initial commit

cmd/tracker/main.go

@@ -0,0 +1,37 @@
+package main
+
+import (
+	"log"
+	"shellixa/puvetra/internal/maps"
+	"shellixa/puvetra/internal/types"
+)
+
+func main() {
+
+	log.Printf("Starting up..\n")
+	trips := maps.GetTrips()
+
+	var allTrams []types.MapTrip
+
+	for _, t := range trips {
+		if t.Mode == "TRAM" {
+			allTrams = append(allTrams, t)
+		}
+	}
+
+	var traminfo []map[string]string
+
+	for _, tr := range allTrams {
+		data := map[string]string{}
+		data["line"] = tr.Trips[0].RouteShortName
+		data["currentStation"] = tr.From.Name
+		data["nextStation"] = tr.To.Name
+		data["departure"] = tr.Departure
+		data["arrival"] = tr.Arrival
+		traminfo = append(traminfo, data)
+	}
+
+	log.Printf("%+v\n", traminfo)
+	log.Printf("%d", len(traminfo))
+}
+

go.mod

@@ -0,0 +1,3 @@
+module shellixa/puvetra
+
+go 1.26.4

internal/maps/trips.go

@@ -0,0 +1,43 @@
+package maps
+
+import (
+	"encoding/json"
+	"log"
+	"net/http"
+	"shellixa/puvetra/internal/types"
+	"time"
+)
+
+func GetTrips() []types.MapTrip {
+	client := http.Client{}
+	req, err := http.NewRequest("GET", "https://api.transitous.org/api/v1/map/trips", nil)
+	if err != nil {
+		log.Fatal(err)
+	}
+	q := req.URL.Query()
+
+	now := time.Now().Format(time.RFC3339)
+  q.Add("startTime", now)
+  q.Add("endTime", now)
+	q.Add("min", "51.1626,13.5609")
+	q.Add("max", "50.9973,13.8596")
+	q.Add("zoom", "14")
+	q.Add("precision", "2")
+	req.URL.RawQuery = q.Encode()
+
+	response, err := client.Do(req)
+
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	defer response.Body.Close()
+
+	var trips []types.MapTrip 
+	if err := json.NewDecoder(response.Body).Decode(&trips); err != nil {
+		log.Fatal(err)
+	}
+
+	return trips
+
+}

internal/types/types.go

@@ -0,0 +1,63 @@
+package types
+
+
+type TripMeta struct {
+	TripId string
+	RouteShortName string
+	DisplayName string `json:"omitempty"`
+}
+
+type MapTrip struct {
+	Trips []TripMeta
+	RouteColor string
+	Mode string
+	Distance float32
+	Departure string
+	Arrival string
+	From Place
+	To Place
+	ScheduledDeparture string
+	ScheduledArrival string
+	RealTime bool
+	Polyline string
+}
+
+type Trip struct {
+	Duration int64
+	StartTime string
+	EndTine string
+	Transfers int
+	Id string
+	Legs []TripLeg
+}
+
+type TripLeg struct {
+	Mode string
+	From Place
+	To Place
+	Duration int64
+	StartTime string
+	EndTime string
+	ScheduledStartTime string
+	ScheduledEndTime string
+	RealTime bool
+	Scheduled bool
+	Distance float32
+	Headsign string
+	TripFrom Place
+	TripTo Place
+}
+
+type Place struct {
+	Name string
+	StopId string
+	Lat float32
+	Lon float32
+	Arrival string
+	Departure string
+	Track string
+	StopCode string
+	Description string
+	Cancelled bool
+	Modes []string
+}

scripts/tram_info.sh

@@ -6,10 +6,10 @@ if [[ $# -ne 1 ]]; then
 fi
 
 
-if [[ $1 -lt 1 || $1 -gt 13 || $1 -eq 5 ]]; then
-  >&2 echo "$1 is not a valid Tram in Dresden"
-  exit 1
-fi
+#if [[ $1 -lt 1 || $1 -gt 13 || $1 -eq 5 ]]; then
+#  >&2 echo "$1 is not a valid Tram in Dresden"
+#  exit 1
+#fi
 
 if [[ ! -x "$(command -v jq)" ]]; then
   >&2 echo "You need to have 'jq' installed. You can download it here: https://jqlang.org/download/"
@@ -18,16 +18,16 @@ fi
 line_num="$1"
 
 current_date=$(date -Iseconds)
-window=$(date -Iseconds -d "+10 minutes")
+window=$(date -Iseconds -d "+5 minutes")
 
 api="https://api.transitous.org/api"
 
-response=$(curl -s --get \
+response=$(curl --get \
   --data-urlencode "startTime=$current_date" \
   --data-urlencode "endTime=$current_date" \
   --data-urlencode "min=51.1626,13.5609" \
   --data-urlencode "max=50.9973,13.8596" \
-  --data-urlencode "zoom=15" \
+  --data-urlencode "zoom=13" \
   --data-urlencode "precision=2" \
   "$api/v1/map/trips")
 
@@ -38,13 +38,13 @@ all_trams=$(jq -c "$query" <<< "$response")
 # echo "$all_trams"
 
 tripId=$(jq -r '.[0].trips[0].tripId' <<< "$all_trams")
-response=$(curl -s --get \
+response=$(curl --get \
   --data-urlencode "tripId=$tripId" \
   "$api/v6/trip")
 
 trip=$(jq -c '[.legs[0].from] + [.legs[0].intermediateStops[]] + [.legs[0].to] | map({stopId: .stopId, name: .name})' <<< $response)
 
-# jq <<< $trip
+# jq -c <<< $trip
 
 currentStops=$(jq -c 'map(.from.stopId[:-2])' <<< "$all_trams")