// Type definitions for exif 0.6
// Project: https://github.com/gomfunkel/node-exif#readme
// Definitions by: Florian Keller <https://github.com/ffflorian>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped

/// <reference types="node" />

declare namespace Exif {
    interface ExifData {
        image: {
            Copyright?: string;
            ExifOffset?: number;
            ImageHeight?: number;
            ImageWidth?: number;
            Make?: string;
            Model?: string;
            ModifyDate?: string;
            Orientation?: number;
            ResolutionUnit?: number;
            Software?: string;
            XResolution?: number;
            YCbCrPositioning?: number;
            YResolution?: number;
        };
        thumbnail: {
            Compression?: number;
            Orientation?: number;
            ResolutionUnit?: number;
            ThumbnailLength?: number;
            ThumbnailOffset?: number;
            XResolution?: number;
            YCbCrPositioning?: number;
            YResolution?: number;
        };
        exif: {
            ApertureValue?: number;
            BrightnessValue?: number;
            ColorSpace?: number;
            ComponentsConfiguration?: Buffer;
            CompressedBitsPerPixel?: number;
            CreateDate?: string;
            DateTimeOriginal?: string;
            ExifImageHeight?: number;
            ExifImageWidth?: number;
            ExifVersion?: Buffer;
            ExposureCompensation?: number;
            ExposureMode?: number;
            ExposureProgram?: number;
            ExposureTime?: number;
            FileSource?: Buffer;
            Flash?: number;
            FlashpixVersion?: Buffer;
            FNumber?: number;
            FocalLength?: number;
            FocalLengthIn35mmFormat?: number;
            FocalPlaneResolutionUnit?: number;
            FocalPlaneXResolution?: number;
            FocalPlaneYResolution?: number;
            ImageUniqueID?: string;
            InteropOffset?: number;
            ISO?: number;
            MakerNote?: Buffer;
            MaxApertureValue?: number;
            MeteringMode?: number;
            SceneCaptureType?: number;
            SceneType?: Buffer;
            SensingMethod?: number;
            ShutterSpeedValue?: number;
            UserComment?: Buffer;
            WhiteBalance?: number;
        };
        gps: {
            GPSAltitude?: number;
            GPSAltitudeRef?: number;
            GPSDateStamp?: string;
            GPSLatitude?: number[];
            GPSLatitudeRef?: string;
            GPSLongitude?: number[];
            GPSLongitudeRef?: string;
            GPSTimeStamp?: number[];
            GPSVersionId?: number[];
        };
        interoperability: {
            InteropIndex?: string;
            InteropVersion?: Buffer;
        };
        makernote: {
            AutoBracketing?: number;
            BlurWarning?: number;
            ExposureWarning?: number;
            error?: string;
            FlashExposureComp?: number;
            FocusMode?: number;
            FocusWarning?: number;
            FujiFlashMode?: number;
            Macro?: number;
            Quality?: string;
            Sharpness?: number;
            SlowSync?: number;
            Version?: Buffer;
            WhiteBalance?: number;
        };
    }

    interface ExifOptions {
        agfaMaxEntries?: number;
        epsonMaxEntries?: number;
        /** node-exif corrects the thumbnail offset in order to have an offset from the start of the buffer/file. */
        fixThumbnailOffset?: boolean;
        fujifilmMaxEntries?: number;
        ifd0MaxEntries?: number;
        ifd1MaxEntries?: number;
        /**
         * The image to get Exif data from can be either a filesystem path or a Buffer.
         *
         * If `image` is not specified, the developer must call `loadImage()` to parse the image.
         */
        image?: string | Buffer;
        /** Specifies the maximum entries to be parsed */
        maxEntries?: number;
        maxGpsEntries?: number;
        maxInteroperabilityEntries?: number;
        noPadding?: boolean;
        olympusMaxEntries?: number;
        panasonicMaxEntries?: number;
        sanyoMaxEntries?: number;
        /** An object named "offsets" is added to exifData and contains lot of offsets needed to get thumbnail and other things. */
        tiffOffsets?: number;
    }

    type ExifImageCallback = (error: Error | null, data: ExifData) => void;
    type ExifCallback = (error: Error | null, data: ExifData, dataPath: string) => void;

    class ExifImage {
        constructor(options: ExifOptions | string | Buffer, callback: ExifImageCallback);
        constructor();
        loadImage(file: string | Buffer, callback: ExifImageCallback): void;
    }
}

declare function Exif(path: string, callback: Exif.ExifCallback): void;

export = Exif;