- Skip invalid webhooks

- Build cache based on row data instead of entire row
- Compare columns instead of entire row
- Removed commitHash check and instead just processes on succesfull git pull
- No more entire file dumps!

internal/nzcovidbot/csv.go

@@ -19,49 +19,65 @@ type UpdatedLocations struct {
 
 // Updated data
 type UpdatedRow struct {
-	ChangeDate  time.Time // To order b
-	ChangeType  string    // ADDED, REMOVED, MODIFIED
-	DiscordData string    // Formatted Row data
-	TwitterData string    // Formatted Row data
-	SlackData   string    // Formatted Row data
+	FromDate        time.Time `json:"FromDate"`        // Start date
+	EndDate         time.Time `json:"EndDate"`         // End date
+	LocationName    string    `json:"LocationName"`    // Location Name
+	LocationAddress string    `json:"LocationAddress"` // Location Address
+
+	DiscordData string `json:"-"` // Formatted Row data
+	TwitterData string `json:"-"` // Formatted Row data
+	SlackData   string `json:"-"` // Formatted Row data
 }
 
 // Struct of updated locations
 var updatedLocations UpdatedLocations
 
 // cache of [exposureID]row of row data
-var rowCache map[string]string
+var rowCache map[string]UpdatedRow
 
 // parseCsvRow Build into struct for output later
-func parseCsvRow(changeType string, data string) {
-	parsedTime := parseTimeFromRow(data)
+func parseCsvRow(data string) {
+	c, st, et := parseRawRowData(data)
 
-	c := parseRawRowData(data)
-	if rowHasChanged(c[4], data) {
+	if rowHasChanged(c[4], st, et, c[1], c[2]) {
 		newRow := UpdatedRow{
-			ChangeDate:  parsedTime,
-			ChangeType:  changeType,
+			FromDate:        st,
+			EndDate:         et,
+			LocationName:    c[1],
+			LocationAddress: c[2],
 			DiscordData:     formatCsvDiscordRow(c),
 			TwitterData:     formatCsvTwitterRow(c),
 			SlackData:       formatCsvSlackRow(c),
 		}
 
-		// Update row cache
-		rowCache[c[4]] = data
+		// Update row cache! [exposureId]UpdatedRow
+		rowCache[c[4]] = newRow
 
 		// Append row data
 		updatedLocations.Locations = append(updatedLocations.Locations, newRow)
 	}
 }
 
-// rowHasChanged - Determine if row has actually changed
-func rowHasChanged(exposureId string, row string) bool {
+// rowHasChanged - Determine if row has actually changed based on raw data
+func rowHasChanged(exposureId string, startTime time.Time, endTime time.Time, locationName string, locationAddress string) bool {
 	val, exists := rowCache[exposureId]
 	if !exists {
 		return true
 	}
 
-	if val != row {
+	if val.FromDate != startTime {
+		return true
+	}
+
+	if val.EndDate != endTime {
+		return true
+	}
+
+	if val.LocationName != locationName {
+		return true
+	}
+
+	if val.LocationAddress != locationAddress {
 		return true
 	}
 
@@ -71,7 +87,9 @@ func rowHasChanged(exposureId string, row string) bool {
 // loadRepoIntoCache - reads all CSV data and parses the rows into our cache
 func loadRepoIntoCache(repoLocation string) {
 	// Init our cache!
-	rowCache = make(map[string]string)
+	rowCache = make(map[string]UpdatedRow)
+
+	// Load cache file. ELSE load files.
 
 	folders, err := ioutil.ReadDir(repoLocation + "/locations-of-interest")
 	if err != nil {
@@ -113,12 +131,6 @@ func loadRowsIntoCache(filePath string) {
 	// Iterate through the records
 	i := 0
 	for {
-		// Skip header row
-		if i == 0 {
-			i++
-			continue
-		}
-
 		// Read each record from csv
 		row, err := r.Read()
 		if err == io.EOF {
@@ -128,14 +140,34 @@ func loadRowsIntoCache(filePath string) {
 			log.Fatal(err)
 		}
 
-		// Add to cache var
-		rowCache[row[0]] = strings.Join(row, ",")
+		// Skip header row
+		if i == 0 {
+			i++
+			continue
+		}
+
+		// Parse into our required format
+		c := make([]string, 0)
+		c = append(c, row...)
+
+		st, et := parseRowTimes(c[4], c[5])
+
+		// Build object
+		newRow := UpdatedRow{
+			FromDate:        st,
+			EndDate:         et,
+			LocationName:    c[1],
+			LocationAddress: c[2],
+		}
+
+		// Add to cache
+		rowCache[row[0]] = newRow
 	}
 }
 
 func orderRowDataByDate() {
 	sort.Slice(updatedLocations.Locations, func(i, j int) bool {
-		return updatedLocations.Locations[i].ChangeDate.Before(updatedLocations.Locations[j].ChangeDate)
+		return updatedLocations.Locations[i].FromDate.Before(updatedLocations.Locations[j].FromDate)
 	})
 }
 
@@ -154,30 +186,8 @@ func formatCsvSlackRow(c []string) string {
 	return fmt.Sprintf("*%s* %s on _%s_ - _%s_", c[2], c[3], c[0], c[1])
 }
 
-func parseTimeFromRow(data string) time.Time {
-	r := csv.NewReader(strings.NewReader(data))
-	r.Comma = ','
-	fields, err := r.Read()
-	if err != nil {
-		fmt.Println(err)
-		return time.Now()
-	}
-
-	c := make([]string, 0)
-	c = append(c, fields...)
-
-	starttime := c[4]
-	st, err := time.Parse("02/01/2006, 3:04 pm", starttime)
-	if err != nil {
-		log.Print(err)
-		return time.Now()
-	}
-
-	return st
-}
-
 // Returns []string of parsed data.. starttime, endtime, name, address, ID
-func parseRawRowData(data string) []string {
+func parseRawRowData(data string) ([]string, time.Time, time.Time) {
 	output := make([]string, 0)
 
 	r := csv.NewReader(strings.NewReader(data))
@@ -185,39 +195,41 @@ func parseRawRowData(data string) []string {
 	fields, err := r.Read()
 	if err != nil {
 		fmt.Println(err)
-		return output
+		return output, time.Now(), time.Now()
 	}
 
 	c := make([]string, 0)
 	c = append(c, fields...)
 
-	starttime := c[4]
-	st, err := time.Parse("2/01/2006, 3:04 pm", starttime)
-	if err != nil {
-		log.Print(err)
-		st, err = time.Parse("2006-01-02 15:04:05", starttime)
-		if err != nil {
-			log.Print(err)
-			starttime = c[4]
-		}
-	} else {
-		starttime = st.Format("Monday 2 Jan, 3:04PM")
+	st, et := parseRowTimes(c[4], c[5])
+
+	starttime := st.Format("Monday 2 Jan, 3:04PM")
+	endtime := et.Format("3:04PM")
+
+	return append(output, starttime, endtime, c[1], c[2], c[0]), st, et
 }
 
-	endtime := c[5]
-	et, err := time.Parse("2/01/2006, 3:04 pm", endtime)
+func parseRowTimes(startString string, endString string) (time.Time, time.Time) {
+	st, err := time.Parse("2/01/2006, 3:04 pm", startString)
 	if err != nil {
 		log.Print(err)
-		et, err = time.Parse("2006-01-02 15:04:05", endtime)
+		st, err = time.Parse("2006-01-02 15:04:05", startString)
 		if err != nil {
 			log.Print(err)
-			endtime = c[5]
+			st = time.Now()
 		}
-	} else {
-		endtime = et.Format("3:04PM")
 	}
 
-	return append(output, starttime, endtime, c[1], c[2], c[0])
+	et, err := time.Parse("2/01/2006, 3:04 pm", endString)
+	if err != nil {
+		log.Print(err)
+		et, err = time.Parse("2006-01-02 15:04:05", endString)
+		if err != nil {
+			log.Print(err)
+			et = time.Now()
+		}
+	}
+	return st, et
 }
 
 func getPostableDiscordData() []string {
@@ -228,11 +240,7 @@ func getPostableDiscordData() []string {
 
 	rows := make([]string, 0)
 	for _, location := range updatedLocations.Locations {
-		if location.ChangeType == "REMOVED" {
-			rows = append(rows, fmt.Sprintf("REMOVED: %s", location.DiscordData))
-		} else {
 		rows = append(rows, location.DiscordData)
-		}
 
 		if len(rows) > 20 {
 			groups = append(groups, strings.Join(rows, "\n"))
@@ -250,12 +258,8 @@ func getPostableSlackData() []string {
 	}
 
 	for _, location := range updatedLocations.Locations {
-		if location.ChangeType == "REMOVED" {
-			rows = append(rows, fmt.Sprintf("REMOVED: %s", location.SlackData))
-		} else {
 		rows = append(rows, location.SlackData)
 	}
-	}
 
 	return rows
 }

internal/nzcovidbot/discord.go

@@ -12,6 +12,10 @@ import (
 var DiscordWebhooks []string
 
 func postToDiscord(webhookString string, msg string) {
+	if webhookString == "" {
+		return
+	}
+
 	tokenParts := strings.Split(webhookString, "/")
 	len := len(tokenParts)
 	webhook, err := disgohook.NewWebhookClientByToken(nil, nil, tokenParts[len-2]+"/"+tokenParts[len-1])

internal/nzcovidbot/git.go

@@ -1,22 +1,17 @@
 package nzcovidbot
 
 import (
-	"io/ioutil"
 	"log"
 	"os"
 	"strings"
 
 	"github.com/go-git/go-git/v5"
-	"github.com/go-git/go-git/v5/plumbing"
 	"github.com/waigani/diffparser"
 )
 
 // Repo URL
 var gitRepo *git.Repository
 
-// Current hash we have parsed
-var commitHash string
-
 // Location to store tmp data
 var tmpDirectory = "./tmp"
 
@@ -33,9 +28,6 @@ func loadRepo(repository string) {
 
 	// Preload cache data of current rows
 	loadRepoIntoCache(tmpDirectory + "/repo")
-
-	commitHash := getCommitHash()
-	log.Printf("Last reported hash: %s", commitHash)
 	gitRepo = r
 }
 
@@ -57,50 +49,28 @@ func cloneRepo(repository string) *git.Repository {
 		log.Fatal(err)
 	}
 
-	ref, err := r.Head()
-	if err != nil {
-		log.Fatal(err)
-	}
-	setCommitHash(ref.Hash().String())
-
 	log.Println("Succesfully cloned repo")
 	return r
 }
 
-// Set it in memory + write to disk
-func setCommitHash(hash string) error {
-	log.Printf("Update hash to: %s", hash)
-	commitHash = hash
-	return os.WriteFile(tmpDirectory+"/commithash", []byte(hash), 0644)
-}
-
-// Read from memory, or disk
-func getCommitHash() string {
-	if commitHash != "" {
-		return commitHash
-	}
-
-	hash, err := ioutil.ReadFile(tmpDirectory + "/commithash")
-	if err != nil {
-		log.Fatal(err)
-	}
-
-	commitHash = string(hash)
-	return commitHash
-}
-
 func checkForUpdates() {
 	// Fetch updates from remote
 	pullOptions := git.PullOptions{
 		RemoteName: "origin",
 	}
 
+	// Get current commit hash PRE PULL
+	currentHead, err := gitRepo.Head()
+	if err != nil {
+		log.Fatal(err)
+	}
+	currentHash := currentHead.Hash()
+
 	// Pull latest changes if exist
 	worktree, err := gitRepo.Worktree()
 	if err != nil {
 		log.Fatal(err)
 	}
-
 	err = worktree.Pull(&pullOptions)
 	if err != nil {
 		if err == git.NoErrAlreadyUpToDate {
@@ -111,7 +81,7 @@ func checkForUpdates() {
 		}
 	}
 
-	// Get current commit hash
+	// Get current commit hash POST PULL
 	head, err := gitRepo.Head()
 	if err != nil {
 		log.Fatal(err)
@@ -124,7 +94,7 @@ func checkForUpdates() {
 	}
 
 	// Get current commit
-	currentCommit, err := gitRepo.CommitObject(plumbing.NewHash(getCommitHash()))
+	currentCommit, err := gitRepo.CommitObject(currentHash)
 	if err != nil {
 		log.Fatal(err)
 	}
@@ -153,26 +123,14 @@ func checkForUpdates() {
 						}
 
 						if line.Mode == diffparser.ADDED {
-							parseCsvRow("ADDED", line.Content)
-						}
-						// switch changeType := line.Mode; changeType {
-						// case diffparser.UNCHANGED:
-						// 	continue
-						// case diffparser.ADDED:
-						// 	parseCsvRow("ADDED", line.Content)
-						// case diffparser.REMOVED:
-						// 	continue
-						// 	// To re-add in future?
-						// 	// parseCsvRow("REMOVED", line.Content)
-						// }
-					}
-				}
-			}
-		}
+							parseCsvRow(line.Content)
 						}
 
-	// Store current hash for future comparisons
-	setCommitHash(head.Hash().String())
+					}
+				}
+			}
+		}
+	}
 
 	// SEND IT o/---->
 	postTheUpdates()

internal/nzcovidbot/nzcovidbot.go

@@ -51,7 +51,7 @@ func postTheUpdates() {
 	for _, discordWebhook := range DiscordWebhooks {
 		for _, postableData := range postableDiscordData {
 			go postToDiscord(discordWebhook, postableData)
-			time.Sleep(1 * time.Second)
+			time.Sleep(500 * time.Millisecond)
 		}
 	}
 

internal/nzcovidbot/slack.go

@@ -33,6 +33,10 @@ func postToSlack() {
 	}
 
 	for _, webhook := range SlackWebhooks {
+		if webhook == "" {
+			continue
+		}
+
 		err := slack.Send(webhook, "", payload)
 		if len(err) > 0 {
 			fmt.Print(err)