From a9de893ccaf8ff2a3f3c1ab2be977ea28e3496e9 Mon Sep 17 00:00:00 2001
From: liushuyu <liushuyu011@gmail.com>
Date: Fri, 6 Nov 2020 18:46:37 -0700
Subject: [PATCH] ui: show error if no package is selected

---
 ui/src/locales/en.json          |  4 +++-
 ui/src/views/SelectPackages.vue | 13 +++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/ui/src/locales/en.json b/ui/src/locales/en.json
index b1b6c1f..6cc8da1 100644
--- a/ui/src/locales/en.json
+++ b/ui/src/locales/en.json
@@ -23,7 +23,9 @@
       "location_placeholder":"Enter a install path here",
       "select":"Select",
       "overwriting": "Overwriting",
-      "overwriting_warning": "Directory {path} already exists.<br>Are you sure you want to <b>overwrite</b> the contents inside?"
+      "overwriting_warning": "Directory {path} already exists.<br>Are you sure you want to <b>overwrite</b> the contents inside?",
+      "nothing_picked": "Nothing selected",
+      "nothing_picked_warning": "Please select at least one package to install!"
     },
     "install_packages":{
       "check_for_update":"Checking for updates...",
diff --git a/ui/src/views/SelectPackages.vue b/ui/src/views/SelectPackages.vue
index 0ef16e4..e152153 100644
--- a/ui/src/views/SelectPackages.vue
+++ b/ui/src/views/SelectPackages.vue
@@ -92,7 +92,20 @@ export default {
         onConfirm: confirmCallback
       })
     },
+    show_nothing_picked_dialog: function () {
+      this.$buefy.dialog.alert({
+        title: this.$t('select_packages.nothing_picked'),
+        message: this.$t('select_packages.nothing_picked_warning', { path: this.$root.$data.install_location }),
+        confirmText: this.$t('cancel'),
+        type: 'is-danger',
+        hasIcon: true
+      })
+    },
     install: function () {
+      if (!this.$root.config.packages.some(function (x) { return x.default })) {
+        this.show_nothing_picked_dialog()
+        return
+      }
       // maintenance + repair
       if (this.repair) {
         this.$router.push('/install/repair')