snowballtools-base/packages/backend/src/utils.ts
2024-10-24 10:46:02 +05:30

144 lines
3.7 KiB
TypeScript

import assert from 'assert';
import debug from 'debug';
import fs from 'fs-extra';
import { Octokit } from 'octokit';
import path from 'path';
import toml from 'toml';
import { DataSource, DeepPartial, EntityTarget, ObjectLiteral } from 'typeorm';
import { Config } from './config';
import { DEFAULT_CONFIG_FILE_PATH } from './constants';
import { PackageJSON } from './types';
const log = debug('snowball:utils');
export async function getConfig() {
// TODO: get config path using cli
return await _getConfig<Config>(DEFAULT_CONFIG_FILE_PATH);
}
const _getConfig = async <ConfigType>(
configFile: string,
): Promise<ConfigType> => {
const configFilePath = path.resolve(configFile);
const fileExists = await fs.pathExists(configFilePath);
if (!fileExists) {
throw new Error(`Config file not found: ${configFilePath}`);
}
const config = toml.parse(await fs.readFile(configFilePath, 'utf8'));
log('config', JSON.stringify(config, null, 2));
return config;
};
export const checkFileExists = async (filePath: string): Promise<boolean> => {
try {
await fs.access(filePath, fs.constants.F_OK);
return true;
} catch (err) {
log(err);
return false;
}
};
export const getEntities = async (filePath: string): Promise<any> => {
const entitiesData = await fs.readFile(filePath, 'utf-8');
const entities = JSON.parse(entitiesData);
return entities;
};
export const loadAndSaveData = async <Entity extends ObjectLiteral>(
entityType: EntityTarget<Entity>,
dataSource: DataSource,
entities: any,
relations?: any | undefined,
): Promise<Entity[]> => {
const entityRepository = dataSource.getRepository(entityType);
const savedEntity: Entity[] = [];
for (const entityData of entities) {
let entity = entityRepository.create(entityData as DeepPartial<Entity>);
if (relations) {
for (const field in relations) {
const valueIndex = String(field + 'Index');
entity = {
...entity,
[field]: relations[field][entityData[valueIndex]],
};
}
}
const dbEntity = await entityRepository.save(entity);
savedEntity.push(dbEntity);
}
return savedEntity;
};
export const sleep = async (ms: number): Promise<void> =>
new Promise((resolve) => setTimeout(resolve, ms));
export const getRepoDetails = async (
octokit: Octokit,
repository: string,
commitHash: string | undefined,
): Promise<{
repo: string;
packageJSON: PackageJSON;
repoUrl: string;
}> => {
const [owner, repo] = repository.split('/');
const { data: packageJSONData } = await octokit.rest.repos.getContent({
owner,
repo,
path: 'package.json',
ref: commitHash,
});
if (!packageJSONData) {
throw new Error('Package.json file not found');
}
assert(!Array.isArray(packageJSONData) && packageJSONData.type === 'file');
const packageJSON: PackageJSON = JSON.parse(atob(packageJSONData.content));
assert(packageJSON.name, "name field doesn't exist in package.json");
const repoUrl = (
await octokit.rest.repos.get({
owner,
repo,
})
).data.html_url;
return {
repo,
packageJSON,
repoUrl
};
}
// Wrapper method for registry txs to retry once if 'account sequence mismatch' occurs
export const registryTransactionWithRetry = async (
txMethod: () => Promise<any>
): Promise<any> => {
try {
return await txMethod();
} catch (error: any) {
if (!error.message.includes('account sequence mismatch')) {
throw error;
}
console.error(`Transaction failed due to account sequence mismatch. Retrying...`);
try {
return await txMethod();
} catch (retryError: any) {
throw new Error(`Transaction failed again after retry: ${retryError.message}`);
}
}
}