mreigen

children_changes_params = [
  %{"id" => 1, "age" => 30, "address" => "Los Angeles"},
  %{"id" => 2, "age" => 28, "address" => "Manila"},
  %{"id" => 3, "age" => 37, "address" => "Toulouse"}
]

multi =
    Enum.reduce(children_changes_params, Ecto.Multi.new(), fn %{"id" => id} = child_params,
                                                              multi ->
      with {:ok, child} <- Repo.find(Child, id) do

mreigen

import Ecto.Query
...

defmacro store_items_not_exist(store_items_table_name, store_id, item_name) do
  args = [
    "NOT EXISTS (SELECT * FROM #{store_items_table_name} item WHERE item.store_id = ? AND item.name == ?)",
    store_id,
    item_name
  ]

mreigen

import Ecto.Query
...
from(store in Store,
  where: fragment("NOT EXISTS (SELECT * FROM APPLIANCES item WHERE item.store_id == ? AND item.name == 'VCR player')", store.id),
  where: fragment("NOT EXISTS (SELECT * FROM GAME_CONSOLES item WHERE item.store_id == ? AND item.name == 'Sega Genesis console')", store.id),
  where: fragment("NOT EXISTS (SELECT * FROM DELIVERY_TRUCKS truck WHERE truck.store_id == ?)", store.id)
)

mreigen

import Ecto.Query
...
from(store in Store,
  where: fragment("NOT EXISTS (SELECT * FROM APPLIANCES item WHERE item.store_id == ? AND item.name == 'VCR player')", store.id),
  where: fragment("NOT EXISTS (SELECT * FROM GAME_CONSOLES item WHERE item.store_id == ? AND item.name == 'Sega Genesis console')", store.id)
)

mreigen

def pp(what_to_print, debug_message \\ "") do
  IO.puts("#{IO.ANSI.yellow()} START #{debug_message} ====================")
  IO.puts(IO.ANSI.yellow() <> inspect(what_to_print, pretty: true, limit: :infinity))
  IO.puts("#{IO.ANSI.yellow()} END   #{debug_message} ====================\n\n")
  what_to_print
end

mreigen

describe "make COLD dishes when seasoning available" do
  setup [:setup_cold_dish, :set_seasoning]
  test "", context do
    assert add_seasoning
  end
end

describe "make COLD dishes when extra protein available" do
  setup [:setup_cold_dish, :set_protein]
  test "", context do

mreigen

describe "make COLD dishes from left over when seasoning available" do
  setup [:setup_cold_dish, :set_seasoning]
  test "", context do
    assert add_seasoning
  end
end

mreigen

describe "make COLD dishes from left over" do
  setup [:setup_cold_dish]
  test "", context do
    ...
  end
end

mreigen

defp setup_cold_dish(%{size: size}) do
end

mreigen

defp setup_cold_dishes(context) do
  temp = 35
  size = if context.size, do: size, else: :small
  dish = set_temperature(temp)
  |> set_size(size)
  |> set_time_in_fridge(:15_hours)
  |> build_dish

  %{temp: temp, size: size, cold_dish: dish}
end