toJson method
Before processing serverSide requests, datatable configuration must be converted to json
Implementation
Map<String, String> toJson() {
Map<String, String> json = Map<String, String>();
json.addAll({'draw': draw.toString()});
json.addAll({'start': start.toString()});
json.addAll({'length': length.toString()});
json.addAll({'search[value]': searchValue});
json.addAll({'search[regex]': searchRegex});
columns.forEach((column) {
json.addAll({
'columns[${columns.indexOf(column)}][data]': column['data'].toString()
});
json.addAll({
'columns[${columns.indexOf(column)}][name]': column['name'].toString()
});
json.addAll({
'columns[${columns.indexOf(column)}][orderable]':
column['searchable'] != null
? column['orderable'].toString()
: 'false'
});
json.addAll({
'columns[${columns.indexOf(column)}][searchable]':
column['searchable'] != null
? column['searchable'].toString()
: 'false'
});
json.addAll({
'columns[${columns.indexOf(column)}][search][value]':
column['searchvalue'] != null
? column['searchvalue'].toString()
: ''
});
json.addAll({
'columns[${columns.indexOf(column)}][search][regex]':
column['searchregex'] != null
? column['searchregex'].toString()
: 'false'
});
});
orders.forEach((order) {
json.addAll({
'order[${orders.indexOf(order)}][column]': order['column'].toString()
});
json.addAll(
{'order[${orders.indexOf(order)}][dir]': order['dir'].toString()});
});
return json;
}