# Ask Question API

## Get Category Prediction
predict category by text  

| requests | info |  
| :---: | :--- |  
| endpoint | `/qna/ask/predict/` | 
| method | `GET` | 
| Authorization | no |   
| desc | return a category id |

payload:  
| key | type | remarks |  
| :---: | :---: | :---: |  
| text | String | required |  

response:
```
{
  "prediction": 0, // cateogry id
}
```

## Create QNA
| requests | info |  
| :---: | :--- |  
| endpoint | `/qna/ask/` | 
| method | `POST` | 
| Authorization | required |   
| desc | create QNA instance |

payload:  
| key | type | remarks |  
| :---: | :---: | :---: |  
| Q1 | String | required |  
| Q2 | String | required |  
| assignment_id | Integer | required (category id) |  
| tag | [Integer] | required (tag id) |  


response:
| status code | results |  
| :---: | :---: |  
| 201 | created (has qna quota) |  
| 202 | saved (has no qna quota |  

## Resubmit QNA
resubmit saved QNA  
| requests | info |  
| :---: | :--- |  
| endpoint | `/qna/record/` | 
| method | `POST` | 
| Authorization | required |   
| desc | - |

payload:  
| key | type | remarks |  
| :---: | :---: | :---: |  
| id | Integer | required (QNA id) |  

response:
| status code | results |  
| :---: | :---: |  
| 200 | resubmitted |
| 202 | no QNA quota |  
| 400 | missing id |  
| 403 | QNA does not belong to the request user |  
| 404 | invalid id |