refactor: minor components refactor

Author: woothu

src/components/form/CSelect.vue

@@ -129,9 +129,6 @@ export default {
   //   }
   // },
   computed: {
-    selectedItem () {
-
-    },
     // classesComputedProps mixin
     // haveCustomSize () {
     //   return ['sm','lg'].includes(this.size)

src/components/link/CLink.vue

@@ -49,10 +49,8 @@ function clickHandlerFactory ({ disabled, tag, href, suppliedHandler }) {
       e.stopPropagation()
       // Kill the event loop attached to this specific EventTarget.
       e.stopImmediatePropagation()
-    } else {
-      if (typeof suppliedHandler === 'function') {
-        suppliedHandler(...arguments)
-      }
+    } else if (typeof suppliedHandler === 'function') {
+      suppliedHandler(...arguments)
     }
 
     if ((tag !== 'router-link' && href === '#') || disabled) {

src/components/pagination/CPagination.vue

@@ -183,21 +183,25 @@
       }
     },
     methods: {
-      setPage (number, e = false) {
-        if (number !== this.activePage) {
-          this.$emit('update:activePage', number)
-          if (e) {
-            const items = this.$el.getElementsByClassName('c-page-link-number')
-            const focused = Number(e.target.innerHTML)
-            this.$nextTick(() => {
-              for (let i = 0; i < items.length; i++) {
-                if (Number(items[i].innerHTML) === focused) {
-                  items[i].focus()
-                }
-              }
-            })
-          }
+      setPage (number, e = null) {
+        if (number === this.activePage) {
+          return
+        }
+        this.$emit('update:activePage', number)
+        if (e) {
+          this.changeFocus(e)
         }
+      },
+      changeFocus (e) {
+        const items = this.$el.getElementsByClassName('c-page-link-number')
+        const focused = Number(e.target.innerHTML)
+        this.$nextTick(() => {
+          for (let i = 0; i < items.length; i++) {
+            if (Number(items[i].innerHTML) === focused) {
+              items[i].focus()
+            }
+          }
+        })
       }
     }
   }

src/components/sidebar/CSidebarNavDropdown.vue

@@ -68,9 +68,6 @@ export default {
     }
   },
   computed: {
-    classIcon () {
-      return ['c-sidebar-nav-icon', this.icon]
-    },
     dropdownClasses () {
       return [
         'c-sidebar-nav-dropdown',