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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 | 17x 17x 15x 22x 21x 21x 1x 14x 14x 14x 24x 24x 21x 9x 9x 7x 11x 3x 8x 8x | import React, { Children } from 'react'
import PropTypes from 'prop-types'
import hasDiff from './hasDiff'
import hasComplex from './hasComplex'
import throughAgent from './throughAgent'
import Item from './Item'
export function createThroughAgentClass(area, key, syncUpdate) {
class ThroughAgent extends React.Component {
static propTypes = {
[area]: PropTypes.object,
}
constructor(props) {
super()
this.configureItem(props)
this.state = {
configureItem: this.configureItem,
props: {}
}
}
static getDerivedStateFromProps(props, state) {
if( hasDiff(props, state.props) ) {
state.configureItem(props)
return {...state, props}
}
return null
}
configureItem = syncUpdate === undefined ?
(props) => {
const {[area]: notused, ...data} = props
const syncUpdate = !hasComplex(data)
props[area].item(
<Item {...data} />
, syncUpdate)
}
:
(props) => {
const {[area]: notused, ...data} = props
props[area].item(
<Item {...data} />
)
}
render() {
return null
}
}
ThroughAgent.displayName = `ThroughAgent.${area}`
return ThroughAgent
}
// this function with *two* params was documented and may be in use
const throughAgentFactory = (area, key, syncUpdate = undefined) => {
if( !(typeof area === 'string' || area instanceof String ) ) {
throw new Error(
"type error: throughAgentFactory(area:string, key:string|function)"
)
}
const ThroughAgent = createThroughAgentClass(area, key, syncUpdate)
return throughAgent(area, key)(ThroughAgent)
}
export default throughAgentFactory |