added endpoint for group ownership transfer

messages/en-US/msgs.json

@@ -16,6 +16,7 @@
     "group not an owner": "You are not an owner of this group!",
     "group not a member": "You are not a member of this group!",
     "name not specified": "New name of a group is not specified!",
+    "new owner not specified": "ID of a new group owner is not specified!",
     "abstract product not found": "Such abstract product is not found!",
     "abstract product invalid syntax": "Invalid syntax in one of user's parameters!",
     "barcode not found": "Such barcode not found!",

messages/ru-RU/msgs.json

@@ -16,6 +16,7 @@
     "group not an owner": "Вы не владелец этой группы!",
     "group not a member": "Вы не участник этой группы!",
     "name not specified": "Не указано новое имя группы!",
+    "new owner not specified": "Не указан ID нового владельца группы!",
     "abstract product not found": "Такой абстрактный продукт не найден!",
     "abstract product invalid syntax": "Неправильный синткасис в одном из параметров абстрактного продукта!",
     "barcode not found": "Такой штрихкод не найден!",

src/controllers/group.js

@@ -87,6 +87,17 @@ class GroupController {
 
         return res.status(200).send(translate(req.headers["accept-language"], responseCodes.responses.general.ok));
     }
+
+    async transferOwnership(req, res) {
+        const groupId = req.params.groupId;
+        const userId = req.body.userId;
+
+        if (!userId) throw new customError(`New owner id is not specified`, responseCodes.responses.groups.new_owner_not_specified);
+
+        await GroupService.transferOwnership(groupId, userId);
+
+        return res.status(200).send(translate(req.headers["accept-language"], responseCodes.responses.general.ok));
+    }
 }
 
 export default new GroupController();

src/response/responseCodes.js

@@ -24,7 +24,8 @@ const responses = {
         id_not_found: "group id not found",
         not_an_owner: "group not an owner",
         not_a_member: "group not a member",
-        name_not_specified: "name not specified"
+        name_not_specified: "name not specified",
+        new_owner_not_specified: "new owner not specified"
     },
     abstractproducts: {
         not_found: "abstract product not found",
@@ -144,6 +145,8 @@ const getHTTPCode = (type) => {
             return 403
         case responses.groups.name_not_specified:
             return 400
+        case responses.new_owner_not_specified:
+            return 400
 
         case responses.abstractproducts.not_found:
             return 404

src/routers/group.js

@@ -9,10 +9,10 @@ const GroupRouter = new Router();
 GroupRouter.post('/create/:groupName', tryHandler(auth.authenticate), tryHandler(GroupController.create));
 GroupRouter.post('/join/:groupId', tryHandler(auth.authenticate), tryHandler(existance.groupExists), tryHandler(auth.requirePassword), tryHandler(auth.checkGroupPassword), tryHandler(GroupController.join));
 GroupRouter.post('/password/:groupId', tryHandler(auth.authenticate), tryHandler(existance.groupExists), tryHandler(auth.authorizeGroupOwner), tryHandler(auth.requirePassword), tryHandler(GroupController.updatePassword));
-GroupRouter.get('/byName/:groupName', tryHandler(auth.authenticate), tryHandler(existance.groupNameExists), tryHandler(GroupController.getByName))
+GroupRouter.get('/byName/:groupName', tryHandler(auth.authenticate), tryHandler(existance.groupNameExists), tryHandler(GroupController.getByName));
-GroupRouter.get('/byId/:groupId', tryHandler(auth.authenticate), tryHandler(existance.groupExists), tryHandler(auth.userIsInGroup), tryHandler(GroupController.getById))
+GroupRouter.get('/byId/:groupId', tryHandler(auth.authenticate), tryHandler(existance.groupExists), tryHandler(auth.userIsInGroup), tryHandler(GroupController.getById));
-GroupRouter.get('/getUsers/:groupId', tryHandler(auth.authenticate), tryHandler(existance.groupExists), tryHandler(auth.userIsInGroup), tryHandler(GroupController.getUsersInGroup))
+GroupRouter.get('/getUsers/:groupId', tryHandler(auth.authenticate), tryHandler(existance.groupExists), tryHandler(auth.userIsInGroup), tryHandler(GroupController.getUsersInGroup));
-GroupRouter.get('/adminId/:groupId', tryHandler(auth.authenticate), tryHandler(existance.groupExists), tryHandler(auth.userIsInGroup), tryHandler(GroupController.getAdminId))
+GroupRouter.get('/adminId/:groupId', tryHandler(auth.authenticate), tryHandler(existance.groupExists), tryHandler(auth.userIsInGroup), tryHandler(GroupController.getAdminId));
 GroupRouter.post('/rename/:groupId', tryHandler(auth.authenticate), tryHandler(existance.groupExists), tryHandler(auth.authorizeGroupOwner), tryHandler(GroupController.rename));
-
+GroupRouter.post('/transferOwnership/:groupId', tryHandler(auth.authenticate), tryHandler(existance.groupExists), tryHandler(auth.authorizeGroupOwner), tryHandler(GroupController.transferOwnership));
 export default GroupRouter;

src/services/group.js

@@ -41,6 +41,10 @@ class GroupService {
     async rename(groupId, newName) {
         await db.query("UPDATE groups SET name = $1 WHERE id = $2", [newName, groupId]).catch((e) => errorHandler(e, "groups"));;
     }
+
+    async transferOwnership(groupId, userId) {
+        await db.query("UPDATE groups SET admin_id = $1 WHERE id = $2", [userId, groupId])
+    }
 };
 
 export default new GroupService();