107 lines
2.9 KiB
Elixir
107 lines
2.9 KiB
Elixir
defmodule MvWeb.UserLive.Index do
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@moduledoc """
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LiveView for displaying and managing the user list.
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## Features
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- List all users with email and linked member
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- Sort users by email (default)
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- Delete users
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- Navigate to user details and edit forms
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- Bulk selection for future batch operations
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## Relationships
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Displays linked member information when a user is connected to a member account.
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## Events
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- `delete` - Remove a user from the database
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- `select_user` - Toggle individual user selection
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- `select_all` - Toggle selection of all visible users
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## Security
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User deletion requires admin permissions (enforced by Ash policies).
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"""
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use MvWeb, :live_view
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import MvWeb.TableComponents
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@impl true
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def mount(_params, _session, socket) do
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users = Ash.read!(Mv.Accounts.User, domain: Mv.Accounts, load: [:member])
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sorted = Enum.sort_by(users, & &1.email)
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{:ok,
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socket
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|> assign(:page_title, gettext("Listing Users"))
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|> assign(:sort_field, :email)
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|> assign(:sort_order, :asc)
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|> assign(:users, sorted)
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|> assign(:selected_users, [])}
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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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user = Ash.get!(Mv.Accounts.User, id, domain: Mv.Accounts)
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Ash.destroy!(user, domain: Mv.Accounts)
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updated_users = Enum.reject(socket.assigns.users, &(&1.id == id))
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{:noreply, assign(socket, :users, updated_users)}
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end
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# Selects one user in the list of users
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@impl true
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def handle_event("select_user", %{"id" => id}, socket) do
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selected =
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if id in socket.assigns.selected_users do
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List.delete(socket.assigns.selected_users, id)
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else
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[id | socket.assigns.selected_users]
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end
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{:noreply, assign(socket, :selected_users, selected)}
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end
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# Sorts the list of users according to a field, when you click on the column header
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@impl true
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def handle_event("sort", %{"field" => field_str}, socket) do
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users = socket.assigns.users
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field = String.to_existing_atom(field_str)
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new_order =
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if socket.assigns.sort_field == field do
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toggle_order(socket.assigns.sort_order)
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else
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:asc
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end
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sorted_users =
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users
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|> Enum.sort_by(&Map.get(&1, field), sort_fun(new_order))
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{:noreply,
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socket
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|> assign(:sort_field, field)
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|> assign(:sort_order, new_order)
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|> assign(:users, sorted_users)}
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end
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# Selects all users in the list of users
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@impl true
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def handle_event("select_all", _params, socket) do
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users = socket.assigns.users
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all_ids = Enum.map(users, & &1.id)
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selected =
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if Enum.sort(socket.assigns.selected_users) == Enum.sort(all_ids) do
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[]
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else
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all_ids
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end
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{:noreply, assign(socket, :selected_users, selected)}
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end
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defp toggle_order(:asc), do: :desc
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defp toggle_order(:desc), do: :asc
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defp sort_fun(:asc), do: &<=/2
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defp sort_fun(:desc), do: &>=/2
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end
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