<commit_before>namespace common.services.image {

    export const namespace = 'common.services.image';

    export interface IImageUploadOptions {
        file: File;
        alt:string;
        title?:string;
    }

    export interface ICloudinaryUploadRequest {
        file: File;
        api_key: string;
        timestamp: number;
        signature: string;
        type: string;
        public_id?: string;
        resource_type?: string;
        _inputOptions?:IImageUploadOptions;
    }

    export interface ICloudinaryUploadResponse {
        bytes: number;
        created_at: string;
        etag: string;
        format: string;
        height: number;
        original_filename: string;
        public_id: string|number;
        resource_type: string;
        secure_url: string;
        signature: string;
        tags: string[];
        type: string;
        url: string;
        version: number; //unix timestamp
        width: number;
    }

    export interface ICloudinaryFileUploadConfig extends ng.angularFileUpload.IFileUploadConfig {
        fields: ICloudinaryUploadRequest;
    }

    export interface IImageNotification {
        event: string;
        message: string;
        progressName?: string;
        progressValue?: any;
    }

    export interface IImageUploadPromise<T> extends ng.IPromise<T> {

    }

    export interface IImageDeferred<T> extends ng.IDeferred<T> {
        notify(state:IImageNotification): void;
        promise: IImageUploadPromise<T>;
    }

    export class ImageService {

        private cachedPaginator:common.services.pagination.Paginator;

        static $inject:string[] = ['Upload', '$q', 'ngRestAdapter', '$http', 'paginationService', '$timeout'];

        constructor(private ngFileUpload:ng.angularFileUpload.IUploadService,
                    private $q:ng.IQService,
                    private ngRestAdapter:NgRestAdapter.INgRestAdapterService,
                    private $http:ng.IHttpService,
                    private paginationService:common.services.pagination.PaginationService,
                    private $timeout:ng.ITimeoutService) {

        }

        /**
         * Get an instance of the Image given data
         * @param data
         * @returns {common.models.Image}
         * @param exists
         */
        public static imageFactory(data:any, exists:boolean = false):common.models.Image {
            return new common.models.Image(data, exists);
        }

        /**
         * Get a new image with no values and a set uuid
         * @returns {common.models.Image}
         */
        public newImage():common.models.Image {

            return ImageService.imageFactory({
                imageId: this.ngRestAdapter.uuid(),
            });

        }

        /**
         *
         * @returns {IUploadPromise<T>}
         * @param imageUploadOptions
         */
        public uploadImage(imageUploadOptions:IImageUploadOptions):IImageUploadPromise<common.models.Image> {

            let cloudinaryOptions = this.getCloudinaryUploadConfig(imageUploadOptions);

            let deferredUploadProgress:IImageDeferred<common.models.Image> = this.$q.defer();

            this.signCloudinaryUpload(cloudinaryOptions, deferredUploadProgress)
                .then((signedCloudinaryOptions:ICloudinaryUploadRequest) => this.uploadToCloudinary(signedCloudinaryOptions, deferredUploadProgress))
                .then((cloudinaryResponse) => this.linkImageToApi(cloudinaryOptions, cloudinaryResponse, deferredUploadProgress))
                .then((image:common.models.Image) => {
                    deferredUploadProgress.resolve(image);
                });

            return deferredUploadProgress.promise;
        }

        /**
         * Send the image config to cloudinary, and register it with the api
         * @param signedCloudinaryOptions
         * @returns {IUploadPromise<any>}
         * @param deferredUploadProgress
         */
        private uploadToCloudinary(signedCloudinaryOptions:ICloudinaryUploadRequest, deferredUploadProgress:IImageDeferred<common.models.Image>):ng.angularFileUpload.IUploadPromise<ng.IHttpPromiseCallbackArg<any>> {<commit_msg>Removed newImage function as the upload makes it redundant<commit_after>namespace common.services.image {

    export const namespace = 'common.services.image';

    export interface IImageUploadOptions {
        file: File;
        alt:string;
        title?:string;
    }

    export interface ICloudinaryUploadRequest {
        file: File;
        api_key: string;
        timestamp: number;
        signature: string;
        type: string;
        public_id?: string;
        resource_type?: string;
        _inputOptions?:IImageUploadOptions;
    }

    export interface ICloudinaryUploadResponse {
        bytes: number;
        created_at: string;
        etag: string;
        format: string;
        height: number;
        original_filename: string;
        public_id: string|number;
        resource_type: string;
        secure_url: string;
        signature: string;
        tags: string[];
        type: string;
        url: string;
        version: number; //unix timestamp
        width: number;
    }

    export interface ICloudinaryFileUploadConfig extends ng.angularFileUpload.IFileUploadConfig {
        fields: ICloudinaryUploadRequest;
    }

    export interface IImageNotification {
        event: string;
        message: string;
        progressName?: string;
        progressValue?: any;
    }

    export interface IImageUploadPromise<T> extends ng.IPromise<T> {

    }

    export interface IImageDeferred<T> extends ng.IDeferred<T> {
        notify(state:IImageNotification): void;
        promise: IImageUploadPromise<T>;
    }

    export class ImageService {

        private cachedPaginator:common.services.pagination.Paginator;

        static $inject:string[] = ['Upload', '$q', 'ngRestAdapter', '$http', 'paginationService', '$timeout'];

        constructor(private ngFileUpload:ng.angularFileUpload.IUploadService,
                    private $q:ng.IQService,
                    private ngRestAdapter:NgRestAdapter.INgRestAdapterService,
                    private $http:ng.IHttpService,
                    private paginationService:common.services.pagination.PaginationService,
                    private $timeout:ng.ITimeoutService) {

        }

        /**
         * Get an instance of the Image given data
         * @param data
         * @returns {common.models.Image}
         * @param exists
         */
        public static imageFactory(data:any, exists:boolean = false):common.models.Image {
            return new common.models.Image(data, exists);
        }

        /**
         *
         * @returns {IUploadPromise<T>}
         * @param imageUploadOptions
         */
        public uploadImage(imageUploadOptions:IImageUploadOptions):IImageUploadPromise<common.models.Image> {

            let cloudinaryOptions = this.getCloudinaryUploadConfig(imageUploadOptions);

            let deferredUploadProgress:IImageDeferred<common.models.Image> = this.$q.defer();

            this.signCloudinaryUpload(cloudinaryOptions, deferredUploadProgress)
                .then((signedCloudinaryOptions:ICloudinaryUploadRequest) => this.uploadToCloudinary(signedCloudinaryOptions, deferredUploadProgress))
                .then((cloudinaryResponse) => this.linkImageToApi(cloudinaryOptions, cloudinaryResponse, deferredUploadProgress))
                .then((image:common.models.Image) => {
                    deferredUploadProgress.resolve(image);
                });

            return deferredUploadProgress.promise;
        }

        /**
         * Send the image config to cloudinary, and register it with the api
         * @param signedCloudinaryOptions
         * @returns {IUploadPromise<any>}
         * @param deferredUploadProgress
         */
        private uploadToCloudinary(signedCloudinaryOptions:ICloudinaryUploadRequest, deferredUploadProgress:IImageDeferred<common.models.Image>):ng.angularFileUpload.IUploadPromise<ng.IHttpPromiseCallbackArg<any>> {
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