RegionalDesign.js
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import React from 'react'
import Loader from 'halogen/PulseLoader'
import Element from './Element'
import ReactAddonsUpdate from 'react-addons-update'
import EventEmitter from '../libs/eventEmitter'
import $ from 'jquery'
export default class RegionalDesign extends React.Component {
constructor(props){
super(props);
this.state = {
data: null, loading: true, error: null, object_name: '', object_type: '', children_object_type: ''
};
this.addElement = this.addElement.bind(this);
this.updateElement = this.updateElement.bind(this);
this.addElement = this.addElement.bind(this);
}
getConfig(props, key) {
const config = {
repo: {
object_url: '/regional_design/repos',
children_object_url: '/regional_design/drug_repos',
children_param_name: 'drug_repo'
},
drug_repo: {
object_url: '/regional_design/drug_repos',
children_object_url: '/regional_design/drug_brandrethes',
children_param_name: 'drug_brandreth'
},
drug_brandreth: {
object_url: '/regional_design/drug_brandrethes',
children_object_url: '/regional_design/drug_brandreth_grids',
children_param_name: 'drug_brandreth_grid'
}
}
return config[props.location.query.object][key]
}
componentDidMount() {
const url = this.getConfig(this.props, 'object_url') + '/' + this.props.params.id + '.json'
this.getJSON(url)
EventEmitter.subscribe('moveDropZone', function(element){
if (element.target_type == this.state.object_type) {
this.addElement(element)
} else {
EventEmitter.dispatch('alert', '不能移动该元件')
}
}.bind(this))
EventEmitter.subscribe('element:update', function(element){
this.updateElement(element)
}.bind(this))
}
addElement(element) {
const new_element = {
name: element.name,
pos_x: element.initialPos.x,
pos_y: element.initialPos.y,
parent_id: this.props.params.id
}
const url = this.getConfig(this.props, 'children_object_url') + '.json'
let data = {}
data[this.getConfig(this.props, 'children_param_name')] = new_element
$.post(url, data, function(data) {
EventEmitter.dispatch('alert', '添加元件成功')
element.id = data.id
element.children_object_type = this.state.children_object_type
const elements = ReactAddonsUpdate(this.state.data, { $push: [element] })
this.setState({data: elements})
}.bind(this), 'JSON')
}
updateElement(element) {
let data = {}
data[this.getConfig(this.props, 'children_param_name')] = element
$.ajax({
method: 'PUT',
url: this.getConfig(this.props, 'children_object_url') + '/' + element.id,
dataType: 'JSON',
data: data,
success: function(data) {
}.bind(this)
})
}
componentWillUnmount() {
EventEmitter.unSubscribe('moveDropZone')
EventEmitter.unSubscribe('element:update')
}
componentWillReceiveProps(nextProps) {
this.setState(this.getInitialState)
const url = this.getConfig(nextProps, 'object_url') + '/' + nextProps.params.id + '.json'
this.getJSON(url)
}
getJSON(url) {
$.getJSON(url).then(
value => this.setState({loading: false, data: value.children, object_name: value.name, object_type: value.type, children_object_type: value.children_object_type}),
error => this.setState({loading: false, error: error}))
}
render() {
if (this.state.loading) {
return (
<Loader color="#286090" size="12px" margin="4px"/>
)
}
else if (this.state.error !== null) {
return <span>Error: {this.state.error}</span>
}
else {
const data = this.state.data.map(function(element) {
return (
<Element childrenObjectType={ this.state.children_object_type } isDropZoneChild={ true } key={ element.id } id={ element.id } name={ element.name } initialPos={ element.initialPos } />
)
}.bind(this))
return (
<div>
<h1 className='text-center'>{ this.state.object_name }</h1>
<div>{ data }</div>
</div>
)
}
}
}