add pricing feature

packages/database/src/runtime-config.js

@@ -1,5 +1,96 @@
+const fs = require('node:fs')
+const path = require('node:path')
+
 const ENABLED_VALUES = new Set(['1', 'true', 'yes'])
 
+function parseEnvFile(content) {
+  const env = {}
+
+  for (const rawLine of content.split(/\r?\n/)) {
+    const line = rawLine.trim()
+    if (!line || line.startsWith('#')) continue
+
+    const normalized = line.startsWith('export ') ? line.slice(7).trim() : line
+    const separatorIndex = normalized.indexOf('=')
+    if (separatorIndex === -1) continue
+
+    const key = normalized.slice(0, separatorIndex).trim()
+    if (!/^[A-Za-z_][A-Za-z0-9_]*$/.test(key)) continue
+
+    let value = normalized.slice(separatorIndex + 1)
+
+    if (
+      (value.startsWith('"') && value.endsWith('"')) ||
+      (value.startsWith("'") && value.endsWith("'"))
+    ) {
+      const quote = value[0]
+      value = value.slice(1, -1)
+
+      if (quote === '"') {
+        value = value
+          .replace(/\\n/g, '\n')
+          .replace(/\\r/g, '\r')
+          .replace(/\\t/g, '\t')
+          .replace(/\\"/g, '"')
+          .replace(/\\\\/g, '\\')
+      }
+    }
+
+    env[key] = value
+  }
+
+  return env
+}
+
+function loadEnvFile(filePath, env = process.env, { override = false } = {}) {
+  if (!fs.existsSync(filePath)) return false
+  const parsed = parseEnvFile(fs.readFileSync(filePath, 'utf8'))
+
+  for (const [key, value] of Object.entries(parsed)) {
+    if (override || env[key] === undefined) {
+      env[key] = value
+    }
+  }
+
+  return true
+}
+
+function isRunningInContainer() {
+  return fs.existsSync('/.dockerenv')
+}
+
+function normalizeDatabaseUrlForExecution(env = process.env) {
+  if (!env.DATABASE_URL) return env.DATABASE_URL
+
+  let parsed
+  try {
+    parsed = new URL(env.DATABASE_URL)
+  } catch {
+    return env.DATABASE_URL
+  }
+
+  if (parsed.hostname !== 'postgres' || isRunningInContainer()) {
+    return env.DATABASE_URL
+  }
+
+  const fallbackHost = env.POSTGRES_HOST_LOCAL ?? 'localhost'
+  parsed.hostname = fallbackHost
+  env.DATABASE_URL = parsed.toString()
+  return env.DATABASE_URL
+}
+
+function loadDefaultEnvFiles(baseDir, env = process.env) {
+  const candidates = [
+    path.join(baseDir, '.env'),
+    path.join(baseDir, '.env.local'),
+    path.join(baseDir, '.env.docker.dev'),
+  ]
+
+  for (const candidate of candidates) {
+    loadEnvFile(candidate, env)
+  }
+}
+
 function ensureDatabaseUrl(env = process.env) {
   const shouldBuildFromPostgres = ENABLED_VALUES.has(
     env.DATABASE_URL_FROM_POSTGRES?.trim().toLowerCase() ?? '',
@@ -26,4 +117,7 @@ function ensureDatabaseUrl(env = process.env) {
 
 module.exports = {
   ensureDatabaseUrl,
+  loadDefaultEnvFiles,
+  loadEnvFile,
+  normalizeDatabaseUrlForExecution,
 }