Added local elastic vinmonopolet cache for query get by id.

First tries to search local elastic instance, if no results are found a
reject is thrown and we search vinmonopolet api manually.

api/vinmonopoletCache.js

@@ -0,0 +1,98 @@
+const fetch = require("node-fetch");
+
+const ELASTIC_URL = 'http://localhost:9200';
+const INDEX_URL = `${ELASTIC_URL}/wines*`;
+
+const verifyAndUnpackElasticSearchResult = response => {
+  const searchHits = response?.hits?.hits;
+
+  if (searchHits == null || searchHits.length == 0) {
+    return Promise.reject({
+      statusCode: 404,
+      message: `Nothing found in vinmonopolet cache matching this.`,
+    })
+  }
+
+  return searchHits;
+}
+
+const getWineObjectFromSearchHit = hit => {
+  const { wine } = hit?._source;
+
+  if (wine == null) {
+    return Promise.reject({
+      statusCode: 500,
+      message: `Found response, but it's missing a wine object. Unable to convert!`,
+    })
+  }
+
+  return wine;
+}
+
+const wineById = id => {
+	const url = `${INDEX_URL}/_search`
+  const options = {
+    method: 'POST',
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({
+      "size": 1,
+      "query": {
+        "match": {
+          "wine.code": id
+        }
+      },
+      "_source": {
+        "includes": "wine"
+      },
+      "sort": [
+        {
+          "@timestamp": "desc"
+        }
+      ]
+    })
+  }
+
+  return fetch(url, options)
+    .then(resp => resp.json())
+    .then(verifyAndUnpackElasticSearchResult)
+    .then(searchHits => getWineObjectFromSearchHit(searchHits[0]))
+}
+
+const wineByQueryName = (name, page=1, size=25) => {
+  const url = `${INDEX_URL}/_search`
+  const options = {
+    method: 'POST',
+    headers: { 'Content-Type': 'application/json', },
+    body: JSON.stringify({
+      "from": page - 1,
+      "size": size,
+      "query": {
+        "multi_match" : {
+            "query" : name,
+            "fields": ["wine.name"],
+            "fuzziness": 2
+        }
+      },
+      "sort": [
+        {
+          "_score": {
+            "order": "desc"
+          }
+        }
+      ], 
+      "_source": {
+        "includes": "wine"
+      }
+    })
+  };
+
+  return fetch(url, options)
+    .then(resp => resp.json())
+    .then(verifyAndUnpackElasticSearchResult)
+    .then(searchHits => Promise.all(searchHits.map(getWineObjectFromSearchHit)))
+}
+
+module.exports = {
+  wineById,
+  wineByQueryName
+}