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Kar k1
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lib/env.ts
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199
lib/env.ts
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/**
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* Environment variable validation and management
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* Ensures all required environment variables are present and valid
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*/
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import { z } from 'zod'
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// Define the schema for environment variables
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const envSchema = z.object({
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// Node environment
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NODE_ENV: z.enum(['development', 'production', 'test']).default('development'),
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// Server configuration
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PORT: z.string().default('3006').transform(Number),
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// Database
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MONGODB_URI: z.string().min(1, 'MongoDB URI is required'),
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// Redis
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REDIS_URL: z.string().min(1, 'Redis URL is required'),
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// Authentication secrets (required)
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SESSION_SECRET: z.string().min(32, 'Session secret must be at least 32 characters'),
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JWT_SECRET: z.string().min(1, 'JWT secret is required'),
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JWT_REFRESH_SECRET: z.string().min(1, 'JWT refresh secret is required'),
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// Optional configuration
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NEXT_PUBLIC_SITE_URL: z.string().url().optional(),
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NEXT_PUBLIC_APP_URL: z.string().url().optional(),
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// Analytics (optional)
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NEXT_PUBLIC_GA_MEASUREMENT_ID: z.string().optional(),
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NEXT_PUBLIC_PLAUSIBLE_DOMAIN: z.string().optional(),
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// Email (optional)
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SMTP_HOST: z.string().optional(),
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SMTP_PORT: z
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.string()
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.optional()
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.transform((val) => (val ? Number(val) : undefined)),
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SMTP_USER: z.string().optional(),
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SMTP_PASS: z.string().optional(),
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// File storage (optional) - using dev-portfolio naming convention
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MINIO_ENDPOINT: z.string().optional(),
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MINIO_PORT: z
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.string()
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.optional()
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.transform((val) => (val ? Number(val) : undefined)),
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MINIO_KEY: z.string().optional(),
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MINIO_SECRET: z.string().optional(),
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MINIO_IMAGE_BUCKET: z.string().optional(),
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// Legacy names for backward compatibility
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MINIO_ACCESS_KEY: z.string().optional(),
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MINIO_SECRET_KEY: z.string().optional(),
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MINIO_BUCKET: z.string().optional(),
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// External file upload API
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FILE_UPLOAD_TOKEN: z.string().optional(),
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// Monitoring (optional)
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SENTRY_DSN: z.string().optional(),
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SENTRY_ORG: z.string().optional(),
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SENTRY_PROJECT: z.string().optional(),
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})
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// Parse and validate environment variables
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function validateEnv() {
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// Skip validation during build if SKIP_ENV_VALIDATION is set
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if (process.env.SKIP_ENV_VALIDATION === 'true') {
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console.log('⚠️ Skipping environment validation (SKIP_ENV_VALIDATION=true)')
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// Return process.env with unknown first to bypass TypeScript's type checking
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return process.env as unknown as z.infer<typeof envSchema>
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}
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try {
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return envSchema.parse(process.env)
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} catch (error) {
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if (error instanceof z.ZodError) {
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const missingVars = error.issues.map((issue) => `${issue.path.join('.')}: ${issue.message}`)
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console.error('❌ Invalid environment variables:')
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missingVars.forEach((error) => console.error(` - ${error}`))
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throw new Error('Environment validation failed')
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}
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throw error
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}
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}
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// Export validated environment variables
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export const env = validateEnv() as z.infer<typeof envSchema>
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// Utility functions for environment checks
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export const isDevelopment = env.NODE_ENV === 'development'
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export const isProduction = env.NODE_ENV === 'production'
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export const isTest = env.NODE_ENV === 'test'
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// Database configuration
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export const dbConfig = {
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uri: env.MONGODB_URI,
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}
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// Redis configuration
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export const redisConfig = {
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url: env.REDIS_URL,
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}
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// Authentication configuration
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export const authConfig = {
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sessionSecret: env.SESSION_SECRET,
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jwtSecret: env.JWT_SECRET,
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jwtRefreshSecret: env.JWT_REFRESH_SECRET,
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}
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// App configuration
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export const appConfig = {
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port: env.PORT,
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siteUrl: env.NEXT_PUBLIC_SITE_URL || env.NEXT_PUBLIC_APP_URL || `http://localhost:${env.PORT}`,
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appUrl: env.NEXT_PUBLIC_APP_URL || env.NEXT_PUBLIC_SITE_URL || `http://localhost:${env.PORT}`,
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}
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// Analytics configuration
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export const analyticsConfig = {
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googleAnalytics: {
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measurementId: env.NEXT_PUBLIC_GA_MEASUREMENT_ID,
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enabled: !!env.NEXT_PUBLIC_GA_MEASUREMENT_ID && isProduction,
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},
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plausible: {
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domain: env.NEXT_PUBLIC_PLAUSIBLE_DOMAIN,
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enabled: !!env.NEXT_PUBLIC_PLAUSIBLE_DOMAIN && isProduction,
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},
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}
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// Email configuration
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export const emailConfig = {
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smtp: {
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host: env.SMTP_HOST,
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port: env.SMTP_PORT || 587,
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user: env.SMTP_USER,
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pass: env.SMTP_PASS,
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},
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enabled: !!(env.SMTP_HOST && env.SMTP_USER && env.SMTP_PASS),
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}
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// File storage configuration - prioritize dev-portfolio naming
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export const storageConfig = {
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minio: {
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endpoint: env.MINIO_ENDPOINT,
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port: env.MINIO_PORT || 9000,
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accessKey: env.MINIO_KEY || env.MINIO_ACCESS_KEY,
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secretKey: env.MINIO_SECRET || env.MINIO_SECRET_KEY,
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bucket: env.MINIO_IMAGE_BUCKET || env.MINIO_BUCKET,
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},
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enabled: !!(
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env.MINIO_ENDPOINT &&
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(env.MINIO_KEY || env.MINIO_ACCESS_KEY) &&
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(env.MINIO_SECRET || env.MINIO_SECRET_KEY)
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),
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}
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// Monitoring configuration
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export const monitoringConfig = {
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sentry: {
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dsn: env.SENTRY_DSN,
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org: env.SENTRY_ORG,
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project: env.SENTRY_PROJECT,
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},
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enabled: !!env.SENTRY_DSN && isProduction,
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}
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// Environment info for debugging
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export const envInfo = {
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nodeEnv: env.NODE_ENV,
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port: env.PORT,
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features: {
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analytics: analyticsConfig.googleAnalytics.enabled || analyticsConfig.plausible.enabled,
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email: emailConfig.enabled,
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storage: storageConfig.enabled,
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monitoring: monitoringConfig.enabled,
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},
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}
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// Log environment info in development
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if (isDevelopment) {
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console.log('🔧 Environment configuration:')
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console.log(` - Node: ${env.NODE_ENV}`)
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console.log(` - Port: ${env.PORT}`)
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console.log(` - Database: ${env.MONGODB_URI.includes('localhost') ? 'Local' : 'Remote'}`)
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console.log(` - Redis: ${env.REDIS_URL.includes('localhost') ? 'Local' : 'Remote'}`)
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console.log(
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` - Features: ${
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Object.entries(envInfo.features)
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.filter(([, enabled]) => enabled)
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.map(([name]) => name)
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.join(', ') || 'None'
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}`
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)
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}
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