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import { CodeMaker } from 'codemaker';
import { TypeGenerator } from "./codegen-types";
import {
pascalCase,
camelCase,
constantCase
} from "change-case";
import * as path from "path"
/**
* Generates a construct for an API object defined by `def`.
*/
function getType(namespace: string) {
switch (namespace) {
case 'data_source_schemas': return 'data';
case 'resource_schemas': return 'resource';
case 'provider': return 'provider';
default: {
throw new Error(`unexpected Namespace ${namespace}`);
}
}
}
export function emitConstructForApiObject(code: CodeMaker, def: JSONSchema4, provider: string, namespace: string, version: string) {
const objectName = def.name;
Iif (!objectName) {
throw new Error(`no object name`);
}
const type = getType(namespace)
const scope = type === 'data' ? 'data_' : '';
const baseName = `${scope}${objectName.toLocaleLowerCase()}`;
const filePath = path.join(provider, namespace.replace('_schemas', ''), baseName)
const sourceFile = `${filePath}.ts`;
const optionsStructName = `${pascalCase(baseName)}Props`;
const typeGenerator = new TypeGenerator(type);
emitFile();
return filePath;
function emitFile() {
code.openFile(sourceFile);
code.line(`// generated by terrastack.io`);
code.line();
code.line(`import * as tst from '@terrastack/core';`);
code.line(`import * as cdk from '@aws-cdk/core';`);
code.line();
emitOptionsStruct();
code.line();
emitConstruct();
code.line();
typeGenerator.generate(code);
code.closeFile(sourceFile);
}
function emitOptionsStruct() {
const copy: JSONSchema4 = { ...def };
copy.properties = copy.properties || {};
typeGenerator.addType(optionsStructName, copy);
}
function emitConstruct() {
code.line('/**');
code.line(` * ${ def?.description }`);
code.line(` */`);
code.openBlock(`export class ${pascalCase(baseName)} extends tst.ResourceObject`);
emitProperties();
code.line();
emitInitializer();
code.closeBlock();
}
function emitInitializer() {
code.openBlock(`public constructor(scope: cdk.Construct, ns: string, options: ${optionsStructName})`);
emitInitializerSuper();
emitPropsAssignment();
code.closeBlock();
}
function emitInitializerSuper() {
code.open(`super(scope, ns, { ...options }, {`);
Iif (type === 'provider') {
code.line(`name: "${provider}",`);
} else {
code.line(`name: "${objectName.toLocaleLowerCase()}",`);
}
code.line(`schemaType: tst.TerraformSchemaType.${constantCase(type)},`);
code.line(`providerVersion: '${version}',`);
code.line(`providerName: '${provider}',`);
code.line(`rawSchema: \`${JSON.stringify(def).replace(new RegExp('`', 'g'), '\\`')}\``);
code.close(`});`);
}
function emitPropsAssignment() {
const propType = typeGenerator.types[`${pascalCase(baseName)}Props`]
for (const [ propName, propSpec ] of Object.entries(propType || {})) {
if (propSpec.referencable) {
Eif ((type !== 'data' && propName === 'id') || (type === 'data') || !propSpec.assignable) {
code.line(`this.${camelCase(propName)} = tst.TfReference.for(this, '${camelCase(propName)}', null);`);
} else {
code.line(`this.${camelCase(propName)} = tst.TfReference.for(this, '${camelCase(propName)}', options.${camelCase(propName)});`);
}
} else {
if (propName === 'tags') {
code.line(`this.${camelCase(propName)} = new cdk.TagManager(cdk.TagType.MAP, '${baseName}', options.tags, { tagPropertyName: 'tags' });`);
} else {
code.line(`this.${camelCase(propName)} = options.${camelCase(propName)};`);
}
}
}
}
function emitProperties() {
const type = typeGenerator.types[`${pascalCase(baseName)}Props`]
for (const [ propName, propSpec ] of Object.entries(type || {})) {
const propType = (propName === 'tags') ? 'cdk.TagManager' : propSpec.type
code.line(`${camelCase(propName)}${propSpec.referencable ? '' : '?'}: ${propType};`);
code.line();
}
}
}
export function findApiObjectDefinitions(schema: JSONSchema4) {
const result: {[k: string]: {[k: string]: Array<JSONSchema4>}} = {};
// const result = new Array<JSONSchema4>();
const providers = Object.keys(schema.provider_schemas)
for (const provider of providers) {
const providerDef = schema.provider_schemas[provider]
for (const type of Object.keys(providerDef)) {
if (type === 'provider') {
if (!result[provider]) result[provider] = {};
if (!result[provider][type]) result[provider][type] = [];
const def = Object.assign({}, providerDef[type], {name: `${provider}_${type}`})
result[provider][type] = [def]
} else {
for (const object of Object.keys(providerDef[type])) {
const def = Object.assign({}, providerDef[type][object], {name: object})
if (!result[provider]) result[provider] = {};
if (!result[provider][type]) result[provider][type] = [];
result[provider][type].push(def)
}
}
}
}
return result;
} |