<template>
  <div class="navbar">
    <hamburger
      :is-active="sidebar.opened"
      class="hamburger-container"
      @toggleClick="toggleSideBar"
    />

    <breadcrumb class="breadcrumb-container" />

    <div class="right-menu">
      <el-dropdown
        class="avatar-container"
        trigger="click"
      >
        <div class="avatar-wrapper">
          <span>{{ nickname }}</span>
          <!--<img
            :src="avatar+'?imageView2/1/w/80/h/80'"
            class="user-avatar"
          >-->
          <i class="el-icon-caret-bottom" />
        </div>
        <el-dropdown-menu
          slot="dropdown"
          class="user-dropdown"
        >
          <el-dropdown-item
            divided
            @click.native="resetPassward"
          >
            <span style="display:block;text-algin:center;">修改密码</span>
          </el-dropdown-item>
          <el-dropdown-item
            divided
            @click.native="logout"
            class="exit"
          >
            <span style="display:block;text-algin:center;">退出</span>
          </el-dropdown-item>
        </el-dropdown-menu>
      </el-dropdown>
    </div>
    <div class="right-menu">
      <div class="menu-politics">
        {{politics}}
      </div>
    </div>
  </div>
</template>

<script>
import { mapGetters } from "vuex";
import Breadcrumb from "@/components/Breadcrumb";
import Hamburger from "@/components/Hamburger";
import { message } from "@/api/users/index";
import  store from '@/store';

export default {
  components: {
    Breadcrumb,
    Hamburger
  },
  data() {
    return {
      politics: ""
    };
  },
  created() {
    let roles=store.getters.roles
    if(roles.includes('Student')){
      message().then(res => {
      this.politics = res.data.politics_status_text;
    });
    }
  },
  computed: {
    ...mapGetters(["sidebar", "avatar", "nickname"])
  },
  methods: {
    toggleSideBar() {
      this.$store.dispatch("app/toggleSideBar");
    },
    async logout() {
      await this.$store.dispatch("user/logout").then(() => {
        this.$router.push("/login");
        sessionStorage.clear()
      });
    },
    usersMessage() {
      this.$router.push({ name: "usersmessage" });
    },
    resetPassward() {
      this.$router.push({ name: "resetpassword" });
    }
  }
};
</script>

<style lang="scss" scoped>
.navbar {
  height: 50px;
  overflow: hidden;
  position: relative;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0, 21, 41, 0.08);

  .hamburger-container {
    line-height: 46px;
    height: 100%;
    float: left;
    cursor: pointer;
    transition: background 0.3s;
    -webkit-tap-highlight-color: transparent;

    &:hover {
      background: rgba(0, 0, 0, 0.025);
    }
  }

  .breadcrumb-container {
    float: left;
  }

  .right-menu {
    float: right;
    height: 100%;
    line-height: 50px;

    &:focus {
      outline: none;
    }

    .right-menu-item {
      display: inline-block;
      padding: 0 8px;
      height: 100%;
      font-size: 18px;
      color: #5a5e66;
      vertical-align: text-bottom;

      &.hover-effect {
        cursor: pointer;
        transition: background 0.3s;

        &:hover {
          background: rgba(0, 0, 0, 0.025);
        }
      }
    }

    .avatar-container {
      margin-right: 30px;

      .avatar-wrapper {
        margin-top: 5px;
        position: relative;

        .user-avatar {
          cursor: pointer;
          width: 40px;
          height: 40px;
          border-radius: 10px;
        }

        .el-icon-caret-bottom {
          cursor: pointer;
          position: absolute;
          right: -20px;
          top: 18px;
          font-size: 12px;
        }
      }
    }
  }
  .menu-politics {
    color: #606266;
    font-size: 14px;
    margin-top: 5px;
    margin-right: 10px;
  }
}
.el-dropdown-menu__item--divided {
  border: none;
  margin-top: 0;
}
.exit {
  border-top: 1px solid #ebeef5;
}
.el-dropdown-menu {
  padding: 0;
  padding-bottom: 2px;
}
</style>
