From 153960742cac53c52f176f1bc645d850f25ac966 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20Manelli?= <andresmanelli@gmail.com>
Date: Mon, 19 Mar 2018 15:03:44 -0300
Subject: Fix migration. Replace old checklist-item sort algorithm.

---
 client/components/cards/checklists.js | 66 +++++++++++++++++------------------
 1 file changed, 32 insertions(+), 34 deletions(-)

(limited to 'client/components/cards/checklists.js')

diff --git a/client/components/cards/checklists.js b/client/components/cards/checklists.js
index 5c0e3d2e..232cc6e4 100644
--- a/client/components/cards/checklists.js
+++ b/client/components/cards/checklists.js
@@ -1,11 +1,14 @@
+const { calculateIndexData } = Utils;
+
 function initSorting(items) {
   items.sortable({
     tolerance: 'pointer',
     helper: 'clone',
     items: '.js-checklist-item:not(.placeholder)',
-    axis: 'y',
+    connectWith: '.js-checklist-items',
+    appendTo: '.board-canvas',
     distance: 7,
-    placeholder: 'placeholder',
+    placeholder: 'checklist-item placeholder',
     scroll: false,
     start(evt, ui) {
       ui.placeholder.height(ui.helper.height());
@@ -13,33 +16,24 @@ function initSorting(items) {
     },
     stop(evt, ui) {
       const parent = ui.item.parents('.js-checklist-items');
-      const orderedItems = [];
-      parent.find('.js-checklist-item').each(function(i, item) {
-        const checklistItem = Blaze.getData(item).item;
-        orderedItems.push(checklistItem._id);
-      });
-      items.sortable('cancel');
-      const formerParent = ui.item.parents('.js-checklist-items');
-      const checklist = Blaze.getData(parent.get(0)).checklist;
-      const oldChecklist = Blaze.getData(formerParent.get(0)).checklist;
-      if (oldChecklist._id !== checklist._id) {
-        const currentItem = Blaze.getData(ui.item.get(0)).item;
-        for (let i = 0; i < orderedItems.length; i++) {
-          const itemId = orderedItems[i];
-          if (itemId !== currentItem._id) continue;
-          const newItem = {
-            _id: checklist.getNewItemId(),
-            title: currentItem.title,
-            sort: i,
-            isFinished: currentItem.isFinished,
-          };
-          checklist.addFullItem(newItem);
-          orderedItems[i] = currentItem._id;
-          oldChecklist.removeItem(itemId);
-        }
-      } else {
-        checklist.sortItems(orderedItems);
+      const checklistId = Blaze.getData(parent.get(0)).checklist._id;
+      let prevItem = ui.item.prev('.js-checklist-item').get(0);
+      if (prevItem) {
+        prevItem = Blaze.getData(prevItem).item;
+      }
+      let nextItem = ui.item.next('.js-checklist-item').get(0);
+      if (nextItem) {
+        nextItem = Blaze.getData(nextItem).item;
       }
+      const nItems = 1;
+      const sortIndex = calculateIndexData(prevItem, nextItem, nItems);
+      const checklistDomElement = ui.item.get(0);
+      const checklistData = Blaze.getData(checklistDomElement);
+      const checklistItem = checklistData.item;
+
+      items.sortable('cancel');
+
+      checklistItem.move(checklistId, sortIndex.base);
     },
   });
 }
@@ -95,7 +89,12 @@ BlazeComponent.extendComponent({
     const checklist = this.currentData().checklist;
 
     if (title) {
-      checklist.addItem(title);
+      ChecklistItems.insert({
+        title,
+        checklistId: checklist._id,
+        cardId: checklist.cardId,
+        sort: checklist.itemCount(),
+      });
     }
     // We keep the form opened, empty it.
     textarea.value = '';
@@ -118,7 +117,7 @@ BlazeComponent.extendComponent({
     const checklist = this.currentData().checklist;
     const item = this.currentData().item;
     if (checklist && item && item._id) {
-      checklist.removeItem(item._id);
+      ChecklistItems.remove(item._id);
     }
   },
 
@@ -135,9 +134,8 @@ BlazeComponent.extendComponent({
 
     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);
+    const item = this.currentData().item;
+    item.setTitle(title);
   },
 
   onCreated() {
@@ -211,7 +209,7 @@ BlazeComponent.extendComponent({
     const checklist = this.currentData().checklist;
     const item = this.currentData().item;
     if (checklist && item && item._id) {
-      checklist.toggleItem(item._id);
+      item.toggleItem();
     }
   },
   events() {
-- 
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