<template>
  <div id="wrapper">
    <img id="logo" src="~@/assets/logo.png" alt="electron-vue">
    <main>
      <div class="left-side">
        <span class="title">Welcome to your new project!</span>
        <system-information></system-information>
        <div v-if="textarray.length === 0">
          <span>{{text}}</span>
        </div>
        <div v-for="(itme,index) in textarray" :key="index" v-else>
          <span>{{itme._id}}</span>
          <span>{{itme.name}}</span>
          <span>{{itme.age}}</span>
        </div>
      </div>

      <div class="right-side">
        <div class="doc">
          <div class="title alt">Other Documentation</div>
          <el-button type="primary" round @click="open()">控制台打印</el-button>
          <el-button type="primary" round @click="setdata">写入数据</el-button>
          <el-button type="primary" round @click="getdata">读取数据</el-button>
          <el-button type="primary" round @click="deledata">清除所有数据</el-button>
        </div>
      </div>
    </main>
  </div>
</template>

<script>
import SystemInformation from "./LandingPage/SystemInformation";
import api from '../tools/dialog'
export default {
  name: "landing-page",
  components: { SystemInformation },
  data: () => ({
    text: "等待数据读取",
    newdata: {
      name: "yyy",
      age: "12"
    },
    textarray: []
  }),
  methods: {
    // 获取electron方法
    open() {
      console.log(this.$electron);
    },
    // 设置数据库的数据
    setdata() {
      this.$db
        .adddata(this.newdata)
        .then(res => this.getdata())
        .catch(err => console.log(err));
    },
    // 获取数据库的数据
    getdata() {
      this.$db
        .finddata()
        .then(res => {
          console.log(res);
          this.textarray = res;
          console.log(this.textarray);
        })
        .catch(err => console.log(err));
    },
    // 清空数据库的数据
    deledata(){
      // dialog为electron实例，data则是显示需要的参数，fun是需要执行的函数，此选项不是为必选的
      const dialog = this.$electron.remote.dialog
      const data = {
        title:'清除数据',
        buttons:['OK', 'Cancel'],
        message:'此操作会清空本地数据库中的所有数据，是否继续？'
      }
      const fun = this.$db.deleall({name:'yyy'})
      api.MessageBox(dialog,data,fun).then(res=>{
        this.getdata()
        this.$message({
          showClose: true,
          message: '成功删除'+res+'条',
          type: 'success'
        });
      })
    },
  }
};
</script>

<style>
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Source Sans Pro", sans-serif;
}

#wrapper {
  background: radial-gradient(
    ellipse at top left,
    rgba(255, 255, 255, 1) 40%,
    rgba(229, 229, 229, 0.9) 100%
  );
  height: 100vh;
  padding: 60px 80px;
  width: 100vw;
}

#logo {
  height: auto;
  margin-bottom: 20px;
  width: 420px;
}

main {
  display: flex;
  justify-content: space-between;
}

main > div {
  flex-basis: 50%;
}

.left-side {
  display: flex;
  flex-direction: column;
}

.welcome {
  color: #555;
  font-size: 23px;
  margin-bottom: 10px;
}

.title {
  color: #2c3e50;
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 6px;
}

.title.alt {
  font-size: 18px;
  margin-bottom: 10px;
}

.doc p {
  color: black;
  margin-bottom: 10px;
}
</style>