Revert "wip: Refactor mixin in seperate functions"

This reverts commit 8669452651.

src/mixins/index.js

@@ -1,14 +1,7 @@
-/* eslint-disable */
-
 function dataHandler (newData, oldData) {
   if (oldData) {
-    const chart = this.$data._chart
+    let chart = this.$data._chart
-    _checkChanges(newData, oldData, chart)
-  } else {
-    _destroyAndRenderChart(chart)
-}
 
-function _checkChanges (newData, oldData, chart) {
     // Get new and old DataSet Labels
     let newDatasetLabels = newData.datasets.map((dataset) => {
       return dataset.label
@@ -58,16 +51,16 @@ function _checkChanges (newData, oldData, chart) {
       }
       chart.update()
     } else {
-    _destroyAndRenderChart(chart)
-  }
-}
-
-function _destroyAndRenderChart (chart) {
-  if (chart) {
       chart.destroy()
+      this.renderChart(this.chartData, this.options)
+    }
+  } else {
+    if (this.$data._chart) {
+      this.$data._chart.destroy()
     }
     this.renderChart(this.chartData, this.options)
   }
+}
 
 export const reactiveData = {
   data () {
@@ -84,6 +77,7 @@ export const reactiveData = {
 export const reactiveProp = {
   props: {
     chartData: {
+      type: Object,
       required: true,
       default: () => {}
     }
@@ -97,4 +91,3 @@ export default {
   reactiveData,
   reactiveProp
 }
-