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remove tmp

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Graham McIntire 2025-06-13 16:17:47 -05:00
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commit d06a78d077
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defmodule AprsWeb.MapLive.Index do
@moduledoc """
LiveView for displaying real-time APRS packets on a map
"""
use AprsWeb, :live_view
alias Aprs.EncodingUtils
alias AprsWeb.Endpoint
alias Parser.Types.MicE
@impl true
def mount(_params, _session, socket) do
if connected?(socket) do
Endpoint.subscribe("aprs_messages")
end
{:ok,
assign(socket,
packets: [],
packet_count: 0,
page_title: "APRS Map",
# Default bounds for USA
map_bounds: %{
north: 49.0,
south: 24.0,
east: -66.0,
west: -125.0
}
)}
end
@impl true
def handle_event("update_bounds", %{"bounds" => bounds}, socket) do
# Update the map bounds from the client
map_bounds = %{
north: bounds["north"],
south: bounds["south"],
east: bounds["east"],
west: bounds["west"]
}
# Clear existing markers when bounds change
socket = push_event(socket, "clear_markers", %{})
{:noreply, assign(socket, map_bounds: map_bounds, packet_count: 0)}
end
@impl true
def handle_info(%{event: "packet", payload: payload}, socket) do
# Sanitize the packet to prevent encoding errors
sanitized_packet = EncodingUtils.sanitize_packet(payload)
# Log packet type for debugging
IO.inspect(sanitized_packet.data_type, label: "Packet type")
if sanitized_packet.data_extended do
# Check if data_extended is a struct before accessing __struct__
case sanitized_packet.data_extended do
%{__struct__: module} -> IO.inspect(module, label: "Data extended type")
_ -> IO.inspect("Plain map", label: "Data extended type")
end
end
# Only process packets with position data that are within current map bounds
if has_position_data?(sanitized_packet) && within_bounds?(sanitized_packet, socket.assigns.map_bounds) do
# Convert to a simple map structure for JSON encoding
packet_data = build_packet_data(sanitized_packet)
# Only push if we have valid packet data
if packet_data do
# Push the packet to the client-side JavaScript and increment count
socket =
socket
|> push_event("new_packet", packet_data)
|> update(:packet_count, &(&1 + 1))
{:noreply, socket}
else
# Invalid packet data, skip it
{:noreply, socket}
end
else
# Ignore packets without position data or outside bounds
{:noreply, socket}
end
end
@impl true
def render(assigns) do
~H"""
<link
rel="stylesheet"
href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css"
integrity="sha256-p4NxAoJBhIIN+hmNHrzRCf9tD/miZyoHS5obTRR9BMY="
crossorigin=""
/>
<script
src="https://unpkg.com/leaflet@1.9.4/dist/leaflet.js"
integrity="sha256-20nQCchB9co0qIjJZRGuk2/Z9VM+kNiyxNV1lvTlZBo="
crossorigin=""
>
</script>
<style>
#aprs-map {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
z-index: 1;
}
.map-overlay {
position: absolute;
top: 10px;
right: 10px;
background: rgba(255, 255, 255, 0.9);
padding: 10px 15px;
border-radius: 5px;
box-shadow: 0 2px 5px rgba(0,0,0,0.2);
z-index: 1000;
}
.packet-counter {
font-size: 14px;
font-weight: 600;
color: #333;
}
.aprs-marker {
background: transparent !important;
border: none !important;
}
</style>
<div id="aprs-map" phx-hook="APRSMap"></div>
<div class="map-overlay">
<div class="packet-counter">
<span id="packet-count">{@packet_count}</span> packets in view
</div>
</div>
"""
end
# Helper functions
defp has_position_data?(packet) do
case packet.data_extended do
%MicE{} = mic_e ->
# MicE packets have lat/lon in separate components
is_number(mic_e.lat_degrees) && is_number(mic_e.lat_minutes) &&
is_number(mic_e.lon_degrees) && is_number(mic_e.lon_minutes)
%{latitude: lat, longitude: lon} ->
# Regular position packets have decimal lat/lon
is_number(lat) && is_number(lon)
_ ->
false
end
end
defp within_bounds?(packet, bounds) do
{lat, lng} = get_coordinates(packet)
lat && lng &&
lat >= bounds.south && lat <= bounds.north &&
lng >= bounds.west && lng <= bounds.east
end
defp get_coordinates(packet) do
case packet.data_extended do
%MicE{} = mic_e ->
# Convert MicE components to decimal degrees
lat = mic_e.lat_degrees + mic_e.lat_minutes / 60.0 + mic_e.lat_fractional / 6000.0
lat = if mic_e.lat_direction == :south, do: -lat, else: lat
lng = mic_e.lon_degrees + mic_e.lon_minutes / 60.0 + mic_e.lon_fractional / 6000.0
lng = if mic_e.lon_direction == :west, do: -lng, else: lng
# Validate coordinates are within valid ranges
if lat >= -90 && lat <= 90 && lng >= -180 && lng <= 180 do
{lat, lng}
else
IO.puts("Invalid MicE coordinates: lat=#{lat}, lng=#{lng}")
{nil, nil}
end
%{latitude: lat, longitude: lon} ->
{lat, lon}
_ ->
{nil, nil}
end
end
defp build_packet_data(packet) do
data_extended = build_data_extended(packet.data_extended)
if data_extended do
%{
"base_callsign" => packet.base_callsign || "",
"ssid" => packet.ssid || "",
"data_type" => to_string(packet.data_type || "unknown"),
"path" => packet.path || "",
"data_extended" => data_extended
}
end
end
defp build_data_extended(nil), do: nil
defp build_data_extended(data_extended) do
case data_extended do
%MicE{} = mic_e ->
# Convert MicE components to decimal degrees
lat = mic_e.lat_degrees + mic_e.lat_minutes / 60.0 + mic_e.lat_fractional / 6000.0
lat = if mic_e.lat_direction == :south, do: -lat, else: lat
lng = mic_e.lon_degrees + mic_e.lon_minutes / 60.0 + mic_e.lon_fractional / 6000.0
lng = if mic_e.lon_direction == :west, do: -lng, else: lng
# Validate coordinates are within valid ranges
if lat >= -90 && lat <= 90 && lng >= -180 && lng <= 180 do
%{
"latitude" => lat,
"longitude" => lng,
"comment" => mic_e.message || "",
"symbol_table_id" => "/",
"symbol_code" => ">",
"aprs_messaging" => false
}
end
_ ->
%{
"latitude" => data_extended[:latitude],
"longitude" => data_extended[:longitude],
"comment" => data_extended[:comment] || "",
"symbol_table_id" => data_extended[:symbol_table_id] || "/",
"symbol_code" => data_extended[:symbol_code] || ">",
"aprs_messaging" => data_extended[:aprs_messaging] || false
}
end
end
end