192 lines
3.3 KiB
Elixir
192 lines
3.3 KiB
Elixir
defmodule Aggiedit.Rooms do
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@moduledoc """
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The Rooms context.
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"""
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import Ecto.Query, warn: false
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alias Aggiedit.Repo
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alias Aggiedit.Accounts
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alias Aggiedit.Rooms.Room
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@doc """
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Returns the list of rooms.
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## Examples
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iex> list_rooms()
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[%Room{}, ...]
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"""
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def list_rooms do
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Repo.all(Room)
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end
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@doc """
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Gets a single room.
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Raises `Ecto.NoResultsError` if the Room does not exist.
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## Examples
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iex> get_room!(123)
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%Room{}
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iex> get_room!(456)
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** (Ecto.NoResultsError)
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"""
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def get_room!(id), do: Repo.get!(Room, id)
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@doc """
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Creates a room.
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## Examples
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iex> create_room(%{field: value})
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{:ok, %Room{}}
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iex> create_room(%{field: bad_value})
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{:error, %Ecto.Changeset{}}
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"""
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def create_room(attrs \\ %{}) do
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%Room{}
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|> Room.changeset(attrs)
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|> Repo.insert()
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end
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@doc """
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Updates a room.
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## Examples
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iex> update_room(room, %{field: new_value})
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{:ok, %Room{}}
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iex> update_room(room, %{field: bad_value})
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{:error, %Ecto.Changeset{}}
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"""
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def update_room(%Room{} = room, attrs) do
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room
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|> Room.changeset(attrs)
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|> Repo.update()
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end
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@doc """
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Deletes a room.
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## Examples
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iex> delete_room(room)
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{:ok, %Room{}}
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iex> delete_room(room)
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{:error, %Ecto.Changeset{}}
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"""
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def delete_room(%Room{} = room) do
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Repo.delete(room)
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end
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@doc """
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Returns an `%Ecto.Changeset{}` for tracking room changes.
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## Examples
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iex> change_room(room)
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%Ecto.Changeset{data: %Room{}}
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"""
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def change_room(%Room{} = room, attrs \\ %{}) do
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Room.changeset(room, attrs)
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end
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def create_or_find_room_with_domain(domain) do
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case Repo.get_by(Room, domain: domain) do
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room=%Room{} -> {:ok, room}
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nil -> create_room(%{domain: domain})
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end
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end
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alias Aggiedit.Rooms.Post
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def list_posts do
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Repo.all(Post)
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end
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def posts_in_room(room_id) do
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Repo.all((from p in Post, where: p.room_id == ^room_id, select: p))
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end
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@doc """
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Gets a single post.
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Raises `Ecto.NoResultsError` if the Post does not exist.
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## Examples
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iex> get_post!(123)
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%Post{}
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iex> get_post!(456)
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** (Ecto.NoResultsError)
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"""
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def get_post!(id), do: Repo.get!(Post, id)
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def create_post(attrs, user, after_save \\ &{:ok, &1}) do
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user = Repo.preload(user, :room)
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%Post{}
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|> Repo.preload([:user, :room])
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|> Post.changeset(attrs)
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|> Ecto.Changeset.put_assoc(:user, user)
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|> Ecto.Changeset.put_assoc(:room, user.room)
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|> Repo.insert()
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|> post_saved(after_save)
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end
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def update_post(%Post{} = post, attrs, after_save \\ &{:ok, &1}) do
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post
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|> Post.changeset(attrs)
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|> Repo.update()
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|> post_saved(after_save)
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end
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defp post_saved({:ok, post}, func) do
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{:ok, _post} = func.(post)
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end
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defp post_saved(error, _fun), do: error
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@doc """
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Deletes a post.
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## Examples
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iex> delete_post(post)
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{:ok, %Post{}}
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iex> delete_post(post)
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{:error, %Ecto.Changeset{}}
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"""
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def delete_post(%Post{} = post) do
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Repo.delete(post)
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end
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@doc """
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Returns an `%Ecto.Changeset{}` for tracking post changes.
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## Examples
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iex> change_post(post)
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%Ecto.Changeset{data: %Post{}}
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"""
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def change_post(%Post{} = post, attrs \\ %{}) do
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Post.changeset(post, attrs)
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end
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end
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