package jnpf.limsService.impl;

import jnpf.database.util.TenantDataSourceUtil;
import jnpf.lims.api.model.TestWorkItemRequestIdentityActorRequest;
import jnpf.lims.api.model.TestWorkItemRequestIdentityBatch;
import jnpf.limsService.LimsTestWorkItemRequestIdentityActorService;
import jnpf.limsService.LimsTestWorkItemRequestIdentityService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;

@Service
public class LimsTestWorkItemRequestIdentityActorServiceImpl
        implements LimsTestWorkItemRequestIdentityActorService {

    private final LimsTestWorkItemRequestIdentityService identityService;
    private final TenantRoute tenantRoute;

    @Autowired
    public LimsTestWorkItemRequestIdentityActorServiceImpl(
            LimsTestWorkItemRequestIdentityService identityService) {
        this(identityService, new TenantRoute() {
            @Override public void switchTo(String tenantId) {
                TenantDataSourceUtil.switchTenant(tenantId);
            }
            @Override public void clear() {
                TenantDataSourceUtil.clearLocalTenantInfo();
            }
        });
    }

    LimsTestWorkItemRequestIdentityActorServiceImpl(
            LimsTestWorkItemRequestIdentityService identityService, TenantRoute tenantRoute) {
        this.identityService = identityService;
        this.tenantRoute = tenantRoute;
    }

    @Override
    public TestWorkItemRequestIdentityBatch resolve(
            TestWorkItemRequestIdentityActorRequest actor) {
        if (actor == null || !StringUtils.hasText(actor.getTenantId())) {
            throw new IllegalArgumentException("内部检验项请验单身份租户不能为空");
        }
        String tenantId = actor.getTenantId().trim();
        try {
            tenantRoute.switchTo(tenantId);
            return identityService.resolve(tenantId, actor.getRequest());
        } finally {
            tenantRoute.clear();
        }
    }

    interface TenantRoute {
        void switchTo(String tenantId);
        void clear();
    }
}