package com.xzl.web.controller;





import java.util.List;
import javax.servlet.http.HttpServletResponse;
import com.xzl.common.core.domain.entity.SysFileFolder;
import com.xzl.common.core.domain.model.LoginUser;
import com.xzl.common.utils.SecurityUtils;
import com.xzl.web.service.ISysFileFolderService;
import lombok.Getter;
import org.springframework.security.access.prepost.PreAuthorize;
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.PutMapping;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import com.xzl.common.annotation.Log;
import com.xzl.common.core.controller.BaseController;
import com.xzl.common.core.domain.AjaxResult;
import com.xzl.common.enums.BusinessType;
import com.xzl.common.utils.poi.ExcelUtil;
import com.xzl.common.core.page.TableDataInfo;

/**
 * 文件文件夹（麻城知识库四级结构）Controller
 *
 * @author xzl
 * @date  2025-06-17
 */
@RestController
@RequestMapping("/system/folder")
public class SysFileFolderController extends BaseController {
    @Autowired
    private ISysFileFolderService sysFileFolderService;

    /**
     * 查询文件文件夹（麻城知识库四级结构）列表
     */
    @PreAuthorize("@ss.hasPermi('system:user:list')")
    @GetMapping("/list")
    public TableDataInfo list(SysFileFolder sysFileFolder) {
        startPage();
        List<SysFileFolder> list = sysFileFolderService.selectSysFileFolderList(sysFileFolder);
        return getDataTable(list);
    }

    /**
     * 导出文件文件夹（麻城知识库四级结构）列表
     */
    @PreAuthorize("@ss.hasPermi('system:user:export')")
    @Log(title = "文件文件夹（麻城知识库四级结构）", businessType = BusinessType.EXPORT)
    @PostMapping("/export")
    public void export(HttpServletResponse response, SysFileFolder sysFileFolder) {
        List<SysFileFolder> list = sysFileFolderService.selectSysFileFolderList(sysFileFolder);
        ExcelUtil<SysFileFolder> util = new ExcelUtil<>(SysFileFolder.class);
        util.exportExcel(response, list, "文件文件夹（麻城知识库四级结构）数据");
    }

    /**
     * 获取文件文件夹（麻城知识库四级结构）详细信息
     */
    @PreAuthorize("@ss.hasPermi('system:user:query')")
    @GetMapping(value = "/{folderId}")
    public AjaxResult getInfo(@PathVariable("folderId") Long folderId) {
        return success(sysFileFolderService.selectSysFileFolderByFolderId(folderId));
    }

    /**
     * 新增文件文件夹（麻城知识库四级结构）
     */
    @PreAuthorize("@ss.hasPermi('system:user:add')")
    @Log(title = "文件文件夹（麻城知识库四级结构）", businessType = BusinessType.INSERT)
    @PostMapping
    public AjaxResult add(@RequestBody SysFileFolder sysFileFolder) {
        return toAjax(sysFileFolderService.insertSysFileFolder(sysFileFolder));
    }

    /**
     * 修改文件文件夹（麻城知识库四级结构）
     */
    @PreAuthorize("@ss.hasPermi('system:user:edit')")
    @Log(title = "文件文件夹（麻城知识库四级结构）", businessType = BusinessType.UPDATE)
    @PutMapping("/update")
    public AjaxResult edit(@RequestBody SysFileFolder sysFileFolder) {
        LoginUser loginUser = SecurityUtils.getLoginUser();
        // 检查 sysFileFolder.getDeptId() 是否为 null
        if (loginUser.getUserId().equals(1L) ||
                (sysFileFolder.getCreateBy().equals(loginUser.getUser().getNickName()))) {
            return toAjax(sysFileFolderService.updateSysFileFolder(sysFileFolder));
        }
        return error("只有超级管理员或创建者可以修改");
    }

    /**
     * 删除文件文件夹（麻城知识库四级结构）
     */
    @PreAuthorize("@ss.hasPermi('system:user:remove')")
    @Log(title = "文件文件夹（麻城知识库四级结构）", businessType = BusinessType.DELETE)
    @DeleteMapping("/batchRemove/{folderIds}")
    public AjaxResult remove(@PathVariable Long[] folderIds) {
        return toAjax(sysFileFolderService.deleteSysFileFolderByFolderIds(folderIds));
    }


    /**
     * 获取部门树列表
     */
    @PreAuthorize("@ss.hasPermi('system:user:query')")
    @GetMapping("/folderTree")
    public AjaxResult folderTree(SysFileFolder sysFileFolder) {
        logger.info("返回的文件夹树数据: {}", sysFileFolderService.selectSysFileFolderTree(sysFileFolder).toString());
        return success(sysFileFolderService.selectSysFileFolderTree(sysFileFolder));
    }


    /**
     * 检查文件文件夹是否可以删除（是否包含子文件夹或文件）
     */
    @PreAuthorize("@ss.hasPermi('system:user:remove')")
    @GetMapping("/checkDeletable/{folderId}")
    public AjaxResult checkDeletable(@PathVariable Long folderId) {
        LoginUser loginUser = SecurityUtils.getLoginUser();
        // 判断是否包含子文件夹或文件
        boolean hasChildren = sysFileFolderService.hasChildren(folderId);
        int fileCount = sysFileFolderService.getFileCountByFolderId(folderId);
        if (loginUser.getUserId().equals(1L)
                || loginUser.getUser().getNickName()
                .equals(sysFileFolderService.selectSysFileFolderByFolderId(folderId).getCreateBy())) {
            return success(new CheckResult(hasChildren, fileCount));
        }
        return error("只有超级管理员或创建者可以删除");
    }

    // 内部类用于封装返回结果
    @Getter
    private static class CheckResult {
        private final boolean hasChildren;
        private final int fileCount;

        public CheckResult(boolean hasChildren, int fileCount) {
            this.hasChildren = hasChildren;
            this.fileCount = fileCount;
        }

    }

    // ... existing code ...

    /**
     * 删除指定文件夹下的所有文件（软删除）
     */
    @PreAuthorize("@ss.hasPermi('system:user:remove')")
    @Log(title = "文件操作", businessType = BusinessType.DELETE)
    @DeleteMapping("/{folderId}")
    public AjaxResult deleteFilesByFolderId(@PathVariable Long folderId) {
        return success(sysFileFolderService.deleteFilesByFolderId(folderId));
    }

    /**
     * 获取部门树列表（部门管理员）
     */
    @PreAuthorize("@ss.hasPermi('system:user:query')")
    @GetMapping()
    public AjaxResult folderTreeSelectByDeptId(SysFileFolder sysFileFolder) {
        LoginUser loginUser = SecurityUtils.getLoginUser();
        if (loginUser.getUserId().equals(1L)) {
            return success(sysFileFolderService.selectSysFileFolderTree(sysFileFolder));
        }
        return success(sysFileFolderService.selectSysFileFolderTreeByDeptId(loginUser.getDeptId(), sysFileFolder));
    }
}