Created command to update the roles of all users in a guild

backend/Levels/Commands/UpdateAllXp.cs

@@ -0,0 +1,71 @@
+using Bot.Abstractions;
+using Bot.Attributes;
+using Discord.Interactions;
+using Bot.Enums;
+using Levels.Data;
+using Discord;
+using Levels.Models;
+
+namespace Levels.Commands;
+
+public class UpdateAllXp : Command<UpdateAllXp>
+{
+    public GuildLevelConfigRepository GuildLevelConfigRepository { get; set; }
+    public GuildUserLevelRepository GuildUserLevelRepository { get; set; }
+
+    [SlashCommand("update-all-xp", "Updates all user's experience")]
+    [Require(RequireCheck.GuildAdmin)]
+    public async Task UpdateAllXpCommand()
+    {
+        var guild = Context.Guild;
+        var userXps = GuildUserLevelRepository.GetAllLevelsInGuild(guild.Id);
+        var guildConfig = await GuildLevelConfigRepository!.GetOrCreateConfig(guild.Id);
+
+        var roles = guildConfig.Levels.ToDictionary(
+            x => x.Key,
+            x => x.Value.Where(x => guild.GetRole(x) != null).ToArray()
+        );
+
+        var users = await guild.GetUsersAsync().FlattenAsync();
+        var count = 0;
+        var totalCount = users.Count();
+
+        await RespondInteraction($"Updating all user roles in {guild.Name}!");
+
+        foreach (var user in users)
+        {
+            var xp = userXps.FirstOrDefault(x => x.UserId == user.Id);
+            var level = 0;
+
+            if (xp != null)
+            {
+                var calcLevel = new CalculatedGuildUserLevel(xp, guildConfig);
+                level = calcLevel.Total.Level;
+            }
+
+            var addedRoles = roles.Where(x => x.Key <= level)
+                .SelectMany(x => x.Value)
+                .Where(x => !user.RoleIds.Contains(x));
+
+            var removedRoles = roles.Where(x => x.Key > level)
+                .SelectMany(x => x.Value)
+                .Where(x => user.RoleIds.Contains(x));
+
+            if (addedRoles.Any())
+                await user.AddRolesAsync(addedRoles);
+
+            if (removedRoles.Any())
+                await user.RemoveRolesAsync(removedRoles);
+
+            count++;
+
+            if (count % 50 == 0)
+            {
+                var progress = Math.Floor((double)count / totalCount * 100);
+                await RespondInteraction($"Progress {count}/{totalCount} ({progress}%)");
+            }
+        }
+
+        await RespondInteraction($"Successfully updated all users in {guild.Name}!");
+    }
+}