auto-yield-aggregator

;; Title: Auto-Yield Aggregator
;; Description: Aggregates liquidity to interact with multiple yield-bearing protocols.

(use-trait t-sip010 'SP3FBR2AGK5H9QBDH3EEN6DF8EK8JY7RX8QJ5SVTE.sip-010-trait-ft-standard.sip-010-trait)

;; Constants
(define-constant ERR-NOT-AUTHORIZED (err u100))
(define-constant CONTRACT-OWNER tx-sender)

;; User Shares
(define-map user-shares principal uint)
(define-data-var total-shares uint u0)

;; Public Functions
(define-public (deposit (amount uint) (token <t-sip010>))
    (begin
        (try! (contract-call? token transfer amount tx-sender (as-contract tx-sender) none))
        ;; logic to calculate shares based on current pool value
        (let ((shares amount)) ;; Simplified 1:1 for demo
            (map-set user-shares tx-sender (+ (default-to u0 (map-get? user-shares tx-sender)) shares))
            (var-set total-shares (+ (var-get total-shares) shares))
        )
        (ok true)
    )
)

(define-public (withdraw (shares uint) (token <t-sip010>))
    (let
        ((user-bal (default-to u0 (map-get? user-shares tx-sender))))
        (asserts! (>= user-bal shares) (err u101))
        (let ((amount shares)) ;; Simplified
            (try! (as-contract (contract-call? token transfer amount tx-sender tx-sender none)))
            (map-set user-shares tx-sender (- user-bal shares))
            (var-set total-shares (- (var-get total-shares) shares))
            (ok amount)
        )
    )
)

;; Admin strategy management
(define-public (rebalance (protocol principal) (amount uint) (token <t-sip010>))
    (begin
        (asserts! (is-eq tx-sender CONTRACT-OWNER) ERR-NOT-AUTHORIZED)
        ;; logic to move funds to a specific protocol
        (ok true)
    )
)