fix fields

lib/search.js

@@ -6,8 +6,7 @@ export default class Searcher{
         this.distance = parseFloat(process.env.FUZZY_DISTANCE)
         this.minMatch = parseFloat(process.env.MIN_MATCH)
         this.indexing = false
-        fields.push('id')
-        this.fields = fields
+        this.fields = [...fields]
         this.createIndex(fileArr)
     }
 
@@ -45,6 +44,8 @@ export default class Searcher{
         this.indexing = false
     }
     async updateIndex(fileArr){
+        let fields = [...this.fields]
+        fields.push('id')
         console.log('Performing Index Update.')
         for(let x = 0; x < fileArr.length; x++){
             let searchIndex = this.findIndex(x)
@@ -55,8 +56,8 @@ export default class Searcher{
                 continue
             }
             let changed = false
-            for(let field in this.fields){
-                let fieldName = this.fields[field]
+            for(let field in fields){
+                let fieldName = fields[field]
                 let searchField = searchIndex[fieldName]
                 let fileField = fileArr[x][fieldName]
                 debugPrint(`${fieldName}: ${searchField} ${fileField}`)