some codestyle and added an method to get the controls

src/extensions/filter-control/bootstrap-table-filter-control.js

@@ -9,7 +9,12 @@ const UtilsFilterControl = {
   getOptionsFromSelectControl (selectControl) {
     return selectControl.get(selectControl.length - 1).options
   },
+  getSearchControls (scope) {
+    const header = UtilsFilterControl.getCurrentHeader(scope)
+    const searchControls = UtilsFilterControl.getCurrentSearchControls(scope)
 
+    return header.find(searchControls)
+  },
   hideUnusedSelectOptions (selectControl, uniqueValues) {
     const options = UtilsFilterControl.getOptionsFromSelectControl(
       selectControl
@@ -77,10 +82,10 @@ const UtilsFilterControl = {
     // If we get here, the value is valid to add
     return false
   },
-  fixHeaderCSS ({ $tableHeader }) {
+  fixHeaderCSS ({$tableHeader}) {
     $tableHeader.css('height', '77px')
   },
-  getCurrentHeader ({ $header, options, $tableHeader }) {
+  getCurrentHeader ({$header, options, $tableHeader}) {
     let header = $header
     if (options.height) {
       header = $tableHeader
@@ -88,7 +93,7 @@ const UtilsFilterControl = {
 
     return header
   },
-  getCurrentSearchControls ({ options }) {
+  getCurrentSearchControls ({options}) {
     let searchControls = 'select, input'
     if (options.height) {
       searchControls = 'table select, table input'
@@ -120,12 +125,11 @@ const UtilsFilterControl = {
     $(el).val(el.value)
   },
   copyValues (that) {
-    const header = UtilsFilterControl.getCurrentHeader(that)
-    const searchControls = UtilsFilterControl.getCurrentSearchControls(that)
+    const searchControls = UtilsFilterControl.getSearchControls(that)
 
     that.options.valuesFilterControl = []
 
-    header.find(searchControls).each(function () {
+    searchControls.each(function () {
       that.options.valuesFilterControl.push({
         field: $(this)
           .closest('[data-field]')
@@ -139,13 +143,12 @@ const UtilsFilterControl = {
   setValues (that) {
     let field = null
     let result = []
-    const header = UtilsFilterControl.getCurrentHeader(that)
-    const searchControls = UtilsFilterControl.getCurrentSearchControls(that)
+    const searchControls = UtilsFilterControl.getSearchControls(that)
 
     if (that.options.valuesFilterControl.length > 0) {
       //  Callback to apply after settings fields values
       let fieldToFocusCallback = null
-      header.find(searchControls).each(function (index, ele) {
+      searchControls.each(function (index, ele) {
         field = $(this)
           .closest('[data-field]')
           .data('field')
@@ -194,12 +197,12 @@ const UtilsFilterControl = {
   escapeID (id) {
     return String(id).replace(/(:|\.|\[|\]|,)/g, '\\$1')
   },
-  isColumnSearchableViaSelect ({ filterControl, searchable }) {
+  isColumnSearchableViaSelect ({filterControl, searchable}) {
     return filterControl &&
       filterControl.toLowerCase() === 'select' &&
       searchable
   },
-  isFilterDataNotGiven ({ filterData }) {
+  isFilterDataNotGiven ({filterData}) {
     return filterData === undefined ||
       filterData.toLowerCase() === 'column'
   },
@@ -446,7 +449,7 @@ const UtilsFilterControl = {
       })
 
       if (header.find('.date-filter-control').length > 0) {
-        $.each(that.columns, (i, { filterControl, field, filterDatepickerOptions }) => {
+        $.each(that.columns, (i, {filterControl, field, filterDatepickerOptions}) => {
           if (
             filterControl !== undefined &&
             filterControl.toLowerCase() === 'datepicker'
@@ -542,7 +545,7 @@ $.extend($.fn.bootstrapTable.defaults, {
         'undefined' === typeof value ? '' : value
       )
     },
-    select ({ options }, field, isVisible) {
+    select ({options}, field, isVisible) {
       return Utils.sprintf(
         '<select class="form-control bootstrap-table-filter-control-%s" style="width: 100%; visibility: %s" dir="%s"></select>',
         field,
@@ -658,6 +661,7 @@ $.BootstrapTable = class extends $.BootstrapTable {
     }
     UtilsFilterControl.createControls(this, this.$header)
   }
+
   initBody () {
     super.initBody()
 
@@ -823,7 +827,7 @@ $.BootstrapTable = class extends $.BootstrapTable {
       if (controls.length > 0) {
         this.filterColumnsPartial = {}
         $(controls[0]).trigger(
-          controls[0].tagName === 'INPUT' ? 'keyup' : 'change', { keyCode: 13 }
+          controls[0].tagName === 'INPUT' ? 'keyup' : 'change', {keyCode: 13}
         )
       } else {
         return
@@ -847,7 +851,7 @@ $.BootstrapTable = class extends $.BootstrapTable {
           )
         )
         if (sorter.length > 0) {
-          that.onSort({ type: 'keypress', currentTarget: sorter })
+          that.onSort({type: 'keypress', currentTarget: sorter})
           $(sorter)
             .find('.sortable')
             .trigger('click')
@@ -857,10 +861,9 @@ $.BootstrapTable = class extends $.BootstrapTable {
   }
 
   triggerSearch () {
-    const header = UtilsFilterControl.getCurrentHeader(this)
-    const searchControls = UtilsFilterControl.getCurrentSearchControls(this)
+    const searchControls = UtilsFilterControl.getSearchControls(this)
 
-    header.find(searchControls).each(function () {
+    searchControls.each(function () {
       const el = $(this)
       if (el.is('select')) {
         el.change()
@@ -875,13 +878,12 @@ $.BootstrapTable = class extends $.BootstrapTable {
       this.options.disableControlWhenSearch &&
       this.options.sidePagination === 'server'
     ) {
-      const header = UtilsFilterControl.getCurrentHeader(this)
-      const searchControls = UtilsFilterControl.getCurrentSearchControls(this)
+      const searchControls = UtilsFilterControl.getSearchControls(this)
 
       if (!enable) {
-        header.find(searchControls).prop('disabled', 'disabled')
+        searchControls.prop('disabled', 'disabled')
       } else {
-        header.find(searchControls).removeProp('disabled')
+        searchControls.removeProp('disabled')
       }
     }
   }