package com.zy.crm.manager.controller;

import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.baomidou.mybatisplus.mapper.Wrapper;
import com.baomidou.mybatisplus.plugins.Page;
import com.core.common.DateUtils;
import com.zy.crm.common.service.OssService;
import com.zy.crm.manager.entity.Contract;
import com.zy.crm.manager.entity.ContractSales;
import com.zy.crm.manager.entity.PriOnline;
import com.zy.crm.manager.service.ContractSalesService;
import com.zy.crm.manager.service.ContractService;
import com.core.annotations.ManagerAuth;
import com.core.common.BaseRes;
import com.core.common.Cools;
import com.core.common.R;
import com.core.domain.KeyValueVo;
import com.zy.crm.common.web.BaseController;
import com.zy.crm.manager.utils.ChineseNumberUtils;
import com.zy.crm.manager.utils.WordUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.io.InputStreamResource;
import org.springframework.http.HttpHeaders;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.util.ClassUtils;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.*;

@RestController
public class ContractController extends BaseController {

    @Autowired
    private ContractService contractService;
    @Autowired
    private ContractSalesService contractSalesService;
    @Autowired
    private OssService ossService;

    @RequestMapping(value = "/contract/{id}/auth")
    @ManagerAuth
    public R get(@PathVariable("id") String id) {
        return R.ok(contractService.selectById(String.valueOf(id)));
    }

    @RequestMapping(value = "/contract/list/auth")
    @ManagerAuth
    public R list(@RequestParam(defaultValue = "1")Integer curr,
                  @RequestParam(defaultValue = "10")Integer limit,
                  @RequestParam(required = false)String orderByField,
                  @RequestParam(required = false)String orderByType,
                  @RequestParam(required = false)String condition,
                  @RequestParam Map<String, Object> param){
        EntityWrapper<Contract> wrapper = new EntityWrapper<>();
        excludeTrash(param);
        convert(param, wrapper);
        allLike(Contract.class, param.keySet(), wrapper, condition);
        if (!Cools.isEmpty(orderByField)){wrapper.orderBy(humpToLine(orderByField), "asc".equals(orderByType));}
        return R.ok(contractService.selectPage(new Page<>(curr, limit), wrapper));
    }

    private <T> void convert(Map<String, Object> map, EntityWrapper<T> wrapper){
        for (Map.Entry<String, Object> entry : map.entrySet()){
            String val = String.valueOf(entry.getValue());
            if (val.contains(RANGE_TIME_LINK)){
                String[] dates = val.split(RANGE_TIME_LINK);
                wrapper.ge(entry.getKey(), DateUtils.convert(dates[0]));
                wrapper.le(entry.getKey(), DateUtils.convert(dates[1]));
            } else {
                wrapper.like(entry.getKey(), val);
            }
        }
    }

    @RequestMapping(value = "/contract/add/auth")
    @ManagerAuth(memo = "添加合同")
    public R add(Contract contract) {
        contract.setUserId(getUserId());
        //创建人员部门
        contract.setDeptId(getDeptId());
        contract.setCreateTime(new Date());
        contractService.insert(contract);
        return R.ok();
    }

	@RequestMapping(value = "/contract/update/auth")
	@ManagerAuth(memo = "更新合同")
    public R update(Contract contract){
        if (Cools.isEmpty(contract) || null==contract.getId()){
            return R.error();
        }
        contract.setUpdateBy(getUserId());
        contract.setUpdateTime(new Date());
        contractService.updateById(contract);
        return R.ok();
    }

    @RequestMapping(value = "/contract/delete/auth")
    @ManagerAuth(memo = "删除合同")
    public R delete(@RequestParam(value="ids[]") Long[] ids){
         for (Long id : ids){
            contractService.deleteById(id);
        }
        return R.ok();
    }

    @RequestMapping(value = "/contract/generate/auth")
    @ManagerAuth(memo = "生成合同")
    public ResponseEntity<InputStreamResource> generate(@RequestParam Integer id,
                                                        @RequestParam String contractTemplate){
        try {
            /////////////////////////生成合同数据/////////////////////////
            Contract contract = contractService.selectById(id);
            if (contract == null) {
                return null;
            }
            HashMap<String, Object> map = new HashMap<>();
            map.put("{{serial}}", contract.getSerial());
            map.put("{{customer}}", contract.getCustomer());
            map.put("{{address}}", contract.getAddress());
            map.put("{{company}}", contract.getCompany());
            map.put("{{companyAddress}}", contract.getCompanyAddress());
            map.put("{{taxNum}}", contract.getTaxNum());
            map.put("{{bank}}", contract.getBank());
            map.put("{{bankNum}}", contract.getBankNum());
            map.put("{{city}}", contract.getCity());
            map.put("{{shippingAddress}}", contract.getShippingAddress());
            map.put("{{shippingName}}", contract.getShippingName());
            map.put("{{shippingPhone}}", contract.getShippingPhone());
            map.put("{{email}}", contract.getEmail());
            map.put("{{boss}}", contract.getBoss());
            map.put("{{priceChinese}}", ChineseNumberUtils.numberToChinese(contract.getPrice()));
            map.put("{{priceSci}}", WordUtils.formatNumberForAccounting(contract.getPrice()));

            SimpleDateFormat format = new SimpleDateFormat("yyyy年MM月dd日");
            map.put("{{now}}", format.format(new Date()));
            /////////////////////////生成合同数据/////////////////////////

            /////////////////////////生成Tab表格数据/////////////////////////
            List<ContractSales> contractSales = contractSalesService.selectByContractId(contract.getId());
            List<List<String>> tabParam = new ArrayList<>();
            ArrayList<String> tabTitle = new ArrayList<>();
            tabTitle.add("序号");
            tabTitle.add("品名");
            tabTitle.add("数量");
            tabTitle.add("单位");
            tabTitle.add("单价(元)");
            tabTitle.add("合计(元)");
            tabTitle.add("备注");
            tabParam.add(tabTitle);
            int idx = 1;//tab序号
            double totalPrice = 0D;
            for (ContractSales contractSale : contractSales) {
                ArrayList<String> list = new ArrayList<>();
                list.add(String.valueOf(idx));
                list.add(contractSale.getName());
                list.add(String.valueOf(contractSale.getNum()));
                list.add(contractSale.getUnit());
                list.add(WordUtils.formatNumberForAccounting(contractSale.getUnitPrice()));
                list.add(WordUtils.formatNumberForAccounting(contractSale.getTotalPrice()));
                list.add(contractSale.getMemo());
                tabParam.add(list);
                totalPrice += contractSale.getTotalPrice();
                idx++;//序号+1
            }

            //tab最后合计栏
            ArrayList<String> tabFooter = new ArrayList<>();
            tabFooter.add("合计（大写金额）：" + ChineseNumberUtils.numberToChinese(totalPrice));
            tabFooter.add("");//合并单元格
            tabFooter.add("");//合并单元格
            tabFooter.add("");//合并单元格
            tabFooter.add("合计：" + WordUtils.formatNumberForAccounting(totalPrice));
            tabFooter.add("");//合并单元格
            tabFooter.add("");//合并单元格
            tabParam.add(tabFooter);
            /////////////////////////生成Tab表格数据/////////////////////////

            String fileName = this.getClass().getClassLoader().getResource("contractTemplate/" + contractTemplate + ".docx").getPath();//获取文件路径
            return WordUtils.generate(fileName, map, tabParam);
        } catch (Exception e) {
            return null;
        }
    }

    @RequestMapping(value = "/contract/upload/auth")
    @ManagerAuth(memo = "上传合同")
    public R upload(@RequestParam("id") Integer id,
                         @RequestParam("file") MultipartFile[] files) throws IOException {
        Contract contract = contractService.selectById(id);
        if (contract == null) {
            return R.error();
        }

        MultipartFile file = files[0];
        SimpleDateFormat format = new SimpleDateFormat("yyyyMMdd_HHmmss");
        String path =  ClassUtils.getDefaultClassLoader().getResource("contractTemplate/upload").getPath();
        //文件后缀名
        String suffix = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf("."));
        //上传文件名
        String filename = format.format(new Date()) + suffix;
        //最终文件路径
        String filepath = path + "/" + filename;
        //OSS文件存储路径
        String ossPath = "contract/" + filename;

        //服务器端保存的文件对象
        File serverFile = new File(filepath);
        if(!serverFile.exists()) {
            try {
                //创建文件
                serverFile.createNewFile();
                //将上传的文件写入到服务器端文件内
                file.transferTo(serverFile);

                //上传至OSS
                ossService.uploadFile(ossPath, serverFile);
                contract.setFilepath(ossPath);
                contractService.updateById(contract);
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return R.ok();
    }

    @RequestMapping(value = "/contract/download/auth")
    @ManagerAuth(memo = "下载合同")
    public ResponseEntity<InputStreamResource> download(@RequestParam("id") Integer id) {
        Contract contract = contractService.selectById(id);
        if (contract == null) {
            return null;
        }
        if (Cools.isEmpty(contract.getFilepath())) {
            return null;
        }

        try {
            return ossService.downloadFile(contract.getFilepath());//从OSS中下载文件
        } catch (Exception e) {
            return null;
        }
    }

    @RequestMapping(value = "/contract/export/auth")
    @ManagerAuth
    public R export(@RequestBody JSONObject param){
        EntityWrapper<Contract> wrapper = new EntityWrapper<>();
        List<String> fields = JSONObject.parseArray(param.getJSONArray("fields").toJSONString(), String.class);
        Map<String, Object> map = excludeTrash(param.getJSONObject("contract"));
        convert(map, wrapper);
        List<Contract> list = contractService.selectList(wrapper);
        return R.ok(exportSupport(list, fields));
    }

    @RequestMapping(value = "/contractQuery/auth")
    @ManagerAuth
    public R query(String condition) {
        EntityWrapper<Contract> wrapper = new EntityWrapper<>();
        wrapper.like("id", condition);
        Page<Contract> page = contractService.selectPage(new Page<>(0, 10), wrapper);
        List<Map<String, Object>> result = new ArrayList<>();
        for (Contract contract : page.getRecords()){
            Map<String, Object> map = new HashMap<>();
            map.put("id", contract.getId());
            map.put("value", contract.getId());
            result.add(map);
        }
        return R.ok(result);
    }

    @RequestMapping(value = "/contract/check/column/auth")
    @ManagerAuth
    public R query(@RequestBody JSONObject param) {
        Wrapper<Contract> wrapper = new EntityWrapper<Contract>().eq(humpToLine(String.valueOf(param.get("key"))), param.get("val"));
        if (null != contractService.selectOne(wrapper)){
            return R.parse(BaseRes.REPEAT).add(getComment(Contract.class, String.valueOf(param.get("key"))));
        }
        return R.ok();
    }

    @RequestMapping("/contract/all/get/kv")
    @ManagerAuth
    public R getDataKV(@RequestParam(required = false) String condition) {
        List<KeyValueVo> vos = new ArrayList<>();
        Wrapper<Contract> wrapper = new EntityWrapper<Contract>().andNew().like("id", condition).orderBy("create_time", false);
        contractService.selectPage(new Page<>(1, 30), wrapper).getRecords().forEach(item -> vos.add(new KeyValueVo(String.valueOf(item.getId()), item.getId())));
        return R.ok().add(vos);
    }

}