katbin/lib/ketbin/pastes.ex

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Elixir
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defmodule Ketbin.Pastes do
@moduledoc """
The Pastes context.
"""
import Ecto.Query, warn: false
alias Ketbin.Repo
alias Ketbin.Pastes.Paste
@doc """
Returns the list of pastes.
## Examples
iex> list_pastes()
[%Paste{}, ...]
"""
def list_pastes do
Repo.all(Paste)
end
@doc """
Gets a single paste.
Raises `Ecto.NoResultsError` if the Paste does not exist.
## Examples
iex> get_paste!(123)
%Paste{}
iex> get_paste!(456)
** (Ecto.NoResultsError)
"""
def get_paste!(id), do: Repo.get!(Paste, id)
@doc """
Creates a paste.
## Examples
iex> create_paste(%{field: value})
{:ok, %Paste{}}
iex> create_paste(%{field: bad_value})
{:error, %Ecto.Changeset{}}
"""
def create_paste(attrs \\ %{}) do
%Paste{}
|> Paste.changeset(attrs)
|> Repo.insert()
end
@doc """
Updates a paste.
## Examples
iex> update_paste(paste, %{field: new_value})
{:ok, %Paste{}}
iex> update_paste(paste, %{field: bad_value})
{:error, %Ecto.Changeset{}}
"""
def update_paste(%Paste{} = paste, attrs) do
paste
|> Paste.changeset(attrs)
|> Repo.update()
end
@doc """
Deletes a paste.
## Examples
iex> delete_paste(paste)
{:ok, %Paste{}}
iex> delete_paste(paste)
{:error, %Ecto.Changeset{}}
"""
def delete_paste(%Paste{} = paste) do
Repo.delete(paste)
end
@doc """
Returns an `%Ecto.Changeset{}` for tracking paste changes.
## Examples
iex> change_paste(paste)
%Ecto.Changeset{data: %Paste{}}
"""
def change_paste(%Paste{} = paste, attrs \\ %{}) do
Paste.changeset(paste, attrs)
end
end