<template>
  <Dialog :title="dialogTitle" v-model="dialogVisible" width="600">
    <el-form
      ref="formRef"
      :model="formData"
      :rules="formRules"
      label-width="110px"
      v-loading="formLoading"
    >
      <el-form-item label="流程标识" prop="key">
        <el-input
          v-model="formData.key"
          placeholder="请输入流标标识"
          style="width: 330px"
          :disabled="!!formData.id"
        />
        <el-tooltip
          v-if="!formData.id"
          class="item"
          effect="light"
          content="新建后，流程标识不可修改！"
          placement="top"
        >
          <i style="padding-left: 5px" class="el-icon-question"></i>
        </el-tooltip>
        <el-tooltip v-else class="item" effect="light" content="流程标识不可修改！" placement="top">
          <i style="padding-left: 5px" class="el-icon-question"></i>
        </el-tooltip>
      </el-form-item>
      <el-form-item label="流程名称" prop="name">
        <el-input
          v-model="formData.name"
          placeholder="请输入流程名称"
          :disabled="!!formData.id"
          clearable
        />
      </el-form-item>
      <el-form-item v-if="formData.id" label="流程分类" prop="category">
        <el-select
          v-model="formData.category"
          placeholder="请选择流程分类"
          clearable
          style="width: 100%"
        >
          <el-option
            v-for="dict in getIntDictOptions(DICT_TYPE.BPM_MODEL_CATEGORY)"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="流程描述" prop="description">
        <el-input type="textarea" v-model="formData.description" clearable />
      </el-form-item>
      <div v-if="formData.id">
        <el-form-item label="表单类型" prop="formType">
          <el-radio-group v-model="formData.formType">
            <el-radio
              v-for="dict in getIntDictOptions(DICT_TYPE.BPM_MODEL_FORM_TYPE)"
              :key="dict.value"
              :label="dict.value"
            >
              {{ dict.label }}
            </el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item v-if="formData.formType === 10" label="流程表单" prop="formId">
          <el-select v-model="formData.formId" clearable style="width: 100%">
            <el-option
              v-for="form in formList"
              :key="form.id"
              :label="form.name"
              :value="form.id"
            />
          </el-select>
        </el-form-item>
        <el-form-item
          v-if="formData.formType === 20"
          label="表单提交路由"
          prop="formCustomCreatePath"
        >
          <el-input
            v-model="formData.formCustomCreatePath"
            placeholder="请输入表单提交路由"
            style="width: 330px"
          />
          <el-tooltip
            class="item"
            effect="light"
            content="自定义表单的提交路径，使用 Vue 的路由地址，例如说：bpm/oa/leave/create"
            placement="top"
          >
            <i style="padding-left: 5px" class="el-icon-question"></i>
          </el-tooltip>
        </el-form-item>
        <el-form-item
          v-if="formData.formType === 20"
          label="表单查看路由"
          prop="formCustomViewPath"
        >
          <el-input
            v-model="formData.formCustomViewPath"
            placeholder="请输入表单查看路由"
            style="width: 330px"
          />
          <el-tooltip
            class="item"
            effect="light"
            content="自定义表单的查看路径，使用 Vue 的路由地址，例如说：bpm/oa/leave/view"
            placement="top"
          >
            <i style="padding-left: 5px" class="el-icon-question"></i>
          </el-tooltip>
        </el-form-item>
      </div>
    </el-form>
    <template #footer>
      <el-button @click="submitForm" type="primary" :disabled="formLoading">确 定</el-button>
      <el-button @click="dialogVisible = false">取 消</el-button>
    </template>
  </Dialog>
</template>
<script setup lang="ts">
import { DICT_TYPE, getIntDictOptions } from '@/utils/dict'
import { ElMessageBox } from 'element-plus'
import * as ModelApi from '@/api/bpm/model'
import * as FormApi from '@/api/bpm/form'
const { t } = useI18n() // 国际化
const message = useMessage() // 消息弹窗

const dialogVisible = ref(false) // 弹窗的是否展示
const dialogTitle = ref('') // 弹窗的标题
const formLoading = ref(false) // 表单的加载中：1）修改时的数据加载；2）提交的按钮禁用
const formType = ref('') // 表单的类型：create - 新增；update - 修改
const formData = ref({
  formType: 10,
  name: '',
  category: undefined,
  description: '',
  formId: '',
  formCustomCreatePath: '',
  formCustomViewPath: ''
})
const formRules = reactive({
  category: [{ required: true, message: '参数分类不能为空', trigger: 'blur' }],
  name: [{ required: true, message: '参数名称不能为空', trigger: 'blur' }],
  key: [{ required: true, message: '参数键名不能为空', trigger: 'blur' }],
  value: [{ required: true, message: '参数键值不能为空', trigger: 'blur' }],
  visible: [{ required: true, message: '是否可见不能为空', trigger: 'blur' }]
})
const formRef = ref() // 表单 Ref
const formList = ref([]) // 流程表单的下拉框的数据

/** 打开弹窗 */
const open = async (type: string, id?: number) => {
  dialogVisible.value = true
  dialogTitle.value = t('action.' + type)
  formType.value = type
  resetForm()
  // 修改时，设置数据
  if (id) {
    formLoading.value = true
    try {
      formData.value = await ModelApi.getModel(id)
    } finally {
      formLoading.value = false
    }
  }
  // 获得流程表单的下拉框的数据
  formList.value = await FormApi.getSimpleFormList()
}
defineExpose({ open }) // 提供 open 方法，用于打开弹窗

/** 提交表单 */
const emit = defineEmits(['success']) // 定义 success 事件，用于操作成功后的回调
const submitForm = async () => {
  // 校验表单
  if (!formRef) return
  const valid = await formRef.value.validate()
  if (!valid) return
  // 提交请求
  formLoading.value = true
  try {
    const data = formData.value as unknown as ModelApi.ModelVO
    if (formType.value === 'create') {
      await ModelApi.createModel(data)
      // 提示，引导用户做后续的操作
      await ElMessageBox.alert(
        '<strong>新建模型成功！</strong>后续需要执行如下 4 个步骤：' +
          '<div>1. 点击【修改流程】按钮，配置流程的分类、表单信息</div>' +
          '<div>2. 点击【设计流程】按钮，绘制流程图</div>' +
          '<div>3. 点击【分配规则】按钮，设置每个用户任务的审批人</div>' +
          '<div>4. 点击【发布流程】按钮，完成流程的最终发布</div>' +
          '另外，每次流程修改后，都需要点击【发布流程】按钮，才能正式生效！！！',
        '重要提示',
        {
          dangerouslyUseHTMLString: true,
          type: 'success'
        }
      )
    } else {
      await ModelApi.updateModel(data)
      message.success(t('common.updateSuccess'))
    }
    dialogVisible.value = false
    // 发送操作成功的事件
    emit('success')
  } finally {
    formLoading.value = false
  }
}

/** 重置表单 */
const resetForm = () => {
  formData.value = {
    formType: 10,
    name: '',
    category: undefined,
    description: '',
    formId: '',
    formCustomCreatePath: '',
    formCustomViewPath: ''
  }
  formRef.value?.resetFields()
}
</script>
