using System.IdentityModel.Tokens.Jwt; using System.Security.Claims; using Microsoft.IdentityModel.Tokens; using Milimoe.FunGame.Core.Library.Constant; namespace Milimoe.FunGame.WebAPI.Services { public class JWTService(IConfiguration configuration) { public string GenerateToken(string username) { // 创建一个包含用户信息的声明 Claim[] claims = [ new Claim(JwtRegisteredClaimNames.Sub, username), new Claim(JwtRegisteredClaimNames.Jti, Guid.NewGuid().ToString()) ]; // 获取密钥和发行者 SymmetricSecurityKey key = new(General.DefaultEncoding.GetBytes(configuration["Jwt:Key"] ?? "undefined")); SigningCredentials creds = new(key, SecurityAlgorithms.HmacSha256); JwtSecurityToken token = new( issuer: configuration["Jwt:Issuer"], audience: configuration["Jwt:Audience"], claims: claims, expires: DateTime.Now.AddMinutes(30), // 设置过期时间 signingCredentials: creds ); return new JwtSecurityTokenHandler().WriteToken(token); } } }