package jnpf.bizcommon.onlyoffice.service.impl;
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import jnpf.base.ActionResult;
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import jnpf.base.ActionResultCode;
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import jnpf.exception.DataException;
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import jnpf.file.WorkflowFileTicketApi;
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import jnpf.model.fileaccess.WorkflowFileGrant;
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import lombok.RequiredArgsConstructor;
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import org.springframework.stereotype.Component;
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import java.util.Objects;
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/** 通用上传字段的受控预览，与 onlineEdit 开关及编辑租约独立。 */
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@Component
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@RequiredArgsConstructor
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public class WorkflowFilePreviewConfigBuilder implements OnlyOfficeSceneConfigBuilder {
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public static final String SCENE = "workflow.uploadPreview";
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public static final String MODULE = "workflow-file-preview";
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private final WorkflowFileTicketApi tickets;
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@Override public String scene() { return SCENE; }
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@Override public String bizModule() { return MODULE; }
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@Override public OnlyOfficeSceneBuildPlan build(OnlyOfficeSceneBuildContext context) {
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String ticket = context.getParam().getFileId();
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if (!"annex".equals(context.getParam().getFileType()) || !("view".equals(context.getParam().getMode()) || "viewComments".equals(context.getParam().getMode()))
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|| !Objects.equals(ticket, context.getParam().getBizDataId()) || ticket == null || !ticket.matches("[A-Za-z0-9_-]+"))
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throw new DataException("流程附件预览上下文无效");
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ActionResult<WorkflowFileGrant> response = tickets.previewAccess(ticket);
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if (response == null || !ActionResultCode.SUCCESS.getCode().equals(response.getCode()) || response.getData() == null
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|| response.getData().getFile() == null || !(response.getData().getFile().get("fileId") instanceof String)
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|| ((String) response.getData().getFile().get("fileId")).isBlank() || !Objects.equals(context.getParam().getFileName(), response.getData().getFile().get("name")))
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throw new DataException("附件预览权限已变化，请重新打开");
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return OnlyOfficeSceneBuildPlan.builder().editAdmission(() -> false)
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.uploadFileAllowDownload(response.getData().isAllowDownload())
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.sourceFileId((String) response.getData().getFile().get("fileId")).build();
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}
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}
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