package com.foxinmy.weixin4j.mp.component;

import com.alibaba.fastjson.JSONObject;
import com.foxinmy.weixin4j.exception.WeixinException;
import com.foxinmy.weixin4j.http.weixin.WeixinResponse;
import com.foxinmy.weixin4j.model.Token;
import com.foxinmy.weixin4j.mp.type.URLConsts;
import com.foxinmy.weixin4j.token.PerTicketManager;
import com.foxinmy.weixin4j.token.TokenCreator;
import com.foxinmy.weixin4j.token.TokenManager;

/**
 * 微信公众号token创建(永久刷新令牌)
 *
 * @className WeixinTokenComponentCreator
 * @author jinyu(foxinmy@gmail.com)
 * @date 2016年7月5日
 * @since JDK 1.6
 */
public class WeixinTokenComponentCreator extends TokenCreator {

	private final PerTicketManager perTicketManager;
	private final TokenManager componentTokenManager;

	/**
	 *
	 * @param perTicketManager
	 *            第三方套件永久授权码
	 * @param componentTokenManager
	 *            第三方套件凭证token
	 */
	public WeixinTokenComponentCreator(PerTicketManager perTicketManager, TokenManager componentTokenManager) {
		this.perTicketManager = perTicketManager;
		this.componentTokenManager = componentTokenManager;
	}

	@Override
	public String name() {
		return String.format("mp_token_component_%s_%s", perTicketManager.getThirdId(),
				perTicketManager.getAuthAppId());
	}

	@Override
	public String uniqueid() {
		return String.format("%s_%s", perTicketManager.getThirdId(), perTicketManager.getAuthAppId());
	}

	@Override
	public Token create() throws WeixinException {
		JSONObject obj = new JSONObject();
		obj.put("component_appid", perTicketManager.getThirdId());
		obj.put("authorizer_appid", perTicketManager.getAuthAppId());
		obj.put("authorizer_refresh_token", perTicketManager.getAccessTicket());
		WeixinResponse response = weixinExecutor.post(
				String.format(URLConsts.TOKEN_COMPONENT_URL, componentTokenManager.getAccessToken()),
				obj.toJSONString());
		obj = response.getAsJson();
		perTicketManager.cachingTicket(obj.getString("authorizer_refresh_token"));
		return new Token(obj.getString("authorizer_access_token"), obj.getLongValue("expires_in") * 1000l);
	}
}
