JingTieXueTang.Web/src/views/articleManagement/videoCreate.vue

<template>
  <div class="app-container">
    <div class="common-card basic-information-box">
      <div class="basic-information-title">基本信息</div>
      <div class="basic-information-form">
        <a-form
          :form="form"
          :label-col="{ span: 6 }"
          :wrapper-col="{ span: 18 }"
          style="width: 515px"
          @submit="handleSubmit"
        >
          <a-form-item label="文章标题">
            <a-input
              placeholder="请输入文章标题"
              :maxLength="100"
              v-decorator="[
                'name',
                {
                  rules: [{ required: true, message: '请输入文章标题' }],
                },
              ]"
            />
          </a-form-item>
          <a-form-item label="文章描述">
            <a-textarea
              placeholder="请输入文章描述"
              :auto-size="{ minRows: 3, maxRows: 5 }"
              :maxLength="100"
              v-decorator="[
                'description',
                {
                  rules: [{ message: '请输入文章描述' }],
                  initialValue: description,
                },
              ]"
            />
          </a-form-item>
          <a-form-item label="文章分类">
            <!-- 文章分类父类 -->
            <a-select
              v-decorator="[
                'articleParentClass',
                {
                  rules: [
                    {
                      required: optionType == 'create',
                      message: '请选择文章分类父类',
                    },
                  ],
                  initialValue: articleParentClass.name,
                },
              ]"
              @change="articleClassParentChange"
            >
              <a-select-option
                v-for="(item, index) in articleParentClassArr"
                :key="index"
                >{{ articleParentClassArr[index].name }}</a-select-option
              >
            </a-select>
          </a-form-item>
          <a-form-item label="文章子类">
            <!-- 文章分类子类 -->
            <a-select
              v-decorator="[
                'articleChildClass',
                {
                  rules: [
                    {
                      required: optionType == 'create',
                      message: '请选择文章分类子类',
                    },
                  ],
                  initialValue: articleChildClass.name,
                },
              ]"
              :disabled="!articleChildClass || !articleChildClass.id"
              @change="articleClassChildChange"
            >
              <a-select-option
                v-for="(item, index) in articleChildClassArr"
                :key="index"
                >{{ articleChildClassArr[index].name }}</a-select-option
              >
            </a-select>
          </a-form-item>
          <a-form-item label="工种类别">
            <a-select
              v-decorator="[
                'engineerType',
                {
                  rules: [{ required: true, message: '请选择工种' }],
                  initialValue: engineerType.name,
                },
              ]"
              @change="engineerTypeChange"
            >
              <a-select-option
                v-for="(item, index) in engineerTypeArray"
                :key="index"
                >{{ engineerTypeArray[index].name }}</a-select-option
              >
            </a-select>
          </a-form-item>
          <a-form-item label="必学日期:">
            <!-- <a-date-picker
              :defaultValue="learnDate"
              @change="learnDateChoose"
              style="width:100%;"
            />-->
            <a-date-picker
              placeholder="请选择日期"
              @change="learnDateChoose"
              v-decorator="[
                'learnDate',
                {
                  initialValue: learnDate,
                },
              ]"
              style="width: 100%"
            />
          </a-form-item>
          <a-form-item v-show="false" :wrapper-col="{ span: 20, offset: 10 }">
            <a-button id="articleCreateSubmit" type="primary" html-type="submit"
              >提交</a-button
            >
          </a-form-item>
        </a-form>
      </div>
    </div>
    <div class="common-card a-card-margin-top">
      <div class="information-title">视频内容</div>
      <div style="margin-bottom: 10px">上传视频</div>
      <!-- 截取视频第一帧用（太模糊了） -->
      <!-- <video
        v-if="defaultVideoFileList[0]"
        :src="defaultVideoFileList[0].url"
        width="400"
        height="300"
        crossOrigin="anonymous"
        controls="controls"
        id="videofile"
      ></video>
      <div id="output"></div>-->
      <div style="margin-bottom: 10px">
        <a-upload
          :customRequest="uploadOssVideoFile"
          list-type="picture"
          :default-file-list="defaultVideoFileList"
          :remove="removeOssVideoFile"
          class="upload-list-inline"
        >
          <a-button> <a-icon type="upload" />点击上传 </a-button>
        </a-upload>
      </div>
      <div style="margin-bottom: 10px">上传封面</div>
      <div>
        <a-upload
          :customRequest="uploadOssImageFile"
          list-type="picture"
          :default-file-list="defaultImageFileList"
          :remove="removeOssImageFile"
          class="upload-list-inline"
        >
          <a-button> <a-icon type="upload" />点击上传 </a-button>
        </a-upload>
      </div>
      <div class="submit-row">
        <a-button type="primary" @click="handleSubmitBtnFun">提交</a-button>
        <a-button :style="{ marginLeft: '160px' }" @click="preview"
          >预览</a-button
        >
      </div>
    </div>

    <!-- 预览弹出框 -->
    <a-drawer
      title
      placement="left"
      :closable="true"
      :visible="previewVisible"
      :bodyStyle="bodyStyle"
      @close="closepreview"
      width="30%"
    >
      <video
        v-if="videoUrl"
        :poster="faceUrl"
        :src="videoUrl"
        controls="controls"
      >
        您的浏览器不支持 video 标签。
      </video>
      <div v-else>暂未上传视频</div>
    </a-drawer>
  </div>
</template>

<script>
const OSS = require("ali-oss");
import {
  formatePathParams,
  formateStringDate,
  formateDateToString
} from "@/filters";
export default {
  name: "videoCreate",
  props: {},
  components: {},
  data() {
    return {
      previewVisible: false,
      videoUrl: "",
      faceUrl: "",
      content: "",
      form: this.$form.createForm(this, { name: "articleCreate" }),
      articleParentClassArr: [],
      articleChildClassArr: [],
      engineerTypeArray: [],
      articleParentClass: {},
      articleChildClass: {},
      engineerType: "",
      learnDate: "",
      optionType: "",
      description: "",
      bodyStyle: {
        img: "{max-width:100%;width: auto;height: auto;}",
        video: "{max-width:100%;width: auto;height: auto;}",
        color: "red"
      },
      defaultVideoFileList: [],
      defaultImageFileList: []
    };
  },
  created() {
    this.initDataFun(); //初始化数据
  },
  mounted() {},
  beforeDestroy() {},
  watch: {},
  computed: {},
  methods: {
    //初始化数据
    async initDataFun() {
      await this.getArticleParentClass();
      await this.getEngineersWork();
      let type = this.$route.query.type;
      this.optionType = type ? type : "create";
      // 判断是新增文章还是编辑文章
      if ("edit" === type) {
        await this.getArticleContent();
      } else if ("create" === type) {
        console.log("---create---");
      }
    },
    // 查询文章分类父级
    getArticleParentClass() {
      this.$_http
        .get(this.$_API.INTERFACE_GET_CATEGORIES)
        .then(res => {
          this.articleParentClassArr = res.data;
          this.loading = false;
        })
        .catch(() => {
          this.loading = false;
        });
    },
    // 查询文章分类子集
    getArticleChildClass() {
      if (!this.articleParentClass.id) {
        return;
      }
      let pathParamsData = { categoryId: this.articleParentClass.id };
      this.$_http
        .get(
          formatePathParams(
            this.$_API.INTERFACE_GET_CATEGORIES_CATEGROYID,
            pathParamsData
          )
        )
        .then(res => {
          if (res && res.data.length !== 0) {
            this.articleChildClassArr = res.data;
            this.articleChildClass = this.articleChildClassArr[0];
            this.form.setFieldsValue({
              articleChildClass: this.articleChildClass.name
            });
          }
          this.loading = false;
        })
        .catch(() => {
          this.loading = false;
        });
    },
    // 查询工作类别
    async getEngineersWork() {
      await this.$_http
        .get(this.$_API.INTERFACE_GET_ENGINEERINGWORK_LIST)
        .then(res => {
          this.engineerTypeArray = [...res.data];
          this.engineerType = this.engineerTypeArray[0];
        });
    },

    // 文章分类父类变化
    articleClassParentChange(value) {
      this.articleParentClass = this.articleParentClassArr[value];
      // 子类选项清空
      this.articleChildClassArr = [];
      this.form.setFieldsValue({
        articleChildClass: ""
      });
      // 获取子类的值
      this.getArticleChildClass();
    },
    // 文章分类子类变化
    articleClassChildChange(value) {
      this.articleChildClass = this.articleChildClassArr[value];
    },
    // 工种变化
    engineerTypeChange(index) {
      this.engineerType = this.engineerTypeArray[index];
    },
    // 必学日期选择
    learnDateChoose(date, dateString) {
      this.learnDate = dateString;
    },
    handleSubmitBtnFun() {
      document.getElementById("articleCreateSubmit").click();
    },
    // 查询文章内容
    getArticleContent() {
      let pathParamsData = { materialId: this.$route.query.id };
      this.$_http
        .get(
          formatePathParams(this.$_API.INTERFACE_GET_MATERIALS, pathParamsData)
        )
        .then(res => {
          this.initEditArticleForm(res.data);
          this.loading = false;
        })
        .catch(() => {
          this.loading = false;
        });
    },
    initEditArticleForm(item) {
      //   文章标题
      this.form.setFieldsValue({
        name: item.name
      });
      //   文章描述
      this.description = item.description ? item.description : "";
      // 文章分类-父类：
      this.articleParentClass = item.rootMaterialCategory;
      this.getArticleChildClass(); // 获取子类列表的值
      // 文章分类-子类
      this.articleChildClass = item.materialCategory;
      //   选中工种
      if (item.engineerTypes.length !== 0) {
        let engineerId = item.engineerTypes[0];
        for (let i = 0; i < this.engineerTypeArray.length; i++) {
          let element = this.engineerTypeArray[i];
          if (element.id === engineerId) {
            this.engineerTypeChange(i);
          }
        }
      }
      let learnDate = item.tags.length > 0 ? item.tags[0] : null;
      // 必学日期
      this.learnDate = learnDate ? formateStringDate(learnDate) : null;
      console.log("编辑初始化时间为YYYY-MM-DD", this.learnDate, learnDate);
      // 文章内容
      this.content = item.contents;
      // 附件内容
      let contentObj = JSON.parse(this.content);
      console.log(contentObj);
      if (contentObj.videoUrl) {
        let videoFile = {
          uid: this.getUid(),
          name: this.getUrlName(contentObj.videoUrl),
          status: "done",
          url: contentObj.videoUrl
        };
        this.videoUrl = contentObj.videoUrl;
        this.defaultVideoFileList.push(videoFile);
      }
      if (contentObj.faceUrl) {
        let faceFile = {
          uid: this.getUid(),
          name: this.getUrlName(contentObj.faceUrl),
          status: "done",
          url: contentObj.faceUrl
        };
        this.faceUrl = contentObj.faceUrl;
        this.defaultImageFileList.push(faceFile);
      }
    },
    // 提交表单
    handleSubmit(e) {
      e.preventDefault();
      if ("create" === this.optionType) {
        console.log("创建文章");
        this.createArtical();
      } else if ("edit" === this.optionType) {
        console.log("更新文章");
        this.updateArtical();
      }
    },
    createArtical() {
      this.form.setFieldsValue({
        articleParentClass: this.articleParentClass.name
      });
      this.form.setFieldsValue({
        articleChildClass: this.articleChildClass.name
      });
      this.form.setFieldsValue({
        engineerType: this.engineerType.name
      });
      this.form.validateFields((err, values) => {
        if (!err) {
          // 新建文章
          let that = this;
          that.$confirm({
            title: "新建文章",
            content: `确认新建文章吗？`,
            okText: "确认",
            cancelText: "取消",
            onOk() {
              that.loading = true;
              let params = {
                categoryid: that.articleChildClass.id,
                engineertypeid: that.engineerType.id
              };
              let tag = formateDateToString(that.learnDate);
              let links = [];
              let contentObj = {
                faceUrl: that.faceUrl,
                videoUrl: that.videoUrl
              };
              let bodyParams = {
                name: values.name,
                description: values.description,
                type: "VIDEO",
                contents: JSON.stringify(contentObj),
                tags: tag ? [tag] : [],
                engineerTypes: [that.engineerType.id],
                links: links
              };
              that.$_http
                .post(that.$_API.INTERFACE_POST_ADMIN_MATERIALS, bodyParams, {
                  params
                })
                .then(() => {
                  that.$message.success("新建文章成功");
                });
            },
            onCancel() {}
          });
        }
      });
    },
    updateArtical() {
      let pathParamsData = { materialId: this.$route.query.id };
      this.form.validateFields((err, values) => {
        if (!err) {
          // 更新文章
          let that = this;
          that.$confirm({
            title: "更新文章",
            content: `确认更新文章吗？`,
            okText: "确认",
            cancelText: "取消",
            onOk() {
              that.loading = true;
              let params = {
                categoryid: that.articleChildClass.id,
                engineertypeid: that.engineerType.id
              };
              let tag = formateDateToString(that.learnDate);
              let links = [];
              let contentObj = {
                faceUrl: that.faceUrl,
                videoUrl: that.videoUrl
              };
              let bodyParams = {
                id: that.$route.query.id,
                name: values.name,
                description: values.description,
                type: "VIDEO",
                contents: JSON.stringify(contentObj),
                tags: tag ? [tag] : [],
                engineerTypes: [that.engineerType.id],
                links: links
              };
              console.log(
                "保存修改日期格式为YYYYMMDD",
                bodyParams.tags,
                that.learnDate
              );
              that.$_http
                .put(
                  formatePathParams(
                    that.$_API.INTERFACE_PUT_ADMIN_MATERIALS,
                    pathParamsData
                  ),
                  bodyParams,
                  {
                    params
                  }
                )
                .then(() => {
                  that.$message.success("更新文章成功");
                });
            },
            onCancel() {}
          });
        }
      });
    },
    async uploadOssVideoFile(fileData) {
      console.log("-------fileData--------");
      console.log(fileData);
      let that = this;
      let file = fileData.file;

    //   var index = file.name.indexOf("."); //（考虑严谨用lastIndexOf(".")得到）得到"."在第几位
    //   var subfix = file.name.substring(index); //截断"."之前的，得到后缀
    //   if (subfix != ".mp4") {
    //     fileData.onError();
    //     this.$message.error("只能上传mp4格式的文件");
    //     return;
    //   }

      let bucket = "jtxt-file-public";
      let ossPath = "file/";
      let res = await that.$_http.get(
        that.$_API.INTERFACE_GET_ASSUME_OSS_WRITER
      );
      console.log("--oss-writer--" + JSON.stringify(res));
      const client = new OSS({
        // yourRegion填写Bucket所在地域。以华东1（杭州）为例，Region填写为oss-cn-hangzhou。
        region: "oss-cn-beijing",
        // 从STS服务获取的临时访问密钥（AccessKey ID和AccessKey Secret）。
        accessKeyId: res.data.accessKeyId,
        accessKeySecret: res.data.accessKeySecret,
        // 从STS服务获取的安全令牌（SecurityToken）。
        stsToken: res.data.securityToken,
        // 填写Bucket名称。
        bucket: bucket
      });
      let fileName = new Date().getTime() + "_" + file.name;
      // 普通上传
      // try {
      //   client.put(ossPath + fileName, file).then(res => {
      //     console.log(res);
      //     let upFile = {
      //       uid: this.getUid(),
      //       name: fileName,
      //       status: "done",
      //       url: res.url
      //     };
      //     that.videoUrl = res.url;
      //     that.defaultVideoFileList.push(upFile);
      //     //   this.findvideocover(file);
      //     fileData.onSuccess();
      //   });
      // } catch (e) {
      //   fileData.onError();
      //   console.error(e);
      // }
      // 分片上传
      console.log("---upload-start--" + new Date().getTime());
      let options = {
        progress: function(p) {
          // 断点记录点。浏览器重启后无法直接继续上传，您需要手动触发上传操作。
          console.log("-----" + JSON.stringify(p));
          //   console.log("-----" + JSON.stringify(checkpoint));
        },
        patrtSize: 1000 * 1024, // 设置分片大小
        timeout: 1000 * 60 * 10 // 超时时间
      };
      try {
        client.multipartUpload(ossPath + fileName, file, options).then(res => {
          console.log("---upload-end--" + new Date().getTime());
          console.log(res);
          let upFile = {
            uid: this.getUid(),
            name: fileName,
            status: "done",
            url: res.url
          };
          that.videoUrl = res.url;
          that.defaultVideoFileList.push(upFile);
          //   this.findvideocover(file);
          fileData.onSuccess();
        });
      } catch (e) {
        fileData.onError();
        console.error("-aaaaaaaaaa---");
        console.error(e);
      }
    },
    async uploadOssImageFile(fileData) {
      let that = this;
      let file = fileData.file;
      let bucket = "jtxt-file-public";
      let ossPath = "file/";
      let res = await that.$_http.get(
        that.$_API.INTERFACE_GET_ASSUME_OSS_WRITER
      );
      console.log("--oss-writer--" + JSON.stringify(res));
      const client = new OSS({
        // yourRegion填写Bucket所在地域。以华东1（杭州）为例，Region填写为oss-cn-hangzhou。
        region: "oss-cn-beijing",
        // 从STS服务获取的临时访问密钥（AccessKey ID和AccessKey Secret）。
        accessKeyId: res.data.accessKeyId,
        accessKeySecret: res.data.accessKeySecret,
        // 从STS服务获取的安全令牌（SecurityToken）。
        stsToken: res.data.securityToken,
        // 填写Bucket名称。
        bucket: bucket
      });
      let fileName = new Date().getTime() + "_" + file.name;
      console.log("---upload-start--" + new Date().getTime());
      let options = {
        progress: function(p) {
          // 断点记录点。浏览器重启后无法直接继续上传，您需要手动触发上传操作。
          console.log("-----" + JSON.stringify(p));
          //   console.log("-----" + JSON.stringify(checkpoint));
        },
        patrtSize: 1000 * 1024, // 设置分片大小
        timeout: 1000 * 60 * 10 // 超时时间
      };
      try {
        client.multipartUpload(ossPath + fileName, file, options).then(res => {
          console.log(res);
          let upFile = {
            uid: this.getUid(),
            name: fileName,
            status: "done",
            url: res.url
          };
          that.faceUrl = res.url;
          that.defaultImageFileList.push(upFile);
          fileData.onSuccess();
        });
      } catch (e) {
        fileData.onError();
        console.error(e);
      }
    },
    // 截取路径名字
    getUrlName(url) {
      let strArr = url.split("/");
      console.log(strArr);
      let fileName = strArr[strArr.length - 1];
      console.log(fileName);
      fileName = decodeURIComponent(fileName);
      console.log(fileName);
      return fileName;
    },
    getUid() {
      let uid = "";
      for (let i = 0; i < 5; i++) {
        uid += Math.floor(Math.random() * 10);
      }
      return uid;
    },
    removeOssVideoFile(file) {
      for (let i = 0; i < this.defaultVideoFileList.length; i++) {
        let tmpFile = this.defaultVideoFileList[i];
        if (tmpFile.uid === file.uid) {
          this.defaultVideoFileList.splice(i, 1);
          return;
        }
      }
    },
    removeOssImageFile(file) {
      for (let i = 0; i < this.defaultImageFileList.length; i++) {
        let tmpFile = this.defaultImageFileList[i];
        if (tmpFile.uid === file.uid) {
          this.defaultImageFileList.splice(i, 1);
          return;
        }
      }
    },
    // // 截取视频第一帧
    // findvideocover(file) {
    //   var fileReader = new FileReader();
    //   fileReader.readAsDataURL(file);
    //   var that = this;
    //   fileReader.onload = function(e) {
    //     that.videoSrc = e.currentTarget.result;
    //     console.log(that.videoSrc, 11111);
    //     const width = 400;
    //     const height = 300;
    //     var video = document.getElementById("videofile");
    //     console.log(video, 66666);
    //     video.currentTime = 5; //必须设置视频当前时长，要不然会黑屏
    //     var output = document.getElementById("output");
    //     // 创建画布准备截图
    //     var canvas = document.createElement("canvas");
    //     // 创建图片标签
    //     var img = document.createElement("img");
    //     // 获取视频的标签
    //     video = document.getElementById("videofile");
    //     video.setAttribute("crossOrigin", "anonymous");
    //     // 设置画布的宽高
    //     canvas.width = video.clientWidth;
    //     canvas.height = video.clientHeight;
    //     // 图片绘制
    //     video.onloadeddata = () => {
    //       canvas
    //         .getContext("2d")
    //         .drawImage(video, 0, 0, canvas.width, canvas.height);
    //       var dataURL = canvas.toDataURL("image/jpeg");
    //       img.src = dataURL;
    //       img.width = width;
    //       img.height = height;
    //       // 添加到output盒子里面
    //       output.appendChild(img);
    //       console.log("--画图--");
    //       console.log(img);
    //     };
    //   };
    // },
    // 预览
    preview() {
      this.previewVisible = true;
    },
    // 关闭预览
    closepreview() {
      this.previewVisible = false;
    }
  }
};
</script>

<style lang="less">
.p-content {
  max-width: 100%;
  img {
    max-width: 100%;
    width: auto;
    height: auto;
  }
}

/* tile uploaded pictures */
.upload-list-inline .ant-upload-list-item {
  float: left;
  width: 200px;
  margin-right: 8px;
}
.upload-list-inline .ant-upload-animate-enter {
  animation-name: uploadAnimateInlineIn;
}
.upload-list-inline .ant-upload-animate-leave {
  animation-name: uploadAnimateInlineOut;
}
</style>

<style lang="less" scoped>
@import "~@/styles/common/variable.less";
.app-container {
  .information-title {
    font-size: 18px;
    font-weight: bold;
    color: @mainColorBlack65;
    margin-bottom: @paddingMarginVal;
  }
  .submit-row {
    width: 100%;
    margin-top: 2 * @paddingMarginVal;
    padding: @paddingMarginVal 0 @navTopHight;
    display: flex;
    justify-content: center;
  }
}
</style>