a69b771847
We move from start/end date to a period date range to represent the interval where a training take place. Besides that, new constraints are added to ensure a trainings of a user can't overlap. These constraints reflect in changeset validation.
32 lines
651 B
Elixir
32 lines
651 B
Elixir
defmodule Wabanex.Training do
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use Ecto.Schema
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import Ecto.Changeset
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alias PgRanges.DateRange
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alias Wabanex.{Exercise, User}
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@primary_key {:id, :binary_id, autogenerate: true}
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@foreign_key_type :binary_id
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@fields [:period, :user_id]
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schema "trainings" do
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field :period, DateRange, default: DateRange.new(Date.utc_today(), nil)
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belongs_to :user, User
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has_many :exercises, Exercise
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timestamps()
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end
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def changeset(params) do
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%__MODULE__{}
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|> cast(params, @fields)
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|> validate_required(@fields)
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|> exclusion_constraint(:period, name: :non_overlap_period)
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|> cast_assoc(:exercises)
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end
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end
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