Hi, I'm quite new to node-red. I'm trying to post the data from my flutter project to database via node-red but I got this error. (However, the type of order_status_id is set as integer both in database and flutter project.)
Below this is my flow on node red.
Function in node-red
var customer_id = msg.payload.customer_id;
var order_status_id = msg.paylod.order_status_id;
var address = msg.paylod.address;
var date = msg.paylod.date;
var total_amount = msg.paylod.total_amount;
var delivery_fee = msg.paylod.delivery_fee;
var delivery_method = msg.paylod.delivery_method;
var receiver_name = msg.paylod.receiver_name;
var sub_total = msg.paylod.sub_total;
var postcode = msg.paylod.postcode;
var time = msg.paylod.time;
var sql = "";
var template = "insert into orders (order_id,customer_id,order_status_id,address,date,total_amount,delivery_fee,delivery_method, receiver_name,sub_total, postcode, time) ";
template += "values(null,'o1','o2','o3','o4','o5','o6','o7','o8','o9','o10','o11');";
for(var i=0;i<items.length;i++){
var cp = template;
cp = cp.replace('o1',customer_id);
cp = cp.replace('o2',order_status_id);
cp = cp.replace('o3',address);
cp = cp.replace('o4',date);
cp = cp.replace('o5',total_amount);
cp = cp.replace('o6',delivery_fee);
cp = cp.replace('o7',delivery_method);
cp = cp.replace('o8',receiver_name);
cp = cp.replace('o9',sub_total);
cp = cp.replace('o10',postcode);
cp = cp.replace('o11',time);
sql += cp;
}
msg.topic = sql;
return msg;
Function in flutter:
void makeOrder() {
String url = order_url;
ProductOrder order = ProductOrder(
customer_id:1,
order_status_id: 1,
address: _address,
date: _date,
total_amount: _grandTotal,
delivery_fee: _del_fee,
delivery_method: _deli,
receiver_name: _receiver_name,
sub_total: _sub_total,
postcode: _postcode,
time: _time,
);
var data = json.encode(order.toJson());
print(data);
http.post(url, body: data, headers: {"Content-Type": "application/json"})
.then((value) => print(value));
}//ef```