nova-green-energy-credits

;; Nova Green Energy Credits
;; Tokenizes renewable energy production

(define-map energy-production
    { producer: principal }
    {
        last-report: uint,
        total-mwh: uint,
        verified: bool
    }
)

(define-public (report-production (mwh uint))
    (let
        (
            (current (default-to { last-report: u0, total-mwh: u0, verified: false } (map-get? energy-production { producer: tx-sender })))
        )
        (ok (map-set energy-production
            { producer: tx-sender }
            {
                last-report: block-height,
                total-mwh: (+ (get total-mwh current) mwh),
                verified: false ;; Requires external verification
            }
        ))
    )
)

(define-public (verify-producer (producer principal))
    ;; In production, restricted to authorized verifiers
    (let
        (
            (current (unwrap! (map-get? energy-production { producer: producer }) (err u404)))
        )
        (ok (map-set energy-production
            { producer: producer }
            (merge current { verified: true })
        ))
    )
)