mirror of
https://github.com/pacnpal/thrillwiki_laravel.git
synced 2025-12-20 07:11:09 -05:00
Refactor Location model to integrate PostGIS for spatial data, add legacy coordinate fields for compatibility, and enhance documentation for geocoding service implementation.
This commit is contained in:
pacnpal
@@ -4,22 +4,28 @@ namespace App\Models;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Relations\MorphTo;
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use Illuminate\Support\Facades\DB;
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class Location extends Model
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{
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use \Spatie\Activitylog\LogsActivity;
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/**
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* The attributes that are mass assignable.
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*
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* @var array<string>
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*/
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protected $fillable = [
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'name',
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'location_type',
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'address',
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'city',
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'state',
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'country',
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'postal_code',
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'latitude',
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'longitude',
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'coordinates',
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'latitude', // Legacy field
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'longitude', // Legacy field
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'elevation',
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'timezone',
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'metadata',
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@@ -35,8 +41,9 @@ class Location extends Model
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* @var array<string, string>
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*/
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protected $casts = [
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'latitude' => 'decimal:8',
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'longitude' => 'decimal:8',
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'coordinates' => 'point',
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'latitude' => 'decimal:6',
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'longitude' => 'decimal:6',
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'elevation' => 'decimal:2',
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'metadata' => 'array',
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'geocoding_data' => 'array',
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@@ -44,6 +51,97 @@ class Location extends Model
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'is_approximate' => 'boolean',
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];
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/**
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* The attributes that should be logged.
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*
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* @var array
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*/
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protected static $logAttributes = [
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'name',
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'location_type',
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'address',
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'city',
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'state',
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'country',
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'postal_code',
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'coordinates',
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'latitude',
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'longitude',
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];
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/**
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* Boot the model.
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*/
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protected static function boot()
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{
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parent::boot();
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static::saving(function ($model) {
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// Sync point field with lat/lon fields for backward compatibility
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if ($model->latitude && $model->longitude && !$model->coordinates) {
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$model->coordinates = DB::raw(
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"ST_SetSRID(ST_MakePoint($model->longitude, $model->latitude), 4326)"
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);
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} elseif ($model->coordinates && (!$model->latitude || !$model->longitude)) {
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$point = json_decode($model->coordinates);
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$model->longitude = $point->lng;
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$model->latitude = $point->lat;
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}
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});
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}
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/**
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* Get the location's string representation.
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*/
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public function __toString(): string
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{
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$locationParts = [];
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if ($this->city) {
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$locationParts[] = $this->city;
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}
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if ($this->country) {
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$locationParts[] = $this->country;
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}
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$locationStr = $locationParts ? implode(', ', $locationParts) : 'Unknown location';
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return "{$this->name} ({$locationStr})";
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}
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/**
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* Get the formatted address.
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*/
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public function getFormattedAddressAttribute(): string
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{
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$components = array_filter([
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$this->address,
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$this->city,
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$this->state,
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$this->postal_code,
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$this->country
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]);
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return implode(', ', $components);
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}
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/**
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* Normalize a coordinate value.
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*/
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protected function normalizeCoordinate($value, int $decimalPlaces = 6): ?float
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{
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if ($value === null) {
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return null;
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}
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try {
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// Convert to string first to handle both float and string inputs
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$value = (string) $value;
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// Use BC Math for precise decimal handling
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return round((float) $value, $decimalPlaces);
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} catch (\Exception $e) {
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return null;
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}
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}
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/**
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* Get the parent locatable model.
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*/
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@@ -52,51 +150,6 @@ class Location extends Model
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return $this->morphTo();
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}
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/**
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* Get the location's coordinates as an array.
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*
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* @return array<string, float|null>
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*/
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public function getCoordinatesAttribute(): array
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{
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return [
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'lat' => $this->latitude,
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'lng' => $this->longitude,
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];
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}
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/**
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* Get the formatted address.
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*
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* @return string
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*/
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public function getFormattedAddressAttribute(): string
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{
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$parts = [];
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if ($this->address) {
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$parts[] = $this->address;
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}
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if ($this->city) {
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$parts[] = $this->city;
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}
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if ($this->state) {
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$parts[] = $this->state;
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}
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if ($this->postal_code) {
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$parts[] = $this->postal_code;
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}
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if ($this->country) {
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$parts[] = $this->country;
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}
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return implode(', ', $parts);
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}
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/**
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* Get Google Maps URL for the location.
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*
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@@ -126,8 +179,7 @@ class Location extends Model
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public function updateCoordinates(float $latitude, float $longitude, ?float $elevation = null): bool
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{
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return $this->update([
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'latitude' => $latitude,
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'longitude' => $longitude,
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'coordinates' => DB::raw("ST_SetSRID(ST_MakePoint($longitude, $latitude), 4326)"),
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'elevation' => $elevation,
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]);
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}
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@@ -161,17 +213,12 @@ class Location extends Model
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*/
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public function scopeNearby($query, float $latitude, float $longitude, float $radius, string $unit = 'km')
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{
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$earthRadius = $unit === 'mi' ? 3959 : 6371;
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$point = DB::raw("ST_MakePoint($longitude, $latitude)");
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$distance = $unit === 'mi' ? $radius * 1609.34 : $radius * 1000;
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return $query->whereRaw(
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"($earthRadius * acos(
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cos(radians(?)) *
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cos(radians(latitude)) *
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cos(radians(longitude) - radians(?)) +
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sin(radians(?)) *
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sin(radians(latitude))
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)) <= ?",
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[$latitude, $longitude, $latitude, $radius]
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"ST_DWithin(coordinates::geography, ?::geography, ?)",
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[$point, $distance]
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);
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}
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@@ -185,8 +232,15 @@ class Location extends Model
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*/
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public function scopeInBounds($query, array $ne, array $sw)
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{
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return $query->whereBetween('latitude', [$sw['lat'], $ne['lat']])
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->whereBetween('longitude', [$sw['lng'], $ne['lng']]);
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$bounds = DB::raw(
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"ST_MakeEnvelope(
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{$sw['lng']}, {$sw['lat']},
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{$ne['lng']}, {$ne['lat']},
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4326
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)"
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);
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return $query->whereRaw("ST_Within(coordinates::geometry, ?::geometry)", [$bounds]);
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}
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/**
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@@ -199,23 +253,23 @@ class Location extends Model
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*/
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public function distanceTo(float $latitude, float $longitude, string $unit = 'km'): ?float
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{
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if (!$this->latitude || !$this->longitude) {
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if (!$this->coordinates) {
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return null;
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}
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$earthRadius = $unit === 'mi' ? 3959 : 6371;
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$point = DB::raw("ST_MakePoint($longitude, $latitude)");
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$distance = DB::selectOne(
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"SELECT ST_Distance(
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ST_GeomFromText(?),
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ST_GeomFromText(?),
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true
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) as distance",
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[
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"POINT({$this->longitude} {$this->latitude})",
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"POINT($longitude $latitude)"
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]
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)->distance;
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$latFrom = deg2rad($this->latitude);
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$lonFrom = deg2rad($this->longitude);
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$latTo = deg2rad($latitude);
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$lonTo = deg2rad($longitude);
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$latDelta = $latTo - $latFrom;
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$lonDelta = $lonTo - $lonFrom;
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$angle = 2 * asin(sqrt(pow(sin($latDelta / 2), 2) +
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cos($latFrom) * cos($latTo) * pow(sin($lonDelta / 2), 2)));
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return $angle * $earthRadius;
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return $unit === 'mi' ? $distance * 0.000621371 : $distance / 1000;
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}
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}
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