remove mail domain add/remove API

merge this as a transaction into domains API

fixes #669

src/domaindb.js

@@ -51,16 +51,21 @@ function getAll(callback) {
     });
 }
 
-function add(name, domain, callback) {
+function add(name, data, callback) {
     assert.strictEqual(typeof name, 'string');
-    assert.strictEqual(typeof domain, 'object');
-    assert.strictEqual(typeof domain.zoneName, 'string');
-    assert.strictEqual(typeof domain.provider, 'string');
-    assert.strictEqual(typeof domain.config, 'object');
-    assert.strictEqual(typeof domain.tlsConfig, 'object');
+    assert.strictEqual(typeof data, 'object');
+    assert.strictEqual(typeof data.zoneName, 'string');
+    assert.strictEqual(typeof data.provider, 'string');
+    assert.strictEqual(typeof data.config, 'object');
+    assert.strictEqual(typeof data.tlsConfig, 'object');
     assert.strictEqual(typeof callback, 'function');
 
-    database.query('INSERT INTO domains (domain, zoneName, provider, configJson, tlsConfigJson) VALUES (?, ?, ?, ?, ?)', [ name, domain.zoneName, domain.provider, JSON.stringify(domain.config), JSON.stringify(domain.tlsConfig) ], function (error) {
+    let queries = [
+        { query: 'INSERT INTO domains (domain, zoneName, provider, configJson, tlsConfigJson) VALUES (?, ?, ?, ?, ?)', args: [ name, data.zoneName, data.provider, JSON.stringify(data.config), JSON.stringify(data.tlsConfig) ] },
+        { query: 'INSERT INTO mail (domain, dkimSelector) VALUES (?, ?)', args: [ name, data.dkimSelector || 'cloudron' ] },
+    ];
+
+    database.transaction(queries, function (error) {
         if (error && error.code === 'ER_DUP_ENTRY') return callback(new BoxError(BoxError.ALREADY_EXISTS, error));
         if (error) return callback(new BoxError(BoxError.DATABASE_ERROR, error));
 
@@ -100,7 +105,12 @@ function del(domain, callback) {
     assert.strictEqual(typeof domain, 'string');
     assert.strictEqual(typeof callback, 'function');
 
-    database.query('DELETE FROM domains WHERE domain=?', [ domain ], function (error, result) {
+    let queries = [
+        { query: 'DELETE FROM mail WHERE domain = ?', args: [ domain ] },
+        { query: 'DELETE FROM domains WHERE domain = ?', args: [ domain ] },
+    ];
+
+    database.transaction(queries, function (error, results) {
         if (error && error.code === 'ER_ROW_IS_REFERENCED_2') {
             if (error.message.indexOf('apps_mailDomain_constraint') !== -1) return callback(new BoxError(BoxError.CONFLICT, 'Domain is in use by an app or the mailbox of an app. Check the domains of apps and the Email section of each app.'));
             if (error.message.indexOf('subdomains') !== -1) return callback(new BoxError(BoxError.CONFLICT, 'Domain is in use by one or more app(s).'));
@@ -108,8 +118,9 @@ function del(domain, callback) {
 
             return callback(new BoxError(BoxError.CONFLICT, error.message));
         }
+
         if (error) return callback(new BoxError(BoxError.DATABASE_ERROR, error));
-        if (result.affectedRows === 0) return callback(new BoxError(BoxError.NOT_FOUND, 'Domain not found'));
+        if (results[1].affectedRows !== 1) return callback(new BoxError(BoxError.NOT_FOUND, 'Domain not found'));
 
         callback(null);
     });