140 lines
3.5 KiB
Elixir
140 lines
3.5 KiB
Elixir
defmodule Shift73kWeb.ShiftLive.Index do
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use Shift73kWeb, :live_view
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alias Shift73k.Shifts
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alias Shift73k.Shifts.Shift
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alias Shift73kWeb.Roles
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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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|> assign_defaults(session)
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|> live_okreply()
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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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current_user = socket.assigns.current_user
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live_action = socket.assigns.live_action
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shift = shift_from_params(params)
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if Roles.can?(current_user, shift, live_action) do
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socket
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|> init_today(Date.utc_today())
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|> update_agenda()
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|> assign_modal_close_handlers()
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|> assign(:delete_shift, nil)
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|> apply_action(socket.assigns.live_action, params)
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|> live_noreply()
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else
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socket
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|> put_flash(:error, "Unauthorised")
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|> redirect(to: "/")
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|> live_noreply()
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end
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end
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defp assign_modal_close_handlers(socket) do
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to = Routes.shift_index_path(socket, :index)
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assign(socket, modal_return_to: to, modal_close_action: :return)
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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, "My Shifts")
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|> assign(:shift, nil)
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end
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defp shift_from_params(params)
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defp shift_from_params(%{"id" => id}),
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do: Shifts.get_shift!(id)
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defp shift_from_params(_params), do: %Shift{}
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defp init_today(socket, today) do
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assign(socket, current_date: today, cursor_date: cursor_date(today))
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end
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defp cursor_date(%Date{} = date) do
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date |> Date.beginning_of_month() |> Date.add(4)
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end
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defp assign_date_range(%{assigns: %{cursor_date: cursor_date}} = socket) do
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assign(socket, date_range: date_range(cursor_date))
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end
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defp date_range(cursor_date) do
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cursor_date
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|> Date.beginning_of_month()
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|> Date.range(Date.end_of_month(cursor_date))
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end
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defp assign_known_shifts(socket) do
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user = socket.assigns.current_user
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shifts = Shifts.list_shifts_by_user_in_date_range(user.id, socket.assigns.date_range)
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assign(socket, :shifts, shifts)
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end
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defp update_agenda(socket) do
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socket
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|> assign_date_range()
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|> assign_known_shifts()
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end
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@impl true
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def handle_event("delete-modal", %{"id" => id}, socket) do
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socket
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|> assign(:modal_close_action, :delete_shift)
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|> assign(:delete_shift, Shifts.get_shift!(id))
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|> live_noreply()
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end
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@impl true
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def handle_event("delete", %{"id" => id}, socket) do
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shift = Shifts.get_shift!(id)
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{:ok, _} = Shifts.delete_shift(shift)
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{:noreply, assign_known_shifts(socket)}
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end
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@impl true
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def handle_event("month-nav", %{"month" => nav}, socket) do
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new_cursor = new_nav_cursor(nav, socket.assigns.cursor_date)
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socket
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|> assign(:cursor_date, new_cursor)
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|> update_agenda()
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|> live_noreply()
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end
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@impl true
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def handle_info({:close_modal, _}, %{assigns: %{modal_close_action: :return}} = socket) do
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socket
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|> copy_flash()
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|> push_patch(to: socket.assigns.modal_return_to)
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|> live_noreply()
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end
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@impl true
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def handle_info({:close_modal, _}, %{assigns: %{modal_close_action: assign_key}} = socket) do
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socket
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|> assign(assign_key, nil)
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|> assign_modal_close_handlers()
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|> assign_known_shifts()
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|> live_noreply()
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end
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@impl true
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def handle_info({:put_flash_message, {flash_type, msg}}, socket) do
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socket |> put_flash(flash_type, msg) |> live_noreply()
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end
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defp new_nav_cursor("now", _cursor_date), do: Date.utc_today()
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defp new_nav_cursor(nav, cursor_date) do
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cursor_date
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|> Date.add((nav == "prev" && -30) || 30)
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|> cursor_date()
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end
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end
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