Fix form not re-enabling thanks to jQuery

Stop issue being dragged if it doesn't have an ID

app/assets/javascripts/boards/components/board_list.js.es6

@@ -76,7 +76,7 @@
         group: 'issues',
         sort: false,
         disabled: this.disabled,
-        filter: '.board-list-count, .board-new-issue-form',
+        filter: '.board-list-count, .is-disabled',
         onStart: (e) => {
           const card = this.$refs.issue[e.oldIndex];

app/assets/javascripts/boards/components/board_new_issue.js.es6

@@ -25,7 +25,11 @@
           labels
         });
-        this.list.newIssue(issue);
+        this.list.newIssue(issue)
+          .then(() => {
+            // Need this because our jQuery very kindly disables buttons on ALL form submissions
+            $(this.$els.submitButton).enable();
+          });
         this.cancel();
       },

app/assets/javascripts/boards/models/list.js.es6

@@ -91,7 +91,7 @@ class List {
     this.addIssue(issue);
     this.issuesSize++;
-    gl.boardService.newIssue(this.id, issue)
+    return gl.boardService.newIssue(this.id, issue)
       .then((resp) => {
         const data = resp.json();
         issue.id = data.iid;

app/views/projects/boards/components/_board.html.haml

@@ -54,7 +54,8 @@
                   ":id" => "list.id + '-title'" }
                 .clearfix.prepend-top-10
                   %button.btn.btn-success.pull-left{ type: "submit",
-                    ":disabled" => "title === ''" }
+                    ":disabled" => "title === ''",
+                    "v-el:submit-button" => true }
                     Submit issue
                   %button.btn.btn-default.pull-right{ type: "button",
                     "@click" => "cancel" }

app/views/projects/boards/components/_card.html.haml

@@ -7,7 +7,7 @@
   ":issue-link-base" => "issueLinkBase",
   ":disabled" => "disabled",
   "track-by" => "id" }
-  %li.card{ ":class" => "{ 'user-can-drag': !disabled }",
+  %li.card{ ":class" => "{ 'user-can-drag': !disabled && issue.id, 'is-disabled': disabled || !issue.id }",
     ":index" => "index" }
     %h4.card-title
       = icon("eye-slash", class: "confidential-icon", "v-if" => "issue.confidential")