Add checklist feature

client/components/cards/checklists.js

@@ -0,0 +1,74 @@
+BlazeComponent.extendComponent({
+  addChecklist(event) {
+    event.preventDefault();
+    const textarea = this.find('textarea.js-add-checklist-item');
+    const title = textarea.value.trim();
+    const cardId = this.currentData().cardId;
+    Checklists.insert({
+      cardId,
+      title,
+    });
+  },
+
+  addChecklistItem(event) {
+    event.preventDefault();
+    const textarea = this.find('textarea.js-add-checklist-item');
+    const title = textarea.value.trim();
+    const checklist = this.currentData().checklist;
+    checklist.addItem(title);
+  },
+
+  editChecklist(event) {
+    event.preventDefault();
+    const textarea = this.find('textarea.js-edit-checklist-item');
+    const title = textarea.value.trim();
+    const checklist = this.currentData().checklist;
+    checklist.setTitle(title);
+  },
+
+  editChecklistItem(event) {
+    event.preventDefault();
+
+    const textarea = this.find('textarea.js-edit-checklist-item');
+    const title = textarea.value.trim();
+    const itemId = this.currentData().item._id;
+    const checklist = this.currentData().checklist;
+    checklist.editItem(itemId, title);
+  },
+
+  deleteItem() {
+    const checklist = this.currentData().checklist;
+    const item = this.currentData().item;
+    if (checklist && item && item._id) {
+      checklist.removeItem(item._id);
+    }
+  },
+
+  deleteChecklist() {
+    const checklist = this.currentData().checklist;
+    if (checklist && checklist._id) {
+      Checklists.remove(checklist._id);
+    }
+  },
+
+  pressKey(event) {
+    //If user press enter key inside a form, submit it, so user doesn't have to leave keyboard to submit a form.
+    if (event.keyCode === 13) {
+      event.preventDefault();
+      const $form = $(event.currentTarget).closest('form');
+      $form.find('button[type=submit]').click();
+    }
+  },
+
+  events() {
+    return [{
+      'submit .js-add-checklist': this.addChecklist,
+      'submit .js-edit-checklist-title': this.editChecklist,
+      'submit .js-add-checklist-item': this.addChecklistItem,
+      'submit .js-edit-checklist-item': this.editChecklistItem,
+      'click .js-delete-checklist-item': this.deleteItem,
+      'click .js-delete-checklist': this.deleteChecklist,
+      keydown: this.pressKey,
+    }];
+  },
+}).register('checklists');