132 lines
2.1 KiB
Elixir
132 lines
2.1 KiB
Elixir
defmodule Chiya.Notes do
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@moduledoc """
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The Notes context.
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"""
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import Ecto.Query, warn: false
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alias Chiya.Repo
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alias Chiya.Notes.Note
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@preloads [:channels]
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@doc """
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Returns the list of notes.
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## Examples
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iex> list_notes()
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[%Note{}, ...]
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"""
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def list_notes do
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Repo.all(Note) |> Repo.preload(@preloads)
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end
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@doc """
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Preloads a note
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## Examples
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iex> preload_note(note)
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%Note{}
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"""
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def preload_note(note), do: Repo.preload(note, @preloads)
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@doc """
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Gets a single note.
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Raises `Ecto.NoResultsError` if the Note does not exist.
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## Examples
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iex> get_note!(123)
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%Note{}
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iex> get_note!(456)
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** (Ecto.NoResultsError)
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"""
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def get_note!(id), do: Repo.get!(Note, id)
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@doc """
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Gets a single note and preloads it.
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Raises `Ecto.NoResultsError` if the Note does not exist.
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## Examples
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iex> get_note_preloaded!(123)
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%Note{}
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iex> get_note_preloaded!(456)
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** (Ecto.NoResultsError)
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"""
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def get_note_preloaded!(id), do: Repo.get!(Note, id) |> preload_note()
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@doc """
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Creates a note.
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## Examples
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iex> create_note(%{field: value})
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{:ok, %Note{}}
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iex> create_note(%{field: bad_value})
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{:error, %Ecto.Changeset{}}
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"""
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def create_note(attrs \\ %{}) do
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%Note{}
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|> Note.changeset(attrs)
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|> Repo.insert()
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end
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@doc """
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Updates a note.
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## Examples
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iex> update_note(note, %{field: new_value})
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{:ok, %Note{}}
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iex> update_note(note, %{field: bad_value})
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{:error, %Ecto.Changeset{}}
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"""
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def update_note(%Note{} = note, attrs) do
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note
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|> Note.changeset(attrs)
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|> Repo.update()
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end
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@doc """
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Deletes a note.
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## Examples
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iex> delete_note(note)
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{:ok, %Note{}}
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iex> delete_note(note)
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{:error, %Ecto.Changeset{}}
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"""
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def delete_note(%Note{} = note) do
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Repo.delete(note)
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end
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@doc """
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Returns an `%Ecto.Changeset{}` for tracking note changes.
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## Examples
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iex> change_note(note)
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%Ecto.Changeset{data: %Note{}}
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"""
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def change_note(%Note{} = note, attrs \\ %{}) do
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Note.changeset(note, attrs)
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end
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end
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