package com.zy.acs.manager.manager.controller;

import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.zy.acs.common.constant.CommonConstant;
import com.zy.acs.common.utils.GsonUtils;
import com.zy.acs.common.utils.Utils;
import com.zy.acs.framework.common.Cools;
import com.zy.acs.framework.common.R;
import com.zy.acs.framework.exception.CoolException;
import com.zy.acs.manager.common.annotation.OperationLog;
import com.zy.acs.manager.common.domain.BaseParam;
import com.zy.acs.manager.common.domain.KeyValVo;
import com.zy.acs.manager.common.domain.PageParam;
import com.zy.acs.manager.common.utils.ExcelUtil;
import com.zy.acs.manager.manager.entity.Code;
import com.zy.acs.manager.manager.entity.CodeGap;
import com.zy.acs.manager.manager.entity.Route;
import com.zy.acs.manager.manager.service.CodeGapService;
import com.zy.acs.manager.manager.service.CodeService;
import com.zy.acs.manager.manager.service.RouteService;
import com.zy.acs.manager.manager.service.impl.CodeServiceImpl;
import com.zy.acs.manager.system.controller.BaseController;
import lombok.extern.slf4j.Slf4j;
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.*;

@Slf4j
@RestController
@RequestMapping("/api")
public class CodeController extends BaseController {

    @Autowired
    private CodeService codeService;
    @Autowired
    private CodeGapService codeGapService;
    @Autowired
    private RouteService routeService;

    @PreAuthorize("hasAuthority('manager:code:list')")
    @PostMapping("/code/page")
    public R page(@RequestBody Map<String, Object> map) {
        BaseParam baseParam = buildParam(map, BaseParam.class);
        PageParam<Code, BaseParam> pageParam = new PageParam<>(baseParam, Code.class);
        return R.ok().add(codeService.page(pageParam, pageParam.buildWrapper(true)));
    }

    @PreAuthorize("hasAuthority('manager:code:list')")
    @PostMapping("/code/list")
    public R list(@RequestBody Map<String, Object> map) {
        return R.ok().add(codeService.list());
    }

    @PreAuthorize("hasAuthority('manager:code:list')")
    @PostMapping({"/code/many/{ids}", "/codes/many/{ids}"})
    public R many(@PathVariable Long[] ids) {
        return R.ok().add(codeService.listByIds(Arrays.asList(ids)));
    }

    @PreAuthorize("hasAuthority('manager:code:list')")
    @GetMapping("/code/{id}")
    public R get(@PathVariable("id") Long id) {
        return R.ok().add(codeService.getCacheById(id));
    }

    @PreAuthorize("hasAuthority('manager:code:save')")
    @OperationLog("Create Code")
    @PostMapping("/code/save")
    public R save(@RequestBody Code code) {
        code.setData(Utils.zeroFill(code.getData(), CommonConstant.QR_CODE_LEN));
        code.setUuid("code".concat(code.getData()));
        code.setCreateBy(getLoginUserId());
        code.setCreateTime(new Date());
        code.setUpdateBy(getLoginUserId());
        code.setUpdateTime(new Date());
        if (!codeService.save(code)) {
            return R.error("Save Fail");
        } else {
            CodeServiceImpl.CODE_ID_CACHE.put(code.getId(), code);
            CodeServiceImpl.CODE_DATA_CACHE.put(code.getData(), code);
        }
        return R.ok("Save Success").add(code);
    }

    @PreAuthorize("hasAuthority('manager:code:update')")
    @OperationLog("Update Code")
    @PostMapping("/code/update")
    public R update(@RequestBody Code code) {
        code.setData(Utils.zeroFill(code.getData(), CommonConstant.QR_CODE_LEN));
        code.setUpdateBy(getLoginUserId());
        code.setUpdateTime(new Date());
        if (!codeService.updateById(code)) {
            return R.error("Update Fail");
        } else {
            CodeServiceImpl.CODE_ID_CACHE.put(code.getId(), code);
            CodeServiceImpl.CODE_DATA_CACHE.put(code.getData(), code);
        }
        return R.ok("Update Success").add(code);
    }

    @PreAuthorize("hasAuthority('manager:code:remove')")
    @OperationLog("Delete Code")
    @PostMapping("/code/remove/{ids}")
    @Transactional
    public R remove(@PathVariable Long[] ids) {
        for (Long id : ids) {
            Code code = codeService.getById(id);
            if (null == code) {
                continue;
            }
            codeGapService.remove(new LambdaQueryWrapper<CodeGap>().eq(CodeGap::getCode0, code.getId()).or().eq(CodeGap::getCode1, code.getId()));
            routeService.remove(new LambdaQueryWrapper<Route>().eq(Route::getStartCode, code.getId()).or().eq(Route::getEndCode, code.getId()));
            if (!codeService.removeById(id)) {
                throw new CoolException("failed to remove code");
            } else {
                CodeServiceImpl.CODE_ID_CACHE.remove(code.getId());
                CodeServiceImpl.CODE_DATA_CACHE.remove(code.getData());
            }
        }
        return R.ok("Delete Success").add(ids);
    }

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

    @PreAuthorize("hasAuthority('manager:code:list')")
    @PostMapping("/code/export")
    public void export(@RequestBody Map<String, Object> map, HttpServletResponse response) throws Exception {
        ExcelUtil.build(ExcelUtil.create(codeService.list(), Code.class), response);
    }

    @PreAuthorize("hasAuthority('manager:code:save')")
    @PostMapping("/code/import")
    public R importBatch(@RequestBody List<Map<String, Object>> list) {
        Date now = new Date();  Long userId = getLoginUserId();
        for (Map<String, Object> map : list) {
            Code code = Cools.conver(map, Code.class);
            if (null != codeService.getCacheByData(code.getData())) {
                continue;
            }
            code.setData(Utils.zeroFill(code.getData(), CommonConstant.QR_CODE_LEN));
            code.setUuid("code".concat(code.getData()));
//            code.setCorner(0);
            code.setScale(GsonUtils.toJson(Cools.add("x", 1).add("y", 1)));
            code.setCreateBy(userId);
            code.setCreateTime(now);
            code.setUpdateBy(userId);
            code.setUpdateTime(now);
            if (!codeService.save(code)) {
                log.error("failed to save code {}", JSON.toJSONString(map));
            } else {
                CodeServiceImpl.CODE_ID_CACHE.put(code.getId(), code);
                CodeServiceImpl.CODE_DATA_CACHE.put(code.getData(), code);
            }
        }
        return R.ok();
    }

}