package com.vverp.controller.admin;

import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.vverp.entity.Menu;
import com.vverp.moli.util.Order;
import com.vverp.moli.util.Pageable;
import com.vverp.moli.util.RespData;
import com.vverp.service.MenuService;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import javax.annotation.Resource;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

@Controller
@RequestMapping("/admin/menu")
public class MenuController extends BaseController {

    @Resource
    private MenuService menuService;

    @RequestMapping("/index")
    public String index() {
        return "/t-menu/index";
    }

    @RequestMapping("/dialog/add")
    public String dialogAdd(ModelMap modelMap, String level, String parentId) {
        modelMap.put("level", level);
        modelMap.put("parentId", parentId);
        return "/t-menu/dialog/add";
    }

    @RequestMapping("/dialog/edit")
    public String dialogEdit(ModelMap modelMap, Long id) {
        modelMap.put("menu", menuService.find(id));
        return "/t-menu/dialog/edit";
    }

    @RequestMapping("/save")
    @ResponseBody
    public RespData save(Menu menu) {
        if (menu.getLevel() == null) {
            return RespData.error("类型不能为空");
        }
        if(menu.getSortFactor() == null) {

            menu.setSortFactor(menuService.getMaxSortFactor(menu.getLevel(), menu.getParentId()) + 1);
        }
        menuService.save(menu);
        return RespData.success();
    }

    @RequestMapping("/update")
    @ResponseBody
    public RespData update(Menu menu) {
        menuService.updateMenu(menu);
        return RespData.success();
    }

    @RequestMapping("/listAll")
    @ResponseBody
    public RespData listAll() {
        Map<String, Object> map = new HashMap<>();
        map.put("list", menuService.findList(null, null, Collections.singletonList(Order.asc("sortFactor"))));
        return RespData.success(map);
    }

    @RequestMapping("/changeIndex")
    @ResponseBody
    public RespData changeIndex(String jsonStr) {
        JSONArray jsonArray = JSONArray.parseArray(jsonStr);
        for (Object item : jsonArray) {
            JSONObject jsonObject = (JSONObject) item;
            Long id = jsonObject.getLong("id");
            Integer index = jsonObject.getInteger("index");
            Menu menu = menuService.find(id);
            menu.setSortFactor(index);
            menuService.update(menu);
        }

        return RespData.success();
    }

    @RequestMapping("/delete")
    @ResponseBody
    public RespData delete(Long id) {
        Menu menu = menuService.find(id);
        if (menu.getLevel().equals(1)) {
            List<Menu> list = menuService.findListByLevel(2, menu.getId());
            list.add(menu);
            for (Menu item : list) {
                menuService.delete(item);
            }
        } else {
            menuService.delete(menu);
        }

        return RespData.success();
    }
}