package com.yami.trading.admin.controller.item;

import javax.validation.Valid;
import javax.validation.constraints.NotNull;

import cn.hutool.core.collection.CollectionUtil;
import cn.hutool.core.util.StrUtil;
import com.google.common.collect.Lists;
import com.yami.trading.admin.controller.service.SysUserOperService;
import com.yami.trading.bean.item.domain.Item;
import com.yami.trading.bean.item.domain.ItemLeverage;
import com.yami.trading.bean.item.dto.ItemLeverageDTO;
import com.yami.trading.common.domain.Result;
import com.yami.trading.common.exception.YamiShopBindException;
import com.yami.trading.common.query.QueryWrapperGenerator;

import com.yami.trading.common.util.StringUtils;
import com.yami.trading.security.common.util.SecurityUtils;
import com.yami.trading.service.item.ItemService;
import com.yami.trading.sys.model.SysUser;
import com.yami.trading.sys.service.SysUserService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;

import com.yami.trading.bean.item.mapstruct.TItemLeverageWrapper;
import com.yami.trading.service.item.ItemLeverageService;
import com.yami.trading.bean.item.query.TItemLeverageQuery;

import java.math.BigDecimal;
import java.util.List;


/**
 * 产品杠杠倍数Controller
 *
 * @author lucas
 * @version 2023-03-10
 */

@Api(tags = "产品杠杠倍数")
@RestController
@CrossOrigin
@RequestMapping(value = "normal/adminItemLeverageAction!")
public class TItemLeverageController {

    @Autowired
    private ItemLeverageService itemLeverageService;

    @Autowired
    private TItemLeverageWrapper tItemLeverageWrapper;

    @Autowired
    SysUserService sysUserService;

    @Autowired
    private SysUserOperService sysUserOperService;


    @Autowired
    private ItemService itemService;
    /**
     * 产品杠杠倍数列表数据
     */
    @ApiOperation(value = "查询产品杠杠倍数列表数据")
    @GetMapping("list")
    public Result<IPage<ItemLeverageDTO>> list(TItemLeverageQuery tItemLeverageQuery, Page<ItemLeverageDTO> page) throws Exception {
        QueryWrapper queryWrapper = QueryWrapperGenerator.buildQueryCondition(tItemLeverageQuery, TItemLeverageQuery.class);

        String itemId = tItemLeverageQuery.getItemId();
        if(StringUtils.isNotEmpty(itemId)){
            queryWrapper.eq("item_id",itemId);
        }
        queryWrapper.orderByAsc("lever_rate");
        IPage<ItemLeverageDTO> result = itemLeverageService.findPage(page, queryWrapper);
        return Result.ok(result);
    }


    /**
     * 根据Id获取产品杠杠倍数数据
     */
    @ApiOperation(value = "根据Id获取产品杠杠倍数数据")
    @GetMapping("queryById")
    public Result<ItemLeverageDTO> queryById(String id) {
        return Result.ok(itemLeverageService.findById(id));
    }

    /**
     * 保存产品杠杠倍数
     */
    @ApiOperation(value = "保存产品杠杠倍数")
    @PostMapping("add.action")
    public Result<String> save(@Valid @RequestBody ItemLeverageDTO itemLeverageDTO) {
        String leverRate = itemLeverageDTO.getLeverRate();
        if (StrUtil.isEmpty(leverRate)) {
            throw new YamiShopBindException("杠杆倍数不能为空");
        }
        BigDecimal bigDecimal;
        try {
            bigDecimal = new BigDecimal(leverRate);
        } catch (Exception e) {
            throw new YamiShopBindException("杠杆倍数必须是数字");
        }
        if (bigDecimal.compareTo(BigDecimal.ZERO) <=0) {
            throw new YamiShopBindException("杠杆倍数必须大于1");
        }
        // 先查询出，itemid，杠杆为所送的倍数。如果是新增，存在此杠杆，报错。
        // 如果是修改，查询出来的不是自己，也报错
        QueryWrapper<ItemLeverage> queryWrapper = new QueryWrapper<>();
        queryWrapper.eq("item_id", itemLeverageDTO.getItemId() );
        queryWrapper.eq("lever_rate", itemLeverageDTO.getLeverRate());
        List<ItemLeverage> list = itemLeverageService.list(queryWrapper);
        if(CollectionUtil.isNotEmpty(list)){
            // 如果是新增，有存在的杠杆倍数,报错
            if(StringUtils.isEmptyString(itemLeverageDTO.getUuid())){
                throw new YamiShopBindException("此杠杆倍数已经存在");
            }else{
                // 如果修改
                if(list.size() > 1){
                    throw new YamiShopBindException("此杠杆倍数已经存在");
                }
                // 只有一个数据，且不是自己，也需要报错
                if(list.size() == 1 && !list.get(0).getUuid().equals(itemLeverageDTO.getUuid())){
                    throw new YamiShopBindException("此杠杆倍数已经存在");
                }
            }
        }

        SysUser secUser = sysUserService.getByUserName(SecurityUtils.getSysUser().getUsername());
        Item item = itemService.getById(itemLeverageDTO.getItemId());
        sysUserOperService.saveLog(secUser, secUser.getUsername(), StrUtil.format("对 {} 新增或者更新产品杠杠倍数{} ", item.getSymbol(), itemLeverageDTO.getLeverRate()));
        //新增或编辑表单保存
        itemLeverageService.saveOrUpdate(tItemLeverageWrapper.toEntity(itemLeverageDTO));
        return Result.ok("保存产品杠杠倍数成功");
    }


    /**
     * 删除产品杠杠倍数
     */
    @ApiOperation(value = "删除产品杠杠倍数")
    @GetMapping("delete")
    public Result<String> delete(String ids) {
        String idArray[] = ids.split(",");
        for(String id: idArray){
            ItemLeverage itemLeverage = itemLeverageService.getById(id);
            if(itemLeverage != null){
                Item item = itemService.getById(itemLeverage.getItemId());
                if(item != null){
                    SysUser secUser = sysUserService.getByUserName(SecurityUtils.getSysUser().getUsername());
                    sysUserOperService.saveLog(secUser, secUser.getUsername(), StrUtil.format("删除了{} 杠杆倍数 ", item.getSymbol()));
                }
            }

        }
        itemLeverageService.removeByIds(Lists.newArrayList(idArray));

        return Result.ok("删除产品杠杠倍数成功");
    }

}