elastic search - Mapping for search in e-commerce search-boxes

file.json

/* Used NodeJS Client for ElasticSearch */

/* ----  A simple mapping for Products and ProductURL ----  */

{
  "properties": {
    "autocomplete": {
      "type": "text",
      "analyzer": "autocomplete",
      "search_analyzer": "autocomplete_search"
    },
    "product_url": {
      "type": "text"
    },
    "product_name": {
      "type": "text"
    }
  }
}

/* --- Settings for the above _mapping  --- */
{
  "settings": {
    "analysis": {
      "analyzer": {
        "autocomplete": {
          "tokenizer": "autocomplete",
          "filter": [
            "lowercase"
          ]
        },
        "autocomplete_search": {
          "tokenizer": "lowercase"
        }
      },
      "tokenizer": {
        "autocomplete": {
          "type": "edge_ngram",
          "min_gram": 2,
          "max_gram": 20,
          "token_chars": [
            "letter"
          ]
        }
      }
    }
  }
}
/* --- Sample _doc --- */
{ "product_name": "Everyday Wear Diamond Ring"  , "product_url":"https://www.nacjewellers.com/everyday-wear-diamond-ring/2542" }

/* --- sample query for _search API */

{
  "query": {
    "match": {
      "autocomplete": {
        "query": <search-text>,
        "operator": "and",
        "fuzziness": 2
      }
    }
  }
}

/*contact : altruist.curio@gmail.com */