package cn.aiyangniu.api.controller.system;

import cn.aiyangniu.api.common.entity.system.AuthEntity;
import cn.aiyangniu.api.common.entity.system.SysModEntity;
import cn.aiyangniu.api.common.entity.system.SysModVo;
import cn.aiyangniu.api.service.system.SysModService;
import cn.aiyangniu.api.common.util.AuthUtil;
import cn.aiyangniu.api.common.util.CharacterFiltUtil;
import cn.aiyangniu.api.common.util.RandomUtil;
import com.alibaba.fastjson.JSONObject;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import java.util.*;

/**
 * 模块业务接口类
 *
 * @author Henry Hall
 * @since 2020-08-08
 */
@Slf4j
@RestController
@Api(tags="系统模块接口")
@RequestMapping("/sysModule")
public class SysModController {

    @Resource
    private SysModService modService;

    @Resource
    private RandomUtil randomUtil;

    @Resource
    private AuthUtil authUtil;

    /**
     * saveMod 新增/修改模块
     *
     * @param req 请求对象
     * @return 返回结果Json串
     */
    @ApiOperation(value = "新增/修改模块信息")
    @RequestMapping(value="/save", method= RequestMethod.POST)
    @ApiImplicitParam(name = "modEntity", value = "模块信息实体对象", paramType = "body", dataType="SysModEntity", dataTypeClass = SysModEntity.class, required = true)
    public Map<String, Object> saveMod(@RequestBody SysModEntity modEntity, HttpServletRequest req) {
        Map<String, Object> result = new HashMap<>();
        String retCode, retMsg, sysRandom, token, reqRandom, userId, modId, modName, code, parentId, logo, url;
        token = req.getHeader("Authorization");
        if(token == null || "null".equals(token)) {
            retCode = "1002";
            retMsg = "对不起，您的操作非法，请登录！";
        } else {
            AuthEntity auth = authUtil.getUserId(token);
            if(auth == null || !auth.isSuccess()) {
                retCode = "1002";
                retMsg = "对不起，您没有登录或会话超时，请重新登录！";
            } else {
                userId = auth.getUserId();
                sysRandom = randomUtil.getSysRandom(userId);
                modId = modEntity.getModId();
                modName = modEntity.getModName();
                code = modEntity.getModCode();
                parentId = modEntity.getParentId();
                logo = modEntity.getLogo();
                url = modEntity.getUrl();
                reqRandom = modEntity.getReqRandom();
                modId = CharacterFiltUtil.inputFilter(modId, true);
                modName = CharacterFiltUtil.inputFilter(modName, true);
                code = CharacterFiltUtil.inputFilter(code, true);
                parentId = CharacterFiltUtil.inputFilter(parentId, true);
                logo = CharacterFiltUtil.inputFilter(logo, true);
                url = CharacterFiltUtil.inputFilter(url, true);
                reqRandom = CharacterFiltUtil.inputFilter(reqRandom, true);
                if("".equals(modName) || "".equals(code) || "0".equals(parentId) || "".equals(reqRandom)) {
                    retCode = "100110020101";
                    retMsg = "对不起，您输入的信息有为空的必填项，请检查！";
                } else if(modName.length() > 30 || code.length() > 10 || logo.length() > 30 || url.length() > 60 || parentId.length() != 36) {
                    retCode = "100110020102";
                    retMsg = "对不起，您输入的信息有超出字数限制的项，请检查！";
                } else if(RandomUtil.verifySysRandom(reqRandom, sysRandom)) {
                    retCode = "100110020103";
                    retMsg = "对不起，您已经提交过了，请不要重复提交！";
                } else {
                    randomUtil.setSysRandom(userId);
                    modEntity.setModName(modName);
                    modEntity.setModCode(code);
                    modEntity.setParentId(parentId);
                    modEntity.setUrl(url);
                    modEntity.setLogo(logo);
                    modEntity.setOptUser(userId);
                    int r;
                    if("".equals(modId)) {
                        r = modService.addMod(modEntity);
                    } else {
                        modEntity.setModId(modId);
                        r = modService.edtMod(modEntity);
                    }
                    if(r != 0) {
                        retCode = "1001";
                        retMsg = "恭喜您，模块保存成功！";
                    } else {
                        retCode = "100110020104";
                        retMsg = "对不起，系统错误，请联系系统管理员！";
                    }
                }
            }
        }
        result.put("code", retCode);
        result.put("msg", retMsg);
        return result;
    }

    /**
     * deleteMod 删除模块
     *
     * @param req 请求对象
     * @return 返回结果Json串
     */
    @ApiOperation(value = "删除模块信息")
    @RequestMapping(value="/delete", method= RequestMethod.POST)
    @ApiImplicitParam(name = "vo", value = "删除模块的请求对象", paramType = "body", dataType="SysModVo", dataTypeClass = SysModVo.class, required = true)
    public Map<String, Object> deleteMod(@RequestBody SysModVo vo, HttpServletRequest req) {
        Map<String, Object> result = new HashMap<>();
        String retCode, retMsg, token;
        token = req.getHeader("Authorization");
        if(token == null || "null".equals(token)) {
            retCode = "1002";
            retMsg = "对不起，您的操作非法，请登录！";
        } else {
            AuthEntity auth = authUtil.getUserId(token);
            if(auth == null || !auth.isSuccess()) {
                retCode = "1002";
                retMsg = "对不起，您没有登录或会话超时，请重新登录！";
            } else {
                List<String> ids = vo.getModIds();
                if(ids==null || ids.size()==0) {
                    retCode = "100110020201";
                    retMsg = "对不起，您提交的信息有为空的必填项，请检查！";
                } else {
                    int r = modService.delMods(auth.getUserId(), ids);
                    if(r != 0) {
                        retCode = "1001";
                        retMsg = "恭喜您，模块删除成功！";
                    } else {
                        retCode = "100110020204";
                        retMsg = "对不起，系统错误，请联系系统管理员！";
                    }
                }
            }
        }
        result.put("code", retCode);
        result.put("msg", retMsg);
        return result;
    }

    /**
     * getMod 获取单一模块
     *
     * @param req 请求对象
     * @return 返回结果Json串
     */
    @ApiOperation(value = "获取模块详情")
    @RequestMapping(value="/getById", method= RequestMethod.GET)
    @ApiImplicitParam(name = "modId", value = "模块编号", paramType = "query", dataType="string", dataTypeClass = String.class, required = true)
    public Map<String, Object> getMod(String modId, HttpServletRequest req) {
        Map<String, Object> result = new HashMap<>();
        String retCode, retMsg, token;
        SysModEntity modEntity;
        token = req.getHeader("Authorization");
        if(token == null || "null".equals(token)) {
            retCode = "1002";
            retMsg = "对不起，您的操作非法，请登录！";
        } else {
            boolean auth = authUtil.hasLogin(token);
            if(!auth) {
                retCode = "1002";
                retMsg = "对不起，您没有登录或会话超时，请重新登录！";
            } else {
                modId = CharacterFiltUtil.inputFilter(modId, true);
                if("".equals(modId) || modId.length() != 36) {
                    retCode = "100110020301";
                    retMsg = "对不起，您请求的参数非法，请重试！";
                } else {
                    modEntity = modService.getMod(modId);
                    if(modEntity != null) {
                        result.put("data", modEntity);
                        retCode = "1001";
                        retMsg = "查询成功。";
                    } else {
                        retCode = "100110020305";
                        retMsg = "暂无内容";
                    }
                }
            }
        }
        result.put("code", retCode);
        result.put("msg", retMsg);
        return result;
    }

    /**
     * list 列表显示模块
     *
     * @param req 请求对象
     * @return 返回结果Json串
     */
    @ApiOperation(value = "获取模块树状列表")
    @RequestMapping(value="/list", method= RequestMethod.GET)
    @ApiImplicitParam(name = "parentId", value = "父级模块编号", paramType = "query", dataType="string", dataTypeClass = String.class)
    public Map<String, Object> listMods(String parentId, HttpServletRequest req) {
        Map<String, Object> result = new HashMap<>();
        String retCode, retMsg, token;
        token = req.getHeader("Authorization");
        if(token == null || "null".equals(token)) {
            retCode = "1002";
            retMsg = "对不起，您的操作非法，请登录！";
        } else {
            boolean auth = authUtil.hasLogin(token);
            if(!auth) {
                retCode = "1002";
                retMsg = "对不起，您没有登录或会话超时，请重新登录！";
            } else {
                parentId = parentId==null || "".equals(parentId) ? "00000000-0000-0000-0000-000000000000" : parentId; // 一级模块的父级编号
                List<SysModEntity> modEntities = modService.listMods(parentId);
                if(modEntities != null && modEntities.size() > 0) {
                    result.put("data", modEntities);
                    retCode = "1001";
                    retMsg = "查询成功。";
                } else {
                    retCode = "100110020405";
                    retMsg = "暂无内容";
                }
            }
        }
        result.put("code", retCode);
        result.put("msg", retMsg);
        return result;
    }

    /**
     * select 选择显示模块
     *
     * @param req 请求对象
     * @return 返回结果Json串
     */
    @ApiOperation(value = "获取模块下拉列表")
    @RequestMapping(value="/select", method= RequestMethod.GET)
    @ApiImplicitParams({
        @ApiImplicitParam(name = "kind", value = "种类，1为全部，2为当前用户所拥有的", paramType = "query", dataType="string", dataTypeClass = String.class),
        @ApiImplicitParam(name = "schName", value = "关键字", paramType = "query", dataType="string", dataTypeClass = String.class)
    })
    public Map<String, Object> selMods(String kind, String schName, HttpServletRequest req) {
        Map<String, Object> result = new HashMap<>();
        String retCode, retMsg, token, parentId;
        token = req.getHeader("Authorization");
        if(token == null || "null".equals(token)) {
            retCode = "1002";
            retMsg = "对不起，您的操作非法，请登录！";
        } else {
            JSONObject userSession = authUtil.getUserSession(token);
            if(userSession == null) {
                retCode = "1002";
                retMsg = "对不起，您没有登录或会话超时，请重新登录！";
            } else {
                kind = CharacterFiltUtil.inputFilter(kind, true);
                schName = CharacterFiltUtil.inputFilter(schName, true);
                String userMods = userSession.get("modCodes").toString();
                parentId = "00000000-0000-0000-0000-000000000000"; // 一级模块的父级编号
                List<SysModEntity> modEntities = modService.selMods(kind, parentId, schName, userMods);
                if(modEntities != null && modEntities.size() > 0) {
                    result.put("data", modEntities);
                    retCode = "1001";
                    retMsg = "查询成功。";
                } else {
                    retCode = "100110020505";
                    retMsg = "暂无内容";
                }
            }
        }
        result.put("code", retCode);
        result.put("msg", retMsg);
        return result;
    }

    /**
     * sortMods 统计某模块下的子模块数量，用于自动排序
     */
    @ApiOperation(value = "获取模块数量")
    @RequestMapping(value="/sort", method= RequestMethod.GET)
    @ApiImplicitParam(name = "parentId", value = "父级模块编号", paramType = "query", dataType="string", dataTypeClass = String.class)
    private Map<String, Object> sortMods(String parentId, HttpServletRequest req) {
        Map<String, Object> result = new HashMap<>();
        String retCode, retMsg, token;
        token = req.getHeader("Authorization");
        if(token == null || "null".equals(token)) {
            retCode = "1002";
            retMsg = "对不起，您的操作非法，请登录！";
        } else {
            boolean auth = authUtil.hasLogin(token);
            if(!auth) {
                retCode = "1002";
                retMsg = "对不起，您没有登录或会话超时，请重新登录！";
            } else {
                parentId = CharacterFiltUtil.inputFilter(parentId, true);
                if("".equals(parentId) || parentId.length() != 36) {
                    retCode = "100110020601";
                    retMsg = "对不起，您请求的参数不正确，请重试！";
                } else {
                    int modNum = modService.sortMods(parentId);
                    result.put("data", modNum);
                    retCode = "1001";
                    retMsg = "查询成功。";
                }
            }
        }
        result.put("code", retCode);
        result.put("msg", retMsg);
        return result;
    }

    /**
     * getModBtns 获取模块及按钮信息
     *
     * @param req 请求对象
     * @return 返回结果Json串
     */
    @ApiOperation(value = "获取模块及数量")
    @RequestMapping(value="/getModBtns", method= RequestMethod.GET)
    public Map<String, Object> getModBtns(HttpServletRequest req) {
        Map<String, Object> result = new HashMap<>();
        String retCode, retMsg, token;
        token = req.getHeader("Authorization");
        if(token == null || "null".equals(token)) {
            retCode = "1002";
            retMsg = "对不起，您的操作非法，请登录！";
        } else {
            boolean auth = authUtil.hasLogin(token);
            if(!auth) {
                retCode = "1002";
                retMsg = "对不起，您没有登录或会话超时，请重新登录！";
            } else {
                List<SysModEntity> modEntities = modService.getModBtns();
                if(modEntities != null && modEntities.size() > 0) {
                    result.put("data", modEntities);
                    retCode = "1001";
                    retMsg = "查询成功。";
                } else {
                    retCode = "100110020905";
                    retMsg = "暂无内容";
                }
            }
        }
        result.put("code", retCode);
        result.put("msg", retMsg);
        return result;
    }
}