integrate with HamDXMap to show the location of the currently worked …

…station

core/app/app.go

@@ -22,6 +22,7 @@ import (
 	"github.com/ftl/hellocontest/core/export/adif"
 	"github.com/ftl/hellocontest/core/export/cabrillo"
 	"github.com/ftl/hellocontest/core/export/csv"
+	"github.com/ftl/hellocontest/core/hamdxmap"
 	"github.com/ftl/hellocontest/core/keyer"
 	"github.com/ftl/hellocontest/core/logbook"
 	"github.com/ftl/hellocontest/core/newcontest"
@@ -66,6 +67,7 @@ type Controller struct {
 	dxccFinder        *dxcc.Finder
 	scpFinder         *scp.Finder
 	callHistoryFinder *callhistory.Finder
+	hamDXMap          *hamdxmap.HamDXMap
 
 	VFO           *vfo.VFO
 	Logbook       *logbook.Logbook
@@ -97,6 +99,7 @@ type View interface {
 // Configuration provides read access to the configuration data.
 type Configuration interface {
 	LogDirectory() string
+	HamDXMapPort() int
 	Station() core.Station
 	Contest() core.Contest
 	KeyerSettings() core.KeyerSettings
@@ -144,6 +147,7 @@ func (c *Controller) Startup() {
 	c.dxccFinder = dxcc.New()
 	c.scpFinder = scp.New()
 	c.callHistoryFinder = callhistory.New(c.Settings, c.ServiceStatus.StatusChanged)
+	c.hamDXMap = hamdxmap.NewHamDXMap(c.configuration.HamDXMapPort())
 
 	c.Score = score.NewCounter(c.Settings, c.dxccFinder)
 	c.QSOList = logbook.NewQSOList(c.Settings, c.Score)
@@ -156,7 +160,7 @@ func (c *Controller) Startup() {
 		c.Bandmap,
 		c.asyncRunner,
 	)
-	c.Entry.Notify(c.Bandmap)
+	c.Entry.Notify(c.hamDXMap)
 	c.Bandmap.Notify(c.Entry)
 	c.QSOList.Notify(c.Entry)
 	c.Score.Notify(c.Bandmap)
@@ -233,6 +237,10 @@ func (c *Controller) Startup() {
 	c.scpFinder.WhenAvailable(func() {
 		c.ServiceStatus.StatusChanged(core.SCPService, true)
 	})
+	c.ServiceStatus.StatusChanged(core.MapService, true)
+	c.hamDXMap.WhenStopped(func() {
+		c.ServiceStatus.StatusChanged(core.MapService, false)
+	})
 
 	c.Entry.StartAutoRefresh()
 	c.Rate.StartAutoRefresh()

core/cfg/cfg.go

@@ -19,6 +19,7 @@ const DefaultSpotLifetime = 10 * time.Minute
 
 var Default = Data{
 	LogDirectory: "$HOME/",
+	HamDXMapPort: 17300,
 	Station: pb.Station{
 		Callsign: "DL0ABC",
 		Operator: "DL1ABC",
@@ -141,6 +142,7 @@ func AbsoluteFilename() string {
 
 type Data struct {
 	LogDirectory  string             `json:"log_directory"`
+	HamDXMapPort  int                `json:"ham_dx_map_port"`
 	Station       pb.Station         `json:"station"`
 	Contest       pb.Contest         `json:"contest"`
 	Radios        []core.Radio       `json:"radios"`
@@ -159,6 +161,10 @@ func (c *LoadedConfiguration) LogDirectory() string {
 	return os.ExpandEnv(c.data.LogDirectory)
 }
 
+func (c *LoadedConfiguration) HamDXMapPort() int {
+	return c.data.HamDXMapPort
+}
+
 func (c *LoadedConfiguration) Station() core.Station {
 	result, err := pb.ToStation(c.data.Station)
 	if err != nil {

core/core.go

@@ -1025,6 +1025,7 @@ const (
 	DXCCService
 	SCPService
 	CallHistoryService
+	MapService
 )
 
 type ServiceStatusListener interface {
@@ -1038,3 +1039,11 @@ func (f ServiceStatusListenerFunc) StatusChanged(service Service, available bool
 }
 
 type AsyncRunner func(func())
+
+type CallsignEnteredListener interface {
+	CallsignEntered(callsign string)
+}
+
+type CallsignLoggedListener interface {
+	CallsignLogged(callsign string, frequency Frequency)
+}

core/entry/entry.go

@@ -147,6 +147,22 @@ func (c *Controller) Notify(listener any) {
 	c.listeners = append(c.listeners, listener)
 }
 
+func (c *Controller) emitCallsignEntered(callsign string) {
+	for _, l := range c.listeners {
+		if listener, ok := l.(core.CallsignEnteredListener); ok {
+			listener.CallsignEntered(callsign)
+		}
+	}
+}
+
+func (c *Controller) emitCallsignLogged(callsign string, frequency core.Frequency) {
+	for _, l := range c.listeners {
+		if listener, ok := l.(core.CallsignLoggedListener); ok {
+			listener.CallsignLogged(callsign, frequency)
+		}
+	}
+}
+
 func (c *Controller) SetView(view View) {
 	if view == nil {
 		c.view = &nullView{}
@@ -525,6 +541,7 @@ func (c *Controller) SendQuestion() {
 }
 
 func (c *Controller) enterCallsign(s string) {
+	c.emitCallsignEntered(c.input.callsign)
 	if c.callinfo != nil {
 		c.callinfo.ShowInfo(c.input.callsign, c.selectedBand, c.selectedMode, c.input.theirExchange)
 	}
@@ -674,6 +691,7 @@ func (c *Controller) Log() {
 	}
 
 	c.logbook.Log(qso)
+	c.emitCallsignLogged(qso.Callsign.String(), qso.Frequency)
 
 	if c.workmode == core.SearchPounce {
 		spot := core.Spot{

core/hamdxmap/hamdxmap.go

@@ -0,0 +1,73 @@
+package hamdxmap
+
+import (
+	"fmt"
+	"log"
+	"net/http"
+
+	"github.com/ftl/godxmap"
+	"github.com/ftl/hellocontest/core"
+)
+
+type mapServer interface {
+	Serve() error
+	Close() error
+	ShowPartialCall(string)
+	ShowLoggedCall(string, float64)
+}
+
+type HamDXMap struct {
+	server mapServer
+	closed chan struct{}
+}
+
+func NewHamDXMap(port int) *HamDXMap {
+	result := &HamDXMap{
+		closed: make(chan struct{}),
+	}
+
+	if port > 0 {
+		result.server = godxmap.NewServer(fmt.Sprintf("localhost:%d", port))
+	} else {
+		result.server = &nullServer{}
+	}
+
+	go func() {
+		err := result.server.Serve()
+		if err != nil && err != http.ErrServerClosed {
+			log.Printf("cannot serve HamDXMap server: %v", err)
+		}
+		close(result.closed)
+	}()
+
+	return result
+}
+
+func (m *HamDXMap) Stop() {
+	err := m.server.Close()
+	if err != nil {
+		log.Printf("cannot close HamDXMap server: %v", err)
+	}
+}
+
+func (m *HamDXMap) WhenStopped(callback func()) {
+	go func() {
+		<-m.closed
+		callback()
+	}()
+}
+
+func (m *HamDXMap) CallsignEntered(callsign string) {
+	m.server.ShowPartialCall(callsign)
+}
+
+func (m *HamDXMap) CallsignLogged(callsign string, frequency core.Frequency) {
+	m.server.ShowLoggedCall(callsign, float64(frequency/1000.0))
+}
+
+type nullServer struct{}
+
+func (s *nullServer) Serve() error                   { return nil }
+func (s *nullServer) Close() error                   { return nil }
+func (s *nullServer) ShowPartialCall(string)         {}
+func (s *nullServer) ShowLoggedCall(string, float64) {}

go.mod

@@ -1,6 +1,6 @@
 module github.com/ftl/hellocontest
 
-go 1.20
+go 1.22.3
 
 // replace github.com/ftl/cabrillo => ../cabrillo
 
@@ -37,11 +37,13 @@ require (
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/ftl/godxmap v1.0.0 // indirect
 	github.com/ftl/localcopy v0.0.0-20190616142648-8915fb81f0d9 // indirect
 	github.com/gorilla/websocket v1.5.0 // indirect
 	github.com/kr/pretty v0.3.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/stretchr/objx v0.5.0 // indirect
+	golang.org/x/net v0.25.0 // indirect
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -10,6 +10,8 @@ github.com/ftl/conval v0.7.3 h1:RZCR9pWZa0yaQF4O241B5pq1E+RPWjNiGGx7CuXh45E=
 github.com/ftl/conval v0.7.3/go.mod h1:Dzx7lU1NMWXgue6ZBRNqNuhVN1kgZb4mu3PQ9hwB1XY=
 github.com/ftl/gmtry v0.0.0-20201120192810-fa4a1b99fc04 h1:S7z3LXqDYk4avXKj+B2orGWquOo/A+1ZJbcUPx0duLo=
 github.com/ftl/gmtry v0.0.0-20201120192810-fa4a1b99fc04/go.mod h1:AQpbHYBSPV1Bc1nqG8vv8BK3qxXMZIn32OQBi/4A7Sc=
+github.com/ftl/godxmap v1.0.0 h1:5T1SYRtTd49AoISdFGvvRWcqJ9kFA1fzdx6yWJT54zM=
+github.com/ftl/godxmap v1.0.0/go.mod h1:Cl5gtnJFMPtVktcghGTaGeVSFQ1tlZFzkI3p/LylrdI=
 github.com/ftl/hamradio v0.2.10 h1:3PpmNpYPkap4z6sbYJjXpL++ZOV4/Xu6aUYlcbclj1w=
 github.com/ftl/hamradio v0.2.10/go.mod h1:BvA+ni3sOKmrIJpLt6f2sYK9vc3VfihZm4x0h8kzOPw=
 github.com/ftl/localcopy v0.0.0-20190616142648-8915fb81f0d9 h1:ORI3EUKpLTsfA372C6xpuZFDXw+ckmCzLaCcJvakG24=
@@ -62,6 +64,8 @@ github.com/texttheater/golang-levenshtein v1.0.1 h1:+cRNoVrfiwufQPhoMzB6N0Yf/Mqa
 github.com/texttheater/golang-levenshtein v1.0.1/go.mod h1:PYAKrbF5sAiq9wd+H82hs7gNaen0CplQ9uvm6+enD/8=
 golang.org/x/exp v0.0.0-20230321023759-10a507213a29 h1:ooxPy7fPvB4kwsA2h+iBNHkAbp/4JxTSwCmvdjEYmug=
 golang.org/x/exp v0.0.0-20230321023759-10a507213a29/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
+golang.org/x/net v0.25.0 h1:d/OCCoBEUq33pjydKrGQhw7IlUPI2Oylr+8qLx49kac=
+golang.org/x/net v0.25.0/go.mod h1:JkAGAh7GEvH74S6FOH42FLoXpXbE/aqXSrIQjXgsiwM=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=

ui/glade/contest.glade

@@ -2566,7 +2566,7 @@ For more details see <a href="https://github.com/ftl/hellocontest/wiki/Main-W
           </packing>
         </child>
         <child>
-          <!-- n-columns=5 n-rows=1 -->
+          <!-- n-columns=6 n-rows=1 -->
           <object class="GtkGrid" id="statusGrid">
             <property name="visible">True</property>
             <property name="can-focus">False</property>
@@ -2630,6 +2630,17 @@ For more details see &lt;a href="https://github.com/ftl/hellocontest/wiki/Main-W
                 <property name="top-attach">0</property>
               </packing>
             </child>
+            <child>
+              <object class="GtkLabel" id="mapStatusLabel">
+                <property name="visible">True</property>
+                <property name="can-focus">False</property>
+                <property name="label" translatable="yes">Map</property>
+              </object>
+              <packing>
+                <property name="left-attach">5</property>
+                <property name="top-attach">0</property>
+              </packing>
+            </child>
           </object>
           <packing>
             <property name="expand">False</property>

ui/statusView.go

@@ -17,6 +17,7 @@ type statusView struct {
 	dxccLabel        *gtk.Label
 	scpLabel         *gtk.Label
 	callHistoryLabel *gtk.Label
+	mapLabel         *gtk.Label
 }
 
 const (
@@ -34,13 +35,15 @@ func setupStatusView(builder *gtk.Builder, colors colorProvider) *statusView {
 	result.dxccLabel = getUI(builder, "dxccStatusLabel").(*gtk.Label)
 	result.scpLabel = getUI(builder, "scpStatusLabel").(*gtk.Label)
 	result.callHistoryLabel = getUI(builder, "callHistoryStatusLabel").(*gtk.Label)
+	result.mapLabel = getUI(builder, "mapStatusLabel").(*gtk.Label)
 
 	style := result.indicatorStyle(false)
 	setStyledText(result.radioLabel, style, "Radio")
 	setStyledText(result.keyerLabel, style, "CW")
 	setStyledText(result.dxccLabel, style, "DXCC")
 	setStyledText(result.scpLabel, style, "SCP")
 	setStyledText(result.callHistoryLabel, style, "CH")
+	setStyledText(result.mapLabel, style, "Map")
 
 	return result
 }
@@ -79,6 +82,8 @@ func (v *statusView) serviceLabel(service core.Service) (*gtk.Label, string) {
 		return v.scpLabel, "SCP"
 	case core.CallHistoryService:
 		return v.callHistoryLabel, "CH"
+	case core.MapService:
+		return v.mapLabel, "Map"
 	default:
 		return nil, ""
 	}