using System;
using System.Collections.Generic;
using System.IdentityModel.Tokens.Jwt;
using System.Security.Claims;
using System.Text;

namespace Api.SignToken
{
    
    public class JwtToken
    {
        public static dynamic BuildJwtToken(Claim[] claims, PermissionRequirement permissionRequirement)
        {
            var now = DateTime.UtcNow;
            var jwt = new JwtSecurityToken(
                issuer: permissionRequirement.Issuer,//签发者
                audience: permissionRequirement.Audience,//订阅者，使用人
                claims: claims,
                notBefore: now,//在此时间之前不能被接收处理
                expires: now.Add(permissionRequirement.Expiration),//超期时间
                signingCredentials: permissionRequirement.SigningCredentials
            );
            var encodedJwt = new JwtSecurityTokenHandler().WriteToken(jwt);
            return encodedJwt;
        }
    }
}