{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "query": {
      "type": "string",
      "minLength": 2,
      "maxLength": 200,
      "description": "Product name, model, category, or natural-language shopping need. Greek and English are accepted."
    },
    "locale": {
      "default": "el-GR",
      "description": "Response locale. The current service supports el-GR.",
      "type": "string",
      "const": "el-GR"
    },
    "country": {
      "default": "GR",
      "description": "Shopping market. The current service supports Greece (GR).",
      "type": "string",
      "const": "GR"
    },
    "price_min": {
      "description": "Optional minimum product price in EUR, before shipping.",
      "type": "number",
      "minimum": 0,
      "maximum": 1000000
    },
    "price_max": {
      "description": "Optional maximum product price in EUR, before shipping.",
      "type": "number",
      "exclusiveMinimum": 0,
      "maximum": 1000000
    },
    "required_features": {
      "default": [],
      "description": "Optional relevance hints such as OLED, Wi-Fi, or noise cancellation. They are not independently verified for every result; confirm them on the product page.",
      "maxItems": 10,
      "type": "array",
      "items": {
        "type": "string",
        "minLength": 1,
        "maxLength": 50
      }
    },
    "sort": {
      "default": "relevance",
      "description": "Result order. Use relevance unless the user explicitly asks for cheapest or most expensive first.",
      "type": "string",
      "enum": [
        "relevance",
        "price_asc",
        "price_desc"
      ]
    },
    "limit": {
      "default": 8,
      "description": "Maximum number of grouped products to return, from 1 to 8.",
      "type": "integer",
      "minimum": 1,
      "maximum": 8
    }
  },
  "required": [
    "query"
  ],
  "additionalProperties": false
}