Sample API

Author: cpapplefamily

plc/plc.go

@@ -18,8 +18,6 @@ type Plc interface {
 	SetAddress(address string)
 	IsEnabled() bool
 	IsHealthy() bool
-	SetAlternateIOStopState(input int, state bool)
-	ResetEstops()
 	IoChangeNotifier() *websocket.Notifier
 	Run()
 	GetArmorBlockStatuses() map[string]bool
@@ -42,6 +40,9 @@ type Plc interface {
 	SetSubwooferCountdown(redState, blueState bool)
 	SetAmpLights(redLow, redHigh, redCoop, blueLow, blueHigh, blueCoop bool)
 	SetPostMatchSubwooferLights(state bool)
+	//Freezy Arena
+	SetAlternateIOStopState(input int, state bool)
+	ResetEstops()
 }
 
 type ModbusPlc struct {
@@ -166,25 +167,6 @@ func (plc *ModbusPlc) SetAddress(address string) {
 	}
 }
 
-func (plc *ModbusPlc) ResetEstops(){
-	plc.inputs[red1EStop] = true
-	plc.inputs[red2EStop] = true
-	plc.inputs[red3EStop] = true
-	plc.inputs[blue1EStop] = true
-	plc.inputs[blue2EStop] = true
-	plc.inputs[blue3EStop] = true
-	plc.inputs[red1AStop] = true
-	plc.inputs[red2AStop] = true
-	plc.inputs[red3AStop] = true
-	plc.inputs[blue1AStop] = true
-	plc.inputs[blue2AStop] = true
-	plc.inputs[blue3AStop] = true
-}
-
-// used for Alternate IO stops
-func (plc *ModbusPlc) SetAlternateIOStopState(input int, state bool){
-	plc.inputs[input] = state
-}
 // Returns true if the PLC is enabled in the configurations.
 func (plc *ModbusPlc) IsEnabled() bool {
 	return plc.address != ""
@@ -527,3 +509,24 @@ func boolToByte(bools []bool) []byte {
 	}
 	return bytes
 }
+
+func (plc *ModbusPlc) ResetEstops(){
+	plc.inputs[fieldEStop] = true
+	plc.inputs[red1EStop] = true
+	plc.inputs[red2EStop] = true
+	plc.inputs[red3EStop] = true
+	plc.inputs[blue1EStop] = true
+	plc.inputs[blue2EStop] = true
+	plc.inputs[blue3EStop] = true
+	plc.inputs[red1AStop] = true
+	plc.inputs[red2AStop] = true
+	plc.inputs[red3AStop] = true
+	plc.inputs[blue1AStop] = true
+	plc.inputs[blue2AStop] = true
+	plc.inputs[blue3AStop] = true
+}
+
+// used for Alternate IO stops
+func (plc *ModbusPlc) SetAlternateIOStopState(input int, state bool){
+	plc.inputs[input] = state
+}

web/alternateIO.go

@@ -0,0 +1,46 @@
+// Copyright 2018 Team 254. All Rights Reserved.
+// Author: pat@patfairbank.com (Patrick Fairbank)
+//
+// Web handlers for the field monitor display showing robot connection status.
+
+package web
+
+import (
+	//"github.com/Team254/cheesy-arena/game"
+	//"github.com/Team254/cheesy-arena/model"
+	"encoding/json"
+	"net/http"
+
+)
+
+
+// RequestPayload represents the structure of the incoming POST data.
+type RequestPayload struct {
+	Channel int  `json:"channel"`
+	State   bool `json:"state"`
+}
+
+// Renders the field monitor display.
+func (web *Web) eStopStatePostHandler(w http.ResponseWriter, r *http.Request) {
+	// Ensure the request is a POST request.
+	if r.Method != http.MethodPost {
+		http.Error(w, "Invalid request method", http.StatusMethodNotAllowed)
+		return
+	}
+
+	// Parse the request body.
+	var payload []RequestPayload
+	if err := json.NewDecoder(r.Body).Decode(&payload); err != nil {
+    	http.Error(w, "Invalid request payload", http.StatusBadRequest)
+    	return
+	}
+
+	for _, item := range payload {
+    	web.arena.Plc.SetAlternateIOStopState(item.Channel, item.State)
+	}
+
+	// Respond with success.
+	w.WriteHeader(http.StatusOK)
+	w.Write([]byte("eStop state updated successfully."))
+
+}

web/api.go

@@ -180,31 +180,6 @@ func (web *Web) rankingsApiHandler(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
-
-// Generates a JSON dump of the arenaStatus, primarily for use by the stack Lights.
-func (web *Web) allianceStatusApiHandler(w http.ResponseWriter, r *http.Request) {
-	// Preload the JSON as a string
-	var allianceStations = web.arena.AllianceStations
-
-   	// Iterate through the slice of AllianceStation structs
-   	for i := range allianceStations {
-		// If the struct has a Team field, remove or clear it
-		allianceStations[i].Team = nil // Remove Team information
-	}
-	jsonData, err := json.Marshal(allianceStations)
-	if err != nil {
-		handleWebErr(w, err)
-		return
-	}
-
-	w.Header().Set("Content-Type", "application/json")
-	_, err = w.Write(jsonData)
-	if err != nil {
-		handleWebErr(w, err)
-		return
-	}
-}
-
 // Generates a JSON dump of the alliances.
 func (web *Web) alliancesApiHandler(w http.ResponseWriter, r *http.Request) {
 	alliances, err := web.arena.Database.GetAllAlliances()
@@ -361,3 +336,31 @@ func (web *Web) generateBracketSvg(w io.Writer, activeMatch *model.Match) error
 	}{bracketType, matchups}
 	return template.ExecuteTemplate(w, "bracket", data)
 }
+
+// Generates a JSON dump of the arenaStatus, primarily for use by the stack Lights.
+func (web *Web) allianceStatusApiHandler(w http.ResponseWriter, r *http.Request) {
+	// Preload the JSON as a string
+	var allianceStations = web.arena.AllianceStations
+
+   	// Iterate through the slice of AllianceStation structs
+   	for i := range allianceStations {
+		// If the struct has a Team field, remove or clear it
+		allianceStations[i].Team = nil // Remove Team information
+	}
+	jsonData, err := json.Marshal(allianceStations)
+	if err != nil {
+		handleWebErr(w, err)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	_, err = w.Write(jsonData)
+	if err != nil {
+		handleWebErr(w, err)
+		return
+	}
+}
+
+func (web *Web) eStopApiHandler(w http.ResponseWriter, r *http.Request) {
+
+}

web/web.go

@@ -136,11 +136,9 @@ func (web *Web) newHandler() http.Handler {
 	mux.HandleFunc("GET /api/bracket/svg", web.bracketSvgApiHandler)
 	mux.HandleFunc("GET /api/matches/{type}", web.matchesApiHandler)
 	mux.HandleFunc("GET /api/rankings", web.rankingsApiHandler)
-	mux.HandleFunc("GET /api/allianceStatus", web.allianceStatusApiHandler)
 	mux.HandleFunc("GET /api/sponsor_slides", web.sponsorSlidesApiHandler)
 	mux.HandleFunc("GET /api/teams/{teamId}/avatar", web.teamAvatarsApiHandler)
 	mux.HandleFunc("GET /display", web.placeholderDisplayHandler)
-	mux.HandleFunc("GET /field_monitor_help", web.fieldMonitorDisplayHelpHandler)
 	mux.HandleFunc("GET /display/websocket", web.placeholderDisplayWebsocketHandler)
 	mux.HandleFunc("GET /displays/alliance_station", web.allianceStationDisplayHandler)
 	mux.HandleFunc("GET /displays/alliance_station/websocket", web.allianceStationDisplayWebsocketHandler)
@@ -230,6 +228,10 @@ func (web *Web) newHandler() http.Handler {
 	mux.HandleFunc("GET /setup/teams/generate_wpa_keys", web.teamsGenerateWpaKeysHandler)
 	mux.HandleFunc("GET /setup/teams/progress", web.teamsUpdateProgressBarHandler)
 	mux.HandleFunc("GET /setup/teams/refresh", web.teamsRefreshHandler)
+	//Freezy Arena
+	mux.HandleFunc("GET /api/allianceStatus", web.allianceStatusApiHandler)
+	mux.HandleFunc("GET /field_monitor_help", web.fieldMonitorDisplayHelpHandler)
+	mux.HandleFunc("POST /freezy/eStopState", web.eStopStatePostHandler)
 	return mux
 }