package com.ruoyi.web.controller.system;

import java.util.List;
import java.util.stream.Collectors;

import io.swagger.annotations.ApiOperation;
import org.apache.commons.lang3.ArrayUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import com.ruoyi.common.annotation.Log;
import com.ruoyi.common.constant.UserConstants;
import com.ruoyi.common.core.controller.BaseController;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.core.domain.entity.SysRole;
import com.ruoyi.common.core.domain.entity.SysUser;
import com.ruoyi.common.core.page.TableDataInfo;
import com.ruoyi.common.enums.BusinessType;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.poi.ExcelUtil;
import com.ruoyi.system.service.ISysPostService;
import com.ruoyi.system.service.ISysRoleService;
import com.ruoyi.system.service.ISysUserService;

/**
 * 用户信息
 *
 * @author ruoyi
 */
@RestController
@RequestMapping("/system/user")
public class SysUserController extends BaseController {
    @Autowired
    private ISysUserService userService;

    @Autowired
    private ISysRoleService roleService;

    @Autowired
    private ISysPostService postService;

    /**
     * 获取用户列表
     */
    // @PreAuthorize("@ss.hasPermi('system:user:list')")
    @GetMapping("/list")
    public TableDataInfo list(SysUser user) {
        startPage();
        List<SysUser> list = userService.selectUserList(user);
        return getDataTable(list);
    }

    @Log(title = "用户管理", businessType = BusinessType.EXPORT)
    // @PreAuthorize("@ss.hasPermi('system:user:export')")
    @GetMapping("/export")
    public AjaxResult export(SysUser user) {
        List<SysUser> list = userService.selectUserList(user);
        ExcelUtil<SysUser> util = new ExcelUtil<SysUser>(SysUser.class);
        return util.exportExcel(list, "用户数据");
    }

    @Log(title = "用户管理", businessType = BusinessType.IMPORT)
    // @PreAuthorize("@ss.hasPermi('system:user:import')")
    @PostMapping("/importData")
    public AjaxResult importData(MultipartFile file, boolean updateSupport) throws Exception {
        ExcelUtil<SysUser> util = new ExcelUtil<SysUser>(SysUser.class);
        List<SysUser> userList = util.importExcel(file.getInputStream());
        String operName = getUsername();
        String message = userService.importUser(userList, updateSupport, operName);
        return AjaxResult.success(message);
    }

    @GetMapping("/importTemplate")
    public AjaxResult importTemplate() {
        ExcelUtil<SysUser> util = new ExcelUtil<SysUser>(SysUser.class);
        return util.importTemplateExcel("用户数据");
    }

    /**
     * 根据用户编号获取详细信息
     */
    // @PreAuthorize("@ss.hasPermi('system:user:query')")
    @GetMapping(value = {"/", "/{userId}"})
    public AjaxResult getInfo(@PathVariable(value = "userId", required = false) Long userId) {
        userService.checkUserDataScope(userId);
        AjaxResult ajax = AjaxResult.success();
        List<SysRole> roles = roleService.selectRoleAll();
        ajax.put("roles", SysUser.isAdmin(userId) ? roles : roles.stream().filter(r -> !r.isAdmin()).collect(Collectors.toList()));
        ajax.put("posts", postService.selectPostAll());
        if (StringUtils.isNotNull(userId)) {
            ajax.put(AjaxResult.DATA_TAG, userService.selectUserById(userId));
            ajax.put("postIds", postService.selectPostListByUserId(userId));
            ajax.put("roleIds", roleService.selectRoleListByUserId(userId));
        }
        return ajax;
    }

    /**
     * 新增用户
     */
    // @PreAuthorize("@ss.hasPermi('system:user:add')")
    @Log(title = "用户管理", businessType = BusinessType.INSERT)
    @PostMapping
    public AjaxResult add(@Validated @RequestBody SysUser user) {
        if (UserConstants.NOT_UNIQUE.equals(userService.checkUserNameUnique(user.getUserName()))) {
            return AjaxResult.error("新增用户'" + user.getUserName() + "'失败，登录账号已存在");
        } else if (StringUtils.isNotEmpty(user.getPhonenumber()) && UserConstants.NOT_UNIQUE.equals(userService.checkPhoneUnique(user))) {
            return AjaxResult.error("新增用户'" + user.getUserName() + "'失败，手机号码已存在");
        } else if (StringUtils.isNotEmpty(user.getEmail()) && UserConstants.NOT_UNIQUE.equals(userService.checkEmailUnique(user))) {
            return AjaxResult.error("新增用户'" + user.getUserName() + "'失败，邮箱账号已存在");
        }
        user.setCreateBy(getUsername());
        if (checkPasswordRule(user.getPassword())) {
            user.setPassword(SecurityUtils.encryptPassword(user.getPassword()));
        } else {
            AjaxResult.error("密码格式: 大小写字母、数字、特殊字符中的至少三种（长度大于等于8位）");
        }
        return toAjax(userService.insertUser(user));
    }

    public static final String REG_NUMBER = ".*\\d+.*";
    //小写字母
    public static final String REG_UPPERCASE = ".*[A-Z]+.*";
    //大写字母
    public static final String REG_LOWERCASE = ".*[a-z]+.*";
    //特殊符号
    public static final String REG_SYMBOL = ".*[~!@#$%^&*()_+|<>,.?/:;'\\[\\]{}\"]+.*";

    public static boolean checkPasswordRule(String password) {
        //密码为空或者长度小于8位则返回false
        if (password == null || password.length() < 8) return false;
        int i = 0;
        if (password.matches(REG_NUMBER)) i++;
        if (password.matches(REG_LOWERCASE)) i++;
        if (password.matches(REG_UPPERCASE)) i++;
        if (password.matches(REG_SYMBOL)) i++;
        if (i < 3) return false;
        return true;
    }

    /**
     * 修改用户
     */
    // @PreAuthorize("@ss.hasPermi('system:user:edit')")
    @Log(title = "用户管理", businessType = BusinessType.UPDATE)
    @PostMapping("/edit")
    public AjaxResult edit(@Validated @RequestBody SysUser user) {
        userService.checkUserAllowed(user);
        if (StringUtils.isNotEmpty(user.getPhonenumber()) && UserConstants.NOT_UNIQUE.equals(userService.checkPhoneUnique(user))) {
            return AjaxResult.error("修改用户'" + user.getUserName() + "'失败，手机号码已存在");
        } else if (StringUtils.isNotEmpty(user.getEmail()) && UserConstants.NOT_UNIQUE.equals(userService.checkEmailUnique(user))) {
            return AjaxResult.error("修改用户'" + user.getUserName() + "'失败，邮箱账号已存在");
        }
        user.setUpdateBy(getUsername());
        return toAjax(userService.updateUser(user));
    }

    /**
     * 删除用户
     */
    // @PreAuthorize("@ss.hasPermi('system:user:remove')")
    @Log(title = "用户管理", businessType = BusinessType.DELETE)
    @GetMapping("/remove/{userIds}")
    public AjaxResult remove(@PathVariable Long[] userIds) {
        if (ArrayUtils.contains(userIds, getUserId())) {
            return error("当前用户不能删除");
        }
        return toAjax(userService.deleteUserByIds(userIds));
    }

    /**
     * 重置密码
     */
    // @PreAuthorize("@ss.hasPermi('system:user:resetPwd')")
    @Log(title = "用户管理", businessType = BusinessType.UPDATE)
    @PostMapping("/resetPwd")
    public AjaxResult resetPwd(@RequestBody SysUser user) {
        userService.checkUserAllowed(user);
        if (checkPasswordRule(user.getPassword())) {
            user.setPassword(SecurityUtils.encryptPassword(user.getPassword()));
        } else {
            AjaxResult.error("密码格式: 大小写字母、数字、特殊字符中的至少三种（长度大于等于8位）");
        }
        user.setUpdateBy(getUsername());
        return toAjax(userService.resetPwd(user));
    }

    /**
     * 状态修改
     */
    // @PreAuthorize("@ss.hasPermi('system:user:edit')")
    @Log(title = "用户管理", businessType = BusinessType.UPDATE)
    @PostMapping("/changeStatus")
    public AjaxResult changeStatus(@RequestBody SysUser user) {
        userService.checkUserAllowed(user);
        user.setUpdateBy(getUsername());
        return toAjax(userService.updateUserStatus(user));
    }

    /**
     * 根据用户编号获取授权角色
     */
    // @PreAuthorize("@ss.hasPermi('system:user:query')")
    @GetMapping("/authRole/{userId}")
    public AjaxResult authRole(@PathVariable("userId") Long userId) {
        AjaxResult ajax = AjaxResult.success();
        SysUser user = userService.selectUserById(userId);
        List<SysRole> roles = roleService.selectRolesByUserId(userId);
        ajax.put("user", user);
        ajax.put("roles", SysUser.isAdmin(userId) ? roles : roles.stream().filter(r -> !r.isAdmin()).collect(Collectors.toList()));
        return ajax;
    }

    /**
     * 用户授权角色
     */
    // @PreAuthorize("@ss.hasPermi('system:user:edit')")
    @Log(title = "用户管理", businessType = BusinessType.GRANT)
    @PostMapping("/authRole/insertAuthRole")
    public AjaxResult insertAuthRole(@RequestBody SysUser user) {
        userService.insertUserAuth(user.getUserId(), user.getRoleIds());
        return success();
    }

    @ApiOperation("获取用户姓名")
    @GetMapping("/getNickname")
    public AjaxResult getNickname() {
        return AjaxResult.success(userService.getNickName());
    }

    @ApiOperation("清理错误次数")
    @GetMapping("/cleanErrorNums/{userName}")
    public AjaxResult cleanErrorNums(@PathVariable String userName) {
        return AjaxResult.success(userService.cleanErrorNums(userName));
    }


}