package com.vincent.rsf.server.manager.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.vincent.rsf.framework.common.Cools;
import com.vincent.rsf.framework.common.R;
import com.vincent.rsf.framework.exception.CoolException;
import com.vincent.rsf.server.common.utils.ExcelUtil;
import com.vincent.rsf.server.common.annotation.OperationLog;
import com.vincent.rsf.server.common.domain.BaseParam;
import com.vincent.rsf.server.common.domain.KeyValVo;
import com.vincent.rsf.server.common.domain.PageParam;
import com.vincent.rsf.server.manager.controller.params.GenerateTaskParams;
import com.vincent.rsf.server.manager.controller.params.WaitPakinParam;
import com.vincent.rsf.server.manager.entity.BasStation;
import com.vincent.rsf.server.manager.entity.TaskItem;
import com.vincent.rsf.server.manager.entity.WaitPakin;
import com.vincent.rsf.server.manager.entity.WaitPakinItem;
import com.vincent.rsf.server.manager.service.*;
import com.vincent.rsf.server.system.controller.BaseController;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletResponse;
import java.util.*;
import java.util.stream.Collectors;

@Api(tags = "组拖通知档")
@RestController
public class WaitPakinController extends BaseController {

    @Autowired
    private WaitPakinService waitPakinService;

    @Autowired
    private WaitPakinItemService waitPakinItemService;

    @Autowired
    private BasStationService basStationService;

    @Autowired
    private TaskService taskService;
    @Autowired
    private TaskItemService taskItemService;

    @PreAuthorize("hasAuthority('manager:waitPakin:list')")
    @PostMapping("/waitPakin/page")
    public R page(@RequestBody Map<String, Object> map) {
        BaseParam baseParam = buildParam(map, BaseParam.class);
        // 单据组托按单号查询：单号在明细表 asn_code，从 map 取出并移除，避免主表无此字段报错
        String asnCode = null;
        if (baseParam.getMap() != null && baseParam.getMap().containsKey("asnCode")) {
            Object v = baseParam.getMap().get("asnCode");
            if (v != null && StringUtils.isNotBlank(v.toString())) {
                asnCode = v.toString().trim();
            }
            baseParam.getMap().remove("asnCode");
        }
        PageParam<WaitPakin, BaseParam> pageParam = new PageParam<>(baseParam, WaitPakin.class);
        com.baomidou.mybatisplus.core.conditions.query.QueryWrapper<WaitPakin> qw = pageParam.buildWrapper(true);
        if (StringUtils.isNotBlank(asnCode)) {
            List<Long> pakinIds = waitPakinItemService.list(
                    new LambdaQueryWrapper<WaitPakinItem>()
                            .select(WaitPakinItem::getPakinId)
                            .like(WaitPakinItem::getAsnCode, asnCode))
                    .stream().map(WaitPakinItem::getPakinId).distinct().collect(Collectors.toList());
            if (pakinIds.isEmpty()) {
                qw.and(w -> w.apply("1 = 0"));
            } else {
                qw.in("id", pakinIds);
            }
        }
        Page<WaitPakin> page = waitPakinService.page(pageParam, qw);
        fillAsnCodes(page.getRecords());
        return R.ok().add(page);
    }

    @PreAuthorize("hasAuthority('manager:waitPakin:list')")
    @PostMapping("/waitPakin/list")
    public R list(@RequestBody Map<String, Object> map) {
        List<WaitPakin> list = waitPakinService.list();
        fillAsnCodes(list);
        return R.ok().add(list);
    }

    @PreAuthorize("hasAuthority('manager:waitPakin:list')")
    @PostMapping({"/waitPakin/many/{ids}", "/waitPakins/many/{ids}"})
    public R many(@PathVariable Long[] ids) {
        List<WaitPakin> list = waitPakinService.listByIds(Arrays.asList(ids));
        fillAsnCodes(list);
        return R.ok().add(list);
    }

    @PreAuthorize("hasAuthority('manager:waitPakin:list')")
    @GetMapping("/waitPakin/{id}")
    public R get(@PathVariable("id") Long id) {
        WaitPakin one = waitPakinService.getById(id);
        if (one != null) {
            fillAsnCodes(Collections.singletonList(one));
        }
        return R.ok().add(one);
    }

    @PreAuthorize("hasAuthority('manager:waitPakin:save')")
    @OperationLog("Create 组拖档")
    @PostMapping("/waitPakin/save")
    public R save(@RequestBody WaitPakin waitPakin) {
        waitPakin.setCreateBy(getLoginUserId());
        waitPakin.setUpdateBy(getLoginUserId());
        if (Objects.isNull(waitPakin.getBarcode()) || StringUtils.isBlank(waitPakin.getBarcode())) {
            return R.error("拖盘码不能为空！！");
        }
        List<WaitPakin> list = waitPakinService.list(new LambdaQueryWrapper<WaitPakin>().eq(WaitPakin::getBarcode, waitPakin.getBarcode()));
        if (!list.isEmpty()) {
            return R.error("拖盘已组拖！！");
        }
        if (!waitPakinService.save(waitPakin)) {
            return R.error("Save Fail");
        }
        return R.ok("Save Success").add(waitPakin);
    }

    @PreAuthorize("hasAuthority('manager:waitPakin:update')")
    @OperationLog("Update 组拖档")
    @PostMapping("/waitPakin/update")
    public R update(@RequestBody WaitPakin waitPakin) {
        waitPakin.setUpdateBy(getLoginUserId());
        waitPakin.setUpdateTime(new Date());
        if (!waitPakinService.updateById(waitPakin)) {
            return R.error("Update Fail");
        }
        return R.ok("Update Success").add(waitPakin);
    }

    @PreAuthorize("hasAuthority('manager:waitPakin:remove')")
    @OperationLog("Delete 组拖档")
    @PostMapping("/waitPakin/remove/{ids}")
    @Transactional(rollbackFor = Exception.class)
    public R remove(@PathVariable Long[] ids) {
        if (Arrays.asList(ids).isEmpty()) {
            return R.error("参数不能为空！！");
        }
        for (Long id : ids) {
            WaitPakin waitPakin = waitPakinService.getById(id);
            BasStation isBarcodeSta = basStationService.getOne(new LambdaQueryWrapper<BasStation>()
                            .eq(BasStation::getBarcode, waitPakin.getBarcode())
                    ,false
            );
            if (!Cools.isEmpty(isBarcodeSta)){
                throw new CoolException("该条码已被"+isBarcodeSta.getStationName()+"站绑定");
            }
        }
        return waitPakinService.removePakin(Arrays.asList(ids));
    }

    @PreAuthorize("hasAuthority('manager:waitPakin:list')")
    @PostMapping("/waitPakin/query")
    public R query(@RequestParam(required = false) String condition) {
        List<KeyValVo> vos = new ArrayList<>();
        LambdaQueryWrapper<WaitPakin> wrapper = new LambdaQueryWrapper<>();
        if (!Cools.isEmpty(condition)) {
            wrapper.like(WaitPakin::getId, condition);
        }
        waitPakinService.page(new Page<>(1, 30), wrapper).getRecords().forEach(
                item -> vos.add(new KeyValVo(item.getId(), item.getId()))
        );
        return R.ok().add(vos);
    }

    @PreAuthorize("hasAuthority('manager:waitPakin:list')")
    @PostMapping("/waitPakin/export")
    public void export(@RequestBody Map<String, Object> map, HttpServletResponse response) throws Exception {
        List<WaitPakin> list = waitPakinService.list();
        fillAsnCodes(list);
        ExcelUtil.build(ExcelUtil.create(list, WaitPakin.class), response);
    }


    @PreAuthorize("hasAuthority('manager:waitPakin:update')")
    @ApiOperation("生成任务列表")
    @PostMapping("/waitPakin/merge")
    public R generateTask(@RequestBody GenerateTaskParams taskParams) {
        if (Objects.isNull(taskParams)) {
            throw new CoolException("参数不能为空！！");
        }
        if (Objects.isNull(taskParams.getWaitPakins()) || taskParams.getWaitPakins().isEmpty()) {
            throw new CoolException("组拖档不能为空！！");
        }
        return  taskService.generateTasks(taskParams, getLoginUserId());
    }

    /**
     * 根据组托明细填充主档的关联入库通知单号（asnCodes），多个单号逗号分隔
     */
    private void fillAsnCodes(List<WaitPakin> list) {
        if (list == null || list.isEmpty()) {
            return;
        }
        List<Long> pakinIds = list.stream().map(WaitPakin::getId).collect(Collectors.toList());
        List<WaitPakinItem> items = waitPakinItemService.list(
                new LambdaQueryWrapper<WaitPakinItem>()
                        .in(WaitPakinItem::getPakinId, pakinIds)
                        .select(WaitPakinItem::getPakinId, WaitPakinItem::getAsnCode));
        Map<Long, String> asnCodesByPakinId = pakinIds.stream().collect(Collectors.toMap(
                pid -> pid,
                pid -> items.stream()
                        .filter(i -> pid.equals(i.getPakinId()) && i.getAsnCode() != null && !i.getAsnCode().trim().isEmpty())
                        .map(WaitPakinItem::getAsnCode)
                        .distinct()
                        .collect(Collectors.joining(","))));
        for (WaitPakin p : list) {
            p.setAsnCodes(asnCodesByPakinId.get(p.getId()));
        }
    }

}