import {
	OptionsWithUri,
} from 'request';

import {
	IExecuteFunctions,
	IExecuteSingleFunctions,
	IHookFunctions,
	ILoadOptionsFunctions,
} from 'n8n-core';

import {
	IDataObject, NodeApiError, NodeOperationError,
} from 'n8n-workflow';

export async function netlifyApiRequest(this: IHookFunctions | IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, method: string, endpoint: string, body: any = {}, query: IDataObject = {}, uri?: string, option: IDataObject = {}): Promise<any> { // tslint:disable-line:no-any

	const options: OptionsWithUri = {
		method,
		headers: {
			'Content-Type': 'application/json',
		},
		qs: query,
		body,
		uri: uri || `https://api.netlify.com/api/v1${endpoint}`,
		json: true,
	};

	if (!Object.keys(body).length) {
		delete options.body;
	}

	if (Object.keys(option)) {
		Object.assign(options, option);
	}

	try {
		const credentials = await this.getCredentials('netlifyApi');

		if (credentials === undefined) {
			throw new NodeOperationError(this.getNode(), 'No credentials got returned!');
		}

		options.headers!['Authorization'] = `Bearer ${credentials.accessToken}`;

		return await this.helpers.request!(options);
	} catch (error) {
		throw new NodeApiError(this.getNode(), error);
	}
}

export async function netlifyRequestAllItems(this: IExecuteFunctions | ILoadOptionsFunctions, method: string, endpoint: string, body: any = {}, query: IDataObject = {}): Promise<any> { // tslint:disable-line:no-any

	const returnData: IDataObject[] = [];

	let responseData;
	query.page = 0;
	query.per_page = 100;

	do {
		responseData = await netlifyApiRequest.call(this, method, endpoint, body, query, undefined, { resolveWithFullResponse: true });
		query.page++;
		returnData.push.apply(returnData, responseData.body);
	} while (
		responseData.headers.link.includes('next')
	);

	return returnData;
}