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Qolzam
314
app/components/Comment.jsx
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314
app/components/Comment.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 { NavLink} from 'react-router-dom'
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import PropTypes from 'prop-types'
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import { createAction as action } from 'redux-actions'
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import moment from 'moment'
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import { List, ListItem } from 'material-ui/List'
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import Divider from 'material-ui/Divider'
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import Paper from 'material-ui/Paper'
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import FlatButton from 'material-ui/FlatButton'
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import { grey400, darkBlack, lightBlack } from 'material-ui/styles/colors'
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import IconButton from 'material-ui/IconButton'
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import MoreVertIcon from 'material-ui/svg-icons/navigation/more-vert'
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import IconMenu from 'material-ui/IconMenu'
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import MenuItem from 'material-ui/MenuItem'
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import TextField from 'material-ui/TextField'
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// - Import app components
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import UserAvatar from 'UserAvatar'
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// - Import API
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// - Import action types
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import * as types from 'actionTypes'
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// - Import actions
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import * as commentActions from 'commentActions'
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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 Comment extends Component {
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static propTypes = {
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/**
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* Comment object
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*/
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comment: PropTypes.object,
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/**
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* If it's true the post owner is the logged in user which this post be long to the comment
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*/
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isPostOwner: PropTypes.bool,
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/**
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* If it's true the comment is disable to write
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*/
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disableComments: PropTypes.bool,
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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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this.textareaRef = i => { this.inputText = i }
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this.divCommentRef = i => { this.divComment = i }
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//Defaul state
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this.state = {
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/**
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* Comment text
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*/
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text: this.props.comment.text,
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/**
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* Comment text to match edit with new comment that is edited
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*/
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initialText: this.props.comment.text,
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/**
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* If comment text dosn't take any change it will be true
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*/
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editDisabled: true,
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/**
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* If it's true the post owner is the logged in user which this post be long to the comment
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*/
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isPostOwner: PropTypes.bool
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}
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// Binding functions to `this`
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this.handleDelete = this.handleDelete.bind(this)
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this.handleUpdateComment = this.handleUpdateComment.bind(this)
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this.handleOnChange = this.handleOnChange.bind(this)
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this.handleCancelEdit = this.handleCancelEdit.bind(this)
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this.handleEditComment = this.handleEditComment.bind(this)
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}
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/**
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* Handle show edit comment
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* @param {event} evt is an event passed by clicking on edit button
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*/
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handleEditComment = (evt) => {
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this.inputText.style.height = this.divComment.clientHeight + 'px'
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this.props.openEditor()
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}
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/**
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* Handle cancel edit
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* @param {event} evt is an event passed by clicking on cancel button
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*/
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handleCancelEdit = (evt) => {
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this.setState({
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text: this.state.initialText
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})
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this.props.closeEditor()
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}
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/**
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* Handle edit comment
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* @param {event} evt is an event passed by clicking on post button
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*/
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handleUpdateComment = (evt) => {
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this.props.update(this.props.comment.id, this.props.comment.postId, this.state.text)
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this.setState({
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initialText: this.state.text
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})
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}
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/**
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* When comment text changed
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* @param {event} evt is an event passed by change comment text callback funciton
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* @param {string} data is the comment text which user writes
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*/
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handleOnChange = (evt) => {
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const data = evt.target.value
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this.inputText.style.height = evt.target.scrollHeight + 'px'
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if (data.length === 0 || data.trim() === '' || data.trim() === this.state.initialText) {
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this.setState({
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text: data,
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editDisabled: true
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})
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}
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else {
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this.setState({
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text: data,
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editDisabled: false
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})
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}
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}
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/**
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* Delete a comment
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* @param {event} evt an event passed by click on delete comment
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* @param {string} id comment identifire
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* @param {string} postId post identifier which comment belong to
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*/
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handleDelete = (evt, id, postId) => {
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this.props.delete(id, postId)
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}
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componentWillMount() {
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const {userId} = this.props.comment
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if (!this.props.isCommentOwner && !this.props.info[userId]) {
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this.props.getUserInfo()
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}
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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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/**
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* DOM styles
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*
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*
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* @memberof Comment
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*/
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const styles = {
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comment: {
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marginBottom: '12px'
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},
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iconButton: {
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width: 16,
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height: 16
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},
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author:{
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fontSize: "13px",
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paddingRight: "10px",
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fontWeight: 400,
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color: "rgba(0,0,0,0.87)",
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textOverflow: "ellipsis",
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overflow: "hidden"
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},
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commentBody:{
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fontSize: "13px",
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lineHeight: "20px",
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color: "rgba(0,0,0,0.87)",
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fontWeight: 300,
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height: "",
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display: "block"
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}
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}
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/**
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* Comment object from props
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*/
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const {comment} = this.props
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const iconButtonElement = (
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<IconButton style={styles.iconButton} iconStyle={styles.iconButton}
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touch={true}
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>
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<MoreVertIcon color={grey400} viewBox='9 0 24 24' />
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</IconButton>
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)
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const RightIconMenu = () => (
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<IconMenu iconButtonElement={iconButtonElement} style={{ display: "block", position: "absolute", top: "0px", right: "4px" }}>
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<MenuItem style={{ fontSize: "14px" }}>Reply</MenuItem>
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{this.props.isCommentOwner ? (<MenuItem style={{ fontSize: "14px" }} onClick={this.handleEditComment}>Edit</MenuItem>): ''}
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{(this.props.isCommentOwner || this.props.isPostOwner) ? ( <MenuItem style={{ fontSize: "14px" }} onClick={(evt) => this.handleDelete(evt, comment.id, comment.postId)}>Delete</MenuItem>): ''}
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</IconMenu>
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)
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const Author = () => (
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<div style={{ marginTop: "-11px" }}>
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<span style={styles.author}>{comment.userDisplayName}</span><span style={{
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fontWeight: 100,
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fontSize: "10px"
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}}>{moment.unix(comment.creationDate).fromNow()}</span>
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</div>
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)
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const commentBody = (
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<p style={styles.commentBody}>{comment.text}</p>
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)
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const {userId} = comment
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return (
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<div className="animate-top" style={styles.comment} key={comment.id}>
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<Paper zDepth={0} className="animate2-top10" style={{ position: "relative", padding: "", display: (!this.state.display ? "block" : "none") }}>
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<div style={{ marginLeft: "0px", padding: "16px 56px 0px 72px", position: "relative" }}>
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<NavLink to={`/${userId}`}><UserAvatar fileName={this.props.avatar} style={{ display: "inline-flex", alignItems: "center", justifyContent: "center", position: "absolute", top: "8px", left: "16px" }} size={36} /></NavLink>
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<NavLink to={`/${userId}`}> <Author /></NavLink>
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{(!this.props.isCommentOwner && !this.props.isPostOwner && this.props.disableComments )? '' : (<RightIconMenu />)}
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<div style={{ outline: "none", marginLeft: "16px", flex: "auto", flexGrow: 1 }}>
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<textarea ref={this.textareaRef} className="animate2-top10" style={{ fontWeight: 100, fontSize: "14px", border: "none", width: "100%", outline: "none", resize: "none", display: (this.props.comment.editorStatus ? 'block' : 'none') }} onChange={this.handleOnChange} value={this.state.text}></textarea>
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<div ref={this.divCommentRef} className="animate2-top10" style={{ fontWeight: 100, fontSize: "14px", height: "100%", border: "none", width: "100%", outline: "none", resize: "none", display: (!this.props.comment.editorStatus ? 'block' : 'none') }}>{this.state.text}</div>
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</div>
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</div>
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<div style={{ display: (this.props.comment.editorStatus ? "flex" : "none"), flexDirection: "row-reverse" }}>
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<FlatButton primary={true} disabled={this.state.editDisabled} label="Update" style={{ float: "right", clear: "both", zIndex: 5, margin: "0px 5px 5px 0px", fontWeight: 400 }} onClick={this.handleUpdateComment} />
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<FlatButton primary={true} label="Cancel" style={{ float: "right", clear: "both", zIndex: 5, margin: "0px 5px 5px 0px", fontWeight: 400 }} onClick={this.handleCancelEdit} />
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</div>
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</Paper>
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</div>
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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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return {
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delete: (id, postId) => dispatch(commentActions.dbDeleteComment(id, postId)),
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update: (id, postId, comment) => dispatch(commentActions.dbUpdateComment(id, postId, comment)),
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openEditor: () => dispatch(commentActions.openCommentEditor({ id: ownProps.comment.id, postId: ownProps.comment.postId })),
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closeEditor: () => dispatch(commentActions.closeCommentEditor({ id: ownProps.comment.id, postId: ownProps.comment.postId })),
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getUserInfo: () => dispatch(userActions.dbGetUserInfoByUserId(ownProps.comment.userId))
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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 {uid} = state.authorize
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const avatar = state.user.info && state.user.info[ownProps.comment.userId] ? state.user.info[ownProps.comment.userId].avatar || '' : ''
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return {
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uid: uid,
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isCommentOwner: (uid === ownProps.comment.userId),
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info: state.user.info,
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avatar
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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)(Comment)
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