import { ApiError } from './ApiError.js';
import { CancelablePromise } from './CancelablePromise.js';
export const isString = (value) => {
    return typeof value === 'string';
};
export const isStringWithValue = (value) => {
    return isString(value) && value !== '';
};
export const isBlob = (value) => {
    return value instanceof Blob;
};
export const isFormData = (value) => {
    return value instanceof FormData;
};
export const base64 = (str) => {
    try {
        return btoa(str);
    }
    catch (err) {
        // @ts-ignore
        return Buffer.from(str).toString('base64');
    }
};
export const getQueryString = (params) => {
    const qs = [];
    const append = (key, value) => {
        qs.push(`${encodeURIComponent(key)}=${encodeURIComponent(String(value))}`);
    };
    const encodePair = (key, value) => {
        if (value === undefined || value === null) {
            return;
        }
        if (value instanceof Date) {
            append(key, value.toISOString());
        }
        else if (Array.isArray(value)) {
            value.forEach(v => encodePair(key, v));
        }
        else if (typeof value === 'object') {
            Object.entries(value).forEach(([k, v]) => encodePair(`${key}[${k}]`, v));
        }
        else {
            append(key, value);
        }
    };
    Object.entries(params).forEach(([key, value]) => encodePair(key, value));
    return qs.length ? `?${qs.join('&')}` : '';
};
const getUrl = (config, options) => {
    const encoder = config.ENCODE_PATH || encodeURI;
    const path = options.url
        .replace('{api-version}', config.VERSION)
        .replace(/{(.*?)}/g, (substring, group) => {
        if (options.path?.hasOwnProperty(group)) {
            return encoder(String(options.path[group]));
        }
        return substring;
    });
    const url = config.BASE + path;
    return options.query ? url + getQueryString(options.query) : url;
};
export const getFormData = (options) => {
    if (options.formData) {
        const formData = new FormData();
        const process = (key, value) => {
            if (isString(value) || isBlob(value)) {
                formData.append(key, value);
            }
            else {
                formData.append(key, JSON.stringify(value));
            }
        };
        Object.entries(options.formData)
            .filter(([, value]) => value !== undefined && value !== null)
            .forEach(([key, value]) => {
            if (Array.isArray(value)) {
                value.forEach(v => process(key, v));
            }
            else {
                process(key, value);
            }
        });
        return formData;
    }
    return undefined;
};
export const resolve = async (options, resolver) => {
    if (typeof resolver === 'function') {
        return resolver(options);
    }
    return resolver;
};
export const getHeaders = async (config, options) => {
    const [token, username, password, additionalHeaders] = await Promise.all([
        // @ts-ignore
        resolve(options, config.TOKEN),
        // @ts-ignore
        resolve(options, config.USERNAME),
        // @ts-ignore
        resolve(options, config.PASSWORD),
        // @ts-ignore
        resolve(options, config.HEADERS),
    ]);
    const headers = Object.entries({
        Accept: 'application/json',
        ...additionalHeaders,
        ...options.headers,
    })
        .filter(([, value]) => value !== undefined && value !== null)
        .reduce((headers, [key, value]) => ({
        ...headers,
        [key]: String(value),
    }), {});
    if (isStringWithValue(token)) {
        headers['Authorization'] = `Bearer ${token}`;
    }
    if (isStringWithValue(username) && isStringWithValue(password)) {
        const credentials = base64(`${username}:${password}`);
        headers['Authorization'] = `Basic ${credentials}`;
    }
    if (options.body !== undefined) {
        if (options.mediaType) {
            headers['Content-Type'] = options.mediaType;
        }
        else if (isBlob(options.body)) {
            headers['Content-Type'] = options.body.type || 'application/octet-stream';
        }
        else if (isString(options.body)) {
            headers['Content-Type'] = 'text/plain';
        }
        else if (!isFormData(options.body)) {
            headers['Content-Type'] = 'application/json';
        }
    }
    return new Headers(headers);
};
export const getRequestBody = (options) => {
    if (options.body !== undefined) {
        if (options.mediaType?.includes('application/json') || options.mediaType?.includes('+json')) {
            return JSON.stringify(options.body);
        }
        else if (isString(options.body) || isBlob(options.body) || isFormData(options.body)) {
            return options.body;
        }
        else {
            return JSON.stringify(options.body);
        }
    }
    return undefined;
};
export const sendRequest = async (config, options, url, body, formData, headers, onCancel) => {
    const controller = new AbortController();
    let request = {
        headers,
        body: body ?? formData,
        method: options.method,
        signal: controller.signal,
    };
    if (config.WITH_CREDENTIALS) {
        request.credentials = config.CREDENTIALS;
    }
    for (const fn of config.interceptors.request._fns) {
        request = await fn(request);
    }
    onCancel(() => controller.abort());
    return await fetch(url, request);
};
export const getResponseHeader = (response, responseHeader) => {
    if (responseHeader) {
        const content = response.headers.get(responseHeader);
        if (isString(content)) {
            return content;
        }
    }
    return undefined;
};
export const getResponseBody = async (response) => {
    if (response.status !== 204) {
        try {
            const contentType = response.headers.get('Content-Type');
            if (contentType) {
                const binaryTypes = ['application/octet-stream', 'application/pdf', 'application/zip', 'audio/', 'image/', 'video/'];
                if (contentType.includes('application/json') || contentType.includes('+json')) {
                    return await response.json();
                }
                else if (binaryTypes.some(type => contentType.includes(type))) {
                    return await response.blob();
                }
                else if (contentType.includes('multipart/form-data')) {
                    return await response.formData();
                }
                else if (contentType.includes('text/')) {
                    return await response.text();
                }
            }
        }
        catch (error) {
            console.error(error);
        }
    }
    return undefined;
};
export const catchErrorCodes = (options, result) => {
    const errors = {
        400: 'Bad Request',
        401: 'Unauthorized',
        402: 'Payment Required',
        403: 'Forbidden',
        404: 'Not Found',
        405: 'Method Not Allowed',
        406: 'Not Acceptable',
        407: 'Proxy Authentication Required',
        408: 'Request Timeout',
        409: 'Conflict',
        410: 'Gone',
        411: 'Length Required',
        412: 'Precondition Failed',
        413: 'Payload Too Large',
        414: 'URI Too Long',
        415: 'Unsupported Media Type',
        416: 'Range Not Satisfiable',
        417: 'Expectation Failed',
        418: 'Im a teapot',
        421: 'Misdirected Request',
        422: 'Unprocessable Content',
        423: 'Locked',
        424: 'Failed Dependency',
        425: 'Too Early',
        426: 'Upgrade Required',
        428: 'Precondition Required',
        429: 'Too Many Requests',
        431: 'Request Header Fields Too Large',
        451: 'Unavailable For Legal Reasons',
        500: 'Internal Server Error',
        501: 'Not Implemented',
        502: 'Bad Gateway',
        503: 'Service Unavailable',
        504: 'Gateway Timeout',
        505: 'HTTP Version Not Supported',
        506: 'Variant Also Negotiates',
        507: 'Insufficient Storage',
        508: 'Loop Detected',
        510: 'Not Extended',
        511: 'Network Authentication Required',
        ...options.errors,
    };
    const error = errors[result.status];
    if (error) {
        throw new ApiError(options, result, error);
    }
    if (!result.ok) {
        const errorStatus = result.status ?? 'unknown';
        const errorStatusText = result.statusText ?? 'unknown';
        const errorBody = (() => {
            try {
                return JSON.stringify(result.body, null, 2);
            }
            catch (e) {
                return undefined;
            }
        })();
        throw new ApiError(options, result, `Generic Error: status: ${errorStatus}; status text: ${errorStatusText}; body: ${errorBody}`);
    }
};
/**
 * Request method
 * @param config The OpenAPI configuration object
 * @param options The request options from the service
 * @returns CancelablePromise<T>
 * @throws ApiError
 */
export const request = (config, options) => {
    return new CancelablePromise(async (resolve, reject, onCancel) => {
        try {
            const url = getUrl(config, options);
            const formData = getFormData(options);
            const body = getRequestBody(options);
            const headers = await getHeaders(config, options);
            if (!onCancel.isCancelled) {
                let response = await sendRequest(config, options, url, body, formData, headers, onCancel);
                for (const fn of config.interceptors.response._fns) {
                    response = await fn(response);
                }
                const responseBody = await getResponseBody(response);
                const responseHeader = getResponseHeader(response, options.responseHeader);
                let transformedBody = responseBody;
                if (options.responseTransformer && response.ok) {
                    transformedBody = await options.responseTransformer(responseBody);
                }
                const result = {
                    url,
                    ok: response.ok,
                    status: response.status,
                    statusText: response.statusText,
                    body: responseHeader ?? transformedBody,
                };
                catchErrorCodes(options, result);
                resolve(result.body);
            }
        }
        catch (error) {
            reject(error);
        }
    });
};
