perf[Login]: password input add caps tooltip (#1845)

src/views/login/index.vue

@@ -23,6 +23,7 @@
         />
       </el-form-item>
 
+      <el-tooltip v-model="capsTooltip" content="Caps lock is On" placement="right" manual>
         <el-form-item prop="password">
           <span class="svg-container">
             <svg-icon icon-class="password" />
@@ -35,12 +36,15 @@
             :placeholder="$t('login.password')"
             name="password"
             auto-complete="on"
+            @keyup.native="checkCapslock"
+            @blur="capsTooltip = false"
             @keyup.enter.native="handleLogin"
           />
           <span class="show-pwd" @click="showPwd">
             <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
           </span>
         </el-form-item>
+      </el-tooltip>
 
       <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.native.prevent="handleLogin">
         {{ $t('login.logIn') }}
@@ -107,6 +111,7 @@ export default {
         password: [{ required: true, trigger: 'blur', validator: validatePassword }]
       },
       passwordType: 'password',
+      capsTooltip: false,
       loading: false,
       showDialog: false,
       redirect: undefined
@@ -134,6 +139,18 @@ export default {
     // window.removeEventListener('storage', this.afterQRScan)
   },
   methods: {
+    checkCapslock({ shiftKey, key } = {}) {
+      if (key && key.length === 1) {
+        if (shiftKey && (key >= 'a' && key <= 'z') || !shiftKey && (key >= 'A' && key <= 'Z')) {
+          this.capsTooltip = true
+        } else {
+          this.capsTooltip = false
+        }
+      }
+      if (key === 'CapsLock' && this.capsTooltip === true) {
+        this.capsTooltip = false
+      }
+    },
     showPwd() {
       if (this.passwordType === 'password') {
         this.passwordType = ''