using System.Text.Json;
using System.Text.Json.Serialization;


namespace PersonalAuthMod;

public class AuthConfig
{
    [JsonPropertyName("db_url")]
    public string DbUrl { get; set; } = "localhost";
    
    [JsonPropertyName("db_port")]
    public int DbPort { get; set; } = 5432;
    
    [JsonPropertyName("db_user")]
    public string DbUser { get; set; } = "spt";
    
    [JsonPropertyName("db_password")]
    public string DbPassword { get; set; } = "mypassword";
    
    [JsonPropertyName("db_name")]
    public string DbName { get; set; } = "postgres";

    public static AuthConfig Load()
    {
        Console.WriteLine("[PersonalAuthMod] AuthConfig.Load() called.");
        
        string baseDir = AppDomain.CurrentDomain.BaseDirectory;
        string currentDir = Directory.GetCurrentDirectory();
        
        Console.WriteLine($"[PersonalAuthMod] AppDomain BaseDirectory: {baseDir}");
        Console.WriteLine($"[PersonalAuthMod] Current Directory: {currentDir}");

        // Try multiple potential paths to find the config
        var paths = new[] 
        {
            Path.Combine(baseDir, "user", "mods", "PersonalAuthMod", "configs.jsonc"),
            Path.Combine(currentDir, "user", "mods", "PersonalAuthMod", "configs.jsonc"),
            "user/mods/PersonalAuthMod/configs.jsonc",
            "configs.jsonc"
        };

        string? configPath = null;
        foreach (var p in paths)
        {
            bool exists = File.Exists(p);
            Console.WriteLine($"[PersonalAuthMod] Checking path: {p} (Exists: {exists})");
            if (exists)
            {
                configPath = p;
                break;
            }
        }

        if (configPath == null)
        {
            Console.WriteLine("[PersonalAuthMod] configPath is NULL. Returning default AuthConfig (localhost).");
            return new AuthConfig();
        }

        try 
        {
            Console.WriteLine($"[PersonalAuthMod] Loading Config from: {Path.GetFullPath(configPath)}");
            var json = File.ReadAllText(configPath);
            var options = new JsonSerializerOptions
            {
                ReadCommentHandling = JsonCommentHandling.Skip,
                PropertyNameCaseInsensitive = true,
                PropertyNamingPolicy = JsonNamingPolicy.SnakeCaseLower
            };
            
            var config = JsonSerializer.Deserialize<AuthConfig>(json, options);
            if (config != null)
            {
                Console.WriteLine($"[PersonalAuthMod] Config loaded successfully. DB Host: {config.DbUrl}");
                return config;
            }
            
            Console.WriteLine("[PersonalAuthMod] Deserialization returned null. Returning default.");
            return new AuthConfig();
        }
        catch (Exception ex)
        {
            Console.WriteLine($"[PersonalAuthMod] Config Load Error: {ex.Message}");
            return new AuthConfig();
        }
    }
}