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

import {
	apiRequestAllItems,
} from '../transport';

// Get all the available channels

export async function getCustomers(this: ILoadOptionsFunctions): Promise<INodePropertyOptions[]> {
	const endpoint = 'customers';
	const responseData = await apiRequestAllItems.call(this, 'GET', endpoint, {});

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

	const returnData: INodePropertyOptions[] = [];
	for (const data of responseData) {
		returnData.push({
			name: data.fullname as string,
			value: data.id as number,
		});
	}

	returnData.sort((a, b) => {
		if (a.name < b.name) { return -1; }
		if (a.name > b.name) { return 1; }
		return 0;
	});

	return returnData;
}