Initial commit

.backup/service.backend/services/logger/readLogs.js

@@ -0,0 +1,68 @@
+// ROOT/services/logger/readLogs.js
+
+// Import the MySQL pools from your database service
+const pools = require('../database/pools').get();
+
+// Database name used for logging
+const dbName = 'logging';
+
+// Use the Read pool with the "system" role
+const readPool = pools[dbName].r.s;
+
+/*
+    * Function: getAllLogs
+    * Description: Retrieves all log entries from a specified table.
+    * @param {string} tableName - Name of the table to query.
+    * @returns {Array|Object} - Returns an array of log entries, or an error object.
+*/
+async function getAllLogs(tableName) {
+    if (!tableName) throw new Error('Table name is required');
+
+    try {
+        const [rows] = await readPool.query(`SELECT * FROM ${tableName}`);
+        return rows;
+    } catch (err) {
+        console.error('Error reading logs from DB:', err);
+        return { success: false, error: err };
+    }
+}
+
+/*
+    * Function: getLogs
+        * Description: Retrieves log entries from a specified table that match optional filter criteria.
+        * @param {string} tableName - Name of the table to query.
+        * @param {Object} filter - Optional key/value pairs representing column filters.
+    * Example: { user: 'andi', success: true }
+        * @returns {Array|Object} - Returns an array of filtered log entries, or an error object.
+*/
+async function getLogs(tableName, filter = {}) {
+    if (!tableName) throw new Error('Table name is required');
+
+    // Start building the SQL query
+    let sql = `SELECT * FROM ${tableName}`;
+    const values = [];
+
+    const filterKeys = Object.keys(filter);
+    if (filterKeys.length > 0) {
+        // Build WHERE clauses dynamically
+        const whereClauses = filterKeys.map(key => {
+            values.push(filter[key]);
+            return `${key} = ?`;
+        });
+        sql += ' WHERE ' + whereClauses.join(' AND ');
+    }
+
+    try {
+        const [rows] = await readPool.query(sql, values);
+        return rows;
+    } catch (err) {
+        console.error('Error reading filtered logs from DB:', err);
+        return { success: false, error: err };
+    }
+}
+
+// Export both functions for external use
+module.exports = {
+    getAll: getAllLogs,
+    get: getLogs
+};