Reactjs Firebase React：如何渲染当前用户？
我想将一段特定的用户数据呈现给react组件。当用户注册时，他们提交其场馆的名称，该名称保存到Reactjs Firebase React：如何渲染当前用户？,reactjs,firebase,google-cloud-firestore,Reactjs,Firebase,Google Cloud Firestore,我想将一段特定的用户数据呈现给react组件。当用户注册时，他们提交其场馆的名称，该名称保存到venueName变量中。我想提取这个属性，然后在GigRegister组件上渲染它。对如何提取这些信息有什么建议吗 这是注册路线 app.post('/registerVenue',(req,res) =>{ const newVenue = { email: req.body.email, password: req.body.password,
venueNameGigRegisterapp.post('/registerVenue',(req,res) =>{
const newVenue = {
email: req.body.email,
password: req.body.password,
confirmPassword: req.body.confirmPassword,
venueName: req.body.venueName,
venueAddress: req.body.venueAddress
}
let errors = {}
if(isEmpty(newVenue.email)){
errors.email = 'Email must not be empty'
}else if (!isEmail(newVenue.email)){
errors.email = 'must be a valid email address'
}
if(Object.keys(errors).length >0){
return res.status(400).json(errors)
}
let token, userId
db.doc(`/user/${newVenue.venueName}`).get()
.then(doc => {
if(doc.exists){
return res.status(400).json({venueName: `This venue name is already taken`})
} else {
return firebase
.auth()
.createUserWithEmailAndPassword(newVenue.email, newVenue.password)
}
})
.then(data=> {
userId = data.user.uid;
return data.user.getIdToken()
})
.then(idToken => {
token = idToken
const venueDetails ={
email: newVenue.email,
venueName: newVenue.venueName,
venueAddress: newVenue.venueAddress,
createdAt: new Date().toISOString(),
userId
}
return db.doc(`/users/${newVenue.venueName}`).set(venueDetails)
})
.then(() => {
return res.status(201).json({token})
})
.catch(err => {
console.error(err)
if(err.code === 'auth/email-already-in-use'){
return res.status(400).json({email: 'Email is already in use'})
} else {
return res.status(500).json({error:err.code})
}
})
})
import React from "react";
import Header from "./Header";
import TextField from "@material-ui/core/TextField";
import Button from "@material-ui/core/Button";
import axios from "axios";
import * as firebase from 'firebase'
import { auth } from 'firebase/app'
class GigRegister extends React.Component {
constructor() {
super();
this.state = {
name: "",
venue: "",
time: "",
date: "",
genre: "",
tickets: "",
price: "",
};
this.handleSubmit = this.handleSubmit.bind(this);
this.handleChange = this.handleChange.bind(this);
}
handleChange(e) {
this.setState({
[e.target.name]: e.target.value,
});
}
handleSubmit(e) {
console.log("submit function reached");
e.preventDefault();
const gigData = {
name: this.state.name,
venue: this.state.venue,
time: this.state.time,
date: this.state.date,
genre: this.state.genre,
tickets: this.state.tickets,
price: this.state.price,
};
auth().currentUser.getIdToken().then(function(token) {
axios("http://localhost:5000/gig-fort/us-central1/api/createGigListing", {
method: "POST",
headers: {
"content-type": "application/json",
"Authorization": "Bearer "+token,
},
data: gigData,
})
})
.then((res) => {
console.log(res);
this.props.history.push('/Homepage')
})
.catch((err) => {
console.error(err);
});
}
render() {
return (
<div className="gig-register">
<Header />
<h1 className="header-gigReg">Register a gig</h1>
<form onSubmit={this.handleSubmit}>
<TextField
placeholder="Event name"
defaultValue="Event name"
id="name"
name="name"
onChange={this.handleChange}
/>
<TextField
placeholder="Venue"
defaultValue="Venue"
id="venue"
name="venue"
onChange={this.handleChange}
/>
<TextField
placeholder="Time"
defaultValue="Time"
type="time"
label="Enter start time"
id="time"
name="time"
InputLabelProps={{
shrink: true,
}}
inputProps={{
step: 300, // 5 min
}}
onChange={this.handleChange}
/>
<TextField
id="date"
label="Select date"
type="date"
defaultValue="2017-05-24"
InputLabelProps={{
shrink: true,
}}
onChange={(e) => {
this.setState({ date: e.target.value });
}}
/>
<TextField
placeholder="Genre"
defaultValue="Genre"
id="genre"
name="genre"
onChange={this.handleChange}
/>
<TextField
placeholder="Tickets"
defaultValue="Tickets"
id="tickets"
name="tickets"
onChange={this.handleChange}
/>
<TextField
placeholder="Price"
defaultValue="Price"
id="price"
name="price"
onChange={this.handleChange}
/>
<Button type="submit">Submit</Button>
</form>
</div>
);
}
}
export default GigRegister
从“React”导入React；
从“/Header”导入标题；
从“@material ui/core/TextField”导入TextField；
从“@物料界面/核心/按钮”导入按钮；
从“axios”导入axios；
从“firebase”导入*作为firebase
从“firebase/app”导入{auth}
类GigRegister扩展了React.Component{
构造函数（）{
超级（）；
此.state={
姓名：“，
地点：“，
时间：“，
日期：“，
体裁：“，
门票：“，
价格：“，
};
this.handleSubmit=this.handleSubmit.bind（this）；
this.handleChange=this.handleChange.bind（this）；
}
手变（e）{
这是我的国家({
[e.target.name]：e.target.value，
});
}
handleSubmit（e）{
console.log（“已达到提交功能”）；
e、 预防默认值（）；
常量数据={
名称：this.state.name，
地点：这个州，地点，
时间：这个州，时间，
日期：this.state.date，
类型：this.state.genre，
票：这个州的票，
普莱斯：这个州普莱斯，
};
auth（）.currentUser.getIdToken（）.then（函数（令牌）{
axios（“http://localhost:5000/gig-fort/us-central1/api/createGigListing“{
方法：“张贴”，
标题：{
“内容类型”：“应用程序/json”，
“授权”：“持票人”+代币，
},
数据：gigData，
})
})
。然后（（res）=>{
控制台日志（res）；
this.props.history.push（“/Homepage”）
})
.catch（（错误）=>{
控制台错误（err）；
});
}
render（）{
返回(
登记演出
{
this.setState（{date:e.target.value}）；
}}
/>
提交
);
}
}
导出默认寄存器
import React from "react";
import Header from "./Header";
import TextField from "@material-ui/core/TextField";
import Button from "@material-ui/core/Button";
import axios from "axios";
import * as firebase from 'firebase'
import { auth } from 'firebase/app'
class GigRegister extends React.Component {
constructor() {
super();
this.state = {
name: "",
venue: "",
time: "",
date: "",
genre: "",
tickets: "",
price: "",
};
this.handleSubmit = this.handleSubmit.bind(this);
this.handleChange = this.handleChange.bind(this);
}
handleChange(e) {
this.setState({
[e.target.name]: e.target.value,
});
}
handleSubmit(e) {
console.log("submit function reached");
e.preventDefault();
const gigData = {
name: this.state.name,
venue: this.state.venue,
time: this.state.time,
date: this.state.date,
genre: this.state.genre,
tickets: this.state.tickets,
price: this.state.price,
};
auth().currentUser.getIdToken().then(function(token) {
axios("http://localhost:5000/gig-fort/us-central1/api/createGigListing", {
method: "POST",
headers: {
"content-type": "application/json",
"Authorization": "Bearer "+token,
},
data: gigData,
})
})
.then((res) => {
console.log(res);
this.props.history.push('/Homepage')
})
.catch((err) => {
console.error(err);
});
}
render() {
return (
<div className="gig-register">
<Header />
<h1 className="header-gigReg">Register a gig</h1>
<form onSubmit={this.handleSubmit}>
<TextField
placeholder="Event name"
defaultValue="Event name"
id="name"
name="name"
onChange={this.handleChange}
/>
<TextField
placeholder="Venue"
defaultValue="Venue"
id="venue"
name="venue"
onChange={this.handleChange}
/>
<TextField
placeholder="Time"
defaultValue="Time"
type="time"
label="Enter start time"
id="time"
name="time"
InputLabelProps={{
shrink: true,
}}
inputProps={{
step: 300, // 5 min
}}
onChange={this.handleChange}
/>
<TextField
id="date"
label="Select date"
type="date"
defaultValue="2017-05-24"
InputLabelProps={{
shrink: true,
}}
onChange={(e) => {
this.setState({ date: e.target.value });
}}
/>
<TextField
placeholder="Genre"
defaultValue="Genre"
id="genre"
name="genre"
onChange={this.handleChange}
/>
<TextField
placeholder="Tickets"
defaultValue="Tickets"
id="tickets"
name="tickets"
onChange={this.handleChange}
/>
<TextField
placeholder="Price"
defaultValue="Price"
id="price"
name="price"
onChange={this.handleChange}
/>
<Button type="submit">Submit</Button>
</form>
</div>
);
}
}
export default GigRegister