package com.mrxu.admin.controller.sales;

import com.alibaba.fastjson.JSON;
import com.mrxu.admin.controller.AdminBaseController;
import com.mrxu.framework.boot.bean.LayuiPage;
import com.mrxu.framework.boot.bean.PageResult;
import com.mrxu.framework.boot.bean.ResponseObj;
import com.mrxu.framework.common.MrxuConst;
import com.mrxu.framework.common.util.MrxuAssert;
import com.mrxu.sales.entity.Goods;
import com.mrxu.sales.entity.GoodsClass;
import com.mrxu.sales.entity.HisDrug;
import com.mrxu.sales.entity.Supplier;
import com.mrxu.sales.export.GoodsExport;
import com.mrxu.sales.query.GoodsDto;
import com.mrxu.sales.service.GoodsClassService;
import com.mrxu.sales.service.GoodsService;
import com.mrxu.sales.service.HisDrugService;
import com.mrxu.sales.service.SupplierService;
import io.swagger.annotations.Api;
import lombok.RequiredArgsConstructor;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletResponse;
import javax.validation.Valid;
import java.math.BigDecimal;
import java.util.List;

@Api(tags = "商品管理")
@Controller
@RequestMapping("/sales/goods")
@RequiredArgsConstructor(onConstructor = @__(@Autowired))
public class GoodsController extends AdminBaseController {

	private final GoodsClassService classService;

	private final SupplierService supplierService;

	private final GoodsService goodsService;

	private final HisDrugService hisDrugService;
	
	@RequiresPermissions("sales:goods:read")
	@RequestMapping("index.html")
	public String index(Model model) {
		List<Supplier> supplierList = supplierService.list(getTenantId());
		model.addAttribute("supplierJson", JSON.toJSONString(supplierList));
		model.addAttribute("supplierList",supplierList);
		return "sales/goods.html";
	}
	
	@RequiresPermissions("sales:goods:read")
	@ResponseBody
	@RequestMapping("/page.json")
	public LayuiPage<Goods> page(GoodsDto queryDto) {
		PageResult<Goods> rs = goodsService.page(getTenantId(),queryDto);
		return renderLayuiPage(rs);
	}

	@RequiresPermissions("sales:goods:read")
	@ResponseBody
	@RequestMapping("/export.json")
	public void export(HttpServletResponse response, GoodsDto queryDto) {
		queryDto.setPageSize(MrxuConst.MAX_PAGE_SIZE);
		export(response,"药品", GoodsExport.class,goodsService.export(getTenantId(),queryDto));
	}

	@RequiresPermissions("sales:goods:read")
	@ResponseBody
	@RequestMapping("/classList.json")
	public ResponseObj<List<GoodsClass>> classList() {
		return success(classService.list(getTenantId(),null));
	}

	@RequiresPermissions("sales:goods:read")
	@ResponseBody
	@RequestMapping("/getById.json")
	public ResponseObj<Goods> getById(Integer id) {
		return success(goodsService.getById(getTenantId(),id));
	}

	@RequiresPermissions("sales:goods:update")
	@ResponseBody
	@RequestMapping("/save.json")
	public ResponseObj<Boolean> save(@Valid @RequestBody Goods bean) {
		if(bean.getStatus() == null) {
			bean.setStatus(MrxuConst.disable);
		}
		if(bean.getSellOut() == null) {
			bean.setSellOut(MrxuConst.disable);
		}
		return success(goodsService.saveOrUpdate(getTenantId(),bean,getUsername()));
	}

	@RequiresPermissions("sales:goods:update")
	@ResponseBody
	@RequestMapping("/updateStatus.json")
	public ResponseObj<Boolean> updateStatus(Integer id, Integer status) {
		Goods bean = new Goods();
		bean.setId(id);
		bean.setStatus(status);
		return success(goodsService.saveOrUpdate(getTenantId(),bean,getUsername()));
	}

	@RequiresPermissions("sales:goods:remove")
	@ResponseBody
	@RequestMapping("/remove.json")
	public ResponseObj<Boolean> remove(Integer id) {
		return success(goodsService.remove(getTenantId(),id));
	}

	@RequiresPermissions("sales:goods:update")
	@ResponseBody
	@RequestMapping("/classSave.json")
	public ResponseObj<Boolean> classSave(@Valid @RequestBody GoodsClass bean) {
		if(bean.getStatus() == null) {
			bean.setStatus(MrxuConst.disable);
		}
		MrxuAssert.isFalse(bean.getParentId().equals(bean.getId()),"父节点不能是自己");
		GoodsClass exist = classService.getByKey(getTenantId(),"name",bean.getName());
		MrxuAssert.isTrue(exist == null || exist.getId().equals(bean.getId()),
				"【"+bean.getName()+"】已存在");
		return success(classService.saveOrUpdate(getTenantId(),bean,getUsername()));
	}

	@RequiresPermissions("sales:goods:remove")
	@ResponseBody
	@RequestMapping("/removeClass.json")
	public ResponseObj<Boolean> removeClass(Integer id) {
		return success(classService.remove(getTenantId(),id));
	}

	@RequiresPermissions("sales:goods:update")
	@ResponseBody
	@RequestMapping("/downloadTemplate.json")
	public void downloadTemplate(HttpServletResponse response) {
		downloadFile(response,"药品导入模版.xlsx");
	}

	@RequiresPermissions("sales:goods:update")
	@ResponseBody
	@RequestMapping("/importGoods.json")
	public ResponseObj<Object> importGoods(@RequestParam("file") MultipartFile file) {
		goodsService.importGoods(getTenantId(),file,getUsername());
		return success();
	}

	@RequiresPermissions("sales:goods:update")
	@ResponseBody
	@RequestMapping("/getSystemDrug.json")
	public ResponseObj<HisDrug> getSystemDrug(String barcode) {
		return success(hisDrugService.getByBarcode(barcode));
	}

	@RequiresPermissions("sales:goods:update")
	@ResponseBody
	@RequestMapping("/batchSet.json")
	public ResponseObj<Object> batchSet(BigDecimal minStock,BigDecimal maxStock) {
		goodsService.batchSet(getTenantId(),minStock,maxStock);
		return success();
	}

	@RequiresPermissions("sales:goods:update")
	@ResponseBody
	@RequestMapping("/stocktaking.json")
	public ResponseObj<Object> stocktaking(Integer id,BigDecimal newStock) {
		goodsService.stocktaking(getTenantId(),id,newStock,getUsername());
		return success();
	}




	@RequiresPermissions("sales:goods:remove")
	@ResponseBody
	@RequestMapping("/updateSupperName.json")
	public ResponseObj<Object> temp() {
		List<Goods> list = goodsService.list();
		for(Goods goods : list) {
			goods.setSupplierName(supplierService.getNamesByIds(goods.getTenantId(),goods.getSupplierId()));
			goodsService.updateById(goods);
		}
		return success();
	}

}