fix(index.js): Use correct orientation when mouse enters

getPosition has to be called before first setting the state (and thus rendering the tooltip) when
mouse enters, to take into account cases when the position is close to the client window edge

ReactTooltip#388

src/index.js

@@ -280,14 +280,21 @@ class ReactTooltip extends React.Component {
     // To prevent previously created timers from triggering
     this.clearTimer()
 
+    // Make sure the correct place is set
+    let node = ReactDOM.findDOMNode(this)
+    let desiredPlace = e.currentTarget.getAttribute('data-place') || this.props.place || 'top'
+    let effect = switchToSolid && 'solid' || this.getEffect(e.currentTarget)
+    let offset = e.currentTarget.getAttribute('data-offset') || this.props.offset || {}
+    let result = getPosition(e, e.currentTarget, ReactDOM.findDOMNode(this), desiredPlace, desiredPlace, effect, offset)
+
     this.setState({
       originTooltip: originTooltip,
       isMultiline: isMultiline,
-      desiredPlace: e.currentTarget.getAttribute('data-place') || this.props.place || 'top',
-      place: e.currentTarget.getAttribute('data-place') || this.props.place || 'top',
+      desiredPlace: desiredPlace,
+      place: result.isNewState ? result.newState.place : desiredPlace,
       type: e.currentTarget.getAttribute('data-type') || this.props.type || 'dark',
-      effect: switchToSolid && 'solid' || this.getEffect(e.currentTarget),
-      offset: e.currentTarget.getAttribute('data-offset') || this.props.offset || {},
+      effect: effect,
+      offset: offset,
       html: e.currentTarget.getAttribute('data-html')
         ? e.currentTarget.getAttribute('data-html') === 'true'
         : (this.props.html || false),
@@ -485,4 +492,4 @@ class ReactTooltip extends React.Component {
 }
 
 /* export default not fit for standalone, it will exports {default:...} */
-module.exports = ReactTooltip
+module.exports = ReactTooltip