优化初始化主题

lib/utils.js

@@ -25,3 +25,49 @@ export function loadExternalResource (url, type) {
     }
   })
 }
+
+/**
+ * 查询url中的query参数
+ * @param {}} variable
+ * @returns
+ */
+export function getQueryVariable (variable) {
+  const query = window.location.search.substring(1)
+  const vars = query.split('&')
+  for (let i = 0; i < vars.length; i++) {
+    const pair = vars[i].split('=')
+    if (pair[0] === variable) { return pair[1] }
+  }
+  return (false)
+}
+
+/**
+ * 深度合并两个对象
+ * @param target
+ * @param sources
+ */
+export function mergeDeep (target, ...sources) {
+  if (!sources.length) return target
+  const source = sources.shift()
+
+  if (isObject(target) && isObject(source)) {
+    for (const key in source) {
+      if (isObject(source[key])) {
+        if (!target[key]) Object.assign(target, { [key]: {} })
+        mergeDeep(target[key], source[key])
+      } else {
+        Object.assign(target, { [key]: source[key] })
+      }
+    }
+  }
+  return mergeDeep(target, ...sources)
+}
+
+/**
+ * 对象检查
+ * @param item
+ * @returns {boolean}
+ */
+export function isObject (item) {
+  return (item && typeof item === 'object' && !Array.isArray(item))
+}