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89
app/components/PostPage.jsx
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89
app/components/PostPage.jsx
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// - Import react components
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import React, {Component} from 'react'
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import {connect} from 'react-redux'
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import PropTypes from 'prop-types'
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// - Import app components
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import Blog from 'Blog'
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// - Import API
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// - Import actions
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import * as postActions from 'postActions'
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import * as userActions from 'userActions'
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/**
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* Create component class
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*/
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export class PostPage extends Component {
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static propTypes = {
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}
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/**
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* Component constructor
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* @param {object} props is an object properties of component
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*/
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constructor(props){
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super(props)
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//Defaul state
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this.state = {
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}
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// Binding functions to `this`
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}
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componentWillMount() {
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this.props.loadPost()
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this.props.loadUserInfo()
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}
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/**
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* Reneder component DOM
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* @return {react element} return the DOM which rendered by component
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*/
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render() {
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return (
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<Blog posts={this.props.posts} displayWriting={false} />
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)
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}
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}
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/**
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* Map dispatch to props
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* @param {func} dispatch is the function to dispatch action to reducers
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* @param {object} ownProps is the props belong to component
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* @return {object} props of component
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*/
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const mapDispatchToProps = (dispatch,ownProps) => {
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const {userId,postId} = ownProps.match.params
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return{
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loadPost: () => dispatch(postActions.dbGetPostById(userId,postId)),
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loadUserInfo: () => dispatch(userActions.dbGetUserInfoByUserId(userId,'header'))
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}
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}
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/**
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* Map state to props
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* @param {object} state is the obeject from redux store
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* @param {object} ownProps is the props belong to component
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* @return {object} props of component
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*/
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const mapStateToProps = (state,ownProps) => {
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const {userId,postId} = ownProps.match.params
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return{
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avatar: state.user.info && state.user.info[userId] ? state.user.info[userId].avatar : '',
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name: state.user.info && state.user.info[userId] ? state.user.info[userId].fullName : '',
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posts: state.post.userPosts && state.post.userPosts[userId] ? {[postId] : { ...state.post.userPosts[userId][postId]}} : {}
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}
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}
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// - Connect component to redux store
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export default connect(mapStateToProps,mapDispatchToProps)(PostPage)
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