initial mailbox db and model code

src/mailboxdb.js

@@ -0,0 +1,72 @@
+'use strict';
+
+exports = module.exports = {
+    add: add,
+    del: del,
+    get: get,
+    getAll: getAll,
+
+    _clear: clear
+};
+
+var assert = require('assert'),
+    database = require('./database.js'),
+    DatabaseError = require('./databaseerror.js');
+
+var MAILBOX_FIELDS = [ 'id', 'name', 'aliasTarget', 'creationTime' ].join(',');
+
+function add(id, name, callback) {
+    assert.strictEqual(typeof id, 'string');
+    assert.strictEqual(typeof name, 'string');
+    assert.strictEqual(typeof callback, 'function');
+
+    database.query('INSERT INTO mailboxes (id, name) VALUES (?, ?)', [ id, name ], function (error) {
+        if (error && error.code === 'ER_DUP_ENTRY') return callback(new DatabaseError(DatabaseError.ALREADY_EXISTS));
+        if (error) return callback(new DatabaseError(DatabaseError.INTERNAL_ERROR, error));
+
+        callback(null);
+    });
+}
+
+function clear(callback) {
+    assert.strictEqual(typeof callback, 'function');
+
+    database.query('TRUNCATE TABLE mailboxes', [], function (error) {
+        if (error) return callback(new DatabaseError(DatabaseError.INTERNAL_ERROR, error));
+        callback(null);
+    });
+}
+
+function del(id, callback) {
+    assert.strictEqual(typeof id, 'string');
+    assert.strictEqual(typeof callback, 'function');
+
+    database.query('DELETE FROM mailboxes WHERE id=?', [ id ], function (error) {
+        if (error) return callback(new DatabaseError(DatabaseError.INTERNAL_ERROR, error));
+
+        callback(null);
+    });
+}
+
+function get(id, callback) {
+    assert.strictEqual(typeof id, 'string');
+    assert.strictEqual(typeof callback, 'function');
+
+    database.query('SELECT ' + MAILBOX_FIELDS + ' FROM mailboxes WHERE id=?', [ id ], function (error, results) {
+        if (error) return callback(new DatabaseError(DatabaseError.INTERNAL_ERROR, error));
+        if (results.length === 0) return callback(new DatabaseError(DatabaseError.NOT_FOUND));
+
+        callback(null, results[0]);
+    });
+}
+
+
+function getAll(callback) {
+    assert.strictEqual(typeof callback, 'function');
+
+    database.query('SELECT ' + MAILBOX_FIELDS + ' FROM mailboxes', function (error, results) {
+        if (error) return callback(new DatabaseError(DatabaseError.INTERNAL_ERROR, error));
+
+        callback(null, results);
+    });
+}