Fetching proper data in flutter app from djano-rest











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Here I'm creating a moblie app with flutter. Also I've created the back-end with django rest framework. And now I want to use the informations on my back-end in the flutter.
For Registration, I can post my user info from flutter to django rest, It works proberly. But when some of inputs are incorrect I don't know how to reflect the problem form back-end into the flutter app.



For example here, the email address is incorrect:



enter image description here



And this is my code for fetching and getting data:



void _postmessage(
{@required var username,
@required var email,
@required var password1,
@required var password2}) async {
var url = 'url';
var data = {
"username": username,
"email": email,
"password1": password1,
"password2": password2
};
HttpClient httpClient = new HttpClient();
IOClient ioClient = new IOClient(httpClient);
ioClient.post(url, body: data);
_fetchdata();
}

_fetchdata() async {
List list = List();
final response = await http.get('url');
if (response.statusCode == 200) {
list = json.decode(response.body) as List;
print(list);
} else {
// list = json.decode(response.body) as List;
print(json.decode(response.body));
}
}


As the result I get this in the output:



enter image description here



It's printing this on the output:
flutter: {detail: Method "GET" not allowed.}










share|improve this question
























  • can you provide your rest API endpoint and data which it accepts. (Also one more thing you can try POST method as you API clearly Specifying GET method not allowed)
    – Harsh Sharma
    Nov 23 at 9:49















up vote
0
down vote

favorite












Here I'm creating a moblie app with flutter. Also I've created the back-end with django rest framework. And now I want to use the informations on my back-end in the flutter.
For Registration, I can post my user info from flutter to django rest, It works proberly. But when some of inputs are incorrect I don't know how to reflect the problem form back-end into the flutter app.



For example here, the email address is incorrect:



enter image description here



And this is my code for fetching and getting data:



void _postmessage(
{@required var username,
@required var email,
@required var password1,
@required var password2}) async {
var url = 'url';
var data = {
"username": username,
"email": email,
"password1": password1,
"password2": password2
};
HttpClient httpClient = new HttpClient();
IOClient ioClient = new IOClient(httpClient);
ioClient.post(url, body: data);
_fetchdata();
}

_fetchdata() async {
List list = List();
final response = await http.get('url');
if (response.statusCode == 200) {
list = json.decode(response.body) as List;
print(list);
} else {
// list = json.decode(response.body) as List;
print(json.decode(response.body));
}
}


As the result I get this in the output:



enter image description here



It's printing this on the output:
flutter: {detail: Method "GET" not allowed.}










share|improve this question
























  • can you provide your rest API endpoint and data which it accepts. (Also one more thing you can try POST method as you API clearly Specifying GET method not allowed)
    – Harsh Sharma
    Nov 23 at 9:49













up vote
0
down vote

favorite









up vote
0
down vote

favorite











Here I'm creating a moblie app with flutter. Also I've created the back-end with django rest framework. And now I want to use the informations on my back-end in the flutter.
For Registration, I can post my user info from flutter to django rest, It works proberly. But when some of inputs are incorrect I don't know how to reflect the problem form back-end into the flutter app.



For example here, the email address is incorrect:



enter image description here



And this is my code for fetching and getting data:



void _postmessage(
{@required var username,
@required var email,
@required var password1,
@required var password2}) async {
var url = 'url';
var data = {
"username": username,
"email": email,
"password1": password1,
"password2": password2
};
HttpClient httpClient = new HttpClient();
IOClient ioClient = new IOClient(httpClient);
ioClient.post(url, body: data);
_fetchdata();
}

_fetchdata() async {
List list = List();
final response = await http.get('url');
if (response.statusCode == 200) {
list = json.decode(response.body) as List;
print(list);
} else {
// list = json.decode(response.body) as List;
print(json.decode(response.body));
}
}


As the result I get this in the output:



enter image description here



It's printing this on the output:
flutter: {detail: Method "GET" not allowed.}










share|improve this question















Here I'm creating a moblie app with flutter. Also I've created the back-end with django rest framework. And now I want to use the informations on my back-end in the flutter.
For Registration, I can post my user info from flutter to django rest, It works proberly. But when some of inputs are incorrect I don't know how to reflect the problem form back-end into the flutter app.



For example here, the email address is incorrect:



enter image description here



And this is my code for fetching and getting data:



void _postmessage(
{@required var username,
@required var email,
@required var password1,
@required var password2}) async {
var url = 'url';
var data = {
"username": username,
"email": email,
"password1": password1,
"password2": password2
};
HttpClient httpClient = new HttpClient();
IOClient ioClient = new IOClient(httpClient);
ioClient.post(url, body: data);
_fetchdata();
}

_fetchdata() async {
List list = List();
final response = await http.get('url');
if (response.statusCode == 200) {
list = json.decode(response.body) as List;
print(list);
} else {
// list = json.decode(response.body) as List;
print(json.decode(response.body));
}
}


As the result I get this in the output:



enter image description here



It's printing this on the output:
flutter: {detail: Method "GET" not allowed.}







django api http django-rest-framework flutter






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share|improve this question













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edited Nov 22 at 14:31









Dave

2,13451525




2,13451525










asked Nov 22 at 10:35









artick

11




11












  • can you provide your rest API endpoint and data which it accepts. (Also one more thing you can try POST method as you API clearly Specifying GET method not allowed)
    – Harsh Sharma
    Nov 23 at 9:49


















  • can you provide your rest API endpoint and data which it accepts. (Also one more thing you can try POST method as you API clearly Specifying GET method not allowed)
    – Harsh Sharma
    Nov 23 at 9:49
















can you provide your rest API endpoint and data which it accepts. (Also one more thing you can try POST method as you API clearly Specifying GET method not allowed)
– Harsh Sharma
Nov 23 at 9:49




can you provide your rest API endpoint and data which it accepts. (Also one more thing you can try POST method as you API clearly Specifying GET method not allowed)
– Harsh Sharma
Nov 23 at 9:49

















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