import type { IExecuteFunctions } from 'n8n-core';

import type {
	IDataObject,
	ILoadOptionsFunctions,
	INodeExecutionData,
	INodePropertyOptions,
	INodeType,
	INodeTypeDescription,
} from 'n8n-workflow';
import { NodeOperationError } from 'n8n-workflow';

import { affiliateFields, affiliateOperations } from './AffiliateDescription';

import {
	affiliateMetadataFields,
	affiliateMetadataOperations,
} from './AffiliateMetadataDescription';

import { programAffiliateFields, programAffiliateOperations } from './ProgramAffiliateDescription';

import { tapfiliateApiRequest, tapfiliateApiRequestAllItems } from './GenericFunctions';

export class Tapfiliate implements INodeType {
	description: INodeTypeDescription = {
		displayName: 'Tapfiliate',
		name: 'tapfiliate',
		icon: 'file:tapfiliate.svg',
		group: ['transform'],
		version: 1,
		subtitle: '={{$parameter["operation"] + ":" + $parameter["resource"]}}',
		description: 'Consume Tapfiliate API',
		defaults: {
			name: 'Tapfiliate',
		},
		inputs: ['main'],
		outputs: ['main'],
		credentials: [
			{
				name: 'tapfiliateApi',
				required: true,
			},
		],
		properties: [
			{
				displayName: 'Resource',
				name: 'resource',
				type: 'options',
				noDataExpression: true,
				options: [
					{
						name: 'Affiliate',
						value: 'affiliate',
					},
					{
						name: 'Affiliate Metadata',
						value: 'affiliateMetadata',
					},
					{
						name: 'Program Affiliate',
						value: 'programAffiliate',
					},
				],
				default: 'affiliate',
				required: true,
			},
			...affiliateOperations,
			...affiliateFields,
			...affiliateMetadataOperations,
			...affiliateMetadataFields,
			...programAffiliateOperations,
			...programAffiliateFields,
		],
	};

	methods = {
		loadOptions: {
			// Get custom fields to display to user so that they can select them easily
			async getPrograms(this: ILoadOptionsFunctions): Promise<INodePropertyOptions[]> {
				const returnData: INodePropertyOptions[] = [];
				const programs = await tapfiliateApiRequestAllItems.call(this, 'GET', '/programs/');
				for (const program of programs) {
					returnData.push({
						name: program.title,
						value: program.id,
					});
				}
				return returnData;
			},
		},
	};

	async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
		const items = this.getInputData();
		const length = items.length;
		const qs: IDataObject = {};
		let responseData;
		const returnData: INodeExecutionData[] = [];
		const resource = this.getNodeParameter('resource', 0);
		const operation = this.getNodeParameter('operation', 0);
		for (let i = 0; i < length; i++) {
			try {
				if (resource === 'affiliate') {
					if (operation === 'create') {
						//https://tapfiliate.com/docs/rest/#affiliates-affiliates-collection-post
						const firstname = this.getNodeParameter('firstname', i) as string;
						const lastname = this.getNodeParameter('lastname', i) as string;
						const email = this.getNodeParameter('email', i) as string;
						const additionalFields = this.getNodeParameter('additionalFields', i);
						const body: IDataObject = {
							firstname,
							lastname,
							email,
						};
						Object.assign(body, additionalFields);

						if (body.addressUi) {
							body.address = (body.addressUi as IDataObject).addressValues as IDataObject;
							delete body.addressUi;
							if ((body.address as IDataObject).country) {
								(body.address as IDataObject).country = {
									code: (body.address as IDataObject).country,
								};
							}
						}

						if (body.companyName) {
							body.company = {
								name: body.companyName,
							};
							delete body.companyName;
						}
						responseData = await tapfiliateApiRequest.call(this, 'POST', '/affiliates/', body);
						returnData.push(responseData);
					}
					if (operation === 'delete') {
						//https://tapfiliate.com/docs/rest/#affiliates-affiliate-delete
						const affiliateId = this.getNodeParameter('affiliateId', i) as string;
						responseData = await tapfiliateApiRequest.call(
							this,
							'DELETE',
							`/affiliates/${affiliateId}/`,
						);
						responseData = { success: true };
					}
					if (operation === 'get') {
						//https://tapfiliate.com/docs/rest/#affiliates-affiliate-get
						const affiliateId = this.getNodeParameter('affiliateId', i) as string;
						responseData = await tapfiliateApiRequest.call(
							this,
							'GET',
							`/affiliates/${affiliateId}/`,
						);
					}
					if (operation === 'getAll') {
						//https://tapfiliate.com/docs/rest/#affiliates-affiliates-collection-get
						const returnAll = this.getNodeParameter('returnAll', i);
						const filters = this.getNodeParameter('filters', i);
						Object.assign(qs, filters);
						if (returnAll) {
							responseData = await tapfiliateApiRequestAllItems.call(
								this,
								'GET',
								'/affiliates/',
								{},
								qs,
							);
						} else {
							const limit = this.getNodeParameter('limit', i);
							responseData = await tapfiliateApiRequest.call(this, 'GET', '/affiliates/', {}, qs);
							responseData = responseData.splice(0, limit);
						}
					}
				}
				if (resource === 'affiliateMetadata') {
					if (operation === 'add') {
						//https://tapfiliate.com/docs/rest/#affiliates-meta-data-key-put
						const affiliateId = this.getNodeParameter('affiliateId', i) as string;
						const metadata =
							((this.getNodeParameter('metadataUi', i) as IDataObject)
								?.metadataValues as IDataObject[]) || [];
						if (metadata.length === 0) {
							throw new NodeOperationError(this.getNode(), 'Metadata cannot be empty.', {
								itemIndex: i,
							});
						}
						for (const { key, value } of metadata) {
							await tapfiliateApiRequest.call(
								this,
								'PUT',
								`/affiliates/${affiliateId}/meta-data/${key}/`,
								{ value },
							);
						}
						responseData = { success: true };
					}
					if (operation === 'remove') {
						//https://tapfiliate.com/docs/rest/#affiliates-meta-data-key-delete
						const affiliateId = this.getNodeParameter('affiliateId', i) as string;
						const key = this.getNodeParameter('key', i) as string;
						responseData = await tapfiliateApiRequest.call(
							this,
							'DELETE',
							`/affiliates/${affiliateId}/meta-data/${key}/`,
						);
						responseData = { success: true };
					}
					if (operation === 'update') {
						//https://tapfiliate.com/docs/rest/#affiliates-notes-collection-get
						const affiliateId = this.getNodeParameter('affiliateId', i) as string;
						const key = this.getNodeParameter('key', i) as string;
						const value = this.getNodeParameter('value', i) as string;
						responseData = await tapfiliateApiRequest.call(
							this,
							'PUT',
							`/affiliates/${affiliateId}/meta-data/`,
							{ [key]: value },
						);
					}
				}
				if (resource === 'programAffiliate') {
					if (operation === 'add') {
						//https://tapfiliate.com/docs/rest/#programs-program-affiliates-collection-post
						const programId = this.getNodeParameter('programId', i) as string;
						const affiliateId = this.getNodeParameter('affiliateId', i) as string;
						const additionalFields = this.getNodeParameter('additionalFields', i);
						const body: IDataObject = {
							affiliate: {
								id: affiliateId,
							},
						};
						Object.assign(body, additionalFields);

						responseData = await tapfiliateApiRequest.call(
							this,
							'POST',
							`/programs/${programId}/affiliates/`,
							body,
						);
					}
					if (operation === 'approve') {
						//https://tapfiliate.com/docs/rest/#programs-approve-an-affiliate-for-a-program-put
						const programId = this.getNodeParameter('programId', i) as string;
						const affiliateId = this.getNodeParameter('affiliateId', i) as string;
						responseData = await tapfiliateApiRequest.call(
							this,
							'PUT',
							`/programs/${programId}/affiliates/${affiliateId}/approved/`,
						);
					}
					if (operation === 'disapprove') {
						//https://tapfiliate.com/docs/rest/#programs-approve-an-affiliate-for-a-program-delete
						const programId = this.getNodeParameter('programId', i) as string;
						const affiliateId = this.getNodeParameter('affiliateId', i) as string;
						responseData = await tapfiliateApiRequest.call(
							this,
							'DELETE',
							`/programs/${programId}/affiliates/${affiliateId}/approved/`,
						);
					}
					if (operation === 'get') {
						//https://tapfiliate.com/docs/rest/#programs-affiliate-in-program-get
						const programId = this.getNodeParameter('programId', i) as string;
						const affiliateId = this.getNodeParameter('affiliateId', i) as string;
						responseData = await tapfiliateApiRequest.call(
							this,
							'GET',
							`/programs/${programId}/affiliates/${affiliateId}/`,
						);
					}
					if (operation === 'getAll') {
						//https://tapfiliate.com/docs/rest/#programs-program-affiliates-collection-get
						const programId = this.getNodeParameter('programId', i) as string;
						const returnAll = this.getNodeParameter('returnAll', i);
						const filters = this.getNodeParameter('filters', i);
						Object.assign(qs, filters);
						if (returnAll) {
							responseData = await tapfiliateApiRequestAllItems.call(
								this,
								'GET',
								`/programs/${programId}/affiliates/`,
								{},
								qs,
							);
						} else {
							const limit = this.getNodeParameter('limit', i);
							responseData = await tapfiliateApiRequest.call(
								this,
								'GET',
								`/programs/${programId}/affiliates/`,
								{},
								qs,
							);
							responseData = responseData.splice(0, limit);
						}
					}
				}

				const executionData = this.helpers.constructExecutionMetaData(
					this.helpers.returnJsonArray(responseData),
					{ itemData: { item: i } },
				);

				returnData.push(...executionData);
			} catch (error) {
				if (this.continueOnFail()) {
					const executionErrorData = this.helpers.constructExecutionMetaData(
						this.helpers.returnJsonArray({ error: error.message }),
						{ itemData: { item: i } },
					);
					returnData.push(...executionErrorData);
					continue;
				}
				throw error;
			}
		}
		return this.prepareOutputData(returnData);
	}
}
