<template>
  <div class="p-4 bg-gray-50">
    <div class="max-w-4xl mx-auto">
      <!-- 顶部按钮区域 -->
      <el-card class="mb-4 rounded-lg shadow-sm bg-white border border-gray-100 transition-all hover:shadow-md">
        <approvalButton
          @submitForm="submitForm"
          @approvalVerifyOpen="approvalVerifyOpen"
          @handleApprovalRecord="handleApprovalRecord"
          :buttonLoading="buttonLoading"
          :id="form.id"
          :status="form.status"
          :pageType="routeParams.type"
        />
      </el-card>
      <!-- 表单区域 -->
      <el-card class="rounded-lg shadow-sm bg-white border border-gray-100 transition-all hover:shadow-md overflow-hidden">
        <div class="p-4 bg-gradient-to-r from-blue-50 to-indigo-50 border-b border-gray-100">
          <h3 class="text-lg font-semibold text-gray-800">专业互提资料</h3>
        </div>
        <div class="p-6">
          <div class="appWidth mx-auto bg-white rounded-xl shadow-sm overflow-hidden transition-all duration-300 hover:shadow-md">
            <!-- 主表单：基础信息校验 -->
            <el-form :disabled="disableAll" ref="mainFormRef" :model="form" :rules="mainRules" label-width="120px" class="p-6">
              <!-- 基本信息区域 -->
              <div class="bg-blue-50 p-4 rounded-lg mb-6">
                <h3 class="text-lg font-semibold text-blue-700 mb-4">基本信息</h3>
                <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                  <el-form-item label="提资人" class="mb-4">
                    <el-input placeholder="请输入提资人" disabled v-model="userInfo.nickName" autocomplete="off" />
                  </el-form-item>
                  <el-form-item label="专业" prop="user_major" class="mb-4">
                    <el-select v-model="form.user_major" placeholder="请选择专业" class="transition-all duration-300 border-gray-300">
                      <el-option v-for="item in des_user_major" :key="item.userMajor" :label="item.userMajorName" :value="item.userMajor" />
                    </el-select>
                  </el-form-item>
                  <el-form-item label="电话" prop="phone" class="mb-4">
                    <el-input placeholder="请输入电话" v-model="form.phone" autocomplete="off" />
                  </el-form-item>
                  <el-form-item label="邮箱" prop="email" class="mb-4">
                    <el-input placeholder="请输入邮箱" v-model="form.email" autocomplete="off" />
                  </el-form-item>
                </div>
              </div>
              <!-- 资料文件区域：单独表单校验 -->
              <div class="mb-6">
                <div class="flex items-center justify-between mb-4">
                  <h3 class="text-lg font-semibold text-blue-700">资料文件清单</h3>
                  <el-button type="primary" size="small" @click="addDocumentItem" icon="Plus"> 添加资料 </el-button>
                </div>
                <el-form :disabled="disableAll" ref="documentsFormRef" :model="form" class="space-y-4" label-width="120px">
                  <div
                    v-for="(item, index) in form.documents"
                    :key="item.id"
                    class="bg-gray-50 p-4 rounded-lg transition-all duration-200 hover:shadow-sm"
                  >
                    <div class="flex justify-between items-start mb-2">
                      <span class="text-sm font-medium text-gray-600">资料 {{ index + 1 }}</span>
                      <el-button
                        type="text"
                        size="small"
                        text-color="#ff4d4f"
                        @click="removeDocumentItem(index)"
                        icon="el-icon-delete"
                        v-if="form.documents.length > 1"
                      >
                        删除
                      </el-button>
                    </div>
                    <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                      <!-- 资料名称：补充验证规则 -->
                      <el-form-item
                        label="资料名称"
                        :prop="`documents.${index}.volumeCatalogId`"
                        :rules="[
                          { required: true, message: '请选择资料名称', trigger: 'change' },
                          { required: true, message: '请选择资料名称', trigger: 'blur' }
                        ]"
                        class="mb-4"
                      >
                        <el-select
                          id="projectSelect"
                          v-model="item.volumeCatalogId"
                          placeholder="请选择资料"
                          clearable
                          filterable
                          @change="handleSelect($event, item)"
                          style="width: 100%"
                        >
                          <el-option
                            v-for="project in volumeCatalogList"
                            :key="project.design"
                            :label="project.documentName"
                            :value="project.design"
                          />
                        </el-select>
                      </el-form-item>
                      <el-form-item label="备注" :prop="`documents.${index}.remark`" class="mb-4">
                        <el-input placeholder="请输入备注" v-model="item.remark" autocomplete="off" />
                      </el-form-item>
                    </div>
                  </div>
                </el-form>
              </div>
            </el-form>
          </div>
        </div>
      </el-card>

      <!-- 提交验证组件 -->
      <submitVerify ref="submitVerifyRef" :task-variables="taskVariables" @submit-callback="submitCallback" />
      <!-- 审批记录组件 -->
      <approvalRecord ref="approvalRecordRef"></approvalRecord>
      <!-- 流程选择对话框 -->
      <el-dialog
        draggable
        v-model="dialogVisible.visible"
        :title="dialogVisible.title"
        :before-close="handleClose"
        width="500"
        class="rounded-lg shadow-lg"
      >
        <div class="p-4">
          <p class="text-gray-600 mb-4">请选择要启动的流程：</p>
          <el-select v-model="flowCode" placeholder="请选择流程" style="width: 100%">
            <el-option v-for="item in flowCodeOptions" :key="item.value" :label="item.label" :value="item.value" />
          </el-select>
        </div>
        <template #footer>
          <div class="dialog-footer p-4 border-t border-gray-100 flex justify-end space-x-3">
            <el-button @click="handleClose" class="px-4 py-2 border border-gray-300 rounded-md text-gray-700 hover:bg-gray-50 transition-colors"
              >取消</el-button
            >
            <el-button type="primary" @click="submitFlow()" class="px-4 py-2 bg-primary text-white rounded-md hover:bg-primary/90 transition-colors"
              >确认</el-button
            >
          </div>
        </template>
      </el-dialog>
    </div>
  </div>
</template>

<script setup name="Leave" lang="ts">
import { LeaveForm } from '@/api/workflow/leave/types';
import { startWorkFlow } from '@/api/workflow/task';
import SubmitVerify from '@/components/Process/submitVerify.vue';
import ApprovalRecord from '@/components/Process/approvalRecord.vue';
import ApprovalButton from '@/components/Process/approvalButton.vue';
import { StartProcessBo } from '@/api/workflow/workflowCommon/types';
import { ComponentInternalInstance, nextTick, ref, reactive, computed, toRefs, onMounted } from 'vue';
import { useUserStoreHook } from '@/store/modules/user';
import { systemUserList } from '@/api/design/appointment';
import { extractBatch, extractDetail, extractUserMajor } from '@/api/design/Professional';
import { listVolumeCatalog } from '@/api/design/volumeCatalog';
import { catalogList } from '@/api/design/designChange';
import { getUser } from '@/api/system/user';
import { ElFormInstance, ElMessage } from 'element-plus';

// 类型定义
interface DialogOption {
  visible: boolean;
  title: string;
}

interface DocumentItem {
  id: number;
  catalogueName: string;
  remark: string;
  volumeCatalogId: string;
  num?: number;
}

interface FormData {
  projectId: string | undefined;
  userId: string;
  user_major: string;
  phone: string;
  email: string;
  id: string;
  status: string;
  documents: DocumentItem[];
}

// 获取组件实例
const { proxy } = getCurrentInstance() as ComponentInternalInstance;
// 用户状态管理
const userStore = useUserStoreHook();
const currentProject = computed(() => userStore.selectedProject);
const userId = computed(() => userStore.userId);

// 基础数据
const userInfo = ref({
  nickName: '',
  email: '',
  phonenumber: '',
  userId: ''
});
// const { des_user_major } = toRefs<any>(proxy?.useDict('des_user_major'));
const des_user_major = ref([]);
const buttonLoading = ref(false);
const loading = ref(true);
const disableAll = ref(false);
const volumeCatalogList = ref([]);
const volumeMap = new Map();
const routeParams = ref<Record<string, any>>({});

// 流程相关
const flowCodeOptions = [
  {
    value: currentProject.value?.id + '_extract',
    label: '互提资料清单'
  }
];
const flowCode = ref<string>('');
const status = ref<string>('');
const dialogVisible = reactive<DialogOption>({
  visible: false,
  title: '流程定义'
});

// 组件引用
const submitVerifyRef = ref<InstanceType<typeof SubmitVerify>>();
const approvalRecordRef = ref<InstanceType<typeof ApprovalRecord>>();
const mainFormRef = ref<ElFormInstance>(); // 主表单引用
const documentsFormRef = ref<ElFormInstance>(); // 资料列表表单引用

// 表单数据
const form = reactive<FormData>({
  projectId: currentProject.value?.id,
  userId: '',
  user_major: '',
  phone: '',
  email: '',
  id: '',
  status: '',
  documents: [
    {
      id: Date.now(),
      catalogueName: '',
      remark: '',
      volumeCatalogId: ''
    }
  ]
});

// 主表单验证规则
const mainRules = reactive({
  userId: [{ required: true, message: '请输入收资人', trigger: 'blur' }],
  user_major: [{ required: true, message: '请选择专业', trigger: 'change' }],
  phone: [
    { required: true, message: '请输入电话', trigger: 'blur' },
    { pattern: /^1[3-9]\d{9}$/, message: '请输入正确的手机号码', trigger: 'blur' }
  ],
  email: [
    { required: true, message: '请输入邮箱', trigger: 'blur' },
    { type: 'email', message: '请输入正确的邮箱格式', trigger: 'blur' }
  ]
});

// 用户列表相关
const userList = ref([]);
const userMap = new Map();
// 流程提交数据
const submitFormData = ref<StartProcessBo>({
  businessId: '',
  flowCode: '',
  variables: {}
});
const taskVariables = ref<Record<string, any>>({});

/** 表单重置 */
const reset = () => {
  mainFormRef.value?.resetFields();
  documentsFormRef.value?.resetFields();
  // 重置资料列表，保留一个空项
  form.documents = [
    {
      id: Date.now(),
      catalogueName: '',
      remark: '',
      volumeCatalogId: ''
    }
  ];
};

/** 添加资料项 */
const addDocumentItem = () => {
  form.documents.push({
    id: Date.now(),
    catalogueName: '',
    remark: '',
    volumeCatalogId: ''
  });
};

/** 删除资料项 */
const removeDocumentItem = (index: number) => {
  form.documents.splice(index, 1);
};

/** 关闭流程选择对话框 */
const handleClose = () => {
  dialogVisible.visible = false;
  flowCode.value = '';
  buttonLoading.value = false;
};

/** 提交表单（主逻辑） */
const submitForm = (status1: string) => {
  status.value = status1;
  buttonLoading.value = true;

  // 1. 校验主表单（基础信息）
  mainFormRef.value?.validate(async (mainValid) => {
    if (!mainValid) {
      proxy?.$modal.msgError('请完善基础必填信息');
      buttonLoading.value = false;
      return;
    }

    // 2. 校验资料列表表单（资料名称）
    documentsFormRef.value?.validate(async (docsValid) => {
      if (!docsValid) {
        proxy?.$modal.msgError('请完善所有资料的“资料名称”');
        buttonLoading.value = false;
        return;
      }

      // 3. 表单校验通过，处理资料序号
      form.documents.map((item, i) => {
        item.num = i + 1;
      });

      // 4. 提交数据到后端
      const body = {
        desExtractBo: {
          projectId: currentProject.value?.id,
          userId: form.userId,
          userMajor: form.user_major,
          id: form.id,
          phone: form.phone,
          email: form.email,
          userName: userMap.get(form.userId)
        },
        catalogueList: form.documents
      };

      try {
        const res = await extractBatch(body);
        if (res.code === 200) {
          form.id = res.data;
          await submit(status.value, form); // 执行暂存/提交流程
        } else {
          ElMessage.error(res.msg);
        }
      } catch (err) {
        ElMessage.error('提交失败，请重试');
      } finally {
        buttonLoading.value = false;
      }
    });
  });
};

/** 提交流程选择 */
const submitFlow = async () => {
  await handleStartWorkFlow(form);
  dialogVisible.visible = false;
};

/** 启动工作流 */
const handleStartWorkFlow = async (data: LeaveForm) => {
  try {
    submitFormData.value.flowCode = flowCode.value;
    submitFormData.value.businessId = data.id;
    // 流程变量配置
    taskVariables.value = {
      userList: ['1', '3', '4']
    };
    submitFormData.value.variables = taskVariables.value;

    const resp = await startWorkFlow(submitFormData.value);
    if (submitVerifyRef.value) {
      submitVerifyRef.value.openDialog(resp.data.taskId);
    }
  } catch (err) {
    ElMessage.error('启动流程失败');
  } finally {
    buttonLoading.value = false;
  }
};

/** 打开审批记录 */
const handleApprovalRecord = () => {
  approvalRecordRef.value?.init(form.id);
};

/** 提交回调：关闭页面返回上一级 */
const submitCallback = async () => {
  await proxy.$tab.closePage(proxy.$route);
  proxy.$router.go(-1);
};

/** 打开审批验证弹窗 */
const approvalVerifyOpen = async () => {
  submitVerifyRef.value?.openDialog(routeParams.value.taskId);
};

/** 暂存/提交分支逻辑 */
const submit = async (status: string, data: FormData) => {
  if (status === 'draft') {
    proxy?.$modal.msgSuccess('暂存成功');
    await proxy.$tab.closePage(proxy.$route);
    proxy.$router.go(-1);
  } else {
    // 新增/草稿状态下，默认选择第一个流程并弹窗
    if ((data.status === 'draft' && !flowCode.value) || routeParams.value.type === 'add') {
      flowCode.value = flowCodeOptions[0].value;
      dialogVisible.visible = true;
      return;
    }
    // 已有流程时默认填充占位值
    if (!flowCode.value) {
      flowCode.value = 'xx';
    }
    await handleStartWorkFlow(data);
  }
};

/** 获取部门用户列表 */
const getDeptAllUser = async (deptId: any) => {
  try {
    const res = await systemUserList({ deptId });
    userList.value = res.rows;
    userList.value.forEach((user) => {
      userMap.set(user.userId, user.nickName);
    });
  } catch (err) {
    ElMessage.error('获取用户列表失败');
  }
};
// 获取专业
const getMajor = async () => {
  let res = await extractUserMajor({ userId: userId.value, projectId: currentProject.value?.id });
  if (res.code == 200) {
    des_user_major.value = res.data;
    if (res.data.length > 0) {
      form.user_major = res.data[0].userMajor;
    }
  }
};
/** 回显表单数据（编辑/查看/审批场景） */
const byProjectIdAll = async () => {
  loading.value = true;
  try {
    const res = await extractDetail(routeParams.value.id);
    if (res.code === 200 && res.data) {
      const data = res.data;
      // 回显基础信息
      form.userId = data.userId || '';
      form.user_major = data.userMajor || '';
      form.phone = data.phone || '';
      form.email = data.email || '';
      form.id = data.id || '';
      form.status = data.status || '';

      // 非草稿状态禁用表单
      if (data.status !== 'draft') {
        disableAll.value = true;
      }

      // 回显资料列表
      if (data.catalogueList && data.catalogueList.length > 0) {
        form.documents = data.catalogueList.map((item: any, index: number) => ({
          id: item.id || Date.now() + index,
          catalogueName: item.catalogueName || '',
          remark: item.remark || '',
          volumeCatalogId: item.volumeCatalogId || ''
        }));
      } else {
        form.documents = [
          {
            id: Date.now(),
            catalogueName: '',
            remark: '',
            volumeCatalogId: ''
          }
        ];
      }
    }
  } catch (err) {
    ElMessage.error('获取表单数据失败');
  } finally {
    loading.value = false;
    buttonLoading.value = false;
  }
};

/** 获取当前用户详情 */
const getUserDetail = async () => {
  try {
    const res = await getUser(userId.value);
    userInfo.value = res.data.user;
    form.userId = userInfo.value.userId;
    form.phone = userInfo.value.phonenumber;
    form.email = userInfo.value.email;
  } catch (err) {
    ElMessage.error('获取用户信息失败');
  }
};

/** 获取卷册目录列表 */
const getList = async () => {
  try {
    const res = await catalogList(currentProject.value?.id);
    volumeCatalogList.value = res.data;
    volumeCatalogList.value.forEach((e) => {
      volumeMap.set(e.design, e);
    });
  } catch (err) {
    ElMessage.error('获取卷册目录失败');
  }
};

/** 选择资料名称后回显目录名称 */
const handleSelect = (val: string, item: DocumentItem) => {
  item.catalogueName = volumeMap.get(val)?.documentName || '';
};

/** 页面挂载初始化 */
onMounted(() => {
  nextTick(async () => {
    routeParams.value = proxy.$route.query;
    reset();
    loading.value = false;

    // 初始化基础数据
    await getList();
    await getUserDetail();

    // 编辑/查看/审批场景：加载已有数据
    const { type } = routeParams.value;
    await getMajor();
    if (type === 'update' || type === 'view' || type === 'approval') {
      await getDeptAllUser(userStore.deptId);
      await byProjectIdAll();
    } else {
      await getDeptAllUser(userStore.deptId);
    }
  });
});
</script>

<style scoped lang="scss">
/* 全局变量 */
:root {
  --primary: #409eff;
  --primary-light: #66b1ff;
  --primary-dark: #3a8ee6;
  --success: #67c23a;
  --warning: #e6a23c;
  --danger: #f56c6c;
  --info: #909399;
}

/* 表单样式优化 */
.el-form-item {
  .el-form-item__label {
    color: #606266;
    font-weight: 500;
  }

  .el-input__inner,
  .el-select .el-input__inner {
    border-radius: 4px;
    transition:
      border-color 0.2s,
      box-shadow 0.2s;

    &:focus {
      border-color: var(--primary-light);
      box-shadow: 0 0 0 2px rgba(64, 158, 255, 0.1);
    }
  }

  .el-textarea__inner {
    border-radius: 4px;
    transition:
      border-color 0.2s,
      box-shadow 0.2s;

    &:focus {
      border-color: var(--primary-light);
      box-shadow: 0 0 0 2px rgba(64, 158, 255, 0.1);
    }
  }
}

/* 按钮样式优化 */
.el-button {
  border-radius: 4px;
  transition: all 0.2s;

  &.is-primary {
    background-color: var(--primary);
    border-color: var(--primary);

    &:hover {
      background-color: var(--primary-light);
      border-color: var(--primary-light);
    }

    &:active {
      background-color: var(--primary-dark);
      border-color: var(--primary-dark);
    }
  }

  &.is-text {
    color: var(--primary);

    &:hover {
      color: var(--primary-light);
      background-color: rgba(64, 158, 255, 0.05);
    }
  }
}

/* 卡片样式优化 */
.el-card {
  transition: all 0.3s ease;
}

/* 对话框样式优化 */
.el-dialog {
  .el-dialog__header {
    background-color: #f5f7fa;
    border-bottom: 1px solid #ebeef5;
    padding: 15px 20px;
  }

  .el-dialog__title {
    font-size: 16px;
    font-weight: 600;
    color: #303133;
  }

  .el-dialog__footer {
    padding: 15px 20px;
    border-top: 1px solid #ebeef5;
  }
}
</style>
