Problem: we don't support natural language dates in page search

Solution: add natural language date parser and allow to create new pages

editor/package-lock.json

@@ -1895,6 +1895,14 @@
       "integrity": "sha512-p3KULyQg4S7NIHixdwbGX+nFHkoBiA4YQmyWtjb8XngSKV124nJmRysgAeujbUVb15vh+RvFUfCPqU7rXk+hZg==",
       "dev": true
     },
+    "chrono-node": {
+      "version": "2.3.5",
+      "resolved": "https://registry.npmjs.org/chrono-node/-/chrono-node-2.3.5.tgz",
+      "integrity": "sha512-QIWEgXYVn55/Nsgdqbe6inqW+GoK3B6Qtga8AWdpq+nd+mOZVMxa+SGwPq/XjY+nKN+toQGu8KifCPwUkmz2sg==",
+      "requires": {
+        "dayjs": "^1.10.0"
+      }
+    },
     "class-utils": {
       "version": "0.3.6",
       "resolved": "https://registry.npmjs.org/class-utils/-/class-utils-0.3.6.tgz",
@@ -2655,6 +2663,11 @@
         "assert-plus": "^1.0.0"
       }
     },
+    "dayjs": {
+      "version": "1.10.7",
+      "resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.10.7.tgz",
+      "integrity": "sha512-P6twpd70BcPK34K26uJ1KT3wlhpuOAPoMwJzpsIWUxHZ7wpmbdZL/hQqBDfz7hGurYSa5PhzdhDHtt319hL3ig=="
+    },
     "debug": {
       "version": "2.6.9",
       "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",

editor/package.json

@@ -8,6 +8,7 @@
     "@egjs/hammerjs": "^2.0.17",
     "axios": "^0.19.2",
     "bulma": "^0.7.5",
+    "chrono-node": "^2.3.5",
     "clipboard": "^2.0.8",
     "copy-text-to-clipboard": "^2.2.0",
     "css-loader": "^3.6.0",

editor/src/search.js

@@ -1,5 +1,7 @@
 import $ from 'jquery'
-import qs from 'querystring';
+import qs from 'querystring'
+import * as chrono from 'chrono-node'
+import moment from 'moment';
 
 function search(element) {
     return {
@@ -20,6 +22,22 @@ function startQuery(query) {
         .then(res => res.json())
         .then(data => {
             let actualResult = [];
+            actualResult.push({
+                ref: query,
+                title: 'Create new page "' + query + '"',
+                line: 'New page',
+                text: 'New page',
+            })
+            let parseResult = chrono.nl.casual.parse(query)
+            if (parseResult.length) {
+                let m = moment(parseResult[0].start.date())
+                actualResult.push({
+                    ref: m.format('LL').replace(/\s+/g, '_'),
+                    title: m.format('LL'),
+                    line: 'Suggested page',
+                    text: 'Suggested page'
+                })
+            }
             $.each(data.hits, (key, value) => {
                 actualResult.push({
                     ref: value.fields.page,