package jnpf.dmsEntity.preview.model;
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import jnpf.dmsEntity.preview.enums.DmsPreviewFormat;
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import jnpf.dmsEntity.storage.model.DmsPersistentPdfSource;
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import jnpf.util.JsonUtil;
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import lombok.Data;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.UUID;
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@Data
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public class DmsFilePreviewTicket {
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public static final String SCOPE = "dms:onlyoffice:preview";
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public static final String PRINT_SCOPE = "dms:onlyoffice:print";
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public static final String PRINT_BASE_SCOPE = "dms:onlyoffice:print-base";
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private String scope;
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private String tenantId;
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private String userId;
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private UUID fileVersionId;
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private String fileName;
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private String mimeType;
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private Long sizeBytes;
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private String storagePlatform;
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private String bucketName;
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private String basePath;
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private String objectPath;
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private String objectName;
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private DmsPersistentPdfSource pdfSource;
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private DmsPreviewFormat previewFormat;
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/** Original physical pages requested for printing, for example 1-3,5. */
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private String printPages;
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private List<DmsWatermarkSnapshot> watermarks = new ArrayList<>();
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/** Set only by a permission-checked historical issuance; absent legacy value means current use. */
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private boolean historicalAccess;
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private long expiresAt;
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public static DmsFilePreviewTicket fromRaw(Object raw) {
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if (!(raw instanceof String) || isBlank((String) raw)) {
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throw new IllegalArgumentException("DMS 预览票据无效");
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}
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DmsFilePreviewTicket payload;
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try {
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payload = JsonUtil.getJsonToBean((String) raw, DmsFilePreviewTicket.class);
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} catch (RuntimeException exception) {
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throw new IllegalArgumentException("DMS 预览票据无效", exception);
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}
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if (payload == null || !isSupportedScope(payload.getScope())
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|| isBlank(payload.getTenantId()) || isBlank(payload.getUserId())
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|| payload.getFileVersionId() == null || isBlank(payload.getFileName())
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|| isBlank(payload.getStoragePlatform()) || isBlank(payload.getBucketName())
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|| isBlank(payload.getObjectPath()) || isBlank(payload.getObjectName())
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|| payload.getExpiresAt() <= System.currentTimeMillis()) {
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throw new IllegalArgumentException("DMS 预览票据无效或已过期");
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}
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return payload;
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}
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private static boolean isSupportedScope(String scope) {
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return SCOPE.equals(scope) || PRINT_SCOPE.equals(scope) || PRINT_BASE_SCOPE.equals(scope);
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}
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private static boolean isBlank(String value) {
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return value == null || value.trim().isEmpty();
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}
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}
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