add direct invitation link

src/actions/signup.ts

@@ -17,19 +17,33 @@ export const signup = {
         .max(Date.now() - 1000 * 60 * 60 * 24 * 365 * 6),
       phone: z.string().trim().nullable(),
       username: z.string().trim(),
-      edition: z.enum(['java', 'bedrock'])
+      edition: z.enum(['java', 'bedrock']),
+      hash: z.string().nullish()
     }),
     handler: async (input) => {
+      // check if hash given and if so, if it's valid and nobody has already used it
+      if (input.hash) {
+        const directSignup = await db.getDirectSignupByHash({ hash: input.hash });
+
+        if (!directSignup) {
+          throw new ActionError({
+            code: 'NOT_FOUND'
+          });
+        } else if (directSignup.user) {
+          throw new ActionError({
+            code: 'CONFLICT'
+          });
+        }
+      }
       // check if signup is allowed
-      if (!(await getSetting(db, SettingKey.SignupEnabled))) {
+      else if (!(await getSetting(db, SettingKey.SignupEnabled))) {
         throw new ActionError({
           code: 'FORBIDDEN',
           message: 'Die Anmeldung ist derzeit deaktiviert'
         });
       }
-
       // check if the user were already signed up
-      if (await db.getUserByUsername({ username: input.username })) {
+      else if (await db.getUserByUsername({ username: input.username })) {
         throw new ActionError({
           code: 'CONFLICT',
           message: 'Du hast dich bereits registriert'
@@ -57,14 +71,20 @@ export const signup = {
         }
       }
 
-      await db.addUser({
-        firstname: input.firstname,
-        lastname: input.lastname,
-        birthday: input.birthday,
-        telephone: input.phone,
-        username: input.username,
-        edition: input.edition,
-        uuid: uuid
+      await db.transaction(async (tx) => {
+        const user = await tx.addUser({
+          firstname: input.firstname,
+          lastname: input.lastname,
+          birthday: input.birthday,
+          telephone: input.phone,
+          username: input.username,
+          edition: input.edition,
+          uuid: uuid
+        });
+
+        if (input.hash) {
+          await tx.setDirectSignupUser({ hash: input.hash, userId: user.id });
+        }
       });
 
       sendWebhook(WebhookAction.Signup, {