mirror of
https://github.com/n8n-io/n8n-nodes-starter.git
synced 2025-10-30 23:02:25 -05:00
369 lines
No EOL
9.7 KiB
TypeScript
369 lines
No EOL
9.7 KiB
TypeScript
import { INodeProperties, NodePropertyTypes } from 'n8n-workflow';
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import * as apiDefinitions from './api-definitions.json';
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import * as dtoDefinitions from './dto-definitions.json';
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export interface ApiDefinition {
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method: string;
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endpoint: string;
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description: string;
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parameters: ApiParameter[];
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requiresAuth: boolean;
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requestBody?: {
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schema: string;
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required: boolean;
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};
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response: {
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type: string;
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properties: Record<string, string>;
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};
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}
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export interface ApiParameter {
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name: string;
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type: string;
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required: boolean;
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description: string;
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in: 'query' | 'body' | 'path';
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}
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export interface DtoProperty {
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type: string;
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description: string;
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required: boolean;
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schema?: string;
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items?: {
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type: string;
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schema?: string;
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};
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}
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export interface DtoDefinition {
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type: string;
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properties: Record<string, DtoProperty>;
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}
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export class ApiHelper {
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static getApiDefinitions(): Record<string, Record<string, ApiDefinition>> {
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return apiDefinitions as any;
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}
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static getResources(): INodeProperties[] {
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const definitions = this.getApiDefinitions();
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const resources = Object.keys(definitions).map(resource => ({
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name: this.capitalizeFirst(resource),
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value: resource,
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description: `${resource} operations`,
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}));
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return [
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{
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displayName: 'Resource',
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name: 'resource',
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type: 'options',
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noDataExpression: true,
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options: resources,
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default: resources[0]?.value || 'authentication',
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},
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];
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}
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static getOperations(): INodeProperties[] {
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const definitions = this.getApiDefinitions();
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const operations: INodeProperties[] = [];
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// Crear operaciones para cada recurso
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Object.keys(definitions).forEach(resource => {
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const resourceOperations = Object.keys(definitions[resource]).map(operation => ({
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name: this.formatOperationName(operation),
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value: operation,
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description: definitions[resource][operation].description,
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action: this.formatOperationName(operation),
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}));
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operations.push({
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displayName: 'Operation',
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name: 'operation',
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type: 'options',
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noDataExpression: true,
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displayOptions: {
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show: {
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resource: [resource],
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},
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},
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options: resourceOperations,
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default: resourceOperations[0]?.value || '',
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});
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});
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return operations;
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}
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static getFields(): INodeProperties[] {
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const definitions = this.getApiDefinitions();
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const fields: INodeProperties[] = [];
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// Ya no agregamos campos de autenticación
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Object.keys(definitions).forEach(resource => {
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Object.keys(definitions[resource]).forEach(operation => {
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const apiDef = definitions[resource][operation];
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// Campos específicos de la operación
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if (apiDef.parameters && apiDef.parameters.length > 0) {
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fields.push(...this.getOperationFields(resource, operation, apiDef.parameters));
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}
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// Campos para request body con DTOs
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if (apiDef.requestBody && apiDef.requestBody.schema) {
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fields.push(...this.getRequestBodyFields(resource, operation, apiDef.requestBody.schema));
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}
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});
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});
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return fields;
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}
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private static getOperationFields(resource: string, operation: string, parameters: ApiParameter[]): INodeProperties[] {
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const fields: INodeProperties[] = [];
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// Agrupar parámetros por tipo
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const queryParams = parameters.filter(p => p.in === 'query');
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const bodyParams = parameters.filter(p => p.in === 'body');
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// Campos para parámetros de query
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if (queryParams.length > 0) {
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fields.push({
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displayName: 'Query Parameters',
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name: 'queryParameters',
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type: 'collection',
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placeholder: 'Add Query Parameter',
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default: {},
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displayOptions: {
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show: {
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resource: [resource],
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operation: [operation],
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},
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},
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options: queryParams.map(param => ({
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displayName: this.capitalizeFirst(param.name),
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name: param.name,
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type: this.mapParameterType(param.type),
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default: '',
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required: param.required,
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description: param.description,
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})),
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});
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}
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// Campos para parámetros de body
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if (bodyParams.length > 0) {
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fields.push({
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displayName: 'Body Parameters',
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name: 'bodyParameters',
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type: 'collection',
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placeholder: 'Add Body Parameter',
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default: {},
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displayOptions: {
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show: {
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resource: [resource],
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operation: [operation],
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},
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},
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options: bodyParams.map(param => ({
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displayName: this.capitalizeFirst(param.name),
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name: param.name,
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type: this.mapParameterType(param.type),
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default: '',
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required: param.required,
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description: param.description,
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})),
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});
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}
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return fields;
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}
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private static getRequestBodyFields(resource: string, operation: string, dtoSchema: string): INodeProperties[] {
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const example = this.generateDtoExample(dtoSchema);
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return [
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{
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displayName: 'Request Body (JSON)',
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name: 'requestBody',
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type: 'json',
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default: JSON.stringify(example, null, 2),
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required: false,
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description: 'Pega aquí el JSON completo según el esquema del DTO.',
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displayOptions: {
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show: {
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resource: [resource],
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operation: [operation],
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},
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},
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},
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];
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}
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// Helper para generar un ejemplo de JSON para un DTO
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private static generateDtoExample(dtoName: string): any {
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const dtoDef = this.getDtoDefinition(dtoName);
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if (!dtoDef) return {};
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const result: any = {};
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Object.keys(dtoDef.properties).forEach(propName => {
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const prop = dtoDef.properties[propName];
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if (prop.type === 'object' && prop.schema) {
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result[propName] = this.generateDtoExample(prop.schema);
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} else if (prop.type === 'object') {
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result[propName] = {};
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} else if (prop.type === 'array' && prop.items?.schema) {
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result[propName] = [this.generateDtoExample(prop.items.schema)];
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} else if (prop.type === 'array') {
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result[propName] = [];
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} else if (prop.type === 'boolean') {
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result[propName] = false;
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} else if (prop.type === 'number' || prop.type === 'integer') {
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result[propName] = 0;
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} else {
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result[propName] = '';
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}
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});
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return result;
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}
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private static mapParameterType(apiType: string): NodePropertyTypes {
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switch (apiType.toLowerCase()) {
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case 'string':
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return 'string';
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case 'number':
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case 'integer':
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return 'number';
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case 'boolean':
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return 'boolean';
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case 'array':
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return 'fixedCollection';
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case 'object':
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return 'json';
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default:
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return 'string';
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}
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}
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private static capitalizeFirst(str: string): string {
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return str.charAt(0).toUpperCase() + str.slice(1);
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}
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private static formatOperationName(operation: string): string {
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// Convertir camelCase a palabras separadas
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return operation
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.replace(/([A-Z])/g, ' $1')
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.replace(/^./, str => str.toUpperCase())
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.trim();
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}
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static getApiDefinition(resource: string, operation: string): ApiDefinition | null {
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const definitions = this.getApiDefinitions();
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return definitions[resource]?.[operation] || null;
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}
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static getDtoDefinitions(): Record<string, DtoDefinition> {
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return dtoDefinitions as any;
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}
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static getDtoDefinition(dtoName: string): DtoDefinition | null {
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const definitions = this.getDtoDefinitions();
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return definitions[dtoName] || null;
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}
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static generateDtoFields(dtoName: string, prefix: string = ''): INodeProperties[] {
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const dtoDef = this.getDtoDefinition(dtoName);
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if (!dtoDef) return [];
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const fields: INodeProperties[] = [];
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Object.keys(dtoDef.properties).forEach(propName => {
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const prop = dtoDef.properties[propName];
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const fieldName = prefix ? `${prefix}.${propName}` : propName;
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const displayName = this.capitalizeFirst(propName);
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if (prop.type === 'object' && prop.schema) {
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// Campo de objeto anidado
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fields.push({
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displayName: `${displayName} (${prop.schema})`,
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name: fieldName,
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type: 'collection',
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placeholder: `Add ${displayName}`,
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default: {},
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required: prop.required,
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description: prop.description,
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options: this.generateDtoFields(prop.schema, fieldName),
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});
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} else if (prop.type === 'array' && prop.items?.schema) {
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// Campo de array de objetos
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fields.push({
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displayName: `${displayName} (Array of ${prop.items.schema})`,
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name: fieldName,
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type: 'fixedCollection',
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typeOptions: {
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multipleValues: true,
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},
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placeholder: `Add ${displayName} Item`,
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default: {},
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required: prop.required,
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description: prop.description,
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options: [
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{
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displayName: prop.items.schema,
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name: 'item',
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values: this.generateDtoFields(prop.items.schema, `${fieldName}.item`),
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},
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],
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});
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} else {
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// Campo simple
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fields.push({
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displayName,
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name: fieldName,
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type: this.mapParameterType(prop.type),
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default: '',
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required: prop.required,
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description: prop.description,
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});
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}
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});
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return fields;
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}
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static buildDtoObject(data: Record<string, any>, dtoSchema: string): any {
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const dtoDef = this.getDtoDefinition(dtoSchema);
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if (!dtoDef) return data;
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const result: any = {};
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Object.keys(dtoDef.properties).forEach(propName => {
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const prop = dtoDef.properties[propName];
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const value = data[propName];
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if (value !== undefined && value !== '') {
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if (prop.type === 'object' && prop.schema) {
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// Objeto anidado
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result[propName] = this.buildDtoObject(value, prop.schema);
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} else if (prop.type === 'array' && prop.items?.schema) {
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// Array de objetos
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if (Array.isArray(value)) {
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result[propName] = value.map(item => this.buildDtoObject(item, prop.items!.schema!));
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} else if (value && typeof value === 'object') {
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// Para fixedCollection de n8n
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result[propName] = Object.values(value).map((item: any) =>
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this.buildDtoObject(item, prop.items!.schema!)
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);
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}
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} else {
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// Campo simple
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result[propName] = value;
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}
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}
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});
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return result;
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}
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}
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