<template>
  <div class="login">
    <el-form
      ref="loginForm"
      :model="loginForm"
      :rules="loginRules"
      class="login-form"
    >
      <div v-if="state === 1">
        <h3 class="title">用户登录</h3>
        <el-form-item prop="username">
          <el-input
            v-model="loginForm.username"
            type="text"
            auto-complete="off"
            placeholder="账号"
          >
            <svg-icon
              slot="prefix"
              icon-class="user"
              class="el-input__icon input-icon"
            />
          </el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input
            v-model="loginForm.password"
            type="password"
            auto-complete="off"
            placeholder="密码"
            @keyup.enter.native="handleLogin"
          >
            <svg-icon
              slot="prefix"
              icon-class="password"
              class="el-input__icon input-icon"
            />
          </el-input>
        </el-form-item>
        <el-form-item prop="code" v-if="captchaOnOff">
          <el-input
            v-model="loginForm.code"
            auto-complete="off"
            placeholder="验证码"
            style="width: 63%"
            @keyup.enter.native="handleLogin"
          >
            <svg-icon
              slot="prefix"
              icon-class="validCode"
              class="el-input__icon input-icon"
            />
          </el-input>
          <div class="login-code">
            <img :src="codeUrl" @click="getCode" class="login-code-img" />
          </div>
        </el-form-item>
      </div>

      <div v-else>
        <h3 class="title">忘记密码</h3>
        <el-form-item prop="phone">
          <el-input
            v-model="loginForm.phone"
            type="text"
            auto-complete="off"
            placeholder="请输入手机号"
          >
            <svg-icon
              slot="prefix"
              icon-class="user"
              class="el-input__icon input-icon"
            />
          </el-input>
        </el-form-item>

        <el-form-item>
          <el-input
            v-model="loginForm.codeFor"
            auto-complete="off"
            placeholder="请输入验证码"
            class="inputName"
          >
            <svg-icon
              slot="prefix"
              icon-class="validCode"
              class="el-input__icon input-icon"
            />
            <template slot="append">
              <span v-show="show" @click="getCodePassword" class="code"
                >获取验证码</span
              >
              <span v-show="!show" class="count code">{{ count }} s</span>
            </template>
          </el-input>

          <!-- <template slot="append">.com</template> -->
        </el-form-item>

        <el-form-item prop="pwdFor">
          <el-input
            v-model="loginForm.pwdFor"
            type="password"
            auto-complete="off"
            placeholder="请输入新密码"
          >
            <svg-icon
              slot="prefix"
              icon-class="password"
              class="el-input__icon input-icon"
            />
          </el-input>
        </el-form-item>

        <el-form-item prop="passwordFor">
          <el-input
            v-model="loginForm.passwordFor"
            type="password"
            auto-complete="off"
            placeholder="确认密码"
            f
          >
            <svg-icon
              slot="prefix"
              icon-class="password"
              class="el-input__icon input-icon"
            />
          </el-input>
        </el-form-item>
      </div>

      <div class="forget-box">
        <div>
          <el-checkbox
            v-model="loginForm.rememberMe"
            style="margin: 0px 0px 25px 0px"
            >记住密码</el-checkbox
          >
        </div>
        <div class="forget-box__password" @click="state=3-state">{{state==1?'忘记密码':'返回登录'}}</div>
      </div>
      <el-form-item style="width: 100%">
        <el-button
          :loading="loading"
          size="medium"
          type="primary"
          style="width: 100%"
          @click.native.prevent="handleLogin"
        >
          <span v-if="!loading">登 录</span>
          <span v-else>登 录 中...</span>
        </el-button>
        <div style="float: right" v-if="register">
          <router-link class="link-type" :to="'/register'"
            >立即注册</router-link
          >
        </div>
      </el-form-item>
    </el-form>
    <!--  底部  -->
    <div class="el-login-footer">
      <!-- <span>Copyright © 2018-2021 ruoyi.vip All Rights Reserved.</span> -->
    </div>
  </div>
</template>

<script>
import { getCodeImg, forgetPwd, sendCode } from "@/api/login";
import Cookies from "js-cookie";
import { encrypt, decrypt } from "@/utils/jsencrypt";

export default {
  name: "Login",
  data() {
    return {
      codeUrl: "",
      cookiePassword: "",
      loginForm: {
        username: "",
        password: "",
        rememberMe: false,
        code: "",
        uuid: "",

        phone: "", //手机号码
        codeFor: "", //验证码
        passwordFor: "", //确认密码
        pwdFor: "", //密码
      },
      state: 1,
      show: true,
      count: "",
      timer: null,
      loginRules: {
        username: [
          { required: true, trigger: "blur", message: "请输入您的账号" },
        ],
        password: [
          { required: true, trigger: "blur", message: "请输入您的密码" },
        ],
        code: [{ required: true, trigger: "change", message: "请输入验证码" }],
      },
      loading: false,
      // 验证码开关
      captchaOnOff: true,
      // 注册开关
      register: false,
      redirect: undefined,
    };
  },
  watch: {
    $route: {
      handler: function (route) {
        this.redirect = route.query && route.query.redirect;
      },
      immediate: true,
    },
  },
  created() {
    this.getCode();
    this.getCookie();
  },
  methods: {
    getCodePassword() {
      const TIME_COUNT = 60;
      if (this.loginForm.phone) {
        if (!this.timer) {
          this.count = TIME_COUNT;
          this.show = false;
          sendCode(this.loginForm.phone).then((res) => {
            //console.log(res);
          });
          this.timer = setInterval(() => {
            if (this.count > 0 && this.count <= TIME_COUNT) {
              this.count--;
            } else {
              this.show = true;
              clearInterval(this.timer);
              this.timer = null;
            }
          }, 1000);
        }
      } else {
        this.msgError("请先输入手机号");
      }
    },
    getCode() {
      getCodeImg().then((res) => {
        this.captchaOnOff =
          res.captchaOnOff === undefined ? true : res.captchaOnOff;
        if (this.captchaOnOff) {
          this.codeUrl = "data:image/gif;base64," + res.img;
          this.loginForm.uuid = res.uuid;
        }
      });
    },
    getCookie() {
      const username = Cookies.get("username");
      const password = Cookies.get("password");
      const rememberMe = Cookies.get("rememberMe");
      this.loginForm = {
        username: username === undefined ? this.loginForm.username : username,
        password:
          password === undefined ? this.loginForm.password : decrypt(password),
        rememberMe: rememberMe === undefined ? false : Boolean(rememberMe),
      };
    },
    handleLogin() {
      this.$refs.loginForm.validate((valid) => {
        if (valid) {
          if (this.state === 1) {
            this.loading = true;
            if (this.loginForm.rememberMe) {
              Cookies.set("username", this.loginForm.username, { expires: 30 });
              Cookies.set("password", encrypt(this.loginForm.password), {
                expires: 30,
              });
              Cookies.set("rememberMe", this.loginForm.rememberMe, {
                expires: 30,
              });
            } else {
              Cookies.remove("username");
              Cookies.remove("password");
              Cookies.remove("rememberMe");
              window.localStorage.setItem("userName", this.loginForm.username);
            }
            this.$store
              .dispatch("Login", this.loginForm)
              .then(() => {
                this.$router
                  .push({ path: this.redirect || "/" })
                  .catch(() => {});
              })
              .catch(() => {
                this.loading = false;
                if (this.captchaOnOff) {
                  this.getCode();
                }
              });
          } else {
            if (!this.loginForm.phone || !this.loginForm.codeFor || !this.loginForm.pwdFor || !this.loginForm.passwordFor) {
              return this.msgError("请完善表单输入");
            }
            this.loading = true
            forgetPwd(
              this.loginForm.codeFor,
              this.loginForm.phone,
              this.loginForm.pwdFor,
              this.loginForm.passwordFor
            )
              .then((res) => {
                this.loading = false
                this.state = 1
              })
              .catch((res) => {
                this.loading = false;
                //this.msgError(res.msg);
              });
          }
        }
      });
    },
    //忘记密码
    onPassword() {
      this.state = 2;
      // this.loginForm.codeFor = null;
      // this.loginForm.phone = null;
    },
  },
};
</script>

<style rel="stylesheet/scss" lang="scss">
.login {
  // display: flex;
  // justify-content: end;
  // align-items: center;
  height: 100%;
  background-image: url("../assets/images/login-zy.png");
  background-size: contain;
  background-repeat: no-repeat;
  margin-right: 100px;
  .el-input-group__append,
  .el-input-group__prepend {
    background: transparent;
    border-radius: 0 8px 8px 0;
    border-left: none;
  }

  .inputName {
    .el-input__inner {
      border-radius: 8px 0 0 8px;
      border-right: none;
    }
  }
}
.title {
  margin: 0px auto 30px auto;
  text-align: center;
  color: #707070;
}

.login-form {
  position: absolute;
  right: 50px;
  top: 15%;
  border-radius: 6px;
  // background: #ffffff;
  background-image: url("../assets/images/login-form.png");
  background-size: contain;
  background-repeat: no-repeat;
  width: 400px;
  height: 600px;
  padding: 55px 25px 5px 25px;
  .el-input {
    height: 38px;
    input {
      height: 38px;
    }
  }
  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 2px;
  }
  .forget-box {
    display: flex;
    justify-content: space-between;
    &__password {
      font-size: 14px;
      color: #999;
      cursor: pointer;
    }
  }
  // .code{
  //   position: absolute;
  //   right: 5px;
  //   top: 0;
  //   height: 100%;
  //   width: 50px;
  // }
}
.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}
.login-code {
  width: 33%;
  height: 38px;
  float: right;
  img {
    cursor: pointer;
    vertical-align: middle;
  }
}
.el-login-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
}
.login-code-img {
  height: 38px;
}
.el-input__inner:hover {
  border-color: #dcdfe6;
}
// .el-input:hover {
//   border:1px solid #c0c4cc;
// }
</style>
