实现连接配置的导入/导出功能

2025-04-15 08:27:42 +08:00
parent fa27d40eb2
commit b58f5da52b
8 changed files with 762 additions and 28 deletions
@@ -86,7 +86,15 @@
    "test": {
        "success": "Connection test successful!",
        "failed": "Connection test failed: {error}"
-    }
+    },
+    "exportConnections": "Export Connections",
+    "importConnections": "Import Connections",
+    "exportError": "Failed to export connections: {message}",
+    "importError": "Failed to import connections: {message}",
+    "importErrorFileType": "Invalid file type. Please select a JSON file.",
+    "importErrorUnknown": "Unknown import error occurred.",
+    "importErrorNetwork": "Network error during import.",
+    "importSuccess": "Import completed. Successful: {successCount}, Failed: {failureCount}."
  },
  "proxies": {
    "title": "Proxy Management",
@@ -86,7 +86,15 @@
    "test": {
        "success": "连接测试成功！",
        "failed": "连接测试失败: {error}"
-    }
+    },
+    "exportConnections": "导出连接",
+    "importConnections": "导入连接",
+    "exportError": "导出连接失败: {message}",
+    "importError": "导入连接失败: {message}",
+    "importErrorFileType": "文件类型无效。请选择 JSON 文件。",
+    "importErrorUnknown": "发生未知导入错误。",
+    "importErrorNetwork": "导入过程中发生网络错误。",
+    "importSuccess": "导入完成。成功: {successCount}, 失败: {failureCount}."
  },
  "proxies": {
    "title": "代理管理",
@@ -62,6 +62,143 @@ const closeForm = () => {
    editingConnection.value = null; // 清除编辑状态
    showForm.value = false;
 };
+
+// 新增：处理导出连接按钮点击事件
+const handleExportConnections = async () => {
+    try {
+        // 调用后端导出 API
+        const response = await fetch('/api/v1/connections/export', {
+            method: 'GET',
+            headers: {
+                // 如果需要认证，可能需要添加 Authorization 头
+                // 'Authorization': `Bearer ${token}`, // 示例
+                'Accept': 'application/json',
+            },
+        });
+
+        if (!response.ok) {
+            // 处理错误响应
+            const errorData = await response.json();
+            console.error('导出连接失败:', errorData.message || response.statusText);
+            alert(t('connections.exportError', { message: errorData.message || response.statusText })); // 提示用户错误
+            return;
+        }
+
+        // 获取文件名 (从 Content-Disposition 头)
+        const disposition = response.headers.get('Content-Disposition');
+        let filename = 'nexus-terminal-connections.json'; // 默认文件名
+        if (disposition && disposition.includes('attachment')) {
+            const filenameRegex = /filename[^;=\n]*=((['"]).*?\2|[^;\n]*)/;
+            const matches = filenameRegex.exec(disposition);
+            if (matches != null && matches[1]) {
+                filename = matches[1].replace(/['"]/g, '');
+            }
+        }
+
+        // 创建 Blob 对象并触发下载
+        const blob = await response.blob();
+        const url = window.URL.createObjectURL(blob);
+        const a = document.createElement('a');
+        a.href = url;
+        a.download = filename;
+        document.body.appendChild(a); // 需要添加到 DOM 才能触发点击
+        a.click();
+        a.remove(); // 清理
+        window.URL.revokeObjectURL(url); // 释放对象 URL
+
+    } catch (error: any) {
+        console.error('导出连接时发生网络或处理错误:', error);
+        alert(t('connections.exportError', { message: error.message || '未知错误' }));
+    }
+};
+
+// --- Import/Export Logic ---
+const fileInput = ref<HTMLInputElement | null>(null); // Ref for the hidden file input
+
+// 点击导入按钮时触发文件选择
+const handleImportClick = () => {
+    fileInput.value?.click(); // 触发隐藏 input 的点击事件
+};
+
+// 处理文件选择变化
+const handleFileChange = async (event: Event) => {
+    const target = event.target as HTMLInputElement;
+    const file = target.files?.[0];
+
+    if (!file) {
+        return; // 没有选择文件
+    }
+
+    if (file.type !== 'application/json') {
+        alert(t('connections.importErrorFileType')); // 提示文件类型错误
+        target.value = ''; // 清空文件输入，以便可以再次选择相同文件
+        return;
+    }
+
+    const formData = new FormData();
+    formData.append('connectionsFile', file); // 'connectionsFile' 必须与后端 multer 配置匹配
+
+    try {
+        const response = await fetch('/api/v1/connections/import', {
+            method: 'POST',
+            body: formData,
+            headers: {
+                // 不需要 'Content-Type': 'multipart/form-data'，浏览器会自动设置
+                // 如果需要认证，添加 Authorization 头
+                'Accept': 'application/json', // 期望服务器返回 JSON
+            },
+        });
+
+        // 首先检查响应是否成功
+        if (!response.ok) {
+            let errorMsg = `${response.status} ${response.statusText}`;
+            try {
+                // 尝试解析可能的 JSON 错误体
+                const errorResult = await response.json();
+                console.error('导入连接失败 (JSON):', errorResult.message || response.statusText, errorResult.errors);
+                errorMsg = errorResult.message || errorMsg;
+                if (errorResult.errors && Array.isArray(errorResult.errors)) {
+                     errorMsg += '\n' + errorResult.errors.map((e: any) => `- ${e.connectionName || '未知'}: ${e.message}`).join('\n');
+                }
+            } catch (jsonError) {
+                // 如果解析 JSON 失败，尝试读取文本
+                try {
+                    const textError = await response.text();
+                    console.error('导入连接失败 (Text):', textError);
+                    // 如果文本错误信息不为空，则使用它，否则保留状态码/文本
+                    if (textError) {
+                        errorMsg = textError.substring(0, 500); // 限制长度避免过长的 HTML 错误页
+                    }
+                } catch (textReadError) {
+                    console.error('读取错误响应文本失败:', textReadError);
+                    // 保留原始的状态码/文本错误
+                }
+            }
+            alert(t('connections.importError', { message: errorMsg }));
+        } else {
+            // 响应成功，解析 JSON
+            try {
+                const result = await response.json();
+                console.log('导入连接成功:', result);
+                alert(t('connections.importSuccess', { successCount: result.successCount, failureCount: result.failureCount }));
+                // 导入成功后刷新连接列表
+                connectionsStore.fetchConnections();
+            } catch (jsonParseError: any) {
+                 console.error('解析成功响应 JSON 时出错:', jsonParseError);
+                 alert(t('connections.importError', { message: `无法解析服务器成功响应: ${jsonParseError.message}` }));
+            }
+        }
+
+    } catch (error: any) {
+        console.error('导入连接时发生网络或处理错误:', error);
+        alert(t('connections.importError', { message: error.message || t('connections.importErrorNetwork') }));
+    } finally {
+        // 无论成功或失败，都清空文件输入框的值，以便用户可以重新上传相同的文件
+        if (target) {
+            target.value = '';
+        }
+    }
+};
 </script>

 <template>
@@ -69,7 +206,12 @@ const closeForm = () => {
    <h2>{{ t('connections.title') }}</h2>

    <div class="actions-bar">
-        <button @click="openAddForm" v-if="!showForm">{{ t('connections.addConnection') }}</button>
+        <div> <!-- Wrap buttons -->
+            <button @click="openAddForm" v-if="!showForm" style="margin-right: 0.5rem;">{{ t('connections.addConnection') }}</button>
+            <button @click="handleExportConnections" style="margin-right: 0.5rem;">{{ t('connections.exportConnections') }}</button> <!-- Export Button -->
+            <button @click="handleImportClick">{{ t('connections.importConnections') }}</button> <!-- Import Button -->
+            <input type="file" ref="fileInput" @change="handleFileChange" accept=".json" style="display: none;" /> <!-- Hidden File Input -->
+        </div>
        <!-- 标签筛选下拉框 -->
        <select v-model="selectedTagId" class="tag-filter-select">
            <option :value="null">{{ t('connections.filterAllTags') }}</option>