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

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.vincent.rsf.server.api.controller.erp.params.InOutResultReportParam;
import com.vincent.rsf.server.api.controller.erp.params.InventoryAdjustReportParam;
import com.vincent.rsf.server.api.service.CloudWmsReportService;
import com.vincent.rsf.server.manager.entity.CloudWmsNotifyLog;
import com.vincent.rsf.server.manager.service.CloudWmsNotifyLogService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.util.Date;
import java.util.List;
import java.util.Map;

/** 云仓上报定时任务 */
@Slf4j
@Component
public class CloudWmsNotifySchedule {

    private static final int BATCH_LIMIT = 50;

    @Autowired
    private CloudWmsNotifyLogService cloudWmsNotifyLogService;
    @Autowired
    private CloudWmsReportService cloudWmsReportService;
    @Autowired
    private ObjectMapper objectMapper;

    @Scheduled(cron = "0/30 * * * * ?")
    public void syncCloudWmsNotify() {
        List<CloudWmsNotifyLog> pending = cloudWmsNotifyLogService.listPending(BATCH_LIMIT, 999);
        if (pending.isEmpty()) {
            return;
        }
        long nowMs = System.currentTimeMillis();
        for (CloudWmsNotifyLog logRecord : pending) {
            try {
                Integer maxRetry = logRecord.getMaxRetryCount();
                Integer intervalSeconds = logRecord.getRetryIntervalSeconds();
                if (maxRetry == null || intervalSeconds == null || intervalSeconds <= 0) {
                    continue;
                }
                if (logRecord.getRetryCount() != null && logRecord.getRetryCount() >= maxRetry) {
                    continue;
                }
                if (logRecord.getLastNotifyTime() != null) {
                    long elapsed = (nowMs - logRecord.getLastNotifyTime().getTime()) / 1000;
                    if (elapsed < intervalSeconds) {
                        continue;
                    }
                }
                processOne(logRecord);
            } catch (Exception e) {
                log.warn("云仓上报定时任务处理单条异常，id={}，bizRef={}：{}", logRecord.getId(), logRecord.getBizRef(), e.getMessage());
            }
        }
    }

    private void processOne(CloudWmsNotifyLog logRecord) {
        String reportType = logRecord.getReportType();
        String requestBody = logRecord.getRequestBody();
        Date now = new Date();
        int nextRetry = (logRecord.getRetryCount() == null ? 0 : logRecord.getRetryCount()) + 1;
        int effectiveMaxRetry = logRecord.getMaxRetryCount();

        try {
            if (cloudWmsNotifyLogService.getReportTypeInOutResult().equals(reportType)) {
                InOutResultReportParam param = objectMapper.readValue(requestBody, InOutResultReportParam.class);
                Map<String, Object> res = cloudWmsReportService.reportInOutResult(param);
                updateAfterNotify(logRecord, requestBody, res, nextRetry, now, effectiveMaxRetry);
            } else if (cloudWmsNotifyLogService.getReportTypeInventoryAdjust().equals(reportType)) {
                InventoryAdjustReportParam param = objectMapper.readValue(requestBody, InventoryAdjustReportParam.class);
                Map<String, Object> res = cloudWmsReportService.reportInventoryAdjust(param);
                updateAfterNotify(logRecord, requestBody, res, nextRetry, now, effectiveMaxRetry);
            } else {
                log.warn("未知上报类型，id={}，reportType={}", logRecord.getId(), reportType);
                return;
            }
        } catch (JsonProcessingException e) {
            log.warn("云仓上报请求体反序列化失败，id={}：{}", logRecord.getId(), e.getMessage());
            setFailResult(logRecord, requestBody, "反序列化失败: " + e.getMessage(), nextRetry, now, effectiveMaxRetry);
        } catch (Exception e) {
            log.warn("云仓上报请求失败，id={}，bizRef={}：{}", logRecord.getId(), logRecord.getBizRef(), e.getMessage());
            setFailResult(logRecord, requestBody, "请求异常: " + e.getMessage(), nextRetry, now, effectiveMaxRetry);
        }
    }

    private void updateAfterNotify(CloudWmsNotifyLog logRecord, String requestBody, Map<String, Object> res, int nextRetry, Date now, int effectiveMaxRetry) {
        String responseJson;
        try {
            responseJson = res != null ? objectMapper.writeValueAsString(res) : "null";
        } catch (JsonProcessingException e) {
            responseJson = String.valueOf(res);
        }
        Object codeObj = res != null ? res.get("code") : null;
        boolean success = Integer.valueOf(200).equals(codeObj);
        int status = success ? cloudWmsNotifyLogService.getNotifyStatusSuccess() : cloudWmsNotifyLogService.getNotifyStatusPending();
        if (!success && nextRetry >= effectiveMaxRetry) {
            status = cloudWmsNotifyLogService.getNotifyStatusFail();
        }
        logRecord.setLastRequestBody(requestBody);
        logRecord.setLastResponseBody(responseJson);
        logRecord.setLastNotifyTime(now);
        logRecord.setRetryCount(nextRetry);
        logRecord.setNotifyStatus(status);
        logRecord.setUpdateTime(now);
        cloudWmsNotifyLogService.updateById(logRecord);
    }

    private void setFailResult(CloudWmsNotifyLog logRecord, String requestBody, String errorMsg, int nextRetry, Date now, int effectiveMaxRetry) {
        logRecord.setLastRequestBody(requestBody);
        logRecord.setLastResponseBody(errorMsg);
        logRecord.setLastNotifyTime(now);
        logRecord.setRetryCount(nextRetry);
        logRecord.setNotifyStatus(nextRetry >= effectiveMaxRetry ? cloudWmsNotifyLogService.getNotifyStatusFail() : cloudWmsNotifyLogService.getNotifyStatusPending());
        logRecord.setUpdateTime(now);
        cloudWmsNotifyLogService.updateById(logRecord);
    }
}