Source Code

;; title: stx-arbitation
;; version:
;; summary:
;; description:

;; Comprehensive Blockchain Debt Management System Smart Contract
;;
;; A sophisticated decentralized platform for transparent debt tracking, resolution,
;; and multi-party financial settlements on the Stacks blockchain. This system provides:
;; - Transparent debt registration with automated interest calculations
;; - Secure creditor-debtor relationship management with consent workflows
;; - Multi-party settlement orchestration with batch processing capabilities
;; - Comprehensive dispute resolution system with authorized arbitration
;; - Immutable financial transaction audit trails
;; - Decentralized governance for platform administration
;; - Advanced analytics and reporting for debt portfolio management

;; ERROR CONSTANTS - Comprehensive Validation and Security

(define-constant ERR-UNAUTHORIZED-ACCESS (err u100))
(define-constant ERR-INSUFFICIENT-DEBT-BALANCE (err u101))
(define-constant ERR-DEBT-RECORD-NOT-FOUND (err u102))
(define-constant ERR-SETTLEMENT-CONSENT-EXISTS (err u103))
(define-constant ERR-CREDITOR-NOT-REGISTERED (err u104))
(define-constant ERR-INVALID-PARTICIPANT-COMBINATION (err u105))
(define-constant ERR-SETTLEMENT-CONSENT-REQUIRED (err u106))
(define-constant ERR-INVALID-MONETARY-AMOUNT (err u107))
(define-constant ERR-SETTLEMENT-EXECUTION-FAILED (err u108))
(define-constant ERR-INVALID-PRINCIPAL-ADDRESS (err u109))
(define-constant ERR-DEBTOR-NOT-REGISTERED (err u110))
(define-constant ERR-DISPUTE-RECORD-NOT-FOUND (err u111))
(define-constant ERR-DISPUTE-ALREADY-RESOLVED (err u112))
(define-constant ERR-INVALID-DISPUTE-STATUS (err u113))
(define-constant ERR-ARBITRATOR-NOT-AUTHORIZED (err u114))
(define-constant ERR-INTEREST-CALCULATION-ERROR (err u115))
(define-constant ERR-INVALID-INTEREST-RATE (err u116))
(define-constant ERR-DEBT-CLAIM-NOT-FOUND (err u117))
(define-constant ERR-INVALID-INPUT-PARAMETER (err u118))
(define-constant ERR-ARBITRATOR-POOL-CAPACITY-EXCEEDED (err u119))

;; PROTOCOL CONFIGURATION AND GOVERNANCE

(define-data-var platform-administrator principal tx-sender)
(define-data-var total-processed-settlement-volume uint u0)
(define-data-var global-dispute-counter uint u0)
(define-data-var authorized-arbitrator-pool (list 10 principal) (list))
(define-data-var standard-annual-interest-rate uint u500) ;; 5% annual rate in basis points

;; CORE PARTICIPANT REGISTRY DATA STRUCTURES

;; Creditor portfolio tracking: maintains total outstanding claims per creditor
(define-map creditor-total-outstanding-claims
  principal
  uint
)

;; Debtor obligation tracking: tracks consolidated debt obligations per debtor
(define-map debtor-total-outstanding-obligations
  principal
  uint
)

;; Settlement authorization matrix: explicit consent tracking for debt settlements
(define-map debtor-creditor-settlement-consent
  {
    debtor-principal: principal,
    creditor-principal: principal,
  }
  bool
)

;; ENHANCED DEBT MANAGEMENT DATA STRUCTURES

;; Comprehensive debt claim records with interest tracking and metadata
(define-map individual-debt-claim-records
  {
    debtor-principal: principal,
    creditor-principal: principal,
    unique-claim-identifier: uint,
  }
  {
    original-principal-amount: uint,
    annual-interest-rate-basis-points: uint,
    claim-creation-block-height: uint,
    last-interest-calculation-block: uint,
    accumulated-interest-amount: uint,
    claim-active-status: bool,
  }
)

;; Comprehensive dispute management system
(define-map dispute-resolution-records
  uint
  {
    dispute-initiator: principal,
    dispute-respondent: principal,
    dispute-category: (string-ascii 50),
    disputed-monetary-amount: uint,
    related-claim-identifier: uint,
    current-dispute-status: (string-ascii 20),
    assigned-arbitrator: (optional principal),
    resolution-block-height: (optional uint),
    detailed-resolution-summary: (string-ascii 200),
  }
)

;; Arbitrator authorization and performance metrics
(define-map certified-arbitrator-registry
  principal
  {
    arbitrator-active-status: bool,
    total-resolved-cases: uint,
    arbitrator-reputation-score: uint,
  }
)

;; Claim identifier tracking for debtor-creditor pairs
(define-map debtor-creditor-claim-counter
  {
    debtor-principal: principal,
    creditor-principal: principal,
  }
  uint
)

;; INPUT VALIDATION AND SECURITY FUNCTIONS

;; Validate principal address is not null or invalid
(define-private (validate-principal-address (target-address principal))
  (not (is-eq target-address 'SP000000000000000000002Q6VF78))
)

;; Validate string input within 50 character limit
(define-private (validate-string-input-50 (input-string (string-ascii 50)))
  (> (len input-string) u0)
)

;; Validate string input within 200 character limit
(define-private (validate-string-input-200 (input-string (string-ascii 200)))
  (> (len input-string) u0)
)

;; Validate unsigned integer is greater than zero
(define-private (validate-positive-uint (input-value uint))
  (> input-value u0)
)

;; Validate claim identifier is valid
(define-private (validate-claim-identifier (claim-id uint))
  (> claim-id u0)
)

;; PLATFORM INITIALIZATION AND GOVERNANCE

;; Initialize the comprehensive debt management platform
(define-public (initialize-debt-management-platform)
  (let ((transaction-sender tx-sender))
    (begin
      (asserts! (is-eq transaction-sender (var-get platform-administrator))
        ERR-UNAUTHORIZED-ACCESS
      )
      (ok true)
    )
  )
)

;; Register new authorized arbitrator in the system
(define-public (register-platform-arbitrator (new-arbitrator-address principal))
  (let ((current-arbitrator-pool (var-get authorized-arbitrator-pool)))
    (begin
      (asserts! (is-eq tx-sender (var-get platform-administrator))
        ERR-UNAUTHORIZED-ACCESS
      )
      (asserts! (validate-principal-address new-arbitrator-address)
        ERR-INVALID-PRINCIPAL-ADDRESS
      )
      (asserts! (< (len current-arbitrator-pool) u10)
        ERR-ARBITRATOR-POOL-CAPACITY-EXCEEDED
      )

      (map-set certified-arbitrator-registry new-arbitrator-address {
        arbitrator-active-status: true,
        total-resolved-cases: u0,
        arbitrator-reputation-score: u100,
      })
      (var-set authorized-arbitrator-pool
        (unwrap-panic (as-max-len? (append current-arbitrator-pool new-arbitrator-address) u10))
      )
      (ok true)
    )
  )
)

;; PARTICIPANT REGISTRATION SYSTEM

;; Register new creditor entity in the debt management platform
(define-public (register-platform-creditor)
  (begin
    (asserts! (validate-principal-address tx-sender)
      ERR-INVALID-PRINCIPAL-ADDRESS
    )
    (map-set creditor-total-outstanding-claims tx-sender u0)
    (ok true)
  )
)

;; Register new debtor entity in the debt management platform
(define-public (register-platform-debtor)
  (begin
    (asserts! (validate-principal-address tx-sender)
      ERR-INVALID-PRINCIPAL-ADDRESS
    )
    (map-set debtor-total-outstanding-obligations tx-sender u0)
    (ok true)
  )
)

;; ADVANCED DEBT CLAIM MANAGEMENT WITH INTEREST

;; Create comprehensive debt claim with custom interest rate
(define-public (create-debt-claim-with-interest
    (debtor-address principal)
    (principal-debt-amount uint)
    (custom-interest-rate uint)
  )
  (let (
      (creditor-current-claims (default-to u0 (map-get? creditor-total-outstanding-claims tx-sender)))
      (debtor-current-obligations (default-to u0
        (map-get? debtor-total-outstanding-obligations debtor-address)
      ))
      (next-claim-identifier (+
        (default-to u0
          (map-get? debtor-creditor-claim-counter {
            debtor-principal: debtor-address,
            creditor-principal: tx-sender,
          })
        )
        u1
      ))
      (current-block-height stacks-block-height)
    )
    (begin
      ;; Comprehensive input validation and business rules
      (asserts! (validate-principal-address debtor-address)
        ERR-INVALID-PRINCIPAL-ADDRESS
      )
      (asserts! (validate-positive-uint principal-debt-amount)
        ERR-INVALID-MONETARY-AMOUNT
      )
      (asserts! (is-some (map-get? creditor-total-outstanding-claims tx-sender))
        ERR-CREDITOR-NOT-REGISTERED
      )
      (asserts! (<= custom-interest-rate u2000) ERR-INVALID-INTEREST-RATE) ;; Maximum 20% annual

      ;; Prevent integer overflow in financial calculations
      (asserts!
        (< creditor-current-claims (- (pow u2 u128) principal-debt-amount))
        ERR-INVALID-MONETARY-AMOUNT
      )
      (asserts!
        (< debtor-current-obligations (- (pow u2 u128) principal-debt-amount))
        ERR-INVALID-MONETARY-AMOUNT
      )

      ;; Create comprehensive debt claim record
      (map-set individual-debt-claim-records {
        debtor-principal: debtor-address,
        creditor-principal: tx-sender,
        unique-claim-identifier: next-claim-identifier,
      } {
        original-principal-amount: principal-debt-amount,
        annual-interest-rate-basis-points: custom-interest-rate,
        claim-creation-block-height: current-block-height,
        last-interest-calculation-block: current-block-height,
        accumulated-interest-amount: u0,
        claim-active-status: true,
      })

      ;; Update claim counter for this debtor-creditor pair
      (map-set debtor-creditor-claim-counter {
        debtor-principal: debtor-address,
        creditor-principal: tx-sender,
      }
        next-claim-identifier
      )

      ;; Update creditor's total outstanding claims
      (map-set creditor-total-outstanding-claims tx-sender
        (+ creditor-current-claims principal-debt-amount)
      )

      ;; Update debtor's total outstanding obligations
      (map-set debtor-total-outstanding-obligations debtor-address
        (+ debtor-current-obligations principal-debt-amount)
      )

      (ok next-claim-identifier)
    )
  )
)

;; Create debt claim with standard interest rate
(define-public (create-standard-debt-claim
    (debtor-address principal)
    (principal-debt-amount uint)
  )
  (create-debt-claim-with-interest debtor-address principal-debt-amount
    (var-get standard-annual-interest-rate)
  )
)

Functions (9)

FunctionAccessArgs
validate-principal-addressprivatetarget-address: principal
validate-string-input-50privateinput-string: (string-ascii 50
validate-string-input-200privateinput-string: (string-ascii 200
validate-positive-uintprivateinput-value: uint
validate-claim-identifierprivateclaim-id: uint
initialize-debt-management-platformpublic
register-platform-arbitratorpublicnew-arbitrator-address: principal
register-platform-creditorpublic
register-platform-debtorpublic