namespace PostFundManagement.Application.Extensions;

public static class General
{
    public static string Clean(this string input) => Patterns.SpaceRegex().Replace(input, string.Empty);

    public static string ToJson<TValue>(this TValue obj) where TValue : class => JsonSerializer.Serialize(obj);

    public static TValue FromJson<TValue>(this string json) where TValue : class => JsonSerializer.Deserialize<TValue>(json)!;

    public static Guid GetUserId(this HttpContext context) => (Guid)context.Items[Domain.Extensions.Constants.UserIdItemKey]!;

    public static string GetUserEmail(this HttpContext context) => (string)context.Items[Domain.Extensions.Constants.EmailtemKey]!;

    public static string GetUserRole(this HttpContext context) => (string)context.Items[Domain.Extensions.Constants.UserRoleItemKey]!;

    public static (bool Decoded, Guid userId) GetUserId(this ClaimsPrincipal principal)
    {
        var subClaim = principal.FindFirst(JwtRegisteredClaimNames.Sub)?.Value ?? principal.FindFirst(ClaimTypes.NameIdentifier)?.Value;

        var decoded = Guid.TryParse(subClaim, out var userId);

        return (decoded, userId);
    }

    public static (bool Decoded, string email) GetUserEmail(this ClaimsPrincipal principal)
    {
        var emailClaim = principal.FindFirst("email")?.Value ?? principal.FindFirst(ClaimTypes.Email)?.Value;

        var decoded = !string.IsNullOrWhiteSpace(emailClaim);

        return (decoded, emailClaim!);
    }

    public static (bool Decoded, string role) GetUserRole(this ClaimsPrincipal principal)
    {
        var roleClaim = principal.FindFirst("role")?.Value ?? principal.FindFirst(ClaimTypes.Role)?.Value;

        var decoded = !string.IsNullOrWhiteSpace(roleClaim);

        return (decoded, roleClaim!);
    }

    public static Microsoft.AspNetCore.Mvc.ProblemDetails ToProblems(this IReadOnlyList<IError> errors, int statusCode = StatusCodes.Status400BadRequest) => new()
    {
        Detail = string.Join(',', errors.Select(e => e.Message)),
        Status = statusCode,
        Title = "Error",
    };
}