Error box, download button, editor save and more.

Former-commit-id: c14972384cc8afad28d49388b0b4545669e20b7d [formerly 0af2e5f9aff2aac576044ca9590045f656fbffda] [formerly 02248a86b7063e1c9d6779c3574a848708ff86f2 [formerly efaa8439a9dbbf9b829cf9fc32ca789c2a16df7d]]
Former-commit-id: 4ce0a81ea04b56cef11d62107d692502e266a16e [formerly 2c46db9398c267351c10f06c089ed08dc3625232]
Former-commit-id: 1c93a0643217ab69668600b41e2d8263266d7e23

assets/src/store/index.js

@@ -13,7 +13,8 @@ const state = {
   reload: false,
   selected: [],
   multiple: false,
-  show: null
+  show: null,
+  showMessage: null
 }
 
 export default new Vuex.Store({

assets/src/store/mutations.js

@@ -1,6 +1,21 @@
 const mutations = {
-  closeHovers: state => { state.show = null },
-  showHover: (state, value) => { state.show = value },
+  closeHovers: state => {
+    state.show = null
+    state.showMessage = null
+  },
+  showHover: (state, value) => {
+    if (typeof value !== 'object') {
+      state.show = value
+      return
+    }
+
+    state.show = value.prompt
+    state.showMessage = value.message
+  },
+  showError: (state, value) => {
+    state.show = 'error'
+    state.showMessage = value
+  },
   setReload: (state, value) => { state.reload = value },
   setUser: (state, value) => (state.user = value),
   setJWT: (state, value) => (state.jwt = value),