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

import { googleApiRequest, googleApiRequestAllItems } from './GenericFunctions';

import { userFields, userOperations } from './UserDescription';

import { groupFields, groupOperations } from './GroupDescripion';

export class GSuiteAdmin implements INodeType {
	description: INodeTypeDescription = {
		displayName: 'Google Workspace Admin',
		name: 'gSuiteAdmin',
		// eslint-disable-next-line n8n-nodes-base/node-class-description-icon-not-svg
		icon: 'file:google-workspace-admin.png',
		group: ['input'],
		version: 1,
		subtitle: '={{$parameter["operation"] + ": " + $parameter["resource"]}}',
		description: 'Consume Google Workspace Admin API',
		defaults: {
			name: 'Google Workspace Admin',
		},
		inputs: [NodeConnectionType.Main],
		outputs: [NodeConnectionType.Main],
		credentials: [
			{
				name: 'gSuiteAdminOAuth2Api',
				required: true,
			},
		],
		properties: [
			{
				displayName: 'Resource',
				name: 'resource',
				type: 'options',
				noDataExpression: true,
				options: [
					{
						name: 'Group',
						value: 'group',
					},
					{
						name: 'User',
						value: 'user',
					},
				],
				default: 'user',
			},
			...groupOperations,
			...groupFields,
			...userOperations,
			...userFields,
		],
	};

	methods = {
		loadOptions: {
			// Get all the domains to display them to user so that they can
			// select them easily
			async getDomains(this: ILoadOptionsFunctions): Promise<INodePropertyOptions[]> {
				const returnData: INodePropertyOptions[] = [];
				const domains = await googleApiRequestAllItems.call(
					this,
					'domains',
					'GET',
					'/directory/v1/customer/my_customer/domains',
				);
				for (const domain of domains) {
					const domainName = domain.domainName;
					const domainId = domain.domainName;
					returnData.push({
						name: domainName,
						value: domainId,
					});
				}
				return returnData;
			},
			// Get all the schemas to display them to user so that they can
			// select them easily
			async getSchemas(this: ILoadOptionsFunctions): Promise<INodePropertyOptions[]> {
				const returnData: INodePropertyOptions[] = [];
				const schemas = await googleApiRequestAllItems.call(
					this,
					'schemas',
					'GET',
					'/directory/v1/customer/my_customer/schemas',
				);
				for (const schema of schemas) {
					const schemaName = schema.displayName;
					const schemaId = schema.schemaName;
					returnData.push({
						name: schemaName,
						value: schemaId,
					});
				}
				return returnData;
			},
		},
	};

	async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
		const items = this.getInputData();
		const returnData: INodeExecutionData[] = [];
		const length = items.length;
		const qs: IDataObject = {};
		let responseData;
		const resource = this.getNodeParameter('resource', 0);
		const operation = this.getNodeParameter('operation', 0);
		for (let i = 0; i < length; i++) {
			try {
				if (resource === 'group') {
					//https://developers.google.com/admin-sdk/directory/v1/reference/groups/insert
					if (operation === 'create') {
						const email = this.getNodeParameter('email', i) as string;

						const additionalFields = this.getNodeParameter('additionalFields', i);

						const body: IDataObject = {
							email,
						};

						Object.assign(body, additionalFields);

						responseData = await googleApiRequest.call(this, 'POST', '/directory/v1/groups', body);
					}

					//https://developers.google.com/admin-sdk/directory/v1/reference/groups/delete
					if (operation === 'delete') {
						const groupId = this.getNodeParameter('groupId', i) as string;

						responseData = await googleApiRequest.call(
							this,
							'DELETE',
							`/directory/v1/groups/${groupId}`,
							{},
						);

						responseData = { success: true };
					}

					//https://developers.google.com/admin-sdk/directory/v1/reference/groups/get
					if (operation === 'get') {
						const groupId = this.getNodeParameter('groupId', i) as string;

						responseData = await googleApiRequest.call(
							this,
							'GET',
							`/directory/v1/groups/${groupId}`,
							{},
						);
					}

					//https://developers.google.com/admin-sdk/directory/v1/reference/groups/list
					if (operation === 'getAll') {
						const returnAll = this.getNodeParameter('returnAll', i);

						const options = this.getNodeParameter('options', i);

						Object.assign(qs, options);

						if (qs.customer === undefined) {
							qs.customer = 'my_customer';
						}

						if (returnAll) {
							responseData = await googleApiRequestAllItems.call(
								this,
								'groups',
								'GET',
								'/directory/v1/groups',
								{},
								qs,
							);
						} else {
							qs.maxResults = this.getNodeParameter('limit', i);

							responseData = await googleApiRequest.call(
								this,
								'GET',
								'/directory/v1/groups',
								{},
								qs,
							);

							responseData = responseData.groups;
						}
					}

					//https://developers.google.com/admin-sdk/directory/v1/reference/groups/update
					if (operation === 'update') {
						const groupId = this.getNodeParameter('groupId', i) as string;

						const updateFields = this.getNodeParameter('updateFields', i);

						const body: IDataObject = {};

						Object.assign(body, updateFields);

						responseData = await googleApiRequest.call(
							this,
							'PUT',
							`/directory/v1/groups/${groupId}`,
							body,
						);
					}
				}

				if (resource === 'user') {
					//https://developers.google.com/admin-sdk/directory/v1/reference/users/insert
					if (operation === 'create') {
						const domain = this.getNodeParameter('domain', i) as string;

						const firstName = this.getNodeParameter('firstName', i) as string;

						const lastName = this.getNodeParameter('lastName', i) as string;

						const password = this.getNodeParameter('password', i) as string;

						const username = this.getNodeParameter('username', i) as string;

						const makeAdmin = this.getNodeParameter('makeAdmin', i) as boolean;

						const additionalFields = this.getNodeParameter('additionalFields', i);

						const body: IDataObject = {
							name: {
								familyName: lastName,
								givenName: firstName,
							},
							password,
							primaryEmail: `${username}@${domain}`,
						};

						Object.assign(body, additionalFields);

						if (additionalFields.phoneUi) {
							const phones = (additionalFields.phoneUi as IDataObject).phoneValues as IDataObject[];

							body.phones = phones;

							delete body.phoneUi;
						}

						if (additionalFields.emailUi) {
							const emails = (additionalFields.emailUi as IDataObject).emailValues as IDataObject[];

							body.emails = emails;

							delete body.emailUi;
						}

						responseData = await googleApiRequest.call(
							this,
							'POST',
							'/directory/v1/users',
							body,
							qs,
						);

						if (makeAdmin) {
							await googleApiRequest.call(
								this,
								'POST',
								`/directory/v1/users/${responseData.id}/makeAdmin`,
								{ status: true },
							);

							responseData.isAdmin = true;
						}
					}

					//https://developers.google.com/admin-sdk/directory/v1/reference/users/delete
					if (operation === 'delete') {
						const userId = this.getNodeParameter('userId', i) as string;

						responseData = await googleApiRequest.call(
							this,
							'DELETE',
							`/directory/v1/users/${userId}`,
							{},
						);

						responseData = { success: true };
					}

					//https://developers.google.com/admin-sdk/directory/v1/reference/users/get
					if (operation === 'get') {
						const userId = this.getNodeParameter('userId', i) as string;

						const projection = this.getNodeParameter('projection', i) as string;

						const options = this.getNodeParameter('options', i);

						qs.projection = projection;

						Object.assign(qs, options);

						if (qs.customFieldMask) {
							qs.customFieldMask = (qs.customFieldMask as string[]).join(' ');
						}

						if (qs.projection === 'custom' && qs.customFieldMask === undefined) {
							throw new NodeOperationError(
								this.getNode(),
								'When projection is set to custom, the custom schemas field must be defined',
								{ itemIndex: i },
							);
						}

						responseData = await googleApiRequest.call(
							this,
							'GET',
							`/directory/v1/users/${userId}`,
							{},
							qs,
						);
					}

					//https://developers.google.com/admin-sdk/directory/v1/reference/users/list
					if (operation === 'getAll') {
						const returnAll = this.getNodeParameter('returnAll', i);

						const projection = this.getNodeParameter('projection', i) as string;

						const options = this.getNodeParameter('options', i);

						qs.projection = projection;

						Object.assign(qs, options);

						if (qs.customer === undefined) {
							qs.customer = 'my_customer';
						}

						if (qs.customFieldMask) {
							qs.customFieldMask = (qs.customFieldMask as string[]).join(' ');
						}

						if (qs.projection === 'custom' && qs.customFieldMask === undefined) {
							throw new NodeOperationError(
								this.getNode(),
								'When projection is set to custom, the custom schemas field must be defined',
								{ itemIndex: i },
							);
						}

						if (returnAll) {
							responseData = await googleApiRequestAllItems.call(
								this,
								'users',
								'GET',
								'/directory/v1/users',
								{},
								qs,
							);
						} else {
							qs.maxResults = this.getNodeParameter('limit', i);

							responseData = await googleApiRequest.call(
								this,
								'GET',
								'/directory/v1/users',
								{},
								qs,
							);

							responseData = responseData.users;
						}
					}

					//https://developers.google.com/admin-sdk/directory/v1/reference/users/update
					if (operation === 'update') {
						const userId = this.getNodeParameter('userId', i) as string;

						const updateFields = this.getNodeParameter('updateFields', i);

						const body: {
							name: { givenName?: string; familyName?: string };
							emails?: IDataObject[];
							phones?: IDataObject[];
						} = { name: {} };

						Object.assign(body, updateFields);

						if (updateFields.firstName) {
							body.name.givenName = updateFields.firstName as string;
							//@ts-ignore
							delete body.firstName;
						}

						if (updateFields.lastName) {
							body.name.familyName = updateFields.lastName as string;
							//@ts-ignore
							delete body.lastName;
						}

						if (Object.keys(body.name).length === 0) {
							//@ts-ignore
							delete body.name;
						}

						if (updateFields.phoneUi) {
							const phones = (updateFields.phoneUi as IDataObject).phoneValues as IDataObject[];

							body.phones = phones;

							//@ts-ignore
							delete body.phoneUi;
						}

						if (updateFields.emailUi) {
							const emails = (updateFields.emailUi as IDataObject).emailValues as IDataObject[];

							body.emails = emails;

							//@ts-ignore
							delete body.emailUi;
						}

						responseData = await googleApiRequest.call(
							this,
							'PUT',
							`/directory/v1/users/${userId}`,
							body,
							qs,
						);
					}
				}

				const executionData = this.helpers.constructExecutionMetaData(
					this.helpers.returnJsonArray(responseData as IDataObject[]),
					{ 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 [returnData];
	}
}
