wip(backend): Started work on v3 backend

sites/backend/src/config.mjs

@@ -0,0 +1,181 @@
+import chalk from 'chalk'
+// Load environment variables
+import dotenv from 'dotenv'
+dotenv.config()
+
+const port = process.env.API_PORT || 3000
+// Construct config object
+const config = {
+  port,
+  api: process.env.API_URL || `http://localhost:${port}`,
+  website: {
+    domain: process.env.API_WEBSITE_DOMAIN || 'freesewing.org',
+    scheme: process.env.API_WEBSITE_SCHEME || 'https',
+  },
+  db: {
+    url: process.env.API_DB_URL,
+  },
+  static: process.env.API_STATIC,
+  storage: process.env.API_STORAGE,
+  hashing: {
+    saltRounds: 10,
+  },
+  encryption: {
+    key: process.env.API_ENC_KEY,
+  },
+  jwt: {
+    secretOrKey: process.env.API_ENC_KEY,
+    issuer: process.env.API_JWT_ISSUER,
+    audience: process.env.API_JWT_ISSUER,
+    expiresIn: process.env.API_JWT_EXPIRY || '36 days',
+  },
+  languages: ['en', 'de', 'es', 'fr', 'nl'],
+  ses: {
+  },
+  oauth: {
+    github: {
+      clientId: process.env.API_GITHUB_CLIENT_ID,
+      clientSecret: process.env.API_GITHUB_CLIENT_SECRET,
+      tokenUri: 'https://github.com/login/oauth/access_token',
+      dataUri: 'https://api.github.com/user',
+      emailUri: 'https://api.github.com/user/emails',
+    },
+    google: {
+      clientId: process.env.API_GOOGLE_CLIENT_ID,
+      clientSecret: process.env.API_GOOGLE_CLIENT_SECRET,
+      tokenUri: 'https://oauth2.googleapis.com/token',
+      dataUri:
+        'https://people.googleapis.com/v1/people/me?personFields=emailAddresses,names,photos',
+    },
+  },
+  github: {
+    token: process.env.API_GITHUB_TOKEN,
+    api: 'https://api.github.com',
+    bot: {
+      user: process.env.API_GITHUB_USER || 'freesewing-robot',
+      name: process.env.API_GITHUB_USER_NAME || 'Freesewing bot',
+      email: process.env.API_GITHUB_USER_EMAIL || 'bot@freesewing.org',
+    },
+    notify: {
+      specific: {
+        albert: ['woutervdub'],
+        bee: ['bobgeorgethe3rd'],
+        benjamin: ['woutervdub'],
+        cornelius: ['woutervdub'],
+        diana: ['alfalyr'],
+        holmes: ['alfalyr'],
+        hortensia: ['woutervdub'],
+        lunetius: ['starfetch'],
+        penelope: ['woutervdub'],
+        tiberius: ['starfetch'],
+        sandy: ['alfalyr'],
+        ursula: ['nataliasayang'],
+        yuri: ['biou', 'hellgy'],
+        walburga: ['starfetch'],
+        waralee: ['woutervdub'],
+      },
+      dflt: [process.env.API_GITHUB_NOTIFY_DEFAULT_USER || 'joostdecock'],
+    },
+  },
+}
+
+/*
+ * This method is how you load the config.
+ *
+ * It will verify whether whether everyting is setup correctly
+ * which is not a given since there's a number of environment
+ * variables that need to be set for this backend to function.
+ */
+export function verifyConfig() {
+  const nonEmptyString = (input) => {
+    if (typeof input === 'string' && input.length > 0) return true
+    return false
+  }
+  const warnings = []
+  const errors = []
+
+  /*
+   * Required (error when missing)
+   */
+
+  // Database
+  if (!nonEmptyString(config.db.url)) errors.push({ e: 'API_DB_URL', i: './dev.sqlite' })
+
+  // Encryption
+  //if (!nonEmptyString(config.encryption.key)) errors.push({ e: 'FS_ENC_KEY', i: 'encryption' })
+
+  /*
+   * Wanted (warning when missing)
+   */
+  // API
+  //if (!nonEmptyString(config.api)) warnings.push({ e: 'FS_BACKEND', i: 'api' })
+
+  // Site
+  //if (!nonEmptyString(config.api)) warnings.push({ e: 'FS_SITE', i: 'site' })
+
+  // SMTP
+  //if (!nonEmptyString(config.smtp.host)) warnings.push({ e: 'FS_SMTP_HOST', i: 'smtp' })
+
+  //if (!nonEmptyString(config.smtp.user)) warnings.push({ e: 'FS_SMTP_USER', i: 'smtp' })
+
+  //if (!nonEmptyString(config.smtp.pass)) warnings.push({ e: 'FS_SMTP_PASS', i: 'smtp' })
+
+  // OAUTH
+  //if (!nonEmptyString(config.oauth.github.clientId))
+  //  warnings.push({ e: 'FS_GITHUB_CLIENT_ID', i: 'oauth' })
+
+  //if (!nonEmptyString(config.oauth.github.clientSecret))
+  //  warnings.push({ e: 'FS_GITHUB_CLIENT_SECRET', i: 'oauth' })
+
+  //if (!nonEmptyString(config.oauth.google.clientId))
+  //  warnings.push({ e: 'FS_GOOGLE_CLIENT_ID', i: 'oauth' })
+
+  //if (!nonEmptyString(config.oauth.google.clientSecret))
+  //  warnings.push({ e: 'FS_GOOGLE_CLIENT_SECRET', i: 'oauth' })
+
+  for (let { e, i } of warnings) {
+    console.log(
+      chalk.yellow('Warning:'),
+      'Missing',
+      chalk.yellow(e),
+      "environment variable. Some features won't be available.",
+      '\n',
+      chalk.yellow('See: '),
+      chalk.yellow.bold('https://dev.freesewing.org/backend/configuration#' + i),
+      '\n'
+    )
+  }
+
+  for (let { e, i } of errors) {
+    console.log(
+      chalk.redBright('Error:'),
+      'Required environment variable',
+      chalk.redBright(e),
+      "is missing. The backend won't start without it.",
+      '\n',
+      chalk.yellow('See: '),
+      chalk.yellow.bold('https://dev.freesewing.org/backend/configuration#' + i),
+      '\n'
+    )
+  }
+
+  if (errors.length > 0) {
+    console.log(chalk.redBright('Invalid configuration. Stopping here...'))
+    return process.exit(1)
+  }
+
+  if (process.env.API_DUMP_CONFIG_AT_STARTUP) {
+    console.log("Dumping configuration:", JSON.stringify({
+      ...config,
+      encryption: {
+        ...config.encryption,
+        key: config.encryption.key.slice(0, 4) + '[ REDACTED ]' + config.encryption.key.slice(-4),
+      },
+      jwt: {
+        secretOrKey: config.jwt.secretOrKey.slice(0, 4) + '[ REDACTED ]' + config.jwt.secretOrKey.slice(-4),
+      }
+    }, null, 2))
+  }
+
+  return config
+}