update

packages/backend/src/repositories/audit.repository.ts

@@ -0,0 +1,112 @@
+import { Database } from 'sqlite3';
+import { getDb } from '../database';
+import { AuditLogEntry, AuditLogActionType } from '../types/audit.types';
+
+export class AuditLogRepository {
+    private db: Database;
+
+    constructor() {
+        this.db = getDb();
+    }
+
+    /**
+     * 添加一条审计日志记录
+     * @param actionType 操作类型
+     * @param details 可选的详细信息 (对象或字符串)
+     */
+    async addLog(actionType: AuditLogActionType, details?: Record<string, any> | string | null): Promise<void> {
+        const timestamp = Math.floor(Date.now() / 1000); // Unix timestamp in seconds
+        let detailsString: string | null = null;
+
+        if (details) {
+            try {
+                detailsString = typeof details === 'string' ? details : JSON.stringify(details);
+            } catch (error) {
+                console.error(`[Audit Log] Failed to stringify details for action ${actionType}:`, error);
+                detailsString = JSON.stringify({ error: 'Failed to stringify details', originalDetails: details });
+            }
+        }
+
+        const sql = 'INSERT INTO audit_logs (timestamp, action_type, details) VALUES (?, ?, ?)';
+        const params = [timestamp, actionType, detailsString];
+
+        return new Promise((resolve, reject) => {
+            this.db.run(sql, params, (err) => {
+                if (err) {
+                    console.error(`[Audit Log] Error adding log entry for action ${actionType}: ${err.message}`);
+                    // 不拒绝 Promise，记录日志失败不应阻止核心操作
+                    // 但可以在这里触发一个 SERVER_ERROR 通知或日志
+                    resolve(); // Or potentially reject if logging is critical
+                } else {
+                    // console.log(`[Audit Log] Logged action: ${actionType}`); // Optional: verbose logging
+                    resolve();
+                }
+            });
+        });
+    }
+
+    /**
+     * 获取审计日志列表 (支持分页和基本过滤)
+     * @param limit 每页数量
+     * @param offset 偏移量
+     * @param actionType 可选的操作类型过滤
+     * @param startDate 可选的开始时间戳 (秒)
+     * @param endDate 可选的结束时间戳 (秒)
+     */
+    async getLogs(
+        limit: number = 50,
+        offset: number = 0,
+        actionType?: AuditLogActionType,
+        startDate?: number,
+        endDate?: number
+    ): Promise<{ logs: AuditLogEntry[], total: number }> {
+        let baseSql = 'SELECT * FROM audit_logs';
+        let countSql = 'SELECT COUNT(*) as total FROM audit_logs';
+        const whereClauses: string[] = [];
+        const params: (string | number)[] = [];
+        const countParams: (string | number)[] = [];
+
+        if (actionType) {
+            whereClauses.push('action_type = ?');
+            params.push(actionType);
+            countParams.push(actionType);
+        }
+        if (startDate) {
+            whereClauses.push('timestamp >= ?');
+            params.push(startDate);
+            countParams.push(startDate);
+        }
+        if (endDate) {
+            whereClauses.push('timestamp <= ?');
+            params.push(endDate);
+            countParams.push(endDate);
+        }
+
+        if (whereClauses.length > 0) {
+            const whereSql = ` WHERE ${whereClauses.join(' AND ')}`;
+            baseSql += whereSql;
+            countSql += whereSql;
+        }
+
+        baseSql += ' ORDER BY timestamp DESC LIMIT ? OFFSET ?';
+        params.push(limit, offset);
+
+        return new Promise((resolve, reject) => {
+            // First get the total count
+            this.db.get(countSql, countParams, (err, row: { total: number }) => {
+                if (err) {
+                    return reject(new Error(`Error counting audit logs: ${err.message}`));
+                }
+                const total = row.total;
+
+                // Then get the paginated logs
+                this.db.all(baseSql, params, (err, rows: AuditLogEntry[]) => {
+                    if (err) {
+                        return reject(new Error(`Error fetching audit logs: ${err.message}`));
+                    }
+                    resolve({ logs: rows, total });
+                });
+            });
+        });
+    }
+}