project restructuring and initial refactoring

renderer/_vue/mixins/ClustersMixin.js

@@ -0,0 +1,16 @@
+export default {
+  computed: {
+    clusters: function() {
+      return this.$store.getters.clusters
+    },
+    newContexts: function() {
+      const seenContexts = this.seenContexts || this.$store.getters.seenContexts
+      const contextNamesFromKubeconfig = this.availableContexts.map(item => item.currentContext)
+      return contextNamesFromKubeconfig.filter((item) => seenContexts.indexOf(item) < 0)
+    },
+    availableContexts: function() {
+      // read available kubeconfigs from store on filter out configs already found in added clusters
+      return this.$store.getters.availableKubeContexts.filter(item => !this.clusters.find((cluster) => cluster.contextName == item.currentContext));
+    },
+  }
+}