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✨ feat(config.ts): add caching mechanism to reduce file I/O operations #166

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✨ feat(config.ts): add caching mechanism to reduce file I/O operations #166

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11 changes: 10 additions & 1 deletion src/commands/config.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ import { getI18nLocal } from '../i18n';
import * as dotenv from 'dotenv';

dotenv.config();
let configCache:ConfigType | null = null;

export enum CONFIG_KEYS {
OCO_OPENAI_API_KEY = 'OCO_OPENAI_API_KEY',
Expand Down Expand Up @@ -134,6 +135,9 @@ export type ConfigType = {
const configPath = pathJoin(homedir(), '.opencommit');

export const getConfig = (): ConfigType | null => {
// If it is enable, use configCache
if (configCache) return configCache;

const configFromEnv = {
OCO_OPENAI_API_KEY: process.env.OCO_OPENAI_API_KEY,
OCO_OPENAI_MAX_TOKENS: process.env.OCO_OPENAI_MAX_TOKENS ? Number(process.env.OCO_OPENAI_MAX_TOKENS) : undefined,
Expand All @@ -145,7 +149,10 @@ export const getConfig = (): ConfigType | null => {
};

const configExists = existsSync(configPath);
if (!configExists) return configFromEnv;
if (!configExists) {
configCache = configFromEnv;
return configFromEnv;
}

const configFile = readFileSync(configPath, 'utf8');
const config = iniParse(configFile);
Expand Down Expand Up @@ -173,6 +180,8 @@ export const getConfig = (): ConfigType | null => {
}
}

// Store configCache
configCache = config
return config;
};

Expand Down