package com.gihon.sso.controller;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import com.gihon.common.auth.AuthUtils;
import com.gihon.common.web.response.Response;
import com.gihon.common.web.response.ResponseStatus;
import com.gihon.sso.entity.vo.LoginUser;
import com.gihon.sso.entity.vo.SsoToken;
import com.gihon.sso.entity.vo.UserInfo;
import com.gihon.sso.service.LoginUserService;
import com.gihon.sso.service.TokenService;

import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import lombok.extern.slf4j.Slf4j;

@Api("SSO认证模块")
@Slf4j
@RequestMapping("${gihon.common.login-path}")
@RestController
public class LoginController {
	@Autowired
	private LoginUserService userService;
	@Autowired
	private TokenService tokenService;

	/**
	 * 登录获取Token
	 * 
	 * @param loginUser
	 * @return
	 */
	@ApiOperation("SSO:登录")
	@PostMapping()
	public Response<SsoToken> login(@RequestBody LoginUser loginUser) {
		log.debug("SSO登录开始:{}", loginUser.getUserAccount());
		UserInfo userInfo = userService.queryUserForLogin(loginUser.getUserAccount(),loginUser.getPassWord());
		SsoToken token = null;
		Response<SsoToken> result = null;
		if(userInfo!=null) {
			token = tokenService.createToken(userInfo,loginUser.getMudoleType());	
			result = Response.ok(token);
		}else {
			result = Response.error(ResponseStatus.LOGIN_ERROR);
		}
		log.debug("SSO登录结束:{}/{}", loginUser.getUserAccount(),token);
		return result;
	}

	/**
	 * 用token获取用户信息 返回用户信息或者token失效
	 * @param loginUser
	 * @return
	 */
	@ApiOperation("SSO:token获取用户信息")
	@GetMapping("useInfo")
	public Response<UserInfo> userInfo() {
		String token = (String)AuthUtils.getRequest().getAttribute(AuthUtils.REQ_TOKEN);
		UserInfo userInfo = tokenService.checkTokenInfo(token);
		Response<UserInfo> result = null;
		if(userInfo!=null) {
			result = Response.ok(userInfo);
		}else {
			result = Response.error(ResponseStatus.TOKEN_EXPIRED);
		}
		return result;
	}

	/**
	 * 登出将Token失效,并且通知所有的token相关的系统url
	 * 
	 * @param loginUser
	 * @return
	 */
	@ApiOperation("SSO:登出")
	@GetMapping("logout")
	public Response<Void> logOut() {
		String token = (String)AuthUtils.getRequest().getAttribute(AuthUtils.REQ_TOKEN);
		tokenService.clearToken(token);
		log.debug("SSO退出:{}", token);
		return Response.ok();
	}

	/**
	 * 刷新token,并且通知所有的token相关的系统url
	 * 
	 * @param loginUser
	 * @return
	 */
	@ApiOperation("SSO:refresh刷新token")
	@ApiParam(name="refreshToken",value = "refreshToken" ,required = true,type = "query")
	@PostMapping("refresh")
	public Response<SsoToken> refreshToken(@RequestParam("refreshToken") String refreshToken) {
		SsoToken token = tokenService.refreshToken(refreshToken);
		Response<SsoToken> result = null;
		if(token!=null) {
			result = Response.ok(token);
		}else {
			result = Response.error(ResponseStatus.REFRESH_TOKEN_EXPIRED);
		}
		return result;
	}
}