HOMEWORK

if your OS is windows please read this link to solve soft link problem: http://stackoverflow.com/a/16754068

Tech stack: React.js + React Router node.js + express.js + sequelize + sqlite under node.js v14.17.3 (the newest LTS version)

deployment usage:

$ git clone https://github.com/xturtle/rg-backend.git
$ git clone https://github.com/xturtle/rg-frontend.git
$ cd rg-backend
$ sudo ./deploy.sh

# root permission required for autobind package, allow your linuxß account using 80 port

test usage:

# after git clone
$ npm run test

API

user related funciton

sign on [POST] [JSON]

proceed to login.

/api/signon
{
  "username":"jon_dowd",        //string
  "password":"12345"            //string
}

result:

{
  "code": "0",
  "message": "No Problem",
  "payload": "Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6MywidXNlcm5hbWUiOiJhbGljZSIsImlhdCI6MTYyNzg4OTI2NCwiZXhwIjoxNjI3OTc1NjY0fQ.kcTUQJodc8oKLItHzd7mAVfUc6H11ygyUXn86z4_E3s" //JWT Token
}

possible errors: code 100: Wrong username or password

sign up [POST] [JSON]

proceed to register new user.

/api/signup
{
  "username":"jon_dowd",	//string
  "password":"12345"		//string, must length > 6
}

result:

{
  "code": "0",
  "message": "No Problem",
  "payload": null		
}

possible errors: code 110: Bad password: at least six characters required code 111: This username is already in use.

post related function

get posts [GET] [AuthRequired]

get posts of all or specified users' posts.

/api/posts/:peopleID?/:offset?/:size?/?recently={true|false}

peopleID: string, use "all" to get all posts.
offset: int, load post from #offset.
size: int, load count of posts.
recently: boolean, load post sort bt time, true=DESC, false=ASC (default is true)

mark as '?' means optional param.

result:

{
  "code": "0",
  "message": "No problem",
  "payload": [
    {
      "id": 1,						//post id
      "uid": 1,						//poster
      "image": "04948030a3d4912a1020e7cb35c768aa.jpg",	//image url
      "text": "Lorem Ipsum ...",			//description
      "createdAt": "2021-08-01T16:29:46.929Z",		//create time
      "updatedAt": "2021-08-01T16:29:46.929Z"		//update time
    },
    ...
  ]
}

possible errors: None. if criteria too strict to found any posts, [] empty payload will get.

get a post [GET] [AuthRequired]

get a post.

/api/post/:postID

postID: int, post id.

result:

{
  "code": "0",
  "message": "No problem",
  "payload": {
    "id": 2,						//post id
    "uid": 2,						//poster id
    "image": "04948030a3d4912a1020e7cb35c768aa.jpg",	//image url
    "text": "Lorem Ipsum...",				//description
    "createdAt": "2021-08-01T16:29:46.929Z",		//create time
    "updatedAt": "2021-08-01T16:29:46.929Z"		//update time
  }
}

possible errors: None. if post id not found, payload will be null.

get a user [GET] [AuthRequired]

get a user profile.

/api/user/:peopleID?

peopleID: string, if not specified, will get current logged in user's profile.

result:

{
  "code": "0",
  "message": "No problem",
  "payload": {
    "id": 2,					//user id
    "username": "kathy",			//user name
    "createdAt": "2021-08-01T16:29:26.085Z",	//create time
    "updatedAt": "2021-08-01T16:29:26.085Z"	//update time
  }
}

possible errors: code 120: User not found.

submit new post [POST] [x-www-form-urlencoded] [AuthRequired]

submitting new post.

/api/post
image: the image file url (local)
text: the description of image

result:

{
  "code": "0",
  "message": "No problem",
  "payload": postID		//int, the postID of submitted post.
}

possible errors: code 200: No image uploaded.