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A foundation for building Elixir Phoenix apps — SaaS, social networks, ERP systems, marketplaces, and more
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Files
lib/modules/emails/utils.ex
defmodule PhoenixKit.Modules.Emails.Utils do
@moduledoc """
Utility functions for email handling in PhoenixKit.
This module contains helper functions for email provider detection,
configuration analysis, and other email-related utilities.
"""
alias PhoenixKit.Config
@doc """
Converts Swoosh adapter module to provider name.
Maps common Swoosh mailer adapters to standardized provider names
used throughout PhoenixKit's email tracking system.
## Parameters
- `adapter` - The Swoosh adapter module (e.g., Swoosh.Adapters.AmazonSES)
- `default_name` - Default provider name to return if adapter is unknown
## Examples
iex> PhoenixKit.Modules.Emails.Utils.adapter_to_provider_name(Swoosh.Adapters.AmazonSES, "unknown")
"aws_ses"
iex> PhoenixKit.Modules.Emails.Utils.adapter_to_provider_name(Swoosh.Adapters.SMTP, "unknown")
"smtp"
iex> PhoenixKit.Modules.Emails.Utils.adapter_to_provider_name(Some.Custom.Adapter, "custom")
"custom"
"""
@spec adapter_to_provider_name(module() | nil, String.t()) :: String.t()
def adapter_to_provider_name(adapter, default_name \\ "unknown") do
case adapter do
Swoosh.Adapters.AmazonSES -> "aws_ses"
Swoosh.Adapters.SMTP -> "smtp"
Swoosh.Adapters.Sendgrid -> "sendgrid"
Swoosh.Adapters.Mailgun -> "mailgun"
Swoosh.Adapters.Local -> "local"
_ -> default_name
end
end
@doc """
Detects email provider from application configuration.
Analyzes the configured mailer adapter to determine which email
provider is being used (AWS SES, SMTP, SendGrid, etc.).
## Examples
iex> PhoenixKit.Modules.Emails.Utils.detect_provider_from_config()
"aws_ses"
iex> PhoenixKit.Modules.Emails.Utils.detect_provider_from_config()
"smtp"
"""
@spec detect_provider_from_config() :: String.t()
def detect_provider_from_config do
case PhoenixKit.Config.get(:mailer) do
{:ok, mailer} when not is_nil(mailer) ->
# Try to determine provider from mailer configuration
config = Config.get(mailer, [])
adapter = Keyword.get(config, :adapter)
adapter_to_provider_name(adapter, "unknown")
_ ->
"unknown"
end
end
end