diff --git a/api.py b/api.py
new file mode 100644
index 0000000..0cdd625
--- /dev/null
+++ b/api.py
@@ -0,0 +1,75 @@
+from flask import Flask, jsonify
+import sqlite3
+from datetime import datetime
+
+# 创建Flask蓝图
+api_bp = Flask(__name__)
+
+# 连接数据库的辅助函数
+def get_db_connection():
+    conn = sqlite3.connect('car_info.db')
+    conn.row_factory = sqlite3.Row  # 使返回的数据可以通过列名访问
+    return conn
+
+# API函数1: 返回所有的参数信息
+@api_bp.route('/api/parameters', methods=['GET'])
+def get_all_parameters():
+    try:
+        # 连接数据库
+        conn = get_db_connection()
+        cursor = conn.cursor()
+        
+        # 查询所有参数配置记录
+        cursor.execute("""
+            SELECT id, param1, param2, param3, param4, param5, update_time 
+            FROM parameter_config 
+            ORDER BY update_time DESC
+        """)
+        
+        # 获取所有查询结果
+        rows = cursor.fetchall()
+        
+        # 关闭数据库连接
+        conn.close()
+        
+        # 如果没有查询到数据
+        if not rows:
+            return jsonify({
+                'success': False,
+                'error': '未找到参数配置记录',
+                'data': []
+            }), 404
+        
+        # 格式化查询结果
+        parameters_list = []
+        for row in rows:
+            parameters_list.append({
+                'id': row['id'],
+                'param1': row['param1'],
+                'param2': row['param2'],
+                'param3': row['param3'],
+                'param4': row['param4'],
+                'param5': row['param5'],
+                'update_time': row['update_time']
+            })
+        
+        # 返回JSON格式的参数信息
+        return jsonify({
+            'success': True,
+            'message': '参数信息获取成功',
+            'data': parameters_list,
+            'total': len(parameters_list)
+        }), 200
+        
+    except Exception as e:
+        # 处理异常情况
+        return jsonify({
+            'success': False,
+            'error': f'获取参数信息失败: {str(e)}',
+            'data': []
+        }), 500
+
+# 如果直接运行此文件（用于测试）
+if __name__ == '__main__':
+    # 在生产环境中不应使用debug=True
+    api_bp.run(debug=True)
\ No newline at end of file
diff --git a/app.py b/app.py
index 98d25ba..1592485 100644
--- a/app.py
+++ b/app.py
@@ -6,12 +6,16 @@ import random
 
 # 导入用户模块
 from user import bp as user_bp, init_user_db
+# 导入API模块
+from api import api_bp
 
 app = Flask(__name__)
 app.secret_key = 'your_secret_key'  # 生产环境中应该使用更安全的密钥
 
 # 注册用户蓝图
 app.register_blueprint(user_bp)
+# 注册API蓝图
+app.register_blueprint(api_bp)
 
 # 确保模板文件夹存在
 templates_dir = os.path.join(os.path.dirname(__file__), 'templates')
diff --git a/car_info.db b/car_info.db
index f682b69..69db6b2 100644
Binary files a/car_info.db and b/car_info.db differ
diff --git a/static/js/utils.js b/static/js/utils.js
new file mode 100644
index 0000000..efee893
--- /dev/null
+++ b/static/js/utils.js
@@ -0,0 +1,214 @@
+// 通用工具函数
+
+/**
+ * 显示模态框
+ * @param {string} modalId - 模态框的ID
+ */
+function showModal(modalId) {
+    const modal = document.getElementById(modalId);
+    if (modal) {
+        modal.classList.remove('hidden');
+    }
+}
+
+/**
+ * 关闭模态框
+ * @param {string} modalId - 模态框的ID
+ */
+function closeModal(modalId) {
+    const modal = document.getElementById(modalId);
+    if (modal) {
+        modal.classList.add('hidden');
+    }
+}
+
+/**
+ * 绑定模态框点击外部关闭事件
+ * @param {string} modalId - 模态框的ID
+ */
+function bindModalOutsideClick(modalId) {
+    const modal = document.getElementById(modalId);
+    if (modal) {
+        modal.addEventListener('click', function(e) {
+            if (e.target === this) {
+                closeModal(modalId);
+            }
+        });
+    }
+}
+
+/**
+ * 显示消息提示
+ * @param {string} message - 消息内容
+ * @param {boolean} isSuccess - 是否为成功消息
+ * @param {number} duration - 消息显示时长(毫秒)
+ */
+function showMessage(message, isSuccess = true, duration = 5000) {
+    const messageContainer = document.getElementById('messageContainer');
+    const successMessage = document.getElementById('successMessage');
+    const errorMessage = document.getElementById('errorMessage');
+    
+    if (!messageContainer || !successMessage || !errorMessage) return;
+    
+    if (isSuccess) {
+        successMessage.querySelector('span').textContent = message;
+        successMessage.classList.remove('hidden');
+        errorMessage.classList.add('hidden');
+    } else {
+        errorMessage.querySelector('span').textContent = message;
+        errorMessage.classList.remove('hidden');
+        successMessage.classList.add('hidden');
+    }
+    
+    messageContainer.classList.remove('hidden');
+    
+    // 自动隐藏
+    setTimeout(() => {
+        (isSuccess ? successMessage : errorMessage).classList.add('hidden');
+        messageContainer.classList.add('hidden');
+    }, duration);
+}
+
+/**
+ * 显示表单错误消息
+ * @param {string} errorId - 错误容器的ID
+ * @param {string} messageId - 错误消息的ID
+ * @param {string} message - 错误消息内容
+ * @param {string} successId - 成功消息容器的ID
+ */
+function showFormError(errorId, messageId, message, successId = '') {
+    const errorContainer = document.getElementById(errorId);
+    const errorMessage = document.getElementById(messageId);
+    const successContainer = successId ? document.getElementById(successId) : null;
+    
+    if (!errorContainer || !errorMessage) return;
+    
+    errorMessage.textContent = message;
+    errorContainer.classList.remove('hidden');
+    
+    if (successContainer) {
+        successContainer.classList.add('hidden');
+    }
+    
+    // 滚动到错误信息
+    errorContainer.scrollIntoView({ behavior: 'smooth', block: 'start' });
+}
+
+/**
+ * 显示表单成功消息
+ * @param {string} successId - 成功容器的ID
+ * @param {string} messageId - 成功消息的ID
+ * @param {string} message - 成功消息内容
+ * @param {string} errorId - 错误消息容器的ID
+ */
+function showFormSuccess(successId, messageId, message, errorId = '') {
+    const successContainer = document.getElementById(successId);
+    const successMessage = document.getElementById(messageId);
+    const errorContainer = errorId ? document.getElementById(errorId) : null;
+    
+    if (!successContainer || !successMessage) return;
+    
+    successMessage.textContent = message;
+    successContainer.classList.remove('hidden');
+    
+    if (errorContainer) {
+        errorContainer.classList.add('hidden');
+    }
+    
+    // 滚动到成功信息
+    successContainer.scrollIntoView({ behavior: 'smooth', block: 'start' });
+}
+
+/**
+ * 发起API请求的通用函数
+ * @param {string} url - 请求URL
+ * @param {string} method - 请求方法
+ * @param {object} data - 请求数据
+ * @param {object} options - 附加选项
+ * @returns {Promise} - 返回Promise对象
+ */
+async function apiRequest(url, method = 'GET', data = null, options = {}) {
+    const defaultOptions = {
+        headers: {
+            'Content-Type': 'application/json'
+        },
+        method,
+        ...options
+    };
+    
+    if (data) {
+        // 根据Content-Type处理数据
+        if (defaultOptions.headers['Content-Type'] === 'application/json') {
+            defaultOptions.body = JSON.stringify(data);
+        } else if (defaultOptions.headers['Content-Type'] === 'application/x-www-form-urlencoded') {
+            defaultOptions.body = new URLSearchParams(data);
+        }
+    }
+    
+    try {
+        const response = await fetch(url, defaultOptions);
+        return await response.json();
+    } catch (error) {
+        console.error(`API请求错误 [${url}]:`, error);
+        throw error;
+    }
+}
+
+/**
+ * 重置表单
+ * @param {string} formId - 表单ID
+ */
+function resetForm(formId) {
+    const form = document.getElementById(formId);
+    if (form) {
+        form.reset();
+    }
+}
+
+/**
+ * 填充表单数据
+ * @param {string} formId - 表单ID
+ * @param {object} data - 表单数据对象
+ */
+function fillForm(formId, data) {
+    const form = document.getElementById(formId);
+    if (!form || !data) return;
+    
+    Object.keys(data).forEach(key => {
+        const element = form.elements[key] || document.getElementById(key);
+        if (element) {
+            element.value = data[key] || '';
+        }
+    });
+}
+
+/**
+ * 防抖函数
+ * @param {Function} func - 要防抖的函数
+ * @param {number} delay - 延迟时间(毫秒)
+ * @returns {Function} - 返回防抖后的函数
+ */
+function debounce(func, delay) {
+    let timeoutId;
+    return function(...args) {
+        clearTimeout(timeoutId);
+        timeoutId = setTimeout(() => func.apply(this, args), delay);
+    };
+}
+
+/**
+ * 节流函数
+ * @param {Function} func - 要节流的函数
+ * @param {number} limit - 时间限制(毫秒)
+ * @returns {Function} - 返回节流后的函数
+ */
+function throttle(func, limit) {
+    let inThrottle;
+    return function(...args) {
+        if (!inThrottle) {
+            func.apply(this, args);
+            inThrottle = true;
+            setTimeout(() => inThrottle = false, limit);
+        }
+    };
+}
\ No newline at end of file