
// ReSharper disable InconsistentNaming

export class FileUploadClient {
    private http: { fetch(url: RequestInfo, init?: RequestInit): Promise<Response> };
    private baseUrl: string;
    protected jsonParseReviver: ((key: string, value: any) => any) | undefined = undefined;

    constructor(baseUrl?: string, http?: { fetch(url: RequestInfo, init?: RequestInit): Promise<Response> }) {
        this.http = http ? http : window as any;
        this.baseUrl = baseUrl ?? "";
    }

    uploadAttachment(caseId: string | null, description: string | null | undefined, contents: FileParameter | null | undefined): Promise<FileResponse> {
        let url_ = this.baseUrl + "/api/FileUpload/UploadAttachment";
        if (caseId === undefined || caseId === null)
            throw new globalThis.Error("The parameter 'caseId' must be defined.");
        url_ = url_.replace("{caseId}", encodeURIComponent("" + caseId));
        url_ = url_.replace(/[?&]$/, "");

        const content_ = new FormData();
        if (description !== null && description !== undefined)
            content_.append("Description", description.toString());
        if (contents !== null && contents !== undefined)
            content_.append("Contents", contents.data, contents.fileName ? contents.fileName : "Contents");

        let options_: RequestInit = {
            body: content_,
            method: "POST",
            headers: {
                "Accept": "application/octet-stream"
            }
        };

        return this.http.fetch(url_, options_).then((_response: Response) => {
            return this.processUploadAttachment(_response);
        });
    }

    protected processUploadAttachment(response: Response): Promise<FileResponse> {
        const status = response.status;
        let _headers: any = {}; if (response.headers && response.headers.forEach) { response.headers.forEach((v: any, k: any) => _headers[k] = v); };
        if (status === 200 || status === 206) {
            const contentDisposition = response.headers ? response.headers.get("content-disposition") : undefined;
            let fileNameMatch = contentDisposition ? /filename\*=(?:(\\?['"])(.*?)\1|(?:[^\s]+'.*?')?([^;\n]*))/g.exec(contentDisposition) : undefined;
            let fileName = fileNameMatch && fileNameMatch.length > 1 ? fileNameMatch[3] || fileNameMatch[2] : undefined;
            if (fileName) {
                fileName = decodeURIComponent(fileName);
            } else {
                fileNameMatch = contentDisposition ? /filename="?([^"]*?)"?(;|$)/g.exec(contentDisposition) : undefined;
                fileName = fileNameMatch && fileNameMatch.length > 1 ? fileNameMatch[1] : undefined;
            }
            return response.blob().then(blob => { return { fileName: fileName, data: blob, status: status, headers: _headers }; });
        } else if (status !== 200 && status !== 204) {
            return response.text().then((_responseText) => {
            return throwException("An unexpected server error occurred.", status, _responseText, _headers);
            });
        }
        return Promise.resolve<FileResponse>(null as any);
    }
}

export interface FileParameter {
    data: any;
    fileName: string;
}

export interface FileResponse {
    data: Blob;
    status: number;
    fileName?: string;
    headers?: { [name: string]: any };
}

export class ApiException extends Error {
    override message: string;
    status: number;
    response: string;
    headers: { [key: string]: any; };
    result: any;

    constructor(message: string, status: number, response: string, headers: { [key: string]: any; }, result: any) {
        super();

        this.message = message;
        this.status = status;
        this.response = response;
        this.headers = headers;
        this.result = result;
    }

    protected isApiException = true;

    static isApiException(obj: any): obj is ApiException {
        return obj.isApiException === true;
    }
}

function throwException(message: string, status: number, response: string, headers: { [key: string]: any; }, result?: any): any {
    if (result !== null && result !== undefined)
        throw result;
    else
        throw new ApiException(message, status, response, headers, null);
}