cif/parse.go

@@ -11,16 +11,16 @@ import (
 )
 
 // Accepts the CIF data as a stream and outputs parsed data
-func parseCifDataStream(dataStream io.ReadCloser) (*parsedData, error) {
+func parseCifDataStream(dataStream io.ReadCloser) (*ParsedData, error) {
 	defer dataStream.Close()
 	log.Debug("Starting CIF Datastream parsing")
 	if dataStream == nil {
 		return nil, errors.New("unable to parse nil pointer")
 	}
 
-	var parsed parsedData
+	var parsed ParsedData
-	parsed.assoc = make([]upstreamApi.JsonAssociationV1, 0)
+	parsed.Assoc = make([]upstreamApi.JsonAssociationV1, 0)
-	parsed.sched = make([]upstreamApi.JsonScheduleV1, 0)
+	parsed.Sched = make([]upstreamApi.JsonScheduleV1, 0)
 
 	// Create JSON Decoder
 	decoder := json.NewDecoder(dataStream)
@@ -42,7 +42,7 @@ func parseCifDataStream(dataStream io.ReadCloser) (*parsedData, error) {
 					log.Error("Error decoding JSONTimetableV1 object", zap.Error(err))
 					continue
 				}
-				parsed.header = timetable
+				parsed.Header = timetable
 			case "TiplocV1":
 				// This data is not used and is sourced from CORPUS
 				continue
@@ -56,7 +56,7 @@ func parseCifDataStream(dataStream io.ReadCloser) (*parsedData, error) {
 					log.Error("Error decoding JSONScheduleV1 object", zap.Error(err))
 					continue
 				}
-				parsed.sched = append(parsed.sched, schedule)
+				parsed.Sched = append(parsed.Sched, schedule)
 			case "EOF":
 				log.Debug("Reached EOF")
 			default:

cif/process.go

@@ -9,21 +9,21 @@ import (
 )
 
 // Processes parsed CIF data and applies the data to the database
-func processParsedCif(data *parsedData) error {
+func ProcessParsedCif(data *ParsedData) error {
 	log.Debug("Starting CIF Processing")
-	log.Info("Processing CIF Data", zap.Int("schedule-count", len(data.sched)))
+	log.Info("Processing CIF Data", zap.Int("schedule-count", len(data.Sched)))
 
 	// Batch size for processing
 	batchSize := 250 // Needs optimising for better RAM use.  1000 ~ 5.7GB, 500 ~ 5.5GB, 750 ~ 5.2GB
 
 	// Process deletions in batches
-	for i := 0; i < len(data.sched); i += batchSize {
+	for i := 0; i < len(data.Sched); i += batchSize {
 		end := i + batchSize
-		if end > len(data.sched) {
+		if end > len(data.Sched) {
-			end = len(data.sched)
+			end = len(data.Sched)
 		}
 		deleteBatch := make([]*upstreamApi.JsonScheduleV1, 0)
-		for _, item := range data.sched[i:end] {
+		for _, item := range data.Sched[i:end] {
 			if item.TransactionType == "Delete" {
 				deleteItem := item
 				deleteBatch = append(deleteBatch, &deleteItem)
@@ -39,13 +39,13 @@ func processParsedCif(data *parsedData) error {
 	}
 
 	// Process creations in batches
-	for i := 0; i < len(data.sched); i += batchSize {
+	for i := 0; i < len(data.Sched); i += batchSize {
 		end := i + batchSize
-		if end > len(data.sched) {
+		if end > len(data.Sched) {
-			end = len(data.sched)
+			end = len(data.Sched)
 		}
 		createBatch := make([]*upstreamApi.JsonScheduleV1, 0)
-		for _, item := range data.sched[i:end] {
+		for _, item := range data.Sched[i:end] {
 			if item.TransactionType == "Create" {
 				createItem := item
 				createBatch = append(createBatch, &createItem)

cif/types.go

@@ -6,8 +6,8 @@ import "git.fjla.uk/owlboard/go-types/pkg/upstreamApi"
 // database or external API resources should be defined in git.fjla.uk/owlboard/go-types
 
 // Holds parsed data for processing
-type parsedData struct {
+type ParsedData struct {
-	header upstreamApi.JsonTimetableV1
+	Header upstreamApi.JsonTimetableV1
-	assoc  []upstreamApi.JsonAssociationV1
+	Assoc  []upstreamApi.JsonAssociationV1
-	sched  []upstreamApi.JsonScheduleV1
+	Sched  []upstreamApi.JsonScheduleV1
 }

cif/update.go

@@ -13,6 +13,7 @@ import (
 
 // Replaces all existing CIF Data with a new download
 func runCifFullDownload(cfg *helpers.Configuration) error {
+	preTime := time.Now()
 	log.Info("Downloading all CIF Data")
 
 	// Download CIF Data file
@@ -36,12 +37,12 @@ func runCifFullDownload(cfg *helpers.Configuration) error {
 	dbAccess.DropCollection(dbAccess.TimetableCollection) // I should edit this to prevent removal of VSTP entries in the database.
 
 	// Process CIF file
-	err = processParsedCif(parsed)
+	err = ProcessParsedCif(parsed)
 	if err != nil {
 		log.Error("Error processing CIF data", zap.Error(err))
 	}
 
-	newMeta := generateMetadata(&parsed.header)
+	newMeta := generateMetadata(&parsed.Header)
 	ok := dbAccess.PutCifMetadata(newMeta, fullUpdateType)
 	if !ok {
 		log.Warn("CIF Data updated, but metadata write failed")
@@ -60,6 +61,9 @@ func runCifFullDownload(cfg *helpers.Configuration) error {
 		log.Info("Out of date services removed", zap.Int64("removal count", count))
 	}
 
+	postTime := time.Now()
+	updateDuration := postTime.Sub(preTime)
+	log.Info("Execution time", zap.Duration("duration", updateDuration))
 	return nil
 }
 
@@ -88,7 +92,7 @@ func runCifUpdateDownload(cfg *helpers.Configuration, metadata *dbAccess.CifMeta
 		// Check CIF Metadata
 		log.Debug("Starting metadata checks")
 
-		reason, update := checkMetadata(metadata, &parsed.header)
+		reason, update := checkMetadata(metadata, &parsed.Header)
 		if !update {
 			log.Warn("Update file not processed", zap.String("reason", reason))
 			continue
@@ -97,12 +101,12 @@ func runCifUpdateDownload(cfg *helpers.Configuration, metadata *dbAccess.CifMeta
 		log.Info("CIF Data is suitable for processing", zap.String("reason", reason))
 
 		// Process CIF file
-		err = processParsedCif(parsed)
+		err = ProcessParsedCif(parsed)
 		if err != nil {
 			log.Error("Error processing CIF data", zap.Error(err))
 		}
 
-		metadata = generateMetadata(&parsed.header)
+		metadata = generateMetadata(&parsed.Header)
 		parsed = nil
 	}
 

dbAccess/access.go

@@ -10,10 +10,7 @@ import (
 	"go.mongodb.org/mongo-driver/mongo/options"
 )
 
-const timetableCollection string = "timetable"
-
 // Pushes the current version of this application to the data base 'versions' collection.
-// Currently uses the old name of mq-client
 func PushVersionToDb() {
 	version := database.Version{
 		Target:    "timetable-mgr",
@@ -33,30 +30,3 @@ func PushVersionToDb() {
 		log.Debug("Version up to date in Database")
 	}
 }
-
-// Puts one item of the type `database.Service` to the database, used by the VSTP package which receives services one at a time
-func PutOneService(data database.Service) bool {
-	coll := MongoClient.Database(databaseName).Collection(timetableCollection)
-	_, err := coll.InsertOne(context.TODO(), data)
-	if err != nil {
-		log.Error("Unable to insert to database: " + err.Error())
-		return false
-	}
-	return true
-}
-
-// Deletes one service from the database.
-func DeleteOneService(data database.DeleteQuery) bool {
-	coll := MongoClient.Database(databaseName).Collection(timetableCollection)
-	var filter = bson.D{
-		{Key: "trainUid", Value: data.TrainUid},
-		{Key: "stpIndicator", Value: data.StpIndicator},
-		{Key: "scheduleStartDate", Value: data.ScheduleStartDate},
-	}
-	_, err := coll.DeleteOne(context.TODO(), filter)
-	if err != nil {
-		log.Error("Unable to delete service: " + err.Error())
-		return false
-	}
-	return true
-}

dbAccess/cif.go

@@ -27,8 +27,8 @@ type CifMetadata struct {
 
 // Fetches the CifMetadata from the database, returns nil if no metadata exists - before first initialisation for example.
 func GetCifMetadata() (*CifMetadata, error) {
-	database := MongoClient.Database(databaseName)
+	database := MongoClient.Database(DatabaseName)
-	collection := database.Collection(metaCollection)
+	collection := database.Collection(MetaCollection)
 	filter := bson.M{"type": Doctype}
 	var result CifMetadata
 	err := collection.FindOne(context.Background(), filter).Decode(&result)
@@ -46,8 +46,8 @@ func GetCifMetadata() (*CifMetadata, error) {
 
 // Uses upsert to Insert/Update the CifMetadata in the database
 func PutCifMetadata(metadata *CifMetadata, lastUpdateType string) bool {
-	database := MongoClient.Database(databaseName)
+	database := MongoClient.Database(DatabaseName)
-	collection := database.Collection(metaCollection)
+	collection := database.Collection(MetaCollection)
 	options := options.Update().SetUpsert(true)
 	filter := bson.M{"type": Doctype}
 	update := bson.M{
@@ -86,7 +86,7 @@ func DeleteCifEntries(deletions []database.DeleteQuery) error {
 	log.Debug("Running deletions against database", zap.Int("count", len(deletions)))
 
 	// Prepare deletion tasks
-	collection := MongoClient.Database(databaseName).Collection(timetableCollection)
+	collection := MongoClient.Database(DatabaseName).Collection(TimetableCollection)
 	bulkDeletions := make([]mongo.WriteModel, 0, len(deletions))
 
 	for _, deleteQuery := range deletions {
@@ -117,7 +117,7 @@ func CreateCifEntries(schedules []database.Service) error {
 	}
 	log.Debug("Running creations against database", zap.Int("count", len(schedules)))
 
-	collection := MongoClient.Database(databaseName).Collection(timetableCollection)
+	collection := MongoClient.Database(DatabaseName).Collection(TimetableCollection)
 
 	models := make([]mongo.WriteModel, 0, len(schedules))
 
@@ -141,7 +141,7 @@ func RemoveOutdatedServices(cutoff time.Time) (count int64, err error) {
 	// Define filter
 	filter := bson.M{"scheduleEndDate": bson.M{"$lt": cutoff}}
 
-	collection := MongoClient.Database(databaseName).Collection(timetableCollection)
+	collection := MongoClient.Database(DatabaseName).Collection(TimetableCollection)
 
 	res, err := collection.DeleteMany(context.Background(), filter)
 	if err != nil {

dbAccess/common.go

@@ -13,7 +13,7 @@ import (
 // CAUTION: Drops the collection named in collectionName
 func DropCollection(collectionName string) error {
 	log.Info("Dropping collection", zap.String("Collection Name", collectionName))
-	database := MongoClient.Database(databaseName)
+	database := MongoClient.Database(DatabaseName)
 	collection := database.Collection(collectionName)
 
 	err := collection.Drop(context.Background())
@@ -27,8 +27,8 @@ func DropCollection(collectionName string) error {
 
 // Checks the update time (unix timestamp) of the collection named in collectionName, uses 'type: collection' entries in the meta collection
 func CheckUpdateTime(collectionName string) (int64, error) {
-	database := MongoClient.Database(databaseName)
+	database := MongoClient.Database(DatabaseName)
-	collection := database.Collection(metaCollection)
+	collection := database.Collection(MetaCollection)
 	filter := bson.D{
 		{Key: "target", Value: collectionName},
 		{Key: "type", Value: "collection"},
@@ -46,7 +46,7 @@ func CheckUpdateTime(collectionName string) (int64, error) {
 // Sets a new update time (unix timestamp) of the collection named in collectionName.  The update time is calculated within the function.
 func SetUpdateTime(collectionName string) error {
 	log.Info("Setting update time", zap.String("collection", collectionName))
-	database := MongoClient.Database(databaseName)
+	database := MongoClient.Database(DatabaseName)
 	collection := database.Collection("meta")
 	options := options.Update().SetUpsert(true)
 	updateTime := time.Now().Unix()

dbAccess/contants.go

@@ -1,7 +1,7 @@
 package dbAccess
 
-const databaseName string = "owlboard"
+const DatabaseName string = "owlboard"
 const CorpusCollection string = "corpus"
 const StationsCollection string = "stations"
-const metaCollection string = "meta"
+const MetaCollection string = "meta"
 const TimetableCollection string = "timetable"

dbAccess/corpus.go

@@ -8,7 +8,7 @@ import (
 
 // Puts an array of Corpus Documents into the database
 func PutManyCorpus(corpusData *[]database.CorpusEntry) error {
-	collection := MongoClient.Database(databaseName).Collection(CorpusCollection)
+	collection := MongoClient.Database(DatabaseName).Collection(CorpusCollection)
 
 	documents := convertCorpusToInterfaceSlice(corpusData)
 
@@ -23,7 +23,7 @@ func PutManyCorpus(corpusData *[]database.CorpusEntry) error {
 
 // Puts an array of Stations documents into the database
 func PutManyStations(stationsData *[]database.StationEntry) error {
-	collection := MongoClient.Database(databaseName).Collection(StationsCollection)
+	collection := MongoClient.Database(DatabaseName).Collection(StationsCollection)
 
 	documents := convertStationsToInterfaceSlice(stationsData)
 

vstp/actions.go

@@ -4,52 +4,42 @@ import (
 	"fmt"
 
 	"git.fjla.uk/owlboard/go-types/pkg/database"
+	"git.fjla.uk/owlboard/go-types/pkg/upstreamApi"
+	"git.fjla.uk/owlboard/timetable-mgr/cif"
 	"git.fjla.uk/owlboard/timetable-mgr/dbAccess"
-	"git.fjla.uk/owlboard/timetable-mgr/log"
 )
 
-// Decide, based on the DB Formatted message type, what action needs taking
+// Converts to the correct struct for database insertion, then processes accordingly
-// then either insert, or delete from the database as required
+func processCifData(s *upstreamApi.JsonScheduleV1) error {
-func processEntryType(entry database.Service) {
 
-	switch entry.TransactionType {
+	if s.TransactionType == "Create" {
-	case "Create":
+		service, err := cif.ConvertServiceType(s, true)
-		createEntry(entry)
+		if err != nil {
-	case "Update":
+			return err
-		updateEntry(entry)
+		}
-	case "Delete":
+		// Create slice as required by CreateCifEntries()
-		deleteEntry(entry)
+		services := []database.Service{*service}
-	default:
+		err = dbAccess.CreateCifEntries(services)
-		log.Warn("Unknown transaction type: " + entry.TransactionType)
+		if err != nil {
-	}
+			return err
-}
+		}
+		return nil
 
-func createEntry(entry database.Service) {
+	} else if s.TransactionType == "Delete" {
-	log.Info("Entry Creation requested for: " + entry.TrainUid + " - " + entry.Headcode + " - " + entry.Operator)
+		query := database.DeleteQuery{
-	status := dbAccess.PutOneService(entry)
+			TrainUid:          s.CifTrainUid,
-	if status {
+			ScheduleStartDate: cif.ParseCifDate(&s.ScheduleStartDate, "start"),
-		log.Info("Database entry created")
+			StpIndicator:      s.CifStpIndicator,
+		}
+		// Create slice as required by DeleteCifEntries()
+		queries := []database.DeleteQuery{query}
+		err := dbAccess.DeleteCifEntries(queries)
+		if err != nil {
+			return err
+		}
+		return nil
 	} else {
-		log.Error("Database entry failed, skipped service")
+		err := fmt.Errorf("unknown transaction type: %s", s.TransactionType)
-	}
+		return err
-}
-
-func updateEntry(entry database.Service) {
-	log.Warn("Entry UPDATE requested for: " + entry.TrainUid + " - " + entry.Headcode + " - " + entry.Operator)
-}
-
-func deleteEntry(entry database.Service) {
-	log.Info("Entry DELETE requested for: " + entry.TrainUid + " - " + entry.Headcode)
-	var deletionQuery = database.DeleteQuery{
-		TrainUid:          entry.TrainUid,
-		ScheduleStartDate: entry.ScheduleStartDate,
-		StpIndicator:      entry.StpIndicator,
-	}
-	status := dbAccess.DeleteOneService(deletionQuery)
-	if status {
-		log.Info("Database entry deleted")
-	} else {
-		log.Error("Database deletion failed, skipped deletion")
-		fmt.Printf("%+v\n", deletionQuery)
 	}
 }

vstp/handler.go

@@ -11,6 +11,12 @@ var count uint64 = 0
 func handle(msg *stomp.Message) {
 	count++
 	log.Info("Message received", zap.Uint64("total since startup", count))
-	schedule := unmarshalData(string(msg.Body))
+	schedule, err := unmarshalData(string(msg.Body))
-	processEntryType(schedule)
+	if err != nil {
+		log.Error("Error unmarshalling VSTP Message", zap.Error(err))
+	}
+	err = processCifData(schedule)
+	if err != nil {
+		log.Error("Error processing VSTP Schedule", zap.Error(err))
+	}
 }

vstp/parser.go

@@ -1,157 +0,0 @@
-package vstp
-
-import (
-	"encoding/json"
-	"fmt"
-	"strconv"
-	"strings"
-	"time"
-
-	"git.fjla.uk/owlboard/go-types/pkg/database"
-	"git.fjla.uk/owlboard/go-types/pkg/upstreamApi"
-	"git.fjla.uk/owlboard/timetable-mgr/helpers"
-	"git.fjla.uk/owlboard/timetable-mgr/log"
-)
-
-// Unmarshals the JSON data and runs it through the formatData() function and returns the data in a DB ready Struct
-func unmarshalData(jsonData string) database.Service {
-	var schedule upstreamApi.MsgData
-	err := json.Unmarshal([]byte(jsonData), &schedule)
-	if err != nil {
-		log.Error("Unable to unmarshal message body: " + err.Error())
-		//return err
-	}
-	log.Debug("Unmarshalling Complete")
-
-	if schedule.Data.CIFMsg.ScheduleSegment == nil {
-		log.Warn("ScheduleSegment is nil")
-	} else if len(schedule.Data.CIFMsg.ScheduleSegment) == 0 {
-		log.Warn("ScheduleSegment is empty")
-	}
-	return formatData(&schedule.Data.CIFMsg)
-}
-
-// Transforms the upstreamApi.Schedule type into a database.Service type
-func formatData(dataInput *upstreamApi.Schedule) database.Service {
-	log.Debug("ScheduleSegment length: " + fmt.Sprint(len(dataInput.ScheduleSegment)))
-
-	var operator, headcode, powerType string
-	var planSpeed int32
-	var stops []database.Stop
-
-	// Check that the ScheduleSegment contains data, 'Delete' messages have no ScheduleSegment
-	if len(dataInput.ScheduleSegment) > 0 {
-		operator = dataInput.ScheduleSegment[0].ATOCCode
-		headcode = dataInput.ScheduleSegment[0].SignallingID
-		powerType = dataInput.ScheduleSegment[0].CIFPowerType
-		planSpeed = parseSpeed(dataInput.ScheduleSegment[0].CIFSpeed)
-		stops = parseStops(dataInput.ScheduleSegment[0].ScheduleLocation)
-	}
-	if operator == "" {
-		operator = "UK"
-	}
-	service := database.Service{
-		TransactionType:   dataInput.TransactionType,
-		StpIndicator:      dataInput.CIFSTPIndicator,
-		Vstp:              true,
-		Operator:          operator,
-		TrainUid:          dataInput.CIFTrainUID,
-		Headcode:          headcode,
-		PowerType:         powerType,
-		PlanSpeed:         planSpeed,
-		ScheduleStartDate: parseDate(dataInput.ScheduleStartDate, false),
-		ScheduleEndDate:   parseDate(dataInput.ScheduleEndDate, true),
-		DaysRun:           parseDaysRun(dataInput.ScheduleDaysRun),
-		Stops:             stops,
-	}
-	return service
-}
-
-// Uses the map provided in 'helpers' to translate incorrect CIF speeds to their correct equivalent
-func parseSpeed(CIFSpeed string) int32 {
-	log.Debug("CIFSpeed Input: '" + CIFSpeed + "'")
-	if CIFSpeed == "" {
-		log.Debug("Speed data not provided")
-		return int32(0)
-	}
-	actualSpeed, exists := helpers.SpeedMap[CIFSpeed]
-	if !exists {
-		actualSpeed = CIFSpeed
-	}
-	log.Debug("Corrected Speed: " + actualSpeed)
-
-	speed, err := strconv.ParseInt(actualSpeed, 10, 32)
-	if err != nil {
-		log.Warn("Unable to parse speed: " + CIFSpeed + ", returning 0")
-		return int32(0)
-	}
-	return int32(speed)
-}
-
-// Converts the date string provided from the upstream API into a proper Date type and adds a time
-func parseDate(dateString string, end bool) time.Time {
-	log.Debug("Date Input: " + dateString)
-	date, err := time.Parse("2006-01-02", dateString)
-	if err != nil {
-		log.Error("Unable to parse date: " + dateString)
-		return time.Time{}
-	}
-
-	var hour, minute, second, nanosecond int
-	location := time.UTC
-	if end {
-		hour, minute, second, nanosecond = 23, 59, 59, 0
-	} else {
-		hour, minute, second, nanosecond = 0, 0, 0, 0
-	}
-
-	dateWithTime := time.Date(date.Year(), date.Month(), date.Day(), hour, minute, second, nanosecond, location)
-	log.Debug("Parsed date: " + dateWithTime.String())
-	return dateWithTime
-}
-
-// Converts the binary stype 'daysRun' field into an array of short days
-func parseDaysRun(daysBinary string) []string {
-	log.Debug("daysRun Input: " + daysBinary)
-	shortDays := []string{"m", "t", "w", "th", "f", "s", "su"}
-	var result []string
-	for i, digit := range daysBinary {
-		if digit == '1' {
-			result = append(result, shortDays[i])
-		}
-	}
-	return result
-}
-
-// Converts an array if upstreamApi.ScheduleLocation types to an array of database.Stop types
-func parseStops(inputStops []upstreamApi.ScheduleLocation) []database.Stop {
-	var stops []database.Stop
-
-	for _, loc := range inputStops {
-		stop := database.Stop{
-			PublicDeparture: parseTimeStrings(loc.PublicDepartureTime),
-			WttDeparture:    parseTimeStrings(loc.ScheduledDepartureTime),
-			PublicArrival:   parseTimeStrings(loc.PublicArrivalTime),
-			WttArrival:      parseTimeStrings(loc.ScheduledArrivalTime),
-			IsPublic:        strings.TrimSpace(loc.PublicDepartureTime) != "" || strings.TrimSpace(loc.PublicArrivalTime) != "",
-			Tiploc:          loc.Tiploc.Tiploc.TiplocId,
-		}
-
-		stops = append(stops, stop)
-	}
-
-	return stops
-}
-
-func parseTimeStrings(t string) string {
-	if t == "" {
-		return t
-	}
-
-	strippedT := strings.TrimSpace(t)
-	if strippedT == "" {
-		return ""
-	} else {
-		return strippedT[:4]
-	}
-}

vstp/unmarshaller.go

@@ -0,0 +1,20 @@
+package vstp
+
+import (
+	"encoding/json"
+
+	"git.fjla.uk/owlboard/go-types/pkg/upstreamApi"
+	"git.fjla.uk/owlboard/timetable-mgr/log"
+)
+
+// Unmarshals the JSON data and runs it through the formatData() function and returns the data in a DB ready Struct
+func unmarshalData(jsonData string) (*upstreamApi.JsonScheduleV1, error) {
+	var schedule upstreamApi.MsgData
+	err := json.Unmarshal([]byte(jsonData), &schedule)
+	if err != nil {
+		log.Error("Unable to unmarshal message body: " + err.Error())
+		return nil, err
+	}
+	log.Debug("Unmarshalling Complete")
+	return &schedule.Data.CIFMsg, nil
+}