{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://onuraksoy.com.tr/vault/b2b/b2b-export-rfq-schema.json",
  "title": "B2B Export Catalog & International RFQ Data Contract Schema",
  "description": "Production-grade schema for cross-border industrial manufacturing catalogs, HS/GTIP trade classifications, CAD specifications, and multi-language Requests for Quotation (RFQ). Designed for sub-50ms edge validation and zero-loss procurement integration.",
  "version": "2026.1.0",
  "type": "object",
  "required": [
    "rfqReference",
    "createdAt",
    "requester",
    "shipmentTerms",
    "targetDeliveryDate",
    "lineItems"
  ],
  "properties": {
    "rfqReference": {
      "type": "string",
      "pattern": "^RFQ-[A-Z0-9]{4}-[0-9]{6}$",
      "description": "Unique deterministic RFQ identifier, e.g. RFQ-ANKA-202611"
    },
    "createdAt": {
      "type": "string",
      "format": "date-time",
      "description": "ISO 8601 UTC timestamp of inquiry submission"
    },
    "targetLanguage": {
      "type": "string",
      "enum": ["tr", "en", "de", "fr", "ar", "ru"],
      "default": "en",
      "description": "Primary contract communication and technical documentation language"
    },
    "requester": {
      "type": "object",
      "required": ["companyName", "taxOrRegistrationId", "country", "contactPerson", "email"],
      "properties": {
        "companyName": {
          "type": "string",
          "minLength": 2,
          "maxLength": 160
        },
        "taxOrRegistrationId": {
          "type": "string",
          "description": "EORI number (EU), EIN (US), VKN (TR), or national business registry ID"
        },
        "country": {
          "type": "string",
          "pattern": "^[A-Z]{2}$",
          "description": "ISO 3166-1 alpha-2 country code (e.g. DE, US, TR, FR)"
        },
        "industrySector": {
          "type": "string",
          "enum": [
            "Aerospace & Defense",
            "Machinery & Heavy Industry",
            "Automotive Tier 1/2",
            "Energy & Petrochemicals",
            "Industrial Automation & Robotics",
            "Precision Metal Fabrication",
            "Medical Devices"
          ]
        },
        "contactPerson": {
          "type": "string",
          "minLength": 3
        },
        "email": {
          "type": "string",
          "format": "email"
        },
        "telephone": {
          "type": "string",
          "pattern": "^\\+[1-9][0-9]{7,14}$"
        }
      }
    },
    "shipmentTerms": {
      "type": "object",
      "required": ["incoterm", "deliveryPortOrDestination"],
      "properties": {
        "incoterm": {
          "type": "string",
          "enum": ["EXW", "FCA", "CPT", "CIP", "DAP", "DPU", "DDP", "FAS", "FOB", "CFR", "CIF"],
          "description": "Incoterms 2020 international trade delivery condition"
        },
        "deliveryPortOrDestination": {
          "type": "string",
          "description": "Named port, container terminal, or destination address (e.g. Port of Hamburg DEHAM, Mersin TRMER)"
        },
        "preferredCurrency": {
          "type": "string",
          "enum": ["EUR", "USD", "GBP", "CHF", "TRY"],
          "default": "EUR"
        }
      }
    },
    "targetDeliveryDate": {
      "type": "string",
      "format": "date",
      "description": "Target consignment delivery or milestone completion date"
    },
    "lineItems": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "required": [
          "itemNumber",
          "partNumber",
          "hsCode",
          "title",
          "quantity",
          "unitOfMeasure"
        ],
        "properties": {
          "itemNumber": {
            "type": "integer",
            "minimum": 1
          },
          "partNumber": {
            "type": "string",
            "description": "Manufacturer or buyer technical part code"
          },
          "hsCode": {
            "type": "string",
            "pattern": "^[0-9]{6}([0-9]{2}([0-9]{4})?)?$",
            "description": "Harmonized System (HS) / GTIP trade code (6, 8, or 12 digits, e.g. 8479.89.97)"
          },
          "title": {
            "type": "string",
            "minLength": 3,
            "maxLength": 200
          },
          "quantity": {
            "type": "number",
            "exclusiveMinimum": 0
          },
          "unitOfMeasure": {
            "type": "string",
            "enum": ["PCS", "SETS", "METERS", "KG", "TONS", "HOURS", "BATCH"]
          },
          "materialSpec": {
            "type": "string",
            "description": "Material standard (e.g. AISI 316L, 42CrMo4, AL 7075-T6, Ti-6Al-4V)"
          },
          "toleranceStandard": {
            "type": "string",
            "description": "Geometric tolerance standard (e.g. ISO 2768-mK, DIN 7168)"
          },
          "cadAttachments": {
            "type": "array",
            "items": {
              "type": "object",
              "required": ["filename", "fileFormat", "sha256Hash"],
              "properties": {
                "filename": { "type": "string" },
                "fileFormat": {
                  "type": "string",
                  "enum": ["STEP", "STP", "IGES", "IGS", "DWG", "DXF", "PDF-2D", "SLDPRT", "PARASOLID"]
                },
                "sha256Hash": {
                  "type": "string",
                  "pattern": "^[a-f0-9]{64}$"
                },
                "downloadUrl": {
                  "type": "string",
                  "format": "uri"
                }
              }
            }
          },
          "requiredCertifications": {
            "type": "array",
            "items": {
              "type": "string",
              "enum": [
                "EN 10204 3.1 Material Certificate",
                "EN 10204 3.2 Inspection Certificate",
                "ISO 9001:2015",
                "AS9100D Aerospace",
                "IATF 16949 Automotive",
                "CE Marking Declaration",
                "RoHS Compliance",
                "REACH SVHC Declaration",
                "CMM Inspection Report"
              ]
            }
          }
        }
      }
    },
    "confidentialityAgreementRequired": {
      "type": "boolean",
      "default": true
    },
    "buyerNotes": {
      "type": "string",
      "maxLength": 4000
    }
  }
}