import { z } from 'zod';
import { ApId } from '../common/id-generator';
export type FileId = ApId;
export declare enum FileType {
    UNKNOWN = "UNKNOWN",
    FLOW_RUN_LOG = "FLOW_RUN_LOG",
    PACKAGE_ARCHIVE = "PACKAGE_ARCHIVE",
    FLOW_STEP_FILE = "FLOW_STEP_FILE",
    SAMPLE_DATA = "SAMPLE_DATA",
    TRIGGER_PAYLOAD = "TRIGGER_PAYLOAD",
    SAMPLE_DATA_INPUT = "SAMPLE_DATA_INPUT",
    TRIGGER_EVENT_FILE = "TRIGGER_EVENT_FILE",
    PROJECT_RELEASE = "PROJECT_RELEASE",
    FLOW_VERSION_BACKUP = "FLOW_VERSION_BACKUP",
    /**
     * Platform public assets, like logos, should be stored in the database.
     */
    PLATFORM_ASSET = "PLATFORM_ASSET",
    /**
     * User profile pictures, should be stored in the database.
     */
    USER_PROFILE_PICTURE = "USER_PROFILE_PICTURE",
    /**
     * Large webhook payloads offloaded from Redis to file storage.
     */
    WEBHOOK_PAYLOAD = "WEBHOOK_PAYLOAD",
    /**
     * Files uploaded for knowledge base ingestion.
     */
    KNOWLEDGE_BASE = "KNOWLEDGE_BASE"
}
export declare enum FileCompression {
    NONE = "NONE",
    ZSTD = "ZSTD"
}
export declare const CONTENT_ENCODING_ZSTD = "zstd";
export declare const isZstdCompressed: (data: Buffer | Uint8Array) => boolean;
export declare enum FileLocation {
    S3 = "S3",
    DB = "DB"
}
export declare const File: z.ZodObject<{
    projectId: z.ZodOptional<z.ZodNullable<z.ZodString>>;
    platformId: z.ZodOptional<z.ZodNullable<z.ZodString>>;
    type: z.ZodEnum<typeof FileType>;
    compression: z.ZodEnum<typeof FileCompression>;
    data: z.ZodOptional<z.ZodUnknown>;
    location: z.ZodEnum<typeof FileLocation>;
    size: z.ZodOptional<z.ZodNullable<z.ZodNumber>>;
    fileName: z.ZodOptional<z.ZodNullable<z.ZodString>>;
    s3Key: z.ZodOptional<z.ZodNullable<z.ZodString>>;
    metadata: z.ZodOptional<z.ZodNullable<z.ZodRecord<z.ZodString, z.ZodString>>>;
    id: z.ZodString;
    created: z.ZodPipe<z.ZodTransform<unknown, unknown>, z.ZodString>;
    updated: z.ZodPipe<z.ZodTransform<unknown, unknown>, z.ZodString>;
}, z.core.$strip>;
export type File = z.infer<typeof File> & {
    data: Buffer;
};
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