Initial Commit

lib/river_connect/application.ex

@@ -0,0 +1,36 @@
+defmodule RiverConnect.Application do
+  # See https://hexdocs.pm/elixir/Application.html
+  # for more information on OTP Applications
+  @moduledoc false
+
+  use Application
+
+  @impl true
+  def start(_type, _args) do
+    children = [
+      TwMerge.Cache,
+      RiverConnectWeb.Telemetry,
+      RiverConnect.Repo,
+      {DNSCluster, query: Application.get_env(:river_connect, :dns_cluster_query) || :ignore},
+      {Phoenix.PubSub, name: RiverConnect.PubSub},
+      # Start a worker by calling: RiverConnect.Worker.start_link(arg)
+      # {RiverConnect.Worker, arg},
+      # Start to serve requests, typically the last entry
+      {Oban, Application.fetch_env!(:river_connect, Oban)},
+      RiverConnectWeb.Endpoint
+    ]
+
+    # See https://hexdocs.pm/elixir/Supervisor.html
+    # for other strategies and supported options
+    opts = [strategy: :one_for_one, name: RiverConnect.Supervisor]
+    Supervisor.start_link(children, opts)
+  end
+
+  # Tell Phoenix to update the endpoint configuration
+  # whenever the application is updated.
+  @impl true
+  def config_change(changed, _new, removed) do
+    RiverConnectWeb.Endpoint.config_change(changed, removed)
+    :ok
+  end
+end

lib/river_connect/audio.ex

@@ -0,0 +1,104 @@
+defmodule RiverConnect.Audio do
+  @moduledoc """
+  The Audio context.
+  """
+
+  import Ecto.Query, warn: false
+  alias RiverConnect.Repo
+
+  alias RiverConnect.Audio.Message
+
+  @doc """
+  Returns the list of audio_messages.
+
+  ## Examples
+
+      iex> list_messages()
+      [%Message{}, ...]
+
+  """
+  def list_messages do
+    Repo.all(from m in Message, order_by: [desc: m.inserted_at])
+  end
+
+  @doc """
+  Gets a single message.
+
+  Raises `Ecto.NoResultsError` if the Message does not exist.
+
+  ## Examples
+
+      iex> get_message!(123)
+      %Message{}
+
+      iex> get_message!(456)
+      ** (Ecto.NoResultsError)
+
+  """
+  def get_message!(id), do: Repo.get!(Message, id)
+
+  @doc """
+  Creates a message.
+
+  ## Examples
+
+      iex> create_message(%{field: value})
+      {:ok, %Message{}}
+
+      iex> create_message(%{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def create_message(attrs \\ %{}) do
+    %Message{}
+    |> Message.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Updates a message.
+
+  ## Examples
+
+      iex> update_message(message, %{field: new_value})
+      {:ok, %Message{}}
+
+      iex> update_message(message, %{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_message(%Message{} = message, attrs) do
+    message
+    |> Message.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a message.
+
+  ## Examples
+
+      iex> delete_message(message)
+      {:ok, %Message{}}
+
+      iex> delete_message(message)
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def delete_message(%Message{} = message) do
+    Repo.delete(message)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking message changes.
+
+  ## Examples
+
+      iex> change_message(message)
+      %Ecto.Changeset{data: %Message{}}
+
+  """
+  def change_message(%Message{} = message, attrs \\ %{}) do
+    Message.changeset(message, attrs)
+  end
+end

lib/river_connect/audio/message.ex

@@ -0,0 +1,21 @@
+defmodule RiverConnect.Audio.Message do
+  use Ecto.Schema
+  import Ecto.Changeset
+
+  @derive {Jason.Encoder, only: [:id, :user_id, :file_path, :duration_ms, :status, :inserted_at]}
+  schema "audio_messages" do
+    field :status, :string
+    field :user_id, :string
+    field :file_path, :string
+    field :duration_ms, :integer
+
+    timestamps(type: :utc_datetime)
+  end
+
+  @doc false
+  def changeset(message, attrs) do
+    message
+    |> cast(attrs, [:user_id, :file_path, :duration_ms, :status])
+    |> validate_required([:user_id, :file_path, :status])
+  end
+end

lib/river_connect/mailer.ex

@@ -0,0 +1,3 @@
+defmodule RiverConnect.Mailer do
+  use Swoosh.Mailer, otp_app: :river_connect
+end

lib/river_connect/repo.ex

@@ -0,0 +1,5 @@
+defmodule RiverConnect.Repo do
+  use Ecto.Repo,
+    otp_app: :river_connect,
+    adapter: Ecto.Adapters.Postgres
+end

lib/river_connect/workers/process_recording.ex

@@ -0,0 +1,25 @@
+defmodule RiverConnect.Workers.ProcessRecording do
+  use Oban.Worker, queue: :default
+
+  alias RiverConnect.Audio
+
+  @impl Oban.Worker
+  def perform(%Oban.Job{args: %{"id" => id}}) do
+    case Audio.get_message!(id) do
+      %Audio.Message{} = message ->
+        # Simulate processing time (e.g. transcoding or upload)
+        Process.sleep(1000)
+
+        # Update status to "ready"
+        {:ok, _updated_message} = Audio.update_message(message, %{status: "ready"})
+
+        # Broadcast update
+        RiverConnectWeb.Endpoint.broadcast!("audio:lobby", "audio_message_ready", %{id: message.id})
+
+        :ok
+
+      _ ->
+        {:error, :not_found}
+    end
+  end
+end