<!-- -->
<template>
  <div class="login">
    <div class="title">
      <div class="text">登录</div>
      <div class="close" @click="handleCloseLogin">×</div>
    </div>
    <el-form :model="loginForm" :label-position="labelPosition" ref="loginForm">
      <el-form-item :label-width="formLabelWidth" prop="username">
        <el-input
          v-model="loginForm.username"
          autocomplete="off"
          clearable
          placeholder="用户名/手机号"
        ></el-input>
      </el-form-item>
      <el-form-item :label-width="formLabelWidth" prop="password">
        <el-input
          v-model="loginForm.password"
          autocomplete="off"
          type="password"
          clearable
          show-password
          placeholder="密码"
        ></el-input>
      </el-form-item>
      <el-form-item :label-width="formLabelWidth">
        <el-row :gutter="10">
          <el-col :span="16">
            <el-form-item prop="captcha">
              <el-input
                ref="captcha"
                v-model="loginForm.captcha"
                placeholder="请输入验证码"
                name="captcha"
                tabindex="3"
                auto-complete="on"
                @keyup.enter.native="handleLogin"
              />
            </el-form-item>
          </el-col>
          <el-col :span="8" class="captcha">
            <img
              v-if="requestCodeSuccess"
              style="margin-top: 2px"
              :src="captchaImgSrc"
              @click="handleGetCaptcha"
            />
            <img
              v-else
              style="margin-top: 2px"
              src="@/assets/404_images/checkcode.png"
              @click="handleGetCaptcha"
            />
          </el-col>
        </el-row>
      </el-form-item>
    </el-form>
    <div class="opration">
      <div class="register">
        <router-link to="/register"> 注册 </router-link>
        <span style="margin: 0 10px"> | </span>
        <router-link to="/register"> 忘记密码 </router-link>
      </div>
      <el-button @click="handleLogin" size="small" :loading="loading"
        >登 陆</el-button
      >
    </div>
  </div>
</template>

<script>
import { mapActions } from "vuex";
import { getVerify } from "@/api/user";
export default {
  data() {
    return {
      loginForm: {
        username: "",
        password: "",
        captcha: "",
      },
      requestCodeSuccess: false,
      captchaImgSrc: "",
      formLabelWidth: "1px",
      labelPosition: "right",
      loading: false,
      loginRules: {
        username: [
          { required: true, trigger: "blur", message: "请输入用户名" },
        ],
        password: [{ required: true, trigger: "blur", message: "请输入密码" }],
        captcha: [{ required: true, trigger: "blur", message: "请输入验证码" }],
      },
    };
  },
  created() {
    this.handleGetCaptcha();
  },
  mounted() {},
  methods: {
    handleLogin() {
      this.$refs.loginForm.validate((valid) => {
        if (valid) {
          this.loading = true;
          this.$store
            .dispatch("user/login", this.loginForm)
            .then(() => {
              // debugger
              this.$router.push({ path: this.$route.query.redirect || "/" });
              this.loading = false;
            })
            .catch(() => {
              this.loading = false;
            });
        } else {
          console.log("error submit!!");
          return false;
        }
      });
    },
    handleCloseLogin() {
      if (window.history.length <= 1) {
        this.$router.push({ path: "/" });
        return false;
      } else {
        this.$router.go(-1);
      }
    },
    // 获取验证码
    handleGetCaptcha() {
      this.currdatetime = new Date().getTime();
      // debugger
      getVerify()
        .then((res) => {
          this.requestCodeSuccess = true;
          const imgSrc = window.URL.createObjectURL(res);
          this.captchaImgSrc = imgSrc;
        })
        .catch(() => {
          this.requestCodeSuccess = false;
        });
    },
  },
};
</script>

<style lang="scss" scoped>
.login {
  width: 500px;
  margin: 50px auto;
  background-color: #fff;
  border-radius: 16px;
  padding: 48px 32px;
  .title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    .text {
      font-weight: bold;
      font-size: 26px;
    }
    .close {
      font-size: 48px;
      cursor: pointer;
    }
  }
  .login-box {
    width: 500px;
    margin: auto;
  }
}
.opration {
  display: flex;
  justify-content: space-between;
  .register {
    display: flex;
    justify-content: flex-end;
  }
}

.dialog-footer {
  display: flex;
  justify-content: center;
}
</style>
