@envkit/nextjs
Version:
Environment variable management for Next.js applications
134 lines • 5.72 kB
JavaScript
;
/**
* Server-only exports for Next.js integration
* IMPORTANT: This file should only be imported in server components or API routes
*/
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.createEnvApiHandler = void 0;
exports.loadEnvVars = loadEnvVars;
exports.writeEnvVars = writeEnvVars;
// Import server-only package at the top to ensure this file is never included in client bundles
require("server-only");
// Ensure we're on the server
if (typeof window !== 'undefined') {
throw new Error('This module should only be imported in server components or API routes');
}
// Import the API handler to use in the default export
const createEnvApiHandler_1 = require("./api/createEnvApiHandler");
// Export the API handler creator (dynamically imported to prevent bundling)
var createEnvApiHandler_2 = require("./api/createEnvApiHandler");
Object.defineProperty(exports, "createEnvApiHandler", { enumerable: true, get: function () { return createEnvApiHandler_2.createEnvApiHandler; } });
/**
* Load environment variables from .env files
* This is a server-side only function
*/
async function loadEnvVars(options = {}) {
// Import modules only when the function is called
const fs = await Promise.resolve().then(() => __importStar(require('fs')));
const path = await Promise.resolve().then(() => __importStar(require('path')));
const dotenv = await Promise.resolve().then(() => __importStar(require('dotenv')));
const { envDir = process.cwd(), envFiles = ['.env.local', '.env.development.local', '.env.development', '.env'] } = options;
// Merge the environment variables in reverse priority order
let merged = { ...process.env };
// Try loading each file in order of priority
for (const fileName of envFiles) {
try {
const filePath = path.resolve(envDir, fileName);
// Check if file exists
if (fs.existsSync(filePath)) {
// Parse the file content
const parsed = dotenv.parse(fs.readFileSync(filePath, 'utf8'));
// Merge variables (existing take precedence)
merged = { ...parsed, ...merged };
console.log(`Loaded environment variables from ${fileName}`);
}
}
catch (error) {
console.warn(`Error loading ${fileName}:`, error);
}
}
return merged;
}
async function writeEnvVars(variables, options = {}) {
try {
// Import modules only when the function is called
const fs = await Promise.resolve().then(() => __importStar(require('fs')));
const path = await Promise.resolve().then(() => __importStar(require('path')));
const dotenv = await Promise.resolve().then(() => __importStar(require('dotenv')));
const { envDir = process.cwd(), targetEnvFile = '.env.local' } = options;
const targetFile = path.resolve(envDir, targetEnvFile);
// Create .env.local content
let envContent = '';
// Read existing file if it exists
if (fs.existsSync(targetFile)) {
const existingContent = fs.readFileSync(targetFile, 'utf8');
const existing = dotenv.parse(existingContent);
// Merge with new variables, new ones take precedence
const merged = { ...existing, ...variables };
// Format as KEY=VALUE pairs
envContent = Object.entries(merged)
.map(([key, value]) => `${key}=${value}`)
.join('\n');
}
else {
// Just format the provided variables
envContent = Object.entries(variables)
.map(([key, value]) => `${key}=${value}`)
.join('\n');
}
// Write to file
fs.writeFileSync(targetFile, envContent);
return {
success: true,
path: targetFile
};
}
catch (error) {
console.error('Error writing environment variables:', error);
return {
success: false,
path: '',
error: error instanceof Error ? error.message : String(error)
};
}
}
// Default export for convenient importing
exports.default = {
loadEnvVars,
writeEnvVars,
createEnvApiHandler: createEnvApiHandler_1.createEnvApiHandler
};
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