aggregator-fees u0) ERR_INVALID_AMOUNT))
;; Perform each swap
(swap-a (try! (stableswap-sa amount-after-aggregator-fees (get a stableswap-tokens) (get b stableswap-tokens) (get a stableswap-pools))))
)
(begin
;; Assert that swap-a is greater than or equal to min-received
(asserts! (>= swap-a min-received) ERR_MINIMUM_RECEIVED)
;; Print swap data and return number of b tokens the caller received
(print {
action: "swap-helper-a",
caller: tx-sender,
data: {
amount: amount,
amount-after-aggregator-fees: amount-after-aggregator-fees,
min-received: min-received,
received: swap-a,
provider: provider,
stableswap-data: {
stableswap-tokens: stableswap-tokens,
stableswap-pools: stableswap-pools,
stableswap-swaps: {
a: swap-a
}
}
}
})
(ok swap-a)
)
)
)
;; Swap via 2 Stableswap pools
(define-public (swap-helper-b
(amount uint) (min-received uint) (provider (optional principal))
(stableswap-tokens (tuple (a <stableswap-ft-trait>) (b <stableswap-ft-trait>) (c <stableswap-ft-trait>) (d <stableswap-ft-trait>)))
(stableswap-pools (tuple (a <stableswap-pool-trait>) (b <stableswap-pool-trait>)))
)
(let (
;; Transfer aggregator fees
(amount-after-aggregator-fees (try! (transfer-aggregator-fees (get a stableswap-tokens) provider amount)))
;; Assert that amount-after-aggregator-fees is greater than 0
(amount-check (asserts! (> amount-after-aggregator-fees u0) ERR_INVALID_AMOUNT))
;; Perform each swap
(swap-a (try! (stableswap-sa amount-after-aggregator-fees (get a stableswap-tokens) (get b stableswap-tokens) (get a stableswap-pools))))
(swap-b (try! (stableswap-sa swap-a (get c stableswap-tokens) (get d stableswap-tokens) (get b stableswap-pools))))
)
(begin
;; Assert that swap-b is greater than or equal to min-received
(asserts! (>= swap-b min-received) ERR_MINIMUM_RECEIVED)
;; Print swap data and return number of d tokens the caller received
(print {
action: "swap-helper-b",
caller: tx-sender,
data: {
amount: amount,
amount-after-aggregator-fees: amount-after-aggregator-fees,
min-received: min-received,
received: swap-b,
provider: provider,
stableswap-data: {
stableswap-tokens: stableswap-tokens,
stableswap-pools: stableswap-pools,
stableswap-swaps: {
a: swap-a,
b: swap-b
}
}
}
})
(ok swap-b)
)
)
)
;; Swap via 3 Stableswap pools
(define-public (swap-helper-c
(amount uint) (min-received uint) (provider (optional principal))
(stableswap-tokens (tuple (a <stableswap-ft-trait>) (b <stableswap-ft-trait>) (c <stableswap-ft-trait>) (d <stableswap-ft-trait>) (e <stableswap-ft-trait>) (f <stableswap-ft-trait>)))
(stableswap-pools (tuple (a <stableswap-pool-trait>) (b <stableswap-pool-trait>) (c <stableswap-pool-trait>)))
)
(let (
;; Transfer aggregator fees
(amount-after-aggregator-fees (try! (transfer-aggregator-fees (get a stableswap-tokens) provider amount)))
;; Assert that amount-after-aggregator-fees is greater than 0
(amount-check (asserts! (> amount-after-aggregator-fees u0) ERR_INVALID_AMOUNT))
;; Perform each swap
(swap-a (try! (stableswap-sa amount-after-aggregator-fees (get a stableswap-tokens) (get b stableswap-tokens) (get a stableswap-pools))))
(swap-b (try! (stableswap-sa swap-a (get c stableswap-tokens) (get d stableswap-tokens) (get b stableswap-pools))))
(swap-c (try! (stableswap-sa swap-b (get e stableswap-tokens) (get f stableswap-tokens) (get c stableswap-pools))))
)
(begin
;; Assert that swap-c is greater than or equal to min-received
(asserts! (>= swap-c min-received) ERR_MINIMUM_RECEIVED)
;; Print swap data and return number of f tokens the caller received
(print {
action: "swap-helper-c",
caller: tx-sender,
data: {
amount: amount,
amount-after-aggregator-fees: amount-after-aggregator-fees,
min-received: min-received,
received: swap-c,
provider: provider,
stableswap-data: {
stableswap-tokens: stableswap-tokens,
stableswap-pools: stableswap-pools,
stableswap-swaps: {
a: swap-a,
b: swap-b,
c: swap-c
}
}
}
})
(ok swap-c)
)
)
)
;; Swap via 4 Stableswap pools
(define-public (swap-helper-d
(amount uint) (min-received uint) (provider (optional principal))
(stableswap-tokens (tuple (a <stableswap-ft-trait>) (b <stableswap-ft-trait>) (c <stableswap-ft-trait>) (d <stableswap-ft-trait>) (e <stableswap-ft-trait>) (f <stableswap-ft-trait>) (g <stableswap-ft-trait>) (h <stableswap-ft-trait>)))
(stableswap-pools (tuple (a <stableswap-pool-trait>) (b <stableswap-pool-trait>) (c <stableswap-pool-trait>) (d <stableswap-pool-trait>)))
)
(let (
;; Transfer aggregator fees
(amount-after-aggregator-fees (try! (transfer-aggregator-fees (get a stableswap-tokens) provider amount)))
;; Assert that amount-after-aggregator-fees is greater than 0
(amount-check (asserts! (> amount-after-aggregator-fees u0) ERR_INVALID_AMOUNT))
;; Perform each swap
(swap-a (try! (stableswap-sa amount-after-aggregator-fees (get a stableswap-tokens) (get b stableswap-tokens) (get a stableswap-pools))))
(swap-b (try! (stableswap-sa swap-a (get c stableswap-tokens) (get d stableswap-tokens) (get b stableswap-pools))))
(swap-c (try! (stableswap-sa swap-b (get e stableswap-tokens) (get f stableswap-tokens) (get c stableswap-pools))))
(swap-d (try! (stableswap-sa swap-c (get g stableswap-tokens) (get h stableswap-tokens) (get d stableswap-pools))))
)
(begin
;; Assert that swap-d is greater than or equal to min-received
(asserts! (>= swap-d min-received) ERR_MINIMUM_RECEIVED)
;; Print swap data and return number of h tokens the caller received
(print {
action: "swap-helper-d",
caller: tx-sender,
data: {
amount: amount,
amount-after-aggregator-fees: amount-after-aggregator-fees,
min-received: min-received,
received: swap-d,
provider: provider,
stableswap-data: {
stableswap-tokens: stableswap-tokens,
stableswap-pools: stableswap-pools,
stableswap-swaps: {
a: swap-a,
b: swap-b,
c: swap-c,
d: swap-d
}
}
}
})
(ok swap-d)
)
)
)
;; Swap via 5 Stableswap pools
(define-public (swap-helper-e
(amount uint) (min-received uint) (provider (optional principal))
(stableswap-tokens (tuple (a <stableswap-ft-trait>) (b <stableswap-ft-trait>) (c <stableswap-ft-trait>) (d <stableswap-ft-trait>) (e <stableswap-ft-trait>) (f <stableswap-ft-trait>) (g <stableswap-ft-trait>) (h <stableswap-ft-trait>) (i <stableswap-ft-trait>) (j <stableswap-ft-trait>)))
(stableswap-pools (tuple (a <stableswap-pool-trait>) (b <stableswap-pool-trait>) (c <stableswap-pool-trait>) (d <stableswap-pool-trait>) (e <stableswap-pool-trait>)))
)
(let (
;; Transfer aggregator fees
(amount-after-aggregator-fees (try! (transfer-aggregator-fees (get a stableswap-tokens) provider amount)))
;; Assert that amount-after-aggregator-fees is greater than 0
(amount-check (asserts! (> amount-after-aggregator-fees u0) ERR_INVALID_AMOUNT))
;; Perform each swap
(swap-a (try! (stableswap-sa amount-after-aggregator-fees (get a stableswap-tokens) (get b stableswap-tokens) (get a stableswap-pools))))
(swap-b (try! (stableswap-sa swap-a (get c stableswap-tokens) (get d stableswap-tokens) (get b stableswap-pools))))
(swap-c (try! (stableswap-sa swap-b (get e stableswap-tokens) (get f stableswap-tokens) (get c stableswap-pools))))
(swap-d (try! (stableswap-sa swap-c (get g stableswap-tokens) (get h stableswap-tokens) (get d stableswap-pools))))
(swap-e (try! (stableswap-sa swap-d (get i stableswap-tokens) (get j stableswap-tokens) (get e stableswap-pools))))
)
(begin
;; Assert that swap-e is greater than or equal to min-received
(asserts! (>= swap-e min-received) ERR_MINIMUM_RECEIVED)
;; Print swap data and return number of j tokens the caller received
(print {
action: "swap-helper-e",
caller: tx-sender,
data: {
amount: amount,
amount-after-aggregator-fees: amount-after-aggregator-fees,
min-received: min-received,
received: swap-e,
provider: provider,
stableswap-data: {
stableswap-tokens: stableswap-tokens,
stableswap-pools: stableswap-pools,
stableswap-swaps: {
a: swap-a,
b: swap-b,
c: swap-c,
d: swap-d,
e: swap-e
}
}
}
})
(ok swap-e)
)
)
)
;; Check if input and output tokens are swapped relative to the pool's x and y tokens
(define-private (is-stableswap-path-reversed
(token-in <stableswap-ft-trait>) (token-out <stableswap-ft-trait>)
(pool-contract <stableswap-pool-trait>)
)
(let (
(pool-data (unwrap-panic (contract-call? pool-contract get-pool)))
)
(not
(and
(is-eq (contract-of token-in) (get x-token pool-data))
(is-eq (contract-of token-out) (get y-token pool-data))
)
)
)
)
;; Get Stableswap quote using get-dy or get-dx based on token path
(define-private (stableswap-qa
(amount uint)
(token-in <stableswap-ft-trait>) (token-out <stableswap-ft-trait>)
(pool <stableswap-pool-trait>)
)
(let (
;; Determine if the token path is reversed
(is-reversed (is-stableswap-path-reversed token-in token-out pool))
;; Get quote based on path
(quote-a (if (is-eq is-reversed false)
(try! (contract-call?
.stableswap-core-v-1-4 get-dy
pool
token-in token-out
amount))
(try! (contract-call?
.stableswap-core-v-1-4 get-dx
pool
token-out token-in
amount))))
)
(ok quote-a)
)
)
;; Perform Stableswap swap using swap-x-for-y or swap-y-for-x based on token path
(define-private (stableswap-sa
(amount uint)
(token-in <stableswap-ft-trait>) (token-out <stableswap-ft-trait>)
(pool <stableswap-pool-trait>)
)
(let (
;; Determine if the token path is reversed
(is-reversed (is-stableswap-path-reversed token-in token-out pool))
;; Perform swap based on path
(swap-a (if (is-eq is-reversed false)
(try! (contract-call?
.stableswap-core-v-1-4 swap-x-for-y
pool
token-in token-out
amount u1))
(try! (contract-call?
.stableswap-core-v-1-4 swap-y-for-x
pool
token-out token-in
amount u1))))
)
(ok swap-a)
)
)
;; Get aggregator fees
(define-private (get-aggregator-fees (provider (optional principal)) (amount uint))
(let (
(call-a (try! (contract-call?
'SM1793C4R5PZ4NS4VQ4WMP7SKKYVH8JZEWSZ9HCCR.aggregator-core-v-1-1 get-aggregator-fees
(as-contract tx-sender) provider amount)))
(amount-after-fees (- amount (get amount-fees-total call-a)))
)
(ok amount-after-fees)
)
)
;; Transfer aggregator fees
(define-private (transfer-aggregator-fees (token <stableswap-ft-trait>) (provider (optional principal)) (amount uint))
(let (
(call-a (try! (contract-call?
'SM1793C4R5PZ4NS4VQ4WMP7SKKYVH8JZEWSZ9HCCR.aggregator-core-v-1-1 transfer-aggregator-fees
token (as-contract tx-sender) provider amount)))
(amount-after-fees (- amount (get amount-fees-total call-a)))
)
(ok amount-after-fees)
)
)