Fix GUI instance counts and launcher tmp paths

internal/app/self_monitor.go

@@ -0,0 +1,69 @@
+package app
+
+import (
+	"log"
+	"os"
+	"regexp"
+	"strings"
+	"time"
+
+	"vrc_osc_go/internal/config"
+	"vrc_osc_go/internal/osc"
+)
+
+var (
+	selfJoinPattern = regexp.MustCompile(`OnPlayerJoined\s+(.+?)\s+\(usr_[0-9a-fA-F-]+\)`)
+	selfLeftPattern = regexp.MustCompile(`OnPlayerLeft\s+(.+?)\s+\(usr_[0-9a-fA-F-]+\)`)
+)
+
+func startSelfMonitor(cfg *config.Config, state *discordMuteState) {
+	if cfg.VrcLog.SelfName == "" {
+		return
+	}
+	go func() {
+		lastState := ""
+		for {
+			path, err := findLatestVrchatLog()
+			if err != nil {
+				time.Sleep(2 * time.Second)
+				continue
+			}
+			text, err := os.ReadFile(path)
+			if err != nil {
+				time.Sleep(2 * time.Second)
+				continue
+			}
+			nextState := extractLatestSelfLogState(string(text), cfg.VrcLog.SelfName)
+			if nextState != "" && nextState != lastState {
+				if nextState == "joined" {
+					if err := handleDiscordSend(state, []osc.Value{{Type: 'T', Bool: true}}); err != nil {
+						log.Printf("self monitor discord mute failed: %v", err)
+					}
+				} else if nextState == "left" {
+					if err := handleDiscordSend(state, []osc.Value{{Type: 'F', Bool: false}}); err != nil {
+						log.Printf("self monitor discord mute failed: %v", err)
+					}
+				}
+				lastState = nextState
+			}
+			time.Sleep(2 * time.Second)
+		}
+	}()
+}
+
+func extractLatestSelfLogState(text, selfName string) string {
+	if selfName == "" {
+		return ""
+	}
+	state := ""
+	for _, rawLine := range strings.Split(text, "\n") {
+		if m := selfJoinPattern.FindStringSubmatch(rawLine); len(m) == 2 && strings.TrimSpace(m[1]) == selfName {
+			state = "joined"
+			continue
+		}
+		if m := selfLeftPattern.FindStringSubmatch(rawLine); len(m) == 2 && strings.TrimSpace(m[1]) == selfName {
+			state = "left"
+		}
+	}
+	return state
+}