{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "PurchaseInvoiceImport",
  "type": "object",
  "required": ["supplier", "invoice", "document", "items", "confidence", "warnings", "raw_text_preview"],
  "properties": {
    "supplier": {
      "type": "object",
      "required": ["name", "ice", "if", "rc", "address", "phone", "email"],
      "properties": {
        "name": { "type": "string" },
        "ice": { "type": "string" },
        "if": { "type": "string" },
        "rc": { "type": "string" },
        "address": { "type": "string" },
        "phone": { "type": "string" },
        "email": { "type": "string" }
      },
      "additionalProperties": false
    },
    "invoice": {
      "type": "object",
      "required": ["invoice_number", "date", "due_date", "currency", "total_ht", "total_tva", "total_ttc"],
      "properties": {
        "invoice_number": { "type": "string" },
        "date": { "type": "string" },
        "due_date": { "type": "string" },
        "currency": { "type": "string", "default": "MAD" },
        "total_ht": { "type": "number" },
        "total_tva": { "type": "number" },
        "total_ttc": { "type": "number" }
      },
      "additionalProperties": false
    },
    "document": {
      "type": "object",
      "required": ["type", "number", "reference"],
      "properties": {
        "type": { "type": "string", "enum": ["devis", "facture", "bon_commande", "avoir", "unknown"] },
        "number": { "type": "string" },
        "reference": { "type": "string" }
      },
      "additionalProperties": false
    },
    "items": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["designation", "reference", "quantity", "unit_price_ht", "tva_rate", "total_ht", "total_ttc"],
        "properties": {
          "designation": { "type": "string" },
          "reference": { "type": "string" },
          "quantity": { "type": "number" },
          "unit_price_ht": { "type": "number" },
          "tva_rate": { "type": "number", "enum": [0, 7, 10, 14, 20] },
          "total_ht": { "type": "number" },
          "total_ttc": { "type": "number" }
        },
        "additionalProperties": false
      }
    },
    "confidence": {
      "type": "object",
      "required": ["supplier", "invoice_number", "date", "items", "totals", "overall"],
      "properties": {
        "supplier": { "type": "number", "minimum": 0, "maximum": 1 },
        "invoice_number": { "type": "number", "minimum": 0, "maximum": 1 },
        "date": { "type": "number", "minimum": 0, "maximum": 1 },
        "items": { "type": "number", "minimum": 0, "maximum": 1 },
        "totals": { "type": "number", "minimum": 0, "maximum": 1 },
        "overall": { "type": "number", "minimum": 0, "maximum": 1 }
      },
      "additionalProperties": false
    },
    "warnings": {
      "type": "array",
      "items": { "type": "string" }
    },
    "raw_text_preview": { "type": "string" }
  },
  "additionalProperties": false
}