新增代码生成器预览功能

src/views/generator/preview.vue

@@ -0,0 +1,38 @@
+<template>
+  <el-tabs v-if="!error" v-model="activeName" type="card">
+    <el-tab-pane v-for="item in data" :key="item.name" :lazy="true" :label="item.name" :name="item.name">
+      <Java :value="item.content" :height="height" />
+    </el-tab-pane>
+  </el-tabs>
+  <div v-else class="app-container">
+    <el-alert
+      :title="error"
+      type="error"
+    />
+  </div>
+</template>
+
+<script>
+import Java from '@/components/JavaEdit/index'
+import { generator } from '@/api/generator/generator'
+export default {
+  name: 'Preview',
+  components: { Java },
+  data() {
+    return {
+      data: null, error: null, height: '', activeName: 'Entity'
+    }
+  },
+  created() {
+    this.height = document.documentElement.clientHeight - 180 + 'px'
+    const tableName = this.$route.params.tableName
+    this.$nextTick(() => {
+      generator(tableName, 1).then(data => {
+        this.data = data
+      }).catch(err => {
+        this.error = err.response.data.message
+      })
+    })
+  }
+}
+</script>