From 653c23b9c23b6af8c57b45e7d5444e1ca6d34d9a Mon Sep 17 00:00:00 2001
From: Phil Hughes <me@iamphill.com>
Date: Fri, 6 Jan 2017 16:52:18 +0000
Subject: Removed jQuery UI sortable

---
 app/assets/javascripts/test_utils/simulate_drag.js | 120 +++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 app/assets/javascripts/test_utils/simulate_drag.js

(limited to 'app/assets/javascripts/test_utils')

diff --git a/app/assets/javascripts/test_utils/simulate_drag.js b/app/assets/javascripts/test_utils/simulate_drag.js
new file mode 100644
index 00000000000..7dba5840c8a
--- /dev/null
+++ b/app/assets/javascripts/test_utils/simulate_drag.js
@@ -0,0 +1,120 @@
+/* eslint-disable wrap-iife, func-names, strict, no-var, vars-on-top, no-param-reassign, object-shorthand, no-shadow, comma-dangle, prefer-template, consistent-return, no-mixed-operators, no-unused-vars, no-unused-expressions, prefer-arrow-callback, max-len */
+(function () {
+  'use strict';
+
+  function simulateEvent(el, type, options) {
+    var event;
+    if (!el) return;
+    var ownerDocument = el.ownerDocument;
+
+    options = options || {};
+
+    if (/^mouse/.test(type)) {
+      event = ownerDocument.createEvent('MouseEvents');
+      event.initMouseEvent(type, true, true, ownerDocument.defaultView,
+      options.button, options.screenX, options.screenY, options.clientX, options.clientY,
+      options.ctrlKey, options.altKey, options.shiftKey, options.metaKey, options.button, el);
+    } else {
+      event = ownerDocument.createEvent('CustomEvent');
+
+      event.initCustomEvent(type, true, true, ownerDocument.defaultView,
+      options.button, options.screenX, options.screenY, options.clientX, options.clientY,
+      options.ctrlKey, options.altKey, options.shiftKey, options.metaKey, options.button, el);
+
+      event.dataTransfer = {
+        data: {},
+
+        setData: function (type, val) {
+          this.data[type] = val;
+        },
+
+        getData: function (type) {
+          return this.data[type];
+        }
+      };
+    }
+
+    if (el.dispatchEvent) {
+      el.dispatchEvent(event);
+    } else if (el.fireEvent) {
+      el.fireEvent('on' + type, event);
+    }
+
+    return event;
+  }
+
+  function getTraget(target) {
+    var el = typeof target.el === 'string' ? document.getElementById(target.el.substr(1)) : target.el;
+    var children = el.children;
+
+    return (
+      children[target.index] ||
+      children[target.index === 'first' ? 0 : -1] ||
+      children[target.index === 'last' ? children.length - 1 : -1] ||
+      el
+    );
+  }
+
+  function getRect(el) {
+    var rect = el.getBoundingClientRect();
+    var width = rect.right - rect.left;
+    var height = rect.bottom - rect.top + 10;
+
+    return {
+      x: rect.left,
+      y: rect.top,
+      cx: rect.left + width / 2,
+      cy: rect.top + height / 2,
+      w: width,
+      h: height,
+      hw: width / 2,
+      wh: height / 2
+    };
+  }
+
+  function simulateDrag(options, callback) {
+    options.to.el = options.to.el || options.from.el;
+
+    var fromEl = getTraget(options.from);
+    var toEl = getTraget(options.to);
+    var scrollable = options.scrollable;
+
+    var fromRect = getRect(fromEl);
+    var toRect = getRect(toEl);
+
+    var startTime = new Date().getTime();
+    var duration = options.duration || 1000;
+    simulateEvent(fromEl, 'mousedown', { button: 0 });
+    options.ontap && options.ontap();
+    window.SIMULATE_DRAG_ACTIVE = 1;
+
+    var dragInterval = setInterval(function loop() {
+      var progress = (new Date().getTime() - startTime) / duration;
+      var x = (fromRect.cx + (toRect.cx - fromRect.cx) * progress) - scrollable.scrollLeft;
+      var y = (fromRect.cy + (toRect.cy - fromRect.cy) * progress) - scrollable.scrollTop;
+      var overEl = fromEl.ownerDocument.elementFromPoint(x, y);
+
+      simulateEvent(overEl, 'mousemove', {
+        clientX: x,
+        clientY: y
+      });
+
+      if (progress >= 1) {
+        options.ondragend && options.ondragend();
+        simulateEvent(toEl, 'mouseup');
+        clearInterval(dragInterval);
+        window.SIMULATE_DRAG_ACTIVE = 0;
+      }
+    }, 100);
+
+    return {
+      target: fromEl,
+      fromList: fromEl.parentNode,
+      toList: toEl.parentNode
+    };
+  }
+
+  // Export
+  window.simulateEvent = simulateEvent;
+  window.simulateDrag = simulateDrag;
+})();
-- 
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