<template>
  <a-spin :spinning="spinning">
    <div class="tinymce-editor">
      <editor v-model="myValue" :init="init" :disabled="disabled" />
    </div>
  </a-spin>
</template>

<script>
  import { upload } from '@/api/common';
  import tinymce from 'tinymce/tinymce';
  import Editor from '@tinymce/tinymce-vue';

  import 'tinymce/themes/silver/theme';
  import 'tinymce/icons/default/icons';
  import 'tinymce/plugins/image'; // 插入上传图片插件
  import 'tinymce/plugins/media'; // 插入视频插件
  import 'tinymce/plugins/table'; // 插入表格插件
  import 'tinymce/plugins/link'; // 超链接插件
  import 'tinymce/plugins/code'; // 代码块插件
  import 'tinymce/plugins/lists'; // 列表插件
  import 'tinymce/plugins/contextmenu'; // 右键菜单插件
  import 'tinymce/plugins/wordcount'; // 字数统计插件
  import 'tinymce/plugins/colorpicker'; // 选择颜色插件
  import 'tinymce/plugins/textcolor'; // 文本颜色插件
  import 'tinymce/plugins/fullscreen'; // 全屏
  import 'tinymce/plugins/help'; // 帮助
  import 'tinymce/plugins/charmap';
  import 'tinymce/plugins/paste';
  import 'tinymce/plugins/print'; // 打印
  import 'tinymce/plugins/preview'; // 预览
  import 'tinymce/plugins/hr'; // 水平线
  import 'tinymce/plugins/anchor';
  import 'tinymce/plugins/pagebreak';
  import 'tinymce/plugins/spellchecker';
  import 'tinymce/plugins/searchreplace';
  import 'tinymce/plugins/visualblocks';
  import 'tinymce/plugins/visualchars';
  import 'tinymce/plugins/insertdatetime';
  import 'tinymce/plugins/nonbreaking';
  import 'tinymce/plugins/autosave';
  import 'tinymce/plugins/fullpage';
  import 'tinymce/plugins/toc';
  import 'tinymce/plugins/advlist';
  import 'tinymce/plugins/autolink';
  import 'tinymce/plugins/codesample';
  import 'tinymce/plugins/directionality';
  import 'tinymce/plugins/imagetools';
  import 'tinymce/plugins/noneditable';
  import 'tinymce/plugins/save';
  import 'tinymce/plugins/tabfocus';
  import 'tinymce/plugins/textpattern';
  import 'tinymce/plugins/template';

  export default {
    components: {
      Editor,
    },
    props: {
      // 传入一个value，使组件支持v-model绑定
      value: {
        type: String,
        default: '',
      },
      name: {
        type: String,
        default: 'data',
      },
      height: {
        type: Number,
        default: 0,
      },
      disabled: {
        type: Boolean,
        default: false,
      },
      plugins: {
        type: [String, Array],
        default: 'lists image media table textcolor wordcount contextmenu preview',
      },
      toolbar: {
        type: [String, Array],
        default:
          "undo redo |  formatselect | bold italic | alignleft aligncenter alignright alignjustify | bullist numlist outdent indent | lists image media table | removeformat table| fontsizeselect | fontselect'",
      },
    },
    data() {
      return {
        // 配置文件服务器的静态访问路径前缀
        // 初始化配置
        init: {
          placeholder: '在这里输入文字',
          language_url: '/zh-Hans.js', // 这个文件会放在下面
          language: 'zh_CN',
          skin_url: '/tinymce/skins/ui/oxide',
          content_css: '/tinymce/skins/content/default/content.css',
          height: this.height ? this.height : 600,
          end_container_on_empty_block: true,
          powerpaste_word_import: 'clean',
          advlist_bullet_styles: 'square',
          advlist_number_styles: 'default',
          imagetools_cors_hosts: ['www.tinymce.com', 'codepen.io'],
          default_link_target: '_blank',
          link_title: false,
          media_live_embeds: true,
          content_style: 'img {max-width: 100%;}', // 直接自定义可编辑区域的css样式
          nonbreaking_force_tab: true, // inserting nonbreaking space &nbsp; need Nonbreaking Space Plugin
          // plugins: this.plugins,
          // toolbar: this.toolbar,
          // @ts-nocheckplugins: 'link lists image code table colorpicker textcolor wordcount contextmenu',
          plugins:
            'advlist anchor autolink autosave code codesample colorpicker  contextmenu directionality  fullscreen hr image imagetools insertdatetime link lists media nonbreaking noneditable pagebreak paste preview print save searchreplace spellchecker tabfocus table template textcolor textpattern visualblocks visualchars wordcount',
          // toolbar:'bold italic underline strikethrough | fontsizeselect | forecolor backcolor | alignleft aligncenter alignright alignjustify | bullist numlist | outdent indent blockquote | undo redo | link unlink image code | removeformat | table',
          toolbar: [
            'searchreplace bold italic underline strikethrough fontselect fontsizeselect  alignleft aligncenter alignright outdent indent  blockquote undo redo removeformat subscript superscript code',
            'hr bullist numlist link image charmap preview anchor pagebreak insertdatetime media table emoticons forecolor backcolor fullscreen',
          ],
          fontsize_formats: '8px 10px 11px 12px 13px 14px 15px 16px 17px 18px 24px 36px', // 第二步
          font_formats:
            "微软雅黑='微软雅黑';宋体='宋体';黑体='黑体';仿宋='仿宋';楷体='楷体';隶书='隶书';幼圆='幼圆';Andale Mono=andale mono,times;Arial=arial,helvetica,sans-serif;Arial Black=arial black,avant garde;Book Antiqua=book antiqua,palatino;Comic Sans MS=comic sans ms,sans-serif;Courier New=courier new,courier;Georgia=georgia,palatino;Helvetica=helvetica;Impact=impact,chicago;Symbol=symbol;Tahoma=tahoma,arial,helvetica,sans-serif;Terminal=terminal,monaco;Times New Roman=times new roman,times;Trebuchet MS=trebuchet ms,geneva;Verdana=verdana,geneva;Webdings=webdings;Wingdings=wingdings",
          branding: false,
          menubar: true,
          file_picker_types: 'media',
          // 此处为图片上传处理函数，这个直接用了base64的图片形式上传图片，
          // 如需ajax上传可参考https://www.tiny.cloud/docs/configure/file-image-upload/#images_upload_handler
          images_upload_handler: async (blobInfo, success, failure) => {
            const { url, name } = await this.uploadFile(blobInfo.blob(), 'image');
            success(url, { title: name });
            // this.handleImgUpload(blobInfo, success, failure)
          },
          file_picker_callback: (cb, value, meta) => {
            // 当点击meidia图标上传时,判断meta.filetype == 'media'有必要，因为file_picker_callback是media(媒体)、image(图片)、file(文件)的共同入口
            if (meta.filetype == 'media') {
              // 创建一个隐藏的type=file的文件选择input
              const input = document.createElement('input');
              input.setAttribute('type', 'file');
              input.setAttribute('accept', 'video/*');
              let me = this;
              input.onchange = async function () {
                var file = this.files[0];
                if (me.validateVideo(file)) {
                  const { url, name } = await me.uploadFile(file, 'video');
                  cb(url, { title: name });
                }
              };
              // 触发点击
              input.click();
            }
          },
        },
        myValue: this.value,
        spinning: false,
      };
    },
    watch: {
      value(newValue) {
        this.myValue = newValue;
      },
      myValue(newValue) {
        this.$emit('input', newValue);
      },
    },
    mounted() {
      tinymce.init({});
    },
    methods: {
      // 校验视频
      async validateVideo(file) {
        const isMP4 = file.type === 'video/mp4';
        const isLt3M = file.size / 1024 / 1024 < 200;

        if (!isMP4) {
          this.$message.error('上传视频必须为 MP4 格式！');

          return false;
        }

        if (!isLt3M) {
          this.$message.error('上传视频大小限制 200M 以内！');

          return false;
        }

        return true;
      },
      /**
       * @description 获取视频时长
       * @param {File} file - 要上传的文件
       * @returns {Promise<number>}
       */
      /*  getVideoDuration(file) {
      return new Promise(resolve => {
        const videoElement = document.createElement('video')
        videoElement.src = URL.createObjectURL(file)

        videoElement.addEventListener('loadedmetadata', () => {
          resolve(videoElement.duration)
        })
      })
    }*/
      /**
       * @description 上传文件
       * @param {File} file - 要上传的文件
       * @param {string} type - 文件类型
       * @returns {Object}
       */
      async uploadFile(file, type = 'images') {
        this.spinning = true;
        try {
          const formData = new FormData();
          formData.append('file', file);
          formData.append('name', this.name);
          const res = await upload(formData);
          this.spinning = false;
          return {
            url: res.fileUrl,
            name: res.fileName,
          };
        } catch (e) {
          this.spinning = false;
          return this.$message.error('上传失败');
        }
      },
      // 添加相关的事件，可用的事件参照文档=> https://github.com/tinymce/tinymce-vue => All available events
      // 需要什么事件可以自己增加
      onClick(e) {
        this.$emit('onClick', e, tinymce);
      },
      // 可以添加一些自己的自定义事件，如清空内容
      clear() {
        this.myValue = '';
      },
    },
  };
</script>
<style></style>
