waitlist-mailer/dist/chunk-KT7UBMJM.mjs

Modern, modular TypeScript library for managing waitlists with pluggable storage and mail providers. Supports MongoDB, SQL databases, and custom adapters with zero required dependencies for basic usage.

// lib/adapters/storage/SequelizeStorage.ts
var SequelizeStorage = class {
  /**
   * Create a new SequelizeStorage instance.
   * @param config - Configuration object with sequelize model
   * @throws {Error} If sequelize is not installed or model is invalid
   */
  constructor(config) {
    try {
      if (!config.model) {
        throw new Error("Sequelize model is required. Please provide a valid Sequelize model instance.");
      }
      if (!config.model.sequelize) {
        throw new Error("Invalid Sequelize model. Make sure you're passing a compiled Sequelize model.");
      }
      if (!config.model.findOne || !config.model.create) {
        throw new Error("Invalid Sequelize model. Model must have findOne and create methods.");
      }
    } catch (error) {
      if (error.message.includes("Sequelize") || error.message.includes("model")) {
        throw error;
      }
      throw new Error(
        "SequelizeStorage requires sequelize to be installed. Install it with: npm install sequelize pg (for PostgreSQL) or npm install sequelize mysql2 (for MySQL) or npm install sequelize better-sqlite3 (for SQLite)"
      );
    }
    this.model = config.model;
    this.normalizeEmail = config.normalizeEmail ?? true;
  }
  normalizeEmailAddress(email) {
    return this.normalizeEmail ? email.toLowerCase() : email;
  }
  /**
   * Add an email to the database.
   * @param email - The email to add
   * @param data - Optional metadata
   * @throws {Error} If the email already exists or database operation fails
   */
  async add(email, data) {
    const normalized = this.normalizeEmailAddress(email);
    const existing = await this.model.findOne({ where: { email: normalized } });
    if (existing) {
      throw new Error(`Email already exists: ${email}`);
    }
    try {
      await this.model.create({
        email: normalized,
        metadata: data ? JSON.stringify(data) : null,
        createdAt: /* @__PURE__ */ new Date()
      });
    } catch (error) {
      if (error.name === "SequelizeUniqueConstraintError") {
        throw new Error(`Email already exists: ${email}`);
      }
      throw error;
    }
  }
  /**
   * Remove an email from the database.
   * @param email - The email to remove
   * @returns true if the email was found and removed
   */
  async remove(email) {
    const normalized = this.normalizeEmailAddress(email);
    const result = await this.model.destroy({ where: { email: normalized } });
    return result > 0;
  }
  /**
   * Check if an email exists in the database.
   * @param email - The email to check
   * @returns true if the email exists
   */
  async exists(email) {
    const normalized = this.normalizeEmailAddress(email);
    const count = await this.model.count({ where: { email: normalized } });
    return count > 0;
  }
  /**
   * Retrieve all entries from the database.
   * @returns Array of all WaitlistEntry objects
   */
  async getAll() {
    const records = await this.model.findAll({ raw: true });
    return records.map((record) => ({
      email: record.email,
      metadata: record.metadata ? JSON.parse(record.metadata) : void 0,
      createdAt: record.createdAt
    }));
  }
  /**
   * Count total entries in the database.
   * @returns Number of entries
   */
  async count() {
    return this.model.count();
  }
  /**
   * Clear all entries from the database.
   */
  async clear() {
    await this.model.destroy({ where: {} });
  }
};

export {
  SequelizeStorage
};