91 lines
2.2 KiB
Elixir
91 lines
2.2 KiB
Elixir
defmodule ExmrWeb.ExamLive.Index do
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use ExmrWeb, :live_view
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alias Exmr.Exams
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alias Exmr.Exams.Exam
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@impl true
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def mount(_params, _session, socket) do
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socket =
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socket
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|> assign(:exams, Exams.list_exams())
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|> assign(:sort_by, "date")
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|> assign(:live_action, :index)
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|> assign(exam: %{})
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|> assign(events: Enum.group_by(Exams.list_exams(), & &1.date))
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|> assign(current_month: Date.utc_today())
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{:ok, socket}
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end
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@impl true
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def handle_params(params, _url, socket) do
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{:noreply, apply_action(socket, socket.assigns.live_action, params)}
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end
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defp apply_action(socket, :edit, %{"id" => id}) do
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socket
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|> assign(:page_title, "Edit Exam")
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|> assign(:exam, Exams.get_exam!(id))
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end
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defp apply_action(socket, :new, _params) do
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socket
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|> assign(:page_title, gettext("New Exam"))
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|> assign(:exam, %Exam{})
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end
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defp apply_action(socket, :index, _params) do
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socket
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|> assign(:page_title, "Listing Exams")
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|> assign(:exam, nil)
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end
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@impl true
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def handle_info({ExmrWeb.ExamLive.FormComponent, {:saved, exam}}, socket) do
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socket =
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socket
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|> assign(:exams, [exam | socket.assigns.exams])
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|> assign(events: Enum.group_by(Exams.list_exams(), & &1.date))
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{:noreply, socket}
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end
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@impl true
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def handle_event("remove", %{"id" => id}, socket) do
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exam = Exams.get_exam!(id)
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{:ok, _} = Exams.delete_exam(exam)
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socket =
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socket
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|> update(:exams, fn exams ->
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Enum.reject(exams, fn l -> l.id == exam.id end)
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end)
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|> assign(events: Enum.group_by(Exams.list_exams(), & &1.date))
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{:noreply, socket}
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end
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def handle_event("sort", %{"by" => sort_by}, socket) do
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exams = sort_items(socket.assigns.exams, sort_by)
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{:noreply, assign(socket, exams: exams, sort_by: sort_by)}
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end
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def handle_event("edit", %{"id" => id}, socket) do
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exam = Exams.get_exam!(id)
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socket =
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socket
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|> assign(live_action: :edit, exam: exam)
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{:noreply, socket}
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end
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defp sort_items(items, "subject") do
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Enum.sort_by(items, & &1.subject)
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end
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defp sort_items(items, "date") do
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Enum.sort_by(items, & &1.date, &Date.before?/2)
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end
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end
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