using JNPF.Extras.CollectiveOAuth.Cache;
using JNPF.Extras.CollectiveOAuth.Config;
using JNPF.Extras.CollectiveOAuth.Models;
using JNPF.Extras.CollectiveOAuth.Utils;
using JNPF.Extras.CollectiveOAuth.Enums;

namespace JNPF.Extras.CollectiveOAuth.Request;

public class TeambitionAuthRequest : DefaultAuthRequest
{
    public TeambitionAuthRequest(ClientConfig config) : base(config, new GithubAuthSource())
    {
    }

    public TeambitionAuthRequest(ClientConfig config, IAuthStateCache authStateCache)
        : base(config, new GithubAuthSource(), authStateCache)
    {
    }

    protected override AuthToken getAccessToken(AuthCallback authCallback)
    {
        var reqHeaders = new Dictionary<string, object>
        {
            { "Content-Type", "application/x-www-form-urlencoded" },
        };
        var reqParams = new Dictionary<string, object>
        {
            { "client_id", config.clientId },
            { "client_secret", config.clientSecret },
            { "code", authCallback.code },
            { "grant_type", "code" },
        };

        var response = HttpUtils.RequestPost(source.accessToken(), reqParams.spellParams(), reqHeaders);

        var accessTokenObject = response.parseObject();

        this.checkResponse(accessTokenObject);

        var authToken = new AuthToken();
        authToken.accessToken = accessTokenObject.getString("access_token");
        authToken.refreshToken = accessTokenObject.getString("refresh_token");

        return authToken;
    }

    protected override AuthUser getUserInfo(AuthToken authToken)
    {
        var accessToken = authToken.accessToken;
        var reqHeaders = new Dictionary<string, object>
        {
            { "Authorization", "OAuth2 " + accessToken },
        };

        var response = HttpUtils.RequestGet(source.userInfo(), reqHeaders);
        var userObj = response.parseObject();

        this.checkResponse(userObj);
        authToken.uid = userObj.getString("_id");

        var authUser = new AuthUser();
        authUser.uuid = userObj.getString("_id");
        authUser.username = userObj.getString("name");
        authUser.nickname = userObj.getString("name");
        authUser.avatar = userObj.getString("avatarUrl");
        authUser.blog = userObj.getString("website");
        authUser.location = userObj.getString("location");
        authUser.email = userObj.getString("email");
        authUser.gender = AuthUserGender.UNKNOWN;
        authUser.token = authToken;
        authUser.source = source.getName();
        authUser.originalUser = userObj;
        authUser.originalUserStr = response;
        return authUser;
    }

    
    public override AuthResponse refresh(AuthToken oldToken)
    {
        string uid = oldToken.uid;
        string refreshToken = oldToken.refreshToken;
        var reqHeaders = new Dictionary<string, object>
        {
            { "Content-Type", "application/x-www-form-urlencoded" },
        };
        var reqParams = new Dictionary<string, object>
        {
            { "_userId", uid },
            { "refresh_token", refreshToken },
        };

        var response = HttpUtils.RequestPost(source.refresh(), reqParams.spellParams(), reqHeaders);

        var refreshTokenObject = response.parseObject();

        this.checkResponse(refreshTokenObject);

        var authToken = new AuthToken();
        authToken.accessToken = refreshTokenObject.getString("access_token");
        authToken.refreshToken = refreshTokenObject.getString("refresh_token");

        return new AuthResponse(AuthResponseStatus.SUCCESS.GetCode(), AuthResponseStatus.SUCCESS.GetDesc(), authToken);
    }


    /**
    * 校验请求结果
    *
    * @param response 请求结果
    * @return 如果请求结果正常，则返回Exception
    */
    private void checkResponse(Dictionary<string, object> dic)
    {
        if (dic.ContainsKey("message") && dic.ContainsKey("name"))
        {
            throw new Exception($"{dic.getString("getString")}, {dic.getString("name")}");
        }
    }
}