towerops/lib/towerops_web/live/user_settings_live/helpers.ex

114 lines
3.3 KiB
Elixir

defmodule ToweropsWeb.UserSettingsLive.Helpers do
@moduledoc """
Helper functions for formatting and displaying user settings data.
"""
@doc """
Checks if a session matches the current token ID.
"""
def current_session?(session, current_token_id) do
session.user_token_id == current_token_id
end
@doc """
Formats a UTC datetime in the user's timezone.
"""
def format_timestamp_in_timezone(datetime, timezone) do
case DateTime.shift_zone(datetime, timezone) do
{:ok, shifted} ->
Calendar.strftime(shifted, "%b %d, %Y %I:%M %p %Z")
{:error, _} ->
# Fallback to UTC if timezone conversion fails
Calendar.strftime(datetime, "%b %d, %Y %I:%M %p UTC")
end
end
@doc """
Formats browser information from a session for display.
"""
def format_browser_info(session) do
case {session.browser_name, session.browser_version, session.os_name} do
{nil, _, _} -> session.device_name || "Unknown Browser"
{browser, nil, nil} -> browser
{browser, version, nil} -> "#{browser} #{version}"
{browser, nil, os} -> "#{browser} on #{os}"
{browser, version, os} -> "#{browser} #{version} on #{os}"
end
end
@doc """
Formats location information from GeoIP data.
"""
def format_location(record) do
case {record.city_name, record.subdivision_1_name, record.country_name} do
{nil, nil, nil} ->
"Unknown Location"
{city, state, country} when not is_nil(city) and not is_nil(state) and not is_nil(country) ->
"#{city}, #{state}, #{country}"
{city, nil, country} when not is_nil(city) and not is_nil(country) ->
"#{city}, #{country}"
{nil, nil, country} when not is_nil(country) ->
country
_ ->
"Unknown Location"
end
end
@doc """
Formats a datetime as a relative time string (e.g., "5 minutes ago").
"""
def format_relative_time(datetime) do
now = DateTime.utc_now()
diff = DateTime.diff(now, datetime, :second)
cond do
diff < 60 -> "Just now"
diff < 3600 -> "#{div(diff, 60)} minutes ago"
diff < 86_400 -> "#{div(diff, 3600)} hours ago"
diff < 604_800 -> "#{div(diff, 86_400)} days ago"
true -> Calendar.strftime(datetime, "%b %d, %Y")
end
end
@doc """
Returns icon name and display label for a login method.
"""
def login_method_info(method) do
case method do
"password" -> {"hero-lock-closed", "Password"}
"magic_link" -> {"hero-envelope", "Magic Link"}
"mobile_qr" -> {"hero-device-phone-mobile", "Mobile QR"}
_ -> {"hero-question-mark-circle", method}
end
end
@doc """
Generates pagination range with ellipsis for large page counts.
Shows: [1] ... [4] [5] [6] ... [20] when on page 5 of 20
"""
def pagination_range(current_page, total_pages) do
cond do
total_pages <= 7 ->
# Show all pages if 7 or fewer
Enum.to_list(1..total_pages)
current_page <= 4 ->
# Near the start
[1, 2, 3, 4, 5, :ellipsis, total_pages]
current_page >= total_pages - 3 ->
# Near the end
[1, :ellipsis, total_pages - 4, total_pages - 3, total_pages - 2, total_pages - 1, total_pages]
true ->
# In the middle
[1, :ellipsis, current_page - 1, current_page, current_page + 1, :ellipsis, total_pages]
end
end
end