feat(reset): add new 'reset' method

src/constructor.js

@@ -7,6 +7,7 @@ import increaseItemQnt from './methods/increase-item-qnt'
 import removeItem from './methods/remove-item'
 import save from './methods/save'
 import clear from './methods/clear'
+import reset from './methods/reset'
 
 const defaultStorage = typeof window === 'object' && window.localStorage
 
@@ -121,6 +122,10 @@ const EcomCart = function (storeId, storageKey = 'ecomShoppingCart', localStorag
     return methodsMiddleware(clear, [canSave])
   }
 
+  this.reset = (canSave) => {
+    return methodsMiddleware(reset, [canSave])
+  }
+
   this.save = (canFixSubtotal) => {
     return methodsMiddleware(save, [canFixSubtotal], false)
   }

src/methods/reset.js

@@ -0,0 +1,39 @@
+import { randomObjectId } from '@ecomplus/utils'
+
+/**
+ * @method
+ * @name EcomCart#reset
+ * @description Reset all cart data and create new random ID.
+ *
+ * @param {boolean} [canSave=true] - Save new cart to local storage
+ *
+ * @returns {self}
+ *
+ * @example
+
+ecomCart.reset()
+
+ */
+
+export default (self, emitter, [canSave = true]) => {
+  let { data, save } = self
+
+  data = {
+    _id: randomObjectId(),
+    items: [],
+    subtotal: 0
+  }
+
+  /**
+   * @event EcomCart#reset
+   * @type {object}
+   * @property {object} data - Shopping cart data
+   * @example ecomCart.on('reset', ({ data }) => { console.log(data._id) })
+   */
+  emitter.emit('reset', { data })
+
+  if (canSave) {
+    save(false)
+  }
+  return self
+}