<template>
  <div class="p-2">
    <transition :enter-active-class="proxy?.animate.searchAnimate.enter"
      :leave-active-class="proxy?.animate.searchAnimate.leave">
      <div v-show="showSearch" class="mb-[10px]">
        <el-card shadow="hover">
          <el-form ref="queryFormRef" :model="queryParams" :inline="true">
            <el-form-item label="课程名称" prop="courseName">
              <el-input v-model="queryParams.courseName" placeholder="请输入课程名称" clearable @keyup.enter="handleQuery" />
            </el-form-item>
            <el-form-item label="课程分类" prop="courseClassify">
              <el-select v-model="queryParams.courseClassify" placeholder="请选择课程分类" clearable>
                <el-option v-for="dict in course_type" :key="dict.value" :label="dict.label" :value="dict.value" />
              </el-select>
            </el-form-item>
            <el-form-item label="授课方式" prop="teachingType">
              <el-select v-model="queryParams.teachingType" placeholder="请选择授课方式" clearable>
                <el-option v-for="dict in give_course_type" :key="dict.value" :label="dict.label" :value="dict.value" />
              </el-select>
            </el-form-item>
            <el-form-item label="状态" prop="status">
              <el-select v-model="queryParams.status" placeholder="请选择状态" clearable>
                <el-option v-for="dict in resource_status" :key="dict.value" :label="dict.label" :value="dict.value" />
              </el-select>
            </el-form-item>
            <el-form-item>
              <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
              <el-button icon="Refresh" @click="resetQuery">重置</el-button>
            </el-form-item>
          </el-form>
        </el-card>
      </div>
    </transition>

    <el-card shadow="never">
      <template #header>
        <el-row :gutter="10" class="mb8">
          <el-col :span="1.5">
            <el-button type="primary" plain icon="Plus" @click="handleAdd"
              >新增</el-button>
          </el-col>
          <el-col :span="1.5" v-if="false">
            <el-button type="success" plain icon="Edit" :disabled="single" @click="handleUpdate()"
              >修改</el-button>
          </el-col>
          <el-col :span="1.5" v-if="false">
            <el-button type="danger" plain icon="Delete" :disabled="multiple" @click="handleDelete()"
              >删除</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button type="warning" plain icon="Download" @click="handleExport"
              >导出</el-button>
          </el-col>
          <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>
      </template>

      <el-table v-loading="loading" :data="learningCourseList" @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="55" align="center" />
        <el-table-column type="index" label="序号" width="80" align="center">
          <template #default="scope">
            <span>{{
              (queryParams.pageNum - 1) * queryParams.pageSize + scope.$index + 1
              }}</span>
          </template>
        </el-table-column>
        <el-table-column label="课程名称" align="center" prop="courseName" >
        <template #default="scope">
            <span @click="jumpTodetail(scope.row)" style="color: #2c6eb2;cursor: pointer;">{{ scope.row.courseName }}</span>
          </template>
        </el-table-column>
        <el-table-column label="课程分类" align="center" prop="courseClassify">
          <template #default="scope">
            <dict-tag :options="course_type" :value="scope.row.courseClassify" />
          </template>
        </el-table-column>
        <el-table-column label="所属领域" align="center" prop="performWorkId">
          <template #default="scope">
            <dict-tag :options="perform_work_type" :value="scope.row.performWorkId" />
          </template>
        </el-table-column>
        <el-table-column label="授课方式" align="center" prop="teachingType">
          <template #default="scope">
            <dict-tag :options="give_course_type" :value="scope.row.teachingType" />
          </template>
        </el-table-column>
        <el-table-column label="课程简介" align="center" prop="courseBrief" />
        <el-table-column label="状态" align="center" prop="status">
          <template #default="scope">
            <dict-tag :options="resource_status" :value="scope.row.status" />
          </template>
        </el-table-column>
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
          <template #default="scope">
            <span @click="handleUpdate(scope.row)" style="color: #409EFF;cursor: pointer;"
              >修改</span>
            <el-divider direction="vertical"></el-divider>
            <span @click="updateJia(scope.row)" style="color: #409EFF;cursor: pointer;" >{{ scope.row.status == '2'?'下架':'上架' }}</span>
            <el-divider direction="vertical" v-if="scope.row.status !== '2'"></el-divider>
            <span @click="handleDelete(scope.row)" style="color: #409EFF;cursor: pointer;" v-if="scope.row.status !== '2'">删除</span>
          </template>
        </el-table-column>
      </el-table>

      <pagination v-show="total > 0" :total="total" v-model:page="queryParams.pageNum"
        v-model:limit="queryParams.pageSize" @pagination="getList" />
    </el-card>
    <!-- 添加或修改课程对话框 -->
    <el-dialog :title="dialog.title" v-model="dialog.visible" width="500px" append-to-body>
      <el-form ref="learningCourseFormRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="id" prop="id">
          <el-input v-model="form.id" placeholder="请输入id" />
        </el-form-item>
        <el-form-item label="课程名称" prop="courseName">
          <el-input v-model="form.courseName" placeholder="请输入课程名称" />
        </el-form-item>
        <el-form-item label="课程分类" prop="courseClassify">
          <el-select v-model="form.courseClassify" placeholder="请选择课程分类">
            <el-option v-for="dict in course_type" :key="dict.value" :label="dict.label"
              :value="dict.value"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="授课方式" prop="teachingType">
          <el-select v-model="form.teachingType" placeholder="请选择授课方式">
            <el-option v-for="dict in give_course_type" :key="dict.value" :label="dict.label"
              :value="dict.value"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="课程简介" prop="courseBrief">
          <el-input v-model="form.courseBrief" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="课程图片" prop="coursePic">
          <image-upload v-model="form.coursePic" />
        </el-form-item>
        <el-form-item label="状态" prop="status">
          <el-radio-group v-model="form.status">
            <el-radio v-for="dict in resource_status" :key="dict.value" :value="dict.value">{{ dict.label }}</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" placeholder="请输入备注" />
        </el-form-item>
        <el-form-item label="附件" prop="courseAttachment">
          <el-input v-model="form.courseAttachment" type="textarea" placeholder="请输入内容" />
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button :loading="buttonLoading" type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="LearningCourse" lang="ts">
import router from '@/router';
import { listLearningCourse, getLearningCourse, delLearningCourse, addLearningCourse, updateLearningCourse } from '@/api/study/lesson';
import {updateLessonJiaZi} from '@/api/study/resource';
import { LearningCourseVO, LearningCourseQuery, LearningCourseForm } from '@/api/study/lesson/types';

const { proxy } = getCurrentInstance() as ComponentInternalInstance;
const { course_type, give_course_type, resource_status,perform_work_type } = toRefs<any>(proxy?.useDict('course_type', 'give_course_type', 'resource_status','perform_work_type'));

const learningCourseList = ref<LearningCourseVO[]>([]);
const buttonLoading = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref<Array<string | number>>([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);

const updateJia = async (row)=>{
  row.status == '2'?row.status = '3':row.status = '2';
  const res = await updateLessonJiaZi(row);
  if(res.code == 200){
    proxy?.$modal.msgSuccess("操作成功");
  }else{
    proxy?.$modal.msgError(`操作失败：${res.msg}`);
  }
}
const queryFormRef = ref<ElFormInstance>();
const learningCourseFormRef = ref<ElFormInstance>();

const dialog = reactive<DialogOption>({
  visible: false,
  title: ''
});

const initFormData: LearningCourseForm = {
  id: undefined,
  courseName: undefined,
  courseClassify: undefined,
  teachingType: undefined,
  courseBrief: undefined,
  coursePic: undefined,
  status: undefined,
  remark: undefined,
  courseAttachment: undefined
}
const data = reactive<PageData<LearningCourseForm, LearningCourseQuery>>({
  form: { ...initFormData },
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    courseName: undefined,
    courseClassify: undefined,
    teachingType: undefined,
    status: undefined,
    courseAttachment: undefined,
    params: {
    }
  },
  rules: {
    id: [
      { required: true, message: "id不能为空", trigger: "blur" }
    ],
    courseName: [
      { required: true, message: "课程名称不能为空", trigger: "blur" }
    ],
    courseClassify: [
      { required: true, message: "课程分类不能为空", trigger: "change" }
    ],
    teachingType: [
      { required: true, message: "授课方式不能为空", trigger: "change" }
    ],
    courseBrief: [
      { required: true, message: "课程简介不能为空", trigger: "blur" }
    ],
    coursePic: [
      { required: true, message: "课程图片不能为空", trigger: "blur" }
    ],
    status: [
      { required: true, message: "状态不能为空", trigger: "change" }
    ],
    remark: [
      { required: true, message: "备注不能为空", trigger: "blur" }
    ],
    courseAttachment: [
      { required: true, message: "附件不能为空", trigger: "blur" }
    ]
  }
});

const jumpTodetail = (row?: LearningCourseVO)=>{
  const _id = row?.id;
  router.push({path:'/study/lessonManDetail',query:{id:_id}});
}
const { queryParams, form, rules } = toRefs(data);

/** 查询课程列表 */
const getList = async () => {
  loading.value = true;
  const res = await listLearningCourse(queryParams.value);
  learningCourseList.value = res.rows;
  total.value = res.total;
  loading.value = false;
}

/** 取消按钮 */
const cancel = () => {
  reset();
  dialog.visible = false;
}

/** 表单重置 */
const reset = () => {
  form.value = { ...initFormData };
  learningCourseFormRef.value?.resetFields();
}

/** 搜索按钮操作 */
const handleQuery = () => {
  queryParams.value.pageNum = 1;
  getList();
}

/** 重置按钮操作 */
const resetQuery = () => {
  queryFormRef.value?.resetFields();
  handleQuery();
}

/** 多选框选中数据 */
const handleSelectionChange = (selection: LearningCourseVO[]) => {
  ids.value = selection.map(item => item.id);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
const handleAdd = () => {
  router.push({path:'/study/lessonManDetail',query:{type:'add'}})
  // reset();
  // dialog.visible = true;
  // dialog.title = "添加课程";
}

/** 修改按钮操作 */
const handleUpdate = async (row?: LearningCourseVO) => {
  const _id = row?.id || ids.value[0];
  router.push({path:'/study/lessonManDetail',query:{id:_id,type:'edit'}})
  // reset();
  // const _id = row?.id || ids.value[0]
  // const res = await getLearningCourse(_id);
  // Object.assign(form.value, res.data);
  // dialog.visible = true;
  // dialog.title = "修改课程";
}

/** 提交按钮 */
const submitForm = () => {
  learningCourseFormRef.value?.validate(async (valid: boolean) => {
    if (valid) {
      buttonLoading.value = true;
      if (form.value.id) {
        await updateLearningCourse(form.value).finally(() => buttonLoading.value = false);
      } else {
        await addLearningCourse(form.value).finally(() => buttonLoading.value = false);
      }
      proxy?.$modal.msgSuccess("操作成功");
      dialog.visible = false;
      await getList();
    }
  });
}

/** 删除按钮操作 */
const handleDelete = async (row?: LearningCourseVO) => {
  const _ids = row?.id || ids.value;
  await proxy?.$modal.confirm('是否确认删除课程编号为"' + _ids + '"的数据项？').finally(() => loading.value = false);
  await delLearningCourse(_ids);
  proxy?.$modal.msgSuccess("删除成功");
  await getList();
}

/** 导出按钮操作 */
const handleExport = () => {
  proxy?.download('/zjk/learningCourse/export', {
    ...queryParams.value
  }, `learningCourse_${new Date().getTime()}.xlsx`)
}

onActivated(() => {
  getList();
});

onMounted(() => {
  getList();
});
</script>
