调整目录结构

pages/im/mixins/imBase.js

@@ -0,0 +1,24 @@
+import utils from '@/utils/index.js'
+
+const imBase = {
+    onLoad() {
+      console.log('IM BASE MININX');  
+    },
+    data() {
+        return {
+            
+        }
+    },
+    computed: {
+        contact() {
+            return function(targetId) {
+                return this.$store.getters.contactInfo(targetId)
+            }
+        },
+        avatarSize() {
+            return utils.rpx2px(84)
+        }
+    }
+}
+
+export default imBase