leds-spark-lib/dist/backend/java-generator/webservice/graphql-generator.js

Biblioteca de geração de código

import path from 'path';
import fs from 'fs';
import { createPath, getRef, isLocalEntity, isModule, expandToStringWithNL, toString } from '../../models/model.js';
//Relation
export function generateGraphQL(application, target_folder) {
    if (application.configuration) {
        const RESOURCE_PATH = createPath(target_folder, "src/main/resources");
        const GRAPHQL_PATH = createPath(RESOURCE_PATH, "graphql");
        fs.writeFileSync(path.join(GRAPHQL_PATH, 'schema.graphqls'), toString(generateSchemaGraphQL(application)));
    }
}
/*
function generateRelationSchemaGraphQL(relation: Relation): Generated{
    switch(relation.$type) {
      case "OneToMany": return `[${getRef(relation.type)?.name}]`
      default: return `${getRef(relation.type)?.name}`
    }
    return ""
  }
  */
function generateTypeSchemaGraphQL(entity) {
    let att = entity.attributes;
    const superTypeRef = getRef(entity.superType);
    if (superTypeRef && isLocalEntity(superTypeRef)) {
        att = entity.attributes.concat(superTypeRef.attributes ?? []);
    }
    //var relation = entity.relations.concat(getRef(entity.superType)?.relations ?? [] )
    //${relation.map(relation => `${relation.name}:${generateRelationSchemaGraphQL(relation)}`).join("\n")}
    return expandToStringWithNL `
    type ${entity.name}{
        id: ID!
        ${att.map(atribute => `${atribute.name}:String!`).join("\n")}
    }
    `;
}
function generateInputTypeSchemaGraphQL(entity) {
    let att = entity.attributes;
    const superTypeRef = getRef(entity.superType);
    if (superTypeRef && isLocalEntity(superTypeRef)) {
        att = entity.attributes.concat(superTypeRef.attributes ?? []);
    }
    //var relation = entity.relations.concat(entity.superType?.ref?.relations ?? [] )
    //${relation.map(relation => `${relation.name}ID:String`).join("\n")}
    return expandToStringWithNL `
    input ${entity.name}Input{
      ${att.map(atribute => `${atribute.name}:String!`).join("\n")}
    }
    `;
}
function generateSchemaGraphQL(application) {
    const modules = application.abstractElements.filter(isModule);
    // Only keep LocalEntity elements
    const all_entities = modules
        .map(module => module.elements.filter(isLocalEntity))
        .flat();
    return expandToStringWithNL `
    
    ${all_entities.map((entity) => entity.is_abstract ? "" : toString(generateTypeSchemaGraphQL(entity))).join("\n")}
    
    ${all_entities.map((entity) => entity.is_abstract ? "" : toString(generateInputTypeSchemaGraphQL(entity))).join("\n")}
  
    type Query{
      ${all_entities.map((entity) => entity.is_abstract ? "" : `findAll${entity.name}s:[${entity.name}]`).join("\n")}
      ${all_entities.map((entity) => entity.is_abstract ? "" : `findByID${entity.name} (id: ID!):${entity.name}`).join("\n")}
    }
    
    type Mutation{
      ${all_entities.map((entity) => entity.is_abstract ? "" : `create${entity.name}(input: ${entity.name}Input):${entity.name}`).join("\n")}
      ${all_entities.map((entity) => entity.is_abstract ? "" : `delete${entity.name} (id: ID!):${entity.name}`).join("\n")}
      ${all_entities.map((entity) => entity.is_abstract ? "" : `update${entity.name} (id: ID!, input: ${entity.name}Input):${entity.name}`).join("\n")}
    }`;
}
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