1 files changed, 96 insertions, 0 deletions
diff --git a/app/assets/javascripts/boards/stores/modal_store.js.es6 b/app/assets/javascripts/boards/stores/modal_store.js.es6
new file mode 100644
index 00000000000..73518b42b84
--- /dev/null
+++ b/app/assets/javascripts/boards/stores/modal_store.js.es6
@@ -0,0 +1,96 @@
+(() => {
+  window.gl = window.gl || {};
+  window.gl.issueBoards = window.gl.issueBoards || {};
+
+  class ModalStore {
+    constructor() {
+      this.store = {
+        columns: 3,
+        issues: [],
+        issuesCount: false,
+        selectedIssues: [],
+        showAddIssuesModal: false,
+        activeTab: 'all',
+        selectedList: null,
+        searchTerm: '',
+        loading: false,
+        loadingNewPage: false,
+        page: 1,
+        perPage: 50,
+      };
+    }
+
+    selectedCount() {
+      return this.getSelectedIssues().length;
+    }
+
+    toggleIssue(issueObj) {
+      const issue = issueObj;
+      const selected = issue.selected;
+
+      issue.selected = !selected;
+
+      if (!selected) {
+        this.addSelectedIssue(issue);
+      } else {
+        this.removeSelectedIssue(issue);
+      }
+    }
+
+    toggleAll() {
+      const select = this.selectedCount() !== this.store.issues.length;
+
+      this.store.issues.forEach((issue) => {
+        const issueUpdate = issue;
+
+        if (issueUpdate.selected !== select) {
+          issueUpdate.selected = select;
+
+          if (select) {
+            this.addSelectedIssue(issue);
+          } else {
+            this.removeSelectedIssue(issue);
+          }
+        }
+      });
+    }
+
+    getSelectedIssues() {
+      return this.store.selectedIssues.filter(issue => issue.selected);
+    }
+
+    addSelectedIssue(issue) {
+      const index = this.selectedIssueIndex(issue);
+
+      if (index === -1) {
+        this.store.selectedIssues.push(issue);
+      }
+    }
+
+    removeSelectedIssue(issue, forcePurge = false) {
+      if (this.store.activeTab === 'all' || forcePurge) {
+        this.store.selectedIssues = this.store.selectedIssues
+          .filter(fIssue => fIssue.id !== issue.id);
+      }
+    }
+
+    purgeUnselectedIssues() {
+      this.store.selectedIssues.forEach((issue) => {
+        if (!issue.selected) {
+          this.removeSelectedIssue(issue, true);
+        }
+      });
+    }
+
+    selectedIssueIndex(issue) {
+      return this.store.selectedIssues.indexOf(issue);
+    }
+
+    findSelectedIssue(issue) {
+      return this.store.selectedIssues
+        .filter(filteredIssue => filteredIssue.id === issue.id)[0];
+    }
+  }
+
+  gl.issueBoards.ModalStore = new ModalStore();
+})();