update user modify for unique usernames

src/util/config/types/UsersConfiguration.ts

@@ -19,4 +19,4 @@
 export class UserConfiguration {
     blockedContains: string[] = ["discord", "clyde", "spacebar", "steam", "community", "support", "ticket"];
     blockedEquals: string[] = ["everyone", "here"];
-}
+}

src/util/config/types/subconfigurations/limits/UserLimits.ts

@@ -18,6 +18,7 @@
 
 export class UserLimits {
     maxGuilds: number = 1048576;
+	minUsername: number = 2;
     maxUsername: number = 32;
     maxFriends: number = 5000;
     maxBio: number = 190;

src/util/entities/User.ts

@@ -32,7 +32,6 @@ import { ChannelType, PrivateUserProjection, PublicUser, PublicUserProjection, U
 export enum PublicUserEnum {
 	username,
 	global_name,
-	legacy_username,
 	discriminator,
 	id,
 	public_flags,
@@ -195,7 +194,7 @@ export class User extends BaseClass {
 
     // TODO: I don't like this method?
     validate() {
-        if (this.discriminator) {
+		if (this.discriminator && this.discriminator !== "0") {
             const discrim = Number(this.discriminator);
             if (isNaN(discrim) || !(typeof discrim == "number") || !Number.isInteger(discrim) || discrim <= 0 || discrim >= 10000)
                 throw FieldErrors({
@@ -273,9 +272,8 @@ export class User extends BaseClass {
 	public get tag(): string {
 		const { uniqueUsernames } = Config.get().general;
 
-		// if uniqueUsernames is enabled, global_name should be set
 		return uniqueUsernames
-			? (this.global_name as string)
+			? this.username
 			: `${this.username}#${this.discriminator}`;
 	}
 
@@ -325,7 +323,7 @@ export class User extends BaseClass {
         });
 
         const user = User.create({
-            username: username,
+			username: uniqueUsernames ? username.toLowerCase() : username,
             discriminator,
             id: id || Snowflake.generate(),
             email: email,
@@ -334,8 +332,9 @@ export class User extends BaseClass {
                 valid_tokens_since: new Date(),
             },
             settings: settings,
-
-            premium_since: Config.get().defaults.user.premium ? new Date() : undefined,
+			premium_since: Config.get().defaults.user.premium
+				? new Date()
+				: undefined,
             rights: Config.get().register.defaultRights,
             premium: Config.get().defaults.user.premium ?? false,
             premium_type: Config.get().defaults.user.premiumType ?? 0,