package jnpf.bizcommon.onlyoffice.service.impl;

import jnpf.dmsEntity.qianpiye.DmsQianpiyeOnlyOfficeConstants;
import jnpf.bizcommon.onlyoffice.entity.OnlyOfficeConfigParam;
import jnpf.bizcommon.onlyoffice.entity.OnlyOfficeSessionEntity;
import lombok.RequiredArgsConstructor;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;
import org.springframework.util.StringUtils;
import java.util.Objects;

/** 签批页标注场景的编辑准入与插件运行上下文。 */
@Component
@Order(300)
@RequiredArgsConstructor
public class DmsQianpiyeConfigBuilder implements OnlyOfficeSceneConfigBuilder {

    private static final String MODE_VIEW = "view";

    private final OnlyOfficeEditPermissionEvaluator editPermissionEvaluator;
    private final DmsQianpiyeTicketIssuer ticketIssuer;

    @Override
    public String scene() {
        return DmsQianpiyeOnlyOfficeConstants.BIZ_SCENE;
    }

    @Override
    public String bizModule() {
        return DmsQianpiyeOnlyOfficeConstants.BIZ_MODULE;
    }

    @Override
    public OnlyOfficeSceneBuildPlan build(OnlyOfficeSceneBuildContext context) {
        return OnlyOfficeSceneBuildPlan.builder()
                .editAdmission(() -> editPermissionEvaluator.canEdit(bizModule(), context.getUser()))
                .allowSameUserLockReopen(true)
                .hideCommentsWhenWritable(true)
                .pluginHiddenInReadOnly(DmsQianpiyeOnlyOfficeConstants.PLUGIN_CODE)
                .pluginContextCustomizer((pluginCode, pluginGuid, pluginContext, writable) -> {
                    if (!DmsQianpiyeOnlyOfficeConstants.PLUGIN_CODE.equals(pluginCode)) {
                        return;
                    }
                    pluginContext.put("canAnnotate", writable);
                    if (writable) {
                        pluginContext.put("scope", DmsQianpiyeOnlyOfficeConstants.SCOPE);
                        pluginContext.put("ticket", ticketIssuer.issue(
                                context.getParam(), context.getUser(), pluginGuid));
                    }
                })
                .build();
    }

    @Override
    public boolean matchesSession(OnlyOfficeSessionEntity session, OnlyOfficeConfigParam param,
            String tenantId) {
        boolean sameQianpiyeFile = Objects.equals(tenantId, session.getTenantId())
                && Objects.equals(bizModule(), session.getBizModule())
                && Objects.equals(session.getFileId(), param.getFileId())
                && Objects.equals(session.getFileType(), param.getFileType());
        if (sameQianpiyeFile && !StringUtils.hasText(param.getBizDataId())) {
            // 签批页文件存放在通用附件桶，不以业务记录 ID 归属。兼容历史会话保留的 bizDataId：
            // 1. 通用上传组件的只读预览不带业务上下文；2. 签批页标注请求只带 dms.qianpiye 场景。
            boolean genericPreview = MODE_VIEW.equals(param.getMode())
                    && !StringUtils.hasText(param.getBizModule())
                    && !StringUtils.hasText(param.getBizScene());
            boolean qianpiyeAnnotation = Objects.equals(bizModule(), param.getBizModule())
                    && Objects.equals(scene(), param.getBizScene());
            return genericPreview || qianpiyeAnnotation;
        }
        return OnlyOfficeSceneConfigBuilder.super.matchesSession(session, param, tenantId);
    }

    @Override
    public boolean canAdoptUnboundSession(OnlyOfficeSessionEntity session, OnlyOfficeConfigParam param,
            String tenantId) {
        if (!Objects.equals(tenantId, session.getTenantId())
                || !Objects.equals(session.getFileId(), param.getFileId())
                || !Objects.equals(session.getFileType(), param.getFileType())
                || !Integer.valueOf(OnlyOfficeSessionEntity.SessionStatus.IDLE).equals(session.getSessionStatus())
                || StringUtils.hasText(session.getBizDataId())) {
            return false;
        }
        // 历史普通编辑会话可能留有页面自定义的 bizModule，但未写 bizDataId 就没有业务记录归属。
        // 签批页仅接管这种空闲会话；已有 bizDataId 的会话始终禁止跨业务迁移。
        return true;
    }
}