逻辑修改

src/MilitaryTrainingManagement/Controllers/OrganizationsController.cs

@@ -70,8 +70,47 @@ public class OrganizationsController : BaseApiController
     [HttpDelete("{id}")]
     public async Task<IActionResult> Delete(int id)
     {
-        await _organizationService.DeleteAsync(id);
+        try
-        return NoContent();
+        {
+            await _organizationService.DeleteAsync(id);
+            return NoContent();
+        }
+        catch (ArgumentException ex)
+        {
+            return NotFound(new { message = ex.Message });
+        }
+        catch (InvalidOperationException ex)
+        {
+            return BadRequest(new { message = ex.Message });
+        }
+    }
+
+    /// <summary>
+    /// 获取组织关联的账户列表
+    /// </summary>
+    [HttpGet("{id}/accounts")]
+    public async Task<IActionResult> GetAccounts(int id)
+    {
+        var unit = await _organizationService.GetByIdAsync(id);
+        if (unit == null)
+        {
+            return NotFound(new { message = "组织不存在" });
+        }
+
+        var accounts = await _context.UserAccounts
+            .Where(u => u.OrganizationalUnitId == id)
+            .Select(u => new
+            {
+                u.Id,
+                u.Username,
+                u.DisplayName,
+                u.IsActive,
+                u.CreatedAt,
+                u.LastLoginAt
+            })
+            .ToListAsync();
+
+        return Ok(accounts);
     }
 
     /// <summary>
@@ -108,4 +147,24 @@ public class OrganizationsController : BaseApiController
 
         return Ok(new { message = "账户创建成功", username = account.Username });
     }
+
+    /// <summary>
+    /// 删除账户
+    /// </summary>
+    [HttpDelete("{organizationId}/accounts/{accountId}")]
+    public async Task<IActionResult> DeleteAccount(int organizationId, int accountId)
+    {
+        var account = await _context.UserAccounts
+            .FirstOrDefaultAsync(u => u.Id == accountId && u.OrganizationalUnitId == organizationId);
+
+        if (account == null)
+        {
+            return NotFound(new { message = "账户不存在" });
+        }
+
+        _context.UserAccounts.Remove(account);
+        await _context.SaveChangesAsync();
+
+        return Ok(new { message = "账户删除成功" });
+    }
 }

src/MilitaryTrainingManagement/Services/Implementations/OrganizationService.cs

@@ -135,6 +135,12 @@ public class OrganizationService : IOrganizationService
         if (unit.Children.Any())
             throw new InvalidOperationException("无法删除有下级单位的组织");
 
+        // 检查是否有关联的用户账户
+        var hasUsers = await _context.UserAccounts
+            .AnyAsync(u => u.OrganizationalUnitId == id);
+        if (hasUsers)
+            throw new InvalidOperationException("无法删除有关联用户的组织");
+
         _context.OrganizationalUnits.Remove(unit);
         await _context.SaveChangesAsync();
     }

src/frontend/src/api/organizations.ts

@@ -33,5 +33,14 @@ export const organizationsApi = {
 
   async createAccount(organizationId: number, accountData: { username: string; password: string }): Promise<void> {
     await apiClient.post(`/organizations/${organizationId}/accounts`, accountData)
+  },
+
+  async getAccounts(organizationId: number): Promise<any[]> {
+    const response = await apiClient.get<any[]>(`/organizations/${organizationId}/accounts`)
+    return response.data
+  },
+
+  async deleteAccount(organizationId: number, accountId: number): Promise<void> {
+    await apiClient.delete(`/organizations/${organizationId}/accounts/${accountId}`)
   }
 }

src/frontend/src/views/organizations/OrganizationList.vue

@@ -27,7 +27,7 @@
             {{ formatDate(row.createdAt) }}
           </template>
         </el-table-column>
-        <el-table-column label="操作" width="280" fixed="right">
+        <el-table-column label="操作" width="320" fixed="right">
           <template #default="{ row }">
             <el-button 
               v-if="row.level < 4" 
@@ -39,6 +39,7 @@
               添加{{ getChildLevelName(row.level) }}
             </el-button>
             <el-button type="warning" text size="small" @click="handleEdit(row)">编辑</el-button>
+            <el-button type="info" text size="small" @click="handleViewAccounts(row)">查看账号</el-button>
             <el-button type="success" text size="small" @click="handleCreateAccount(row)">创建账户</el-button>
             <el-button type="danger" text size="small" @click="handleDelete(row)">删除</el-button>
           </template>
@@ -80,6 +81,43 @@
         <el-button type="primary" :loading="savingAccount" @click="handleSaveAccount">创建</el-button>
       </template>
     </el-dialog>
+    
+    <!-- View Accounts Dialog -->
+    <el-dialog v-model="showAccountsDialog" title="组织账号列表" width="900px">
+      <div v-if="selectedOrg" style="margin-bottom: 16px;">
+        <el-tag type="info">{{ selectedOrg.name }}</el-tag>
+      </div>
+      <el-table :data="accounts" v-loading="loadingAccounts">
+        <el-table-column prop="username" label="用户名" min-width="120" />
+        <el-table-column prop="displayName" label="显示名称" min-width="140" />
+        <el-table-column prop="isActive" label="状态" width="80">
+          <template #default="{ row }">
+            <el-tag :type="row.isActive ? 'success' : 'danger'" size="small">
+              {{ row.isActive ? '激活' : '禁用' }}
+            </el-tag>
+          </template>
+        </el-table-column>
+        <el-table-column prop="createdAt" label="创建时间" min-width="160">
+          <template #default="{ row }">
+            {{ formatDate(row.createdAt) }}
+          </template>
+        </el-table-column>
+        <el-table-column prop="lastLoginAt" label="最后登录" min-width="160">
+          <template #default="{ row }">
+            {{ row.lastLoginAt ? formatDate(row.lastLoginAt) : '从未登录' }}
+          </template>
+        </el-table-column>
+        <el-table-column label="操作" width="80" fixed="right">
+          <template #default="{ row }">
+            <el-button type="danger" text size="small" @click="handleDeleteAccount(row)">删除</el-button>
+          </template>
+        </el-table-column>
+      </el-table>
+      <el-empty v-if="!loadingAccounts && accounts.length === 0" description="该组织暂无账号" />
+      <template #footer>
+        <el-button @click="showAccountsDialog = false">关闭</el-button>
+      </template>
+    </el-dialog>
   </div>
 </template>
 
@@ -94,11 +132,14 @@ import { OrganizationalLevel } from '@/types'
 const organizations = ref<OrganizationalUnit[]>([])
 const showCreateDialog = ref(false)
 const showAccountDialog = ref(false)
+const showAccountsDialog = ref(false)
 const editingOrg = ref<OrganizationalUnit | null>(null)
 const parentOrg = ref<OrganizationalUnit | null>(null)
 const selectedOrg = ref<OrganizationalUnit | null>(null)
 const saving = ref(false)
 const savingAccount = ref(false)
+const loadingAccounts = ref(false)
+const accounts = ref<any[]>([])
 const formRef = ref<FormInstance>()
 const accountFormRef = ref<FormInstance>()
 
@@ -204,6 +245,37 @@ function handleCreateAccount(org: OrganizationalUnit) {
   showAccountDialog.value = true
 }
 
+async function handleViewAccounts(org: OrganizationalUnit) {
+  selectedOrg.value = org
+  showAccountsDialog.value = true
+  loadingAccounts.value = true
+  try {
+    accounts.value = await organizationsApi.getAccounts(org.id)
+  } catch {
+    ElMessage.error('加载账号列表失败')
+  } finally {
+    loadingAccounts.value = false
+  }
+}
+
+async function handleDeleteAccount(account: any) {
+  if (!selectedOrg.value) return
+  
+  try {
+    await ElMessageBox.confirm(`确定要删除账号 "${account.username}" 吗？`, '确认删除', {
+      type: 'warning'
+    })
+    await organizationsApi.deleteAccount(selectedOrg.value.id, account.id)
+    ElMessage.success('账号删除成功')
+    // 重新加载账号列表
+    await handleViewAccounts(selectedOrg.value)
+  } catch (error: any) {
+    if (error !== 'cancel') {
+      ElMessage.error('删除账号失败')
+    }
+  }
+}
+
 async function handleDelete(org: OrganizationalUnit) {
   try {
     await ElMessageBox.confirm('确定要删除该组织吗？', '确认删除', {