mithril-vndb/examples/dbmonster/react/app.js
2016-05-03 23:39:01 -04:00

94 lines
No EOL
2.4 KiB
JavaScript

"use strict"
var h = React.createElement
perfMonitor.startFPSMonitor()
perfMonitor.startMemMonitor()
perfMonitor.initProfiler("render")
var Query = React.createClass({
shouldComponentUpdate: function shouldComponentUpdate(nextProps, nextState) {
if (nextProps.elapsedClassName !== this.props.elapsedClassName) return true
if (nextProps.formatElapsed !== this.props.formatElapsed) return true
if (nextProps.query !== this.props.query) return true
return false
},
render: function render() {
return h("td", {className: "Query " + this.props.elapsedClassName},
this.props.formatElapsed,
h("div", {className: "popover left"},
h("div", {className: "popover-content"}, this.props.query),
h("div", {className: "arrow"})
)
)
}
})
var Database = React.createClass({
shouldComponentUpdate: function shouldComponentUpdate(nextProps, nextState) {
if (nextProps.lastMutationId === this.props.lastMutationId) return false
return true
},
render: function render() {
var lastSample = this.props.lastSample
return h("tr", {key: this.props.dbname},
h("td", {className: "dbname"}, this.props.dbname),
h("td", {className: "query-count"},
h("span", {className: this.props.lastSample.countClassName}, this.props.lastSample.nbQueries)
),
this.props.lastSample.topFiveQueries.map(function (query, index) {
return h(Query, {
key: index,
query: query.query,
elapsed: query.elapsed,
formatElapsed: query.formatElapsed,
elapsedClassName: query.elapsedClassName
})
})
)
}
})
var DBMon = React.createClass({
getInitialState: function getInitialState() {
return {
databases: []
}
},
loadSamples: function loadSamples() {
var data = ENV.generateData(true).toArray()
perfMonitor.startProfile("render")
this.setState({
databases: data
})
perfMonitor.endProfile("render")
setTimeout(this.loadSamples, ENV.timeout)
},
componentDidMount: function componentDidMount() {
this.loadSamples()
},
render: function render() {
return h("div", null,
h("table", {className: "table table-striped latest-data"},
h("tbody", null, this.state.databases.map(function (database) {
return h(Database, {
key: database.dbname,
lastMutationId: database.lastMutationId,
dbname: database.dbname,
samples: database.samples,
lastSample: database.lastSample
})
}))
)
)
}
})
ReactDOM.render(h(DBMon, null), document.getElementById('app'))