steam-integration/Runtime/SteamworksAchievements.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Sirenix.OdinInspector;
using KairoEngine.Core;

namespace KairoEngine.SteamIntegration
{

    [System.Serializable]
    public class SteamworksAchievements
    {
        [Tooltip("Listen for internal game events for when an achievement is unlocked")]
        public bool listenForUnlockEvents = true;
        [ShowIf("@listenForUnlockEvents")] public string listenEventName = "AchievementUnlockedEvent";

        [Tooltip("Fire an event when an achievement is unlocked in the Steam backend")]
        public bool broadcastEventOnUnlock = true;
        [ShowIf("@broadcastEventOnUnlock")] public string broadcastEventName = "SteamAchievementUnlocked";

        public void Start()
        {
            if(listenForUnlockEvents) GenericEvents.StartListening(listenEventName, UnlockAchievement);
            if(broadcastEventOnUnlock) Steamworks.SteamUserStats.OnAchievementProgress += AchievementChanged;
        }

        public void Stop()
        {
            if(listenForUnlockEvents) GenericEvents.StopListening(listenEventName, UnlockAchievement);
            if(broadcastEventOnUnlock) Steamworks.SteamUserStats.OnAchievementProgress -= AchievementChanged;
        }

        private void AchievementChanged( Steamworks.Data.Achievement ach, int currentProgress, int progress )
        {
            if ( ach.State )
            {
                Debug.Log( $"{ach.Name} WAS UNLOCKED!" );
                GenericEvents.Trigger(broadcastEventName, ach.Identifier);
            }
        }

        [Button("Unlock Achievement")]
        public void UnlockAchievement(string achievementId)
        {
            if(!SteamworksManager.HasInitialized()) return;
            var achievements = Steamworks.SteamUserStats.Achievements;
            foreach (var achievement in achievements)
            {
                if(achievement.Identifier == achievementId)
                {
                    if(achievement.State == false) 
                    {
                        achievement.Trigger();
                        Steamworks.SteamUserStats.StoreStats();
                        Debug.Log($"UNLOCKED achievement {achievementId} on Steam");
                    }
                    else Debug.Log($"Achievement {achievementId} already UNLOCKED on Steam");
                    return;
                }
            }
        }        

        [ButtonGroup("Buttons"),Button("Print Achievements")]
        public void PrintAchievementStatus()
        {
            if(!SteamworksManager.HasInitialized()) return;
            var achievements = Steamworks.SteamUserStats.Achievements;
            foreach (var achievement in achievements)
            {
                Debug.Log($"{achievement.Name} ({(achievement.State ? "UNLOCKED" : "LOCKED")} - {achievement.Identifier})");
            }
        }
    }
}