<template>
    <div class='login' :style="'background-image:url(' + Background + ');'">
        <el-form ref='loginForm' :model='loginForm' :rules='loginRules' label-position='left' label-width='0px'
                 class='login-form'>
            <h3 class='title'>轻应用后台管理</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'
                >
                    <svg-icon slot='prefix' icon-class='password' class='el-input__icon input-icon' />
                </el-input>
            </el-form-item>
            <el-form-item prop='code'>
                <el-input v-model='loginForm.code' auto-complete='off' placeholder='验证码' style='width: 63%'>
                    <svg-icon slot='prefix' icon-class='validCode' class='el-input__icon input-icon' />
                </el-input>
                <div class='login-code'>
                    <el-image :src='captchaImg' class='captchaImg' @click='getCaptcha'></el-image>
                </div>
            </el-form-item>
            <!--
      <el-checkbox v-model="loginForm.rememberMe" style="margin:0 0 25px 0;">
        记住我
      </el-checkbox> -->
            <el-form-item style='width: 100%'>
                <el-button :loading='loading' size='medium' type='primary' style='width: 100%'
                           @click="submitForm('loginForm')">
                    <span v-if='!loading'>登 录</span>
                    <span v-else>登 录 中...</span>
                </el-button>
            </el-form-item>
            <el-form-item style='width: 100%'>
                <el-button size='medium' style='width: 100%' @click="resetForm('loginForm')">
                    <span>重 置</span>
                </el-button>
            </el-form-item>
        </el-form>
        <!--  底部  -->
        <!-- <div v-if="$store.state.settings.showFooter" id="el-login-footer">
      <span v-html="$store.state.settings.footerTxt" />
      <span> ⋅ </span>
      <a href="https://beian.miit.gov.cn/#/Integrated/index" target="_blank">{{ $store.state.settings.caseNumber }}</a>
    </div> -->
    </div>
</template>

<script>
import Background from '@/assets/img/background1.jpg';
import qs from 'qs';

export default {
    name: 'Login',
    data() {
        return {
            Background: Background,
            codeUrl: '',
            cookiePass: '',
            loginForm: {
                username: '',
                password: '',
                code: '',
                token: ''
            },
            loginRules: {
                username: [{ required: true, trigger: 'blur', message: '用户名不能为空' }],
                password: [{ required: true, trigger: 'blur', message: '密码不能为空' }],
                code: [{ required: true, trigger: 'change', message: '验证码不能为空' }]
            },
            captchaImg: null,
            loading: false,
            redirect: undefined
        };
    },
    created() {
        this.getCaptcha();
    },
    methods: {
        submitForm(formName) {
            this.$refs[formName].validate((valid) => {
                if (valid) {
                    this.$axios.post('/login?' + qs.stringify(this.loginForm)).then(res => {
                        const jwt = res.headers['authorization'];

                        this.$store.commit('SET_TOKEN', jwt);

                        this.$router.push('/');
                    });
                    this.getCaptcha();
                } else {
                    return false;
                }
            });
        },
        resetForm(formName) {
            this.$refs[formName].resetFields();
        },
        getCaptcha() {
            this.$axios.get('/captcha').then(res => {
                this.loginForm.token = res.data.data.token;
                this.captchaImg = res.data.data.captchaImg;
                if (this.loginForm === '') {
                    this.loginForm.code = '';
                }

            });
        }
    }
};
</script>

<style rel='stylesheet/scss' lang='scss'>
.login {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    background-size: cover;
}

.title {
    margin: 0 auto 30px auto;
    text-align: center;
    color: #707070;
}

.login-form {
    border-radius: 6px;
    background: #ffffff;
    width: 385px;
    padding: 25px 25px 5px 25px;

    .el-input {
        height: 38px;

        input {
            height: 38px;
        }
    }

    .input-icon {
        height: 39px;
        width: 14px;
        margin-left: 2px;
    }
}

.login-tip {
    font-size: 13px;
    text-align: center;
    color: #bfbfbf;
}

.login-code {
    width: 33%;
    display: inline-block;
    height: 38px;
    float: right;

    img {
        cursor: pointer;
        vertical-align: middle;
    }
}

.captchaImg {
    float: left;
    margin-left: 8px;
    margin-top: 2px;
    border-radius: 4px;
    width: 100px;
}
</style>