feat: write updateConfig GQL mutation

packages/backend/src/graphql/mutations/update-config.ts

@@ -0,0 +1,44 @@
+import type { IJSONValue } from '@automatisch/types';
+import Config from '../../models/config';
+import Context from '../../types/express/context';
+
+type Params = {
+  input: {
+    [index: string]: IJSONValue;
+  };
+};
+
+const updateConfig = async (_parent: unknown, params: Params, context: Context) => {
+  context.currentUser.can('update', 'Config');
+
+  const config = params.input;
+  const configKeys = Object.keys(config);
+  const updates = [];
+
+  for (const key of configKeys) {
+    const newValue = config[key];
+
+    const entryUpdate = Config
+      .query()
+      .insert({
+        key,
+        value: {
+          data: newValue
+        }
+      })
+      .onConflict('key')
+      .merge({
+        value: {
+          data: newValue
+        }
+      });
+
+    updates.push(entryUpdate);
+  }
+
+  await Promise.all(updates);
+
+  return config;
+};
+
+export default updateConfig;