package com.ozs.web.controller.system;

import java.util.ArrayList;
import java.util.List;

import io.swagger.annotations.Api;
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.util.ObjectUtils;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import com.ozs.common.annotation.Log;
import com.ozs.common.constant.UserConstants;
import com.ozs.common.core.controller.BaseController;
import com.ozs.common.core.domain.AjaxResult;
import com.ozs.common.core.domain.entity.SysDept;
import com.ozs.common.enums.BusinessType;
import com.ozs.common.utils.StringUtils;
import com.ozs.system.service.ISysDeptService;

/**
 * 部门信息
 *
 * @author ruoyi
 */
@Api(tags = "部门信息")
@RestController
@RequestMapping("/system/dept")
public class SysDeptController extends BaseController {
    @Autowired
    private ISysDeptService deptService;

    /**
     * 获取部门列表
     */
    @PreAuthorize("@ss.hasPermi('system:dept:list')")
    @GetMapping("/list")
    @ApiOperation("获取部门列表")
    public AjaxResult list(SysDept dept) {
        List<SysDept> depts = deptService.selectDeptList(dept);
        return success(depts);
    }

    /**
     * 获取部门列表（包含自己上一级）
     */
    @GetMapping("/listAndUp")
    @ApiOperation("获取部门列表（包含自己上一级）")
    public AjaxResult listAndUp(SysDept dept) {
        List<SysDept> depts = deptService.selectDeptListAndUp(dept);
        return success(depts);
    }

    /**
     * 获取部门列表
     */
    @GetMapping("/listByUser")
    @ApiOperation("根据获取本级和子孙级部门列表")
    public AjaxResult listByUser() {
        Long deptId = getDeptId();
        List<SysDept> list = new ArrayList<>();
        SysDept s = deptService.selectById(deptId);
        if (!ObjectUtils.isEmpty(s)) {
            list.add(s);
            List<SysDept> sl = deptService.selectChildrenDeptById(deptId);
            if (!ObjectUtils.isEmpty(sl)) {
                list.addAll(sl);
            }
        }
        return success(list);
    }

    /**
     * 查询部门列表（排除节点）
     */
    @PreAuthorize("@ss.hasPermi('system:dept:list')")
    @GetMapping("/list/exclude/{deptId}")
    @ApiOperation("查询部门列表（排除节点）")
    public AjaxResult excludeChild(@PathVariable(value = "deptId" , required = false) Long deptId) {
        List<SysDept> depts = deptService.selectDeptList(new SysDept());
        depts.removeIf(d -> d.getDeptId().intValue() == deptId || ArrayUtils.contains(StringUtils.split(d.getAncestors(), ","), deptId + ""));
        return success(depts);
    }

    /**
     * 根据部门编号获取详细信息
     */
    @GetMapping(value = "/{deptId}")
    @ApiOperation("根据部门编号获取详细信息")
    public AjaxResult getInfo(@PathVariable Long deptId) {
        deptService.checkDeptDataScope(deptId);
        return success(deptService.selectDeptById(deptId));
    }

    /**
     * 新增部门
     */
    @PreAuthorize("@ss.hasPermi('system:dept:add')")
    @Log(title = "部门管理" , businessType = BusinessType.INSERT)
    @PostMapping
    @ApiOperation("新增部门")
    public AjaxResult add(@Validated @RequestBody SysDept dept) {
        if (UserConstants.NOT_UNIQUE.equals(deptService.checkDeptNameUnique(dept))) {
            return error("新增部门'" + dept.getDeptName() + "'失败，部门名称已存在");
        }
        dept.setCreateBy(getUsername());
        return deptService.insertDept(dept);
    }

    /**
     * 修改部门
     */
    @PreAuthorize("@ss.hasPermi('system:dept:edit')")
    @Log(title = "部门管理" , businessType = BusinessType.UPDATE)
    @PutMapping
    @ApiOperation("修改部门")
    public AjaxResult edit(@Validated @RequestBody SysDept dept) {
        Long deptId = dept.getDeptId();
        deptService.checkDeptDataScope(deptId);
        if (UserConstants.NOT_UNIQUE.equals(deptService.checkDeptNameUnique(dept))) {
            return error("修改部门'" + dept.getDeptName() + "'失败，部门名称已存在");
        } else if (dept.getParentId().equals(deptId)) {
            return error("修改部门'" + dept.getDeptName() + "'失败，上级部门不能是自己");
        } else if (StringUtils.equals(UserConstants.DEPT_DISABLE, dept.getStatus()) && deptService.selectNormalChildrenDeptById(deptId) > 0) {
            return error("该部门包含未停用的子部门！");
        }
        dept.setUpdateBy(getUsername());
        return toAjax(deptService.updateDept(dept));
    }

    /**
     * 删除部门
     */
    @PreAuthorize("@ss.hasPermi('system:dept:remove')")
    @Log(title = "部门管理" , businessType = BusinessType.DELETE)
    @DeleteMapping("/{deptId}")
    @ApiOperation("删除部门")
    public AjaxResult remove(@PathVariable Long deptId) {
        if (deptService.hasChildByDeptId(deptId)) {
            return warn("存在下级部门,不允许删除");
        }
        if (deptService.checkDeptExistUser(deptId)) {
            return warn("部门存在用户,不允许删除");
        }
        deptService.checkDeptDataScope(deptId);
        return toAjax(deptService.deleteDeptById(deptId));
    }
}