using UnityEngine;

namespace Guildlib.Runtime
{
    /// <summary>
    /// Project-level Guildlib configuration.
    ///
    /// HOW TO CREATE:
    ///   Assets → Create → Guildlib → Config
    ///   Name it exactly "GuildlibConfig" and place it in any Resources/ folder.
    ///
    /// HOW TO CONFIGURE:
    ///   - Server URL: your Bun server address (local or production)
    ///   - Project ID: any unique string identifying your game project
    ///   - API Key:    must match GUILDLIB_API_KEY env var on the server
    ///                 Leave blank during local development (server auth disabled)
    ///   - Shard list: comma-separated list of shards to sync, or leave empty
    ///                 to sync ALL shards the server knows about
    /// </summary>
    [CreateAssetMenu(menuName = "Guildlib/Config", fileName = "GuildlibConfig")]
    public class GuildlibConfig : ScriptableObject
    {
        [Header("Server connection")]
        public string serverUrl = "http://localhost:3000";
        public string projectId = "";
        [Tooltip("Must match GUILDLIB_API_KEY on the server. Leave blank for local dev.")]
        public string apiKey    = "";

        [Header("Local storage")]
        [Tooltip("Folder name inside Application.persistentDataPath where .sqlite shards are saved.")]
        public string shardFolder = "GuildlibShards";

        [Header("Sync targets")]
        [Tooltip("Leave empty to sync all shards. Or list specific shard names to limit syncing.")]
        public string[] shardsToSync = new string[0];

        /// <summary>
        /// Returns the list of shards to sync. If empty, returns null
        /// (meaning: ask the server for all available shards).
        /// </summary>
        public string[] GetSyncTargets() =>
            shardsToSync != null && shardsToSync.Length > 0 ? shardsToSync : null;

        public static GuildlibConfig Load() =>
            Resources.Load<GuildlibConfig>("GuildlibConfig");
    }
}