Vue實現記住賬號密碼功能的操作過程

<el-form
      ref="loginForm"
      :model="loginForm"
      :rules="loginRules"
      class="login-form"
      auto-complete="on"
      label-position="left"
    >
      <div class="user-login">
        <div class="title-container">
          <span class="title">使用者登入</span>
          <span class="annotation">BACKGROUND LOGIN</span>
        </div>
        <div class="core-container">
          <el-form-item prop="username">
            <span class="svg-container">
              <i class="icon el-icon-user" />
            </span>
            <el-input
              ref="username"
              v-model="loginForm.username"
              placeholder="請輸入使用者名稱稱"
              name="username"
              type="text"
              tabindex="1"
              auto-complete="on"
            />
          </el-form-item>
          <el-form-item prop="password">
            <span class="svg-container">
              <i class="icon el-icon-lock" />
            </span>
            <el-input
              :key="passwordType"
              ref="password"
              v-model="loginForm.password"
              :type="passwordType"
              placeholder="請輸入密碼"
              name="password"
              tabindex="2"
              auto-complete="on"
              @keyup.enter.native="handleLogin"
            />
            <span class="show-pwd" @click="showPwd">
              <img
                src="@/icons/png/pawyc.png"
                v-if="passwordType === 'password'"
              />
              <i class="el-icon-view" v-else></i>
            </span>
          </el-form-item>
            <el-checkbox
              v-model="checked"
              label="記住密碼"
              name="type"
            ></el-checkbox>
        </div>
        <el-button
          class="loginBtn"
          :loading="loading"
          type="primary"
          style="width: 100%; margin-bottom: 30px"
          @click.native.prevent="handleLogin(loginForm)"
          >立即登入</el-button
        >
      </div>
    </el-form>

//安裝
npm install --save js-base64
//引入
const Base64 = require("js-base64").Base64

const Base64 = require('js-base64').Base64
export default {
  data() {
    return {
      loginForm: {
        username: '',
        password: '',
      },
      checked: false,
    };
  },
  mounted () {
    let username = localStorage.getItem('username')
    if (username) {
      this.loginForm.username = localStorage.getItem('username')
      this.loginForm.password = Base64.decode(localStorage.getItem('password'))// base64解密
      this.checked = true
    }
  },
    // 立即登入
    handleLogin (loginForm) {
      this.$refs.loginForm.validate(async (isOK) => {
        if (isOK) {
          /* ------ 賬號密碼的儲存 ------ */
          if (this.checked) {
            let password = Base64.encode(this.loginForm.password) // base64加密
            localStorage.setItem('username', this.loginForm.username)
            localStorage.setItem('password', password)
          } else {
            localStorage.removeItem('username')
            localStorage.removeItem('password')
          }
          try {
            let encrypt = new JSEncrypt() // 新建JSEncrypt物件
            encrypt.setPublicKey(this.publicKey) // 設定公鑰
            let password = encrypt.encrypt(this.loginForm.password) // 對密碼進行加密
            this.loading = true
            await this['user/login']({
              username: this.loginForm.username,
              password: password,
              captcha: this.captchaKey + ':' + this.loginForm.captcha,
              isRememberMe: this.loginForm.isRememberMe,
              isScanLogin: this.loginForm.isScanLogin ? 1 : 0
            }).then((res) => {
              this.$router.push(
                {
                  path:'/transitionPage',
                  query:{
                    username:this.loginForm.username
                  }
                }
              )
            })
          } catch (error) {
            this.$message.error('使用者名稱或密碼錯誤！')
          } finally {
            //  不論執行try 還是catch 都會執行finally 去關閉轉圈
            this.loading = false
          }
        }
      })
    }
  },
};

/* ------ 賬號密碼的儲存 ------ */
           if (this.checked) {
             let password = Base64.encode(this.loginForm.password) // base64加密
             localStorage.setItem('username', this.loginForm.username)
             localStorage.setItem('password', password)
          } else {
             localStorage.removeItem('username')
             localStorage.removeItem('password')
           }