feat(doctorstation): 添加取消接诊功能

- 在医生工作站界面添加取消接诊按钮
- 实现取消接诊的前端处理逻辑和确认对话框
- 添加计算属性控制取消接诊按钮的禁用状态
- 完善后端取消接诊服务的安全性检查和异常处理
- 优化取消接诊时的业务数据验证流程
- 添加详细的错误提示和用户反馈机制

openhis-ui-vue3/src/views/doctorstation/index.vue

@@ -102,6 +102,7 @@
           </el-radio-group>
           <el-button type="primary" plain @click.stop="handleFinish(patientInfo.encounterId)" size="small">完诊</el-button>
           <el-button type="primary" plain @click.stop="handleLeave(patientInfo.encounterId)" size="small">暂离</el-button>
+          <el-button type="warning" plain :disabled="isCancelButtonDisabled" @click.stop="handleCancel(patientInfo.encounterId)" size="small">取消接诊</el-button>
           <el-button type="primary" plain :disabled="isRefundButtonDisabled" @click.stop="handleRefund(patientInfo.encounterId)" size="small">退费</el-button>
           <el-button type="primary" plain class="top-layer-btn" @click.stop="getEnPrescription(patientInfo.encounterId)" size="small">处方单</el-button>
           <el-button type="primary" plain class="top-layer-btn" :disabled="isHospitalizationButtonDisabled" @click.stop="handleHospitalizationClick()" size="small">办理住院</el-button>
@@ -193,6 +194,7 @@ import {
   getList,
   isHospitalization,
   leaveEncounter,
+  cancelEncounter,
 } from './components/api.js';
 import prescriptionlist from './components/prescription/prescriptionlist.vue';
 import RefundListDialog from './components/prescription/refundListDialog.vue';
@@ -282,6 +284,16 @@ const isHospitalizationButtonDisabled = computed(() => {
     patientInfo.value.encounterId === undefined;
 });
 
+// 计算属性：确定取消接诊按钮是否应被禁用
+const isCancelButtonDisabled = computed(() => {
+  return !patientInfo.value ||
+    typeof patientInfo.value !== 'object' ||
+    !patientInfo.value.encounterId ||
+    patientInfo.value.encounterId === '' ||
+    patientInfo.value.encounterId === null ||
+    patientInfo.value.encounterId === undefined;
+});
+
 // 计算属性：确定退费按钮是否应被禁用（与住院按钮使用相同的逻辑）
 const isRefundButtonDisabled = computed(() => {
   return !patientInfo.value ||
@@ -628,6 +640,34 @@ function handleLeave(encounterId) {
   });
 }
 
+function handleCancel(encounterId) {
+  if (!encounterId) {
+    ElMessage.warning('请先选择患者后再进行取消接诊操作');
+    return;
+  }
+  ElMessageBox.confirm('确定要取消接诊该患者吗？取消后患者将回到待诊状态。', '提示', {
+    confirmButtonText: '确定',
+    cancelButtonText: '取消',
+    type: 'warning'
+  }).then(() => {
+    cancelEncounter(encounterId).then((res) => {
+      if (res.code == 200) {
+        proxy.$modal.msgSuccess('取消接诊成功');
+        patientInfo.value = {};
+        getPatientList();
+        getWaitPatient();
+      } else {
+        proxy.$modal.msgError(res.msg || '取消接诊失败');
+      }
+    }).catch((error) => {
+      console.error('取消接诊失败:', error);
+      proxy.$modal.msgError('取消接诊失败');
+    });
+  }).catch(() => {
+    // 用户取消操作，不做处理
+  });
+}
+
 async function handleFinish(encounterId) {
   // 完诊前验证诊断信息
   try {