package com.gkhy.exam.admin.controller.system;


import cn.hutool.core.util.ObjectUtil;
import cn.hutool.poi.excel.ExcelUtil;
import com.gkhy.exam.common.annotation.Log;
import com.gkhy.exam.common.api.CommonResult;
import com.gkhy.exam.common.domain.entity.SysRole;
import com.gkhy.exam.common.domain.entity.SysUser;
import com.gkhy.exam.common.domain.model.LoginUser;
import com.gkhy.exam.common.domain.model.LoginUserDetails;
import com.gkhy.exam.common.enums.BusinessType;
import com.gkhy.exam.common.utils.SecurityUtils;
import com.gkhy.exam.framework.web.service.SysPermissionService;
import com.gkhy.exam.framework.web.service.TokenService;
import com.gkhy.exam.system.domain.SysUserRole;
import com.gkhy.exam.system.service.ISysRoleService;
import com.gkhy.exam.system.service.SysUserService;
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 javax.servlet.http.HttpServletResponse;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import static com.gkhy.exam.common.utils.PageUtils.startPage;
import static com.gkhy.exam.common.utils.SecurityUtils.getLoginUser;
import static com.gkhy.exam.common.utils.SecurityUtils.getUsername;

/**
 * 角色信息
 * 
 * @author expert
 */
@RestController
@RequestMapping("/system/role")
public class SysRoleController
{
    @Autowired
    private ISysRoleService roleService;

    @Autowired
    private TokenService tokenService;

    @Autowired
    private SysPermissionService permissionService;

    @Autowired
    private SysUserService userService;

//    @Autowired
//    private ISysDeptService deptService;

    // @PreAuthorize("hasAnyAuthority('system:role:list')")
    @GetMapping("/list")
    public CommonResult list(SysRole role)
    {

        return CommonResult.success(roleService.selectRoleList(role));
    }

//    @Log(title = "角色管理", businessType = BusinessType.EXPORT)
//    @PreAuthorize("hasAnyAuthority('system:role:export')")
//    @PostMapping("/export")
//    public void export(HttpServletResponse response, SysRole role)
//    {
//        List<SysRole> list = roleService.selectRoleList(role);
//        ExcelUtil<SysRole> util = new ExcelUtil<SysRole>(SysRole.class);
//        util.exportExcel(response, list, "角色数据");
//    }

    /**
     * 根据角色编号获取详细信息
     */
    //@PreAuthorize("hasAnyAuthority('system:role:query')")
    @GetMapping(value = "/{roleId}")
    public CommonResult getInfo(@PathVariable Long roleId)
    {
        roleService.checkRoleDataScope(roleId);
        return CommonResult.success(roleService.selectRoleById(roleId));
    }

    /**
     * 新增角色
     */
    //@PreAuthorize("hasAnyAuthority('system:role:add')")
    //@Log(title = "角色管理", businessType = BusinessType.INSERT)
    @PostMapping
    public CommonResult add(@Validated @RequestBody SysRole role)
    {
        if (!roleService.checkRoleNameUnique(role))
        {
            return CommonResult.failed("新增角色'" + role.getRoleName() + "'失败，角色名称已存在");
        }
        else if (!roleService.checkRoleKeyUnique(role))
        {
            return CommonResult.failed("新增角色'" + role.getRoleName() + "'失败，角色权限已存在");
        }
        role.setCreateBy(getUsername());
        return CommonResult.success(roleService.insertRole(role));

    }

    /**
     * 修改保存角色
     */
    //@PreAuthorize("hasAnyAuthority('system:role:edit')")
    //@Log(title = "角色管理", businessType = BusinessType.UPDATE)
    @PutMapping
    public CommonResult edit(@Validated @RequestBody SysRole role)
    {
        roleService.checkRoleAllowed(role);
        roleService.checkRoleDataScope(role.getRoleId());
        if (!roleService.checkRoleNameUnique(role))
        {
            return CommonResult.failed("修改角色'" + role.getRoleName() + "'失败，角色名称已存在");
        }
        else if (!roleService.checkRoleKeyUnique(role))
        {
            return CommonResult.failed("修改角色'" + role.getRoleName() + "'失败，角色权限已存在");
        }
        role.setUpdateBy(getUsername());
        
        if (roleService.updateRole(role) > 0)
        {
            // 更新缓存用户权限
            LoginUserDetails loginUser = getLoginUser();

            if (ObjectUtil.isNotNull(loginUser.getUser()) && !SecurityUtils.adminUser())
            {
                loginUser.setUser(userService.selectUserByUsername(loginUser.getUser().getName()));
                loginUser.setPermissions(permissionService.getMenuPermission(loginUser.getUser()));
                tokenService.setLoginUser(loginUser);
            }
            return CommonResult.success();
        }
        return CommonResult.failed("修改角色'" + role.getRoleName() + "'失败，请联系管理员");
    }

    /**
     * 修改保存数据权限
     */
    //@PreAuthorize("hasAnyAuthority('system:role:edit')")
    //@Log(title = "角色管理", businessType = BusinessType.UPDATE)
    @PutMapping("/dataScope")
    public CommonResult dataScope(@RequestBody SysRole role)
    {
        roleService.checkRoleAllowed(role);
        roleService.checkRoleDataScope(role.getRoleId());
        return CommonResult.success(roleService.authDataScope(role));
    }

    /**
     * 状态修改
     */
    //@PreAuthorize("hasAnyAuthority('system:role:edit')")
    // @Log(title = "角色管理", businessType = BusinessType.UPDATE)
    @PutMapping("/changeStatus")
    public CommonResult changeStatus(@RequestBody SysRole role)
    {
        roleService.checkRoleAllowed(role);
        roleService.checkRoleDataScope(role.getRoleId());
        role.setUpdateBy(getUsername());
        return CommonResult.success(roleService.updateRoleStatus(role));
    }

    /**
     * 删除角色
     */
    //@PreAuthorize("hasAnyAuthority('system:role:remove')")
    @Log(title = "角色管理", businessType = BusinessType.DELETE)
    @DeleteMapping("/{roleIds}")
    public CommonResult remove(@PathVariable Long[] roleIds)
    {
        return CommonResult.success(roleService.deleteRoleByIds(roleIds));
    }

    /**
     * 获取角色选择框列表
     */
    //@PreAuthorize("hasAnyAuthority('system:role:query')")
    @GetMapping("/optionselect")
    public CommonResult optionselect()
    {
        return CommonResult.success(roleService.selectRoleAll());
    }

    /**
     * 查询已分配用户角色列表
     */
    //@PreAuthorize("hasAnyAuthority('system:role:list')")
    @GetMapping("/authUser/allocatedList")
    public CommonResult allocatedList(SysUser user)
    {
        startPage();
        List<SysUser> list = userService.selectAllocatedList(user);
        return CommonResult.success(list);
    }

    /**
     * 查询未分配用户角色列表
     */
    //@PreAuthorize("hasAnyAuthority('system:role:list')")
    @GetMapping("/authUser/unallocatedList")
    public CommonResult unallocatedList(SysUser user)
    {
        startPage();
        List<SysUser> list = userService.selectUnallocatedList(user);
        return CommonResult.success(list);
    }

    /**
     * 取消授权用户
     */
    //@PreAuthorize("hasAnyAuthority('system:role:edit')")
    @Log(title = "角色管理", businessType = BusinessType.GRANT)
    @PutMapping("/authUser/cancel")
    public CommonResult cancelAuthUser(@RequestBody SysUserRole userRole)
    {
        return CommonResult.success(roleService.deleteAuthUser(userRole));
    }

    /**
     * 批量取消授权用户
     */
    //@PreAuthorize("hasAnyAuthority('system:role:edit')")
    @Log(title = "角色管理", businessType = BusinessType.GRANT)
    @PutMapping("/authUser/cancelAll")
    public CommonResult cancelAuthUserAll(Long roleId, Long[] userIds)
    {
        return CommonResult.success(roleService.deleteAuthUsers(roleId, userIds));
    }

    /**
     * 批量选择用户授权
     */
    //@PreAuthorize("hasAnyAuthority('system:role:edit')")
    @Log(title = "角色管理", businessType = BusinessType.GRANT)
    @PutMapping("/authUser/selectAll")
    public CommonResult selectAuthUserAll(Long roleId, Long[] userIds)
    {
        roleService.checkRoleDataScope(roleId);
        return CommonResult.success(roleService.insertAuthUsers(roleId, userIds));
    }

    /**
     * 获取对应角色部门树列表
     */
    //@PreAuthorize("hasAnyAuthority('system:role:query')")
    @GetMapping(value = "/deptTree/{roleId}")
    public CommonResult deptTree(@PathVariable("roleId") Long roleId)
    {
        Map<String,Object> ajax = new HashMap<>();
//        ajax.put("checkedKeys", deptService.selectDeptListByRoleId(roleId));
//        ajax.put("depts", deptService.selectDeptTreeList(new SysDept()));
        return CommonResult.success(ajax);
    }
}