105 lines
1.6 KiB
Elixir
105 lines
1.6 KiB
Elixir
defmodule Memex.Steps do
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@moduledoc """
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The Steps context.
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"""
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import Ecto.Query, warn: false
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alias Memex.Repo
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alias Memex.Steps.Step
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@doc """
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Returns the list of steps.
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## Examples
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iex> list_steps()
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[%Step{}, ...]
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"""
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def list_steps do
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Repo.all(Step)
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end
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@doc """
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Gets a single step.
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Raises `Ecto.NoResultsError` if the Step does not exist.
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## Examples
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iex> get_step!(123)
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%Step{}
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iex> get_step!(456)
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** (Ecto.NoResultsError)
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"""
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def get_step!(id), do: Repo.get!(Step, id)
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@doc """
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Creates a step.
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## Examples
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iex> create_step(%{field: value})
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{:ok, %Step{}}
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iex> create_step(%{field: bad_value})
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{:error, %Ecto.Changeset{}}
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"""
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def create_step(attrs \\ %{}) do
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%Step{}
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|> Step.changeset(attrs)
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|> Repo.insert()
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end
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@doc """
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Updates a step.
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## Examples
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iex> update_step(step, %{field: new_value})
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{:ok, %Step{}}
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iex> update_step(step, %{field: bad_value})
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{:error, %Ecto.Changeset{}}
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"""
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def update_step(%Step{} = step, attrs) do
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step
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|> Step.changeset(attrs)
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|> Repo.update()
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end
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@doc """
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Deletes a step.
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## Examples
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iex> delete_step(step)
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{:ok, %Step{}}
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iex> delete_step(step)
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{:error, %Ecto.Changeset{}}
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"""
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def delete_step(%Step{} = step) do
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Repo.delete(step)
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end
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@doc """
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Returns an `%Ecto.Changeset{}` for tracking step changes.
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## Examples
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iex> change_step(step)
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%Ecto.Changeset{data: %Step{}}
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"""
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def change_step(%Step{} = step, attrs \\ %{}) do
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Step.changeset(step, attrs)
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end
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end
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