package com.autovoucher.job;

import com.autovoucher.config.AppProperties;
import com.autovoucher.domain.ScheduledJob;
import org.springframework.stereotype.Component;

import java.util.LinkedHashMap;
import java.util.Map;

/**
 * Pushes due vouchers to NCC. The cadence comes from the job's cron expression,
 * replacing the former fixed-delay scheduler.
 */
@Component
public class NccPushHandler implements ScheduledJobHandler {

    public static final String TYPE = "NCC_PUSH";

    private final AppProperties properties;
    private final NccPushRunner runner;

    public NccPushHandler(AppProperties properties, NccPushRunner runner) {
        this.properties = properties;
        this.runner = runner;
    }

    @Override
    public String type() {
        return TYPE;
    }

    @Override
    public JobExecutionResult execute(ScheduledJob job) {
        if (!properties.getPush().isEnabled()) {
            return JobExecutionResult.ok("NCC 推送已停用（av.push.enabled=false）",
                    Map.of("enabled", false));
        }
        NccPushRunner.Result result = runner.runDue(
                job.getTenantId(), properties.getPush().getBatchSize());

        Map<String, Object> detail = new LinkedHashMap<>();
        detail.put("enabled", result.enabled());
        detail.put("reconciled", result.reconciled());
        detail.put("pushed", result.pushed());
        detail.put("failed", result.failed());
        detail.put("failedTaskIds", result.failedTaskIds());
        detail.put("partialFailure", result.partialFailure());

        String message = result.reconciled() == 0 && result.pushed() == 0 && result.failed() == 0
                ? "没有待处理的推送任务"
                : "核对 " + result.reconciled() + " 条，推送 " + result.pushed()
                        + " 条，失败 " + result.failed() + " 条";
        return result.allAttemptsFailed()
                ? JobExecutionResult.failed(message, detail)
                : JobExecutionResult.ok(message, detail);
    }
}