Omnis

"""
Omnis: SKU Reconciliation Engine & Distributed Inventory Lock
Harmonizes inventory and product attributes across Shopify, Amazon, and ERP.
"""
from typing import Dict, List, Any
from pydantic import BaseModel

class SKUConflict(BaseModel):
    sku: str
    channel: str
    reported_stock: int
    master_stock: int

class ReconciliationReport(BaseModel):
    matched_skus: int
    discrepancies_fixed: int
    broadcast_sync_ready: bool

class OmnisSKUReconciler:
    def __init__(self):
        self.master_catalog: Dict[str, int] = {}

    def reconcile_feed(self, channel: str, stock_feed: Dict[str, int]) -> ReconciliationReport:
        fixed = 0
        matched = 0
        for sku, count in stock_feed.items():
            if sku in self.master_catalog:
                matched += 1
                if self.master_catalog[sku] != count:
                    fixed += 1
                    # Authoritative ERP lock determines true availability
                    self.master_catalog[sku] = min(self.master_catalog[sku], count)
            else:
                self.master_catalog[sku] = count

        return ReconciliationReport(
            matched_skus=matched,
            discrepancies_fixed=fixed,
            broadcast_sync_ready=True
        )