* feat(CommandsEnum.ts): add COMMANDS enum

* refactor(api.ts): use CONFIG_MODES enum from config.ts
* refactor(config.ts): use COMMANDS and CONFIG_MODES enums, extract validateConfig function
* feat(config.ts): add CONFIG_MODES enum and refactor configCommand function to use it

* refactor(githook.ts): import COMMANDS enum from CommandsEnum.js file

src/CommandsEnum.ts

@@ -0,0 +1,4 @@
+export enum COMMANDS {
+  config = 'config',
+  hook = 'hook'
+}

src/api.ts

@@ -5,7 +5,7 @@ import {
   OpenAIApi
 } from 'openai';
 
-import { getConfig } from './commands/config';
+import { CONFIG_MODES, getConfig } from './commands/config';
 
 const config = getConfig();
 
@@ -13,7 +13,7 @@ let apiKey = config?.OPENAI_API_KEY;
 
 const [command, mode] = process.argv.slice(2);
 
-if (!apiKey && command !== 'config' && mode !== 'set') {
+if (!apiKey && command !== 'config' && mode !== CONFIG_MODES.set) {
   intro('opencommit');
 
   outro(

src/commands/config.ts

@@ -5,6 +5,7 @@ import { existsSync, writeFileSync, readFileSync } from 'fs';
 import { homedir } from 'os';
 import { intro, outro } from '@clack/prompts';
 import chalk from 'chalk';
+import { COMMANDS } from '../CommandsEnum';
 
 export enum CONFIG_KEYS {
   OPENAI_API_KEY = 'OPENAI_API_KEY',
@@ -12,6 +13,11 @@ export enum CONFIG_KEYS {
   emoji = 'emoji'
 }
 
+export enum CONFIG_MODES {
+  get = 'get',
+  set = 'set'
+}
+
 const validateConfig = (
   key: string,
   condition: any,
@@ -110,7 +116,7 @@ export const setConfig = (keyValues: [key: string, value: string][]) => {
 
 export const configCommand = command(
   {
-    name: 'config',
+    name: COMMANDS.config,
     parameters: ['<mode>', '<key=values...>']
   },
   async (argv) => {
@@ -118,12 +124,12 @@ export const configCommand = command(
     try {
       const { mode, keyValues } = argv._;
 
-      if (mode === 'get') {
+      if (mode === CONFIG_MODES.get) {
         const config = getConfig() || {};
         for (const key of keyValues) {
           outro(`${key}=${config[key as keyof typeof config]}`);
         }
-      } else if (mode === 'set') {
+      } else if (mode === CONFIG_MODES.set) {
         await setConfig(
           keyValues.map((keyValue) => keyValue.split('=') as [string, string])
         );

src/commands/githook.ts

@@ -5,6 +5,7 @@ import { assertGitRepo } from '../utils/git.js';
 import { existsSync } from 'fs';
 import chalk from 'chalk';
 import { intro, outro } from '@clack/prompts';
+import { COMMANDS } from '../CommandsEnum.js';
 
 const HOOK_NAME = 'prepare-commit-msg';
 const SYMLINK_URL = `.git/hooks/${HOOK_NAME}`;
@@ -15,7 +16,7 @@ const isHookExists = existsSync(SYMLINK_URL);
 
 export const hookCommand = command(
   {
-    name: 'hook',
+    name: COMMANDS.hook,
     parameters: ['<set/unset>']
   },
   async (argv) => {