add option to only parse last raid or full log

gambo.go

@@ -8,6 +8,7 @@ import (
 	"net/http"
 	"os"
 	"strings"
+	"time"
 )
 
 func gambo() {
@@ -21,7 +22,29 @@ func gambo() {
 
 	lines := strings.Split(string(b), "\n")
 
-	games, err := parseGames(lines)
+	fmt.Println("Parse entire log or just the last raid's entries?")
+	fmt.Println("1) Last raid")
+	fmt.Println("2) Full log")
+
+	var (
+		start  int
+		choice int
+	)
+	_, err = fmt.Scanf("%d", &choice)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	switch choice {
+	case 1:
+		start = findStart(lines)
+	case 2:
+		start = 0
+	default:
+		log.Fatalf("%d is not a valid choice, retard\n", choice)
+	}
+
+	games, err := parseGames(lines, start)
 	if err != nil {
 		log.Fatal(err)
 	}
@@ -35,6 +58,27 @@ func gambo() {
 	}
 }
 
+func findStart(lines []string) int {
+	now := time.Now()
+	t := time.Date(now.Year(), now.Month(), now.Day(), 15, 45, 0, 0, time.UTC)
+	for t.Weekday() != time.Sunday {
+		t = t.AddDate(0, 0, -1)
+	}
+
+	// skip ending newline
+	var i = len(lines) - 2
+	for ; i >= 0; i-- {
+		ts, err := timestamp(lines[i])
+		if err != nil {
+			log.Fatalf("Failed to rewind log: %v\n", err)
+		}
+		if ts.Before(t) {
+			break
+		}
+	}
+	return i + 1
+}
+
 func uploadGambo(game Game, endpoint string) error {
 	marshalled, err := json.Marshal(game)
 	if err != nil {

parser.go

@@ -34,11 +34,11 @@ var (
 	reEnd       = regexp.MustCompile(`([\p{L}']+) owes ([\p{L}']+) ([\d,]+) gold!`)
 )
 
-func parseGames(lines []string) ([]Game, error) {
+func parseGames(lines []string, start int) ([]Game, error) {
 	games := make([]Game, 0)
 	var err error
 
-	i := 0
+	i := start
 	for i < len(lines) {
 		if reGameStart.MatchString(lines[i]) {
 			var game Game
@@ -54,19 +54,25 @@ func parseGames(lines []string) ([]Game, error) {
 	return games, nil
 }
 
+func timestamp(line string) (time.Time, error) {
+	ts := reTimeStamp.FindString(line)
+	if ts == "" {
+		return time.Now(), fmt.Errorf("failed to extract timestamp from %s", line)
+	}
+	stamp, err := time.Parse("1/2 15:04:05.000", ts)
+	if err != nil {
+		return time.Now(), fmt.Errorf("failed to extract timestamp from %s", line)
+	}
+	return time.Date(time.Now().Year(), stamp.Month(), stamp.Day(), stamp.Hour(), stamp.Minute(), stamp.Second(), 0, time.UTC), nil
+}
+
 func parse(lines []string, i int) (Game, int, error) {
 	var (
 		g   Game
 		err error
 	)
 
-	// Timestamp
-	ts := reTimeStamp.FindString(lines[i])
-	if ts == "" {
-		return g, i, fmt.Errorf("failed to extract timestamp from %s", lines[i])
-	}
-	g.Timestamp, err = time.Parse("1/2 15:04:05.000", ts)
-	g.Timestamp = time.Date(time.Now().Year(), g.Timestamp.Month(), g.Timestamp.Day(), g.Timestamp.Hour(), g.Timestamp.Minute(), g.Timestamp.Second(), 0, time.UTC)
+	g.Timestamp, err = timestamp(lines[i])
 	if err != nil {
 		return g, i, err
 	}