package db

import (
	"testing"

	"github.com/jacek/pamietnik/backend/internal/domain"
)

func TestValidateTrackpoint_HappyPath(t *testing.T) {
	p := domain.Trackpoint{
		EventID:  "evt-1",
		DeviceID: "dev-1",
		Lat:      52.5,
		Lon:      13.4,
		Source:   "gps",
	}
	if err := validateTrackpoint(p); err != nil {
		t.Fatalf("expected no error, got: %v", err)
	}
}

func TestValidateTrackpoint_MissingEventID(t *testing.T) {
	p := domain.Trackpoint{
		DeviceID: "dev-1",
		Lat:      52.5,
		Lon:      13.4,
	}
	err := validateTrackpoint(p)
	if err == nil {
		t.Fatal("expected error for missing event_id, got nil")
	}
}

func TestValidateTrackpoint_MissingDeviceID(t *testing.T) {
	p := domain.Trackpoint{
		EventID: "evt-1",
		Lat:     52.5,
		Lon:     13.4,
	}
	err := validateTrackpoint(p)
	if err == nil {
		t.Fatal("expected error for missing device_id, got nil")
	}
}

func TestValidateTrackpoint_LatOutOfRange(t *testing.T) {
	cases := []struct {
		lat float64
		lon float64
	}{
		{91, 0},
		{-91, 0},
		{0, 181},
		{0, -181},
	}
	for _, c := range cases {
		p := domain.Trackpoint{
			EventID:  "evt-1",
			DeviceID: "dev-1",
			Lat:      c.lat,
			Lon:      c.lon,
		}
		if err := validateTrackpoint(p); err == nil {
			t.Errorf("expected error for lat=%v lon=%v, got nil", c.lat, c.lon)
		}
	}
}

func TestValidateTrackpoint_InvalidSource(t *testing.T) {
	p := domain.Trackpoint{
		EventID:  "evt-1",
		DeviceID: "dev-1",
		Lat:      10,
		Lon:      10,
		Source:   "satellite",
	}
	if err := validateTrackpoint(p); err == nil {
		t.Fatal("expected error for invalid source, got nil")
	}
}

func TestValidateTrackpoint_EmptySourceIsAllowed(t *testing.T) {
	p := domain.Trackpoint{
		EventID:  "evt-1",
		DeviceID: "dev-1",
		Lat:      10,
		Lon:      10,
		Source:   "",
	}
	if err := validateTrackpoint(p); err != nil {
		t.Fatalf("empty source should be allowed, got: %v", err)
	}
}