package com.foxinmy.weixin4j.qy.api;
   
   import com.alibaba.fastjson.JSON;
   import com.alibaba.fastjson.JSONObject;
   import com.foxinmy.weixin4j.cache.CacheStorager;
   import com.foxinmy.weixin4j.exception.WeixinException;
   import com.foxinmy.weixin4j.http.weixin.WeixinResponse;
   import com.foxinmy.weixin4j.model.Token;
   import com.foxinmy.weixin4j.qy.model.OUserInfo;
  import com.foxinmy.weixin4j.qy.type.LoginTargetType;
  import com.foxinmy.weixin4j.token.TokenCreator;
  import com.foxinmy.weixin4j.token.TokenManager;
  import com.foxinmy.weixin4j.util.StringUtil;
  
  /**
   * 服务商相关API
   *
   * @className ProviderApi
   * @author jinyu(foxinmy@gmail.com)
   * @date 2015年12月30日
   * @since JDK 1.6
   * @see <a
   *      href="http://qydev.weixin.qq.com/wiki/index.php?title=%E4%BC%81%E4%B8%9A%E5%8F%B7%E7%99%BB%E5%BD%95%E6%8E%88%E6%9D%83">企业号登录授权说明</a>
   */
  public class ProviderApi extends QyApi {
  	private final TokenManager providerTokenManager;
  	private final CacheStorager<Token> cacheStorager;
  
  	public ProviderApi(TokenManager providerTokenManager,
  			CacheStorager<Token> cacheStorager) {
  		this.providerTokenManager = providerTokenManager;
  		this.cacheStorager = cacheStorager;
  	}
  
  	/**
  	 * 第三方套件获取企业号管理员登录信息
  	 *
  	 * @param authCode
  	 *            oauth2.0授权企业号管理员登录产生的code
  	 * @return 登陆信息
  	 * @see <a
  	 *      href="http://qydev.weixin.qq.com/wiki/index.php?title=%E8%8E%B7%E5%8F%96%E4%BC%81%E4%B8%9A%E7%AE%A1%E7%90%86%E5%91%98%E7%99%BB%E5%BD%95%E4%BF%A1%E6%81%AF">授权获取企业号管理员登录信息</a>
  	 * @see com.foxinmy.weixin4j.qy.model.OUserInfo
  	 * @throws WeixinException
  	 */
  	public OUserInfo getOUserInfoByCode(String authCode) throws WeixinException {
  		String oauth_thirdinfo_uri = getRequestUri("oauth_logininfo_uri");
  		WeixinResponse response = weixinExecutor.post(
  				String.format(oauth_thirdinfo_uri,
  						providerTokenManager.getAccessToken()),
  				String.format("{\"auth_code\":\"%s\"}", authCode));
  		JSONObject obj = response.getAsJson();
  		OUserInfo oUser = JSON.toJavaObject(obj, OUserInfo.class);
  		obj = obj.getJSONObject("redirect_login_info");
  		Token loginInfo = new Token(obj.getString("login_ticket"),
  				obj.getLongValue("expires_in") * 1000l);
  		oUser.setRedirectLoginInfo(loginInfo);
  		cacheStorager.caching(getLoginTicketCacheKey(oUser.getCorpInfo()
  				.getCorpId()), oUser.getRedirectLoginInfo());
  		return oUser;
  	}
  
  	private String getLoginTicketCacheKey(String coprId) {
  		return String.format("%sqy_provider_ticket_%s",
  				TokenCreator.CACHEKEY_PREFIX, coprId);
  	}
  
  	/**
  	 * 获取登录企业号官网的url
  	 *
  	 * @param corpId
  	 *            <font color="red">oauth授权的corpid</font>
  	 * @param targetType
  	 *            登录跳转到企业号后台的目标页面
  	 * @param agentId
  	 *            授权方应用id 小余1时则不传递
  	 * @return 登陆URL
  	 * @see <a
  	 *      href="http://qydev.weixin.qq.com/wiki/index.php?title=%E8%8E%B7%E5%8F%96%E7%99%BB%E5%BD%95%E4%BC%81%E4%B8%9A%E5%8F%B7%E5%AE%98%E7%BD%91%E7%9A%84url">获取登录企业号官网的url</a>
  	 * @throws WeixinException
  	 */
  	public String getLoginUrl(String corpId, LoginTargetType targetType,
  			int agentId) throws WeixinException {
  		Token token = cacheStorager.lookup(getLoginTicketCacheKey(corpId));
  		if (token == null || StringUtil.isBlank(token.getAccessToken())) {
  			throw new WeixinException("maybe oauth first?");
  		}
  		String oauth_loginurl_uri = getRequestUri("oauth_loginurl_uri");
  		JSONObject obj = new JSONObject();
  		obj.put("login_ticket", token.getAccessToken());
  		obj.put("target", targetType.name());
  		if (agentId > 0) {
  			obj.put("agentid", agentId);
  		}
  		WeixinResponse response = weixinExecutor.post(
  				String.format(oauth_loginurl_uri,
  						providerTokenManager.getAccessToken()),
  				obj.toJSONString());
  		return response.getAsJson().getString("login_url");
 	}
 }