final

internal/domain/city_coordinates.go

@@ -0,0 +1,50 @@
+package domain
+
+// CityCoordinates contains coordinates for Polish cities with power plants
+var CityCoordinates = map[string]struct{ Lat, Lon float64 }{
+	"Zabrze":              {Lat: 50.3015, Lon: 18.7912},
+	"Piotrków Trybunalski": {Lat: 51.4054, Lon: 19.7031},
+	"Grudziądz":           {Lat: 53.4836, Lon: 18.7536},
+	"Tczew":               {Lat: 54.0915, Lon: 18.7793},
+	"Radom":               {Lat: 51.4027, Lon: 21.1471},
+	"Chelmno":             {Lat: 53.3479, Lon: 18.4256},
+	"Żarnowiec":           {Lat: 54.7317, Lon: 18.0431},
+}
+
+// PowerPlantInfo contains information about a power plant
+type PowerPlantInfo struct {
+	IsActive bool   `json:"is_active"`
+	Power    string `json:"power"`
+	Code     string `json:"code"`
+}
+
+// PowerPlantsData represents the structure from findhim_locations.json
+type PowerPlantsData struct {
+	PowerPlants map[string]PowerPlantInfo `json:"power_plants"`
+}
+
+// ToLocations converts power plants data to locations with coordinates
+func (p *PowerPlantsData) ToLocations() []Location {
+	var locations []Location
+
+	for city, info := range p.PowerPlants {
+		// Only include active power plants
+		if !info.IsActive {
+			continue
+		}
+
+		coords, ok := CityCoordinates[city]
+		if !ok {
+			// Skip cities without known coordinates
+			continue
+		}
+
+		locations = append(locations, Location{
+			Name:      city,
+			Latitude:  coords.Lat,
+			Longitude: coords.Lon,
+		})
+	}
+
+	return locations
+}