more WIP

backend/app.go

@@ -12,6 +12,7 @@ import (
 	"slices"
 	"time"
 
+	"github.com/dweymouth/supersonic/backend/ipc"
 	"github.com/dweymouth/supersonic/backend/mediaprovider"
 	"github.com/dweymouth/supersonic/backend/player"
 	"github.com/dweymouth/supersonic/backend/player/mpv"
@@ -83,22 +84,31 @@ func StartupApp(appName, displayAppName, appVersionTag, latestReleaseURL string)
 	configdir.MakePath(confDir)
 	configdir.MakePath(cacheDir)
 
-	sessionPath := path.Join(confDir, sessionDir)
-	if _, err := os.Stat(path.Join(sessionPath, sessionLockFile)); err == nil {
+	cli, err := ipc.Connect()
+	if err == nil {
 		log.Println("Another instance is running. Reactivating it...")
-		reactivateFile := path.Join(sessionPath, sessionActivateFile)
-		if f, err := os.Create(reactivateFile); err == nil {
-			f.Close()
-		}
-		time.Sleep(750 * time.Millisecond)
-		if _, err := os.Stat(reactivateFile); err == nil {
-			log.Println("No other instance responded. Starting as normal...")
-			os.RemoveAll(sessionPath)
-		} else {
-			return nil, ErrAnotherInstance
-		}
+		cli.Show()
+		return nil, ErrAnotherInstance
 	}
 
+	/*
+		sessionPath := path.Join(confDir, sessionDir)
+		if _, err := os.Stat(path.Join(sessionPath, sessionLockFile)); err == nil {
+			log.Println("Another instance is running. Reactivating it...")
+			reactivateFile := path.Join(sessionPath, sessionActivateFile)
+			if f, err := os.Create(reactivateFile); err == nil {
+				f.Close()
+			}
+			time.Sleep(750 * time.Millisecond)
+			if _, err := os.Stat(reactivateFile); err == nil {
+				log.Println("No other instance responded. Starting as normal...")
+				os.RemoveAll(sessionPath)
+			} else {
+				return nil, ErrAnotherInstance
+			}
+		}
+	*/
+
 	log.Printf("Starting %s...", appName)
 	log.Printf("Using config dir: %s", confDir)
 	log.Printf("Using cache dir: %s", cacheDir)
@@ -114,16 +124,18 @@ func StartupApp(appName, displayAppName, appVersionTag, latestReleaseURL string)
 	a.readConfig()
 	a.startConfigWriter(a.bgrndCtx)
 
-	if !a.Config.Application.AllowMultiInstance {
-		log.Println("Creating session lock file")
-		os.MkdirAll(sessionPath, 0770)
-		if f, err := os.Create(path.Join(sessionPath, sessionLockFile)); err == nil {
-			f.Close()
-		} else {
-			log.Printf("error creating session file: %s", err.Error())
+	/*
+		if !a.Config.Application.AllowMultiInstance {
+			log.Println("Creating session lock file")
+			os.MkdirAll(sessionPath, 0770)
+			if f, err := os.Create(path.Join(sessionPath, sessionLockFile)); err == nil {
+				f.Close()
+			} else {
+				log.Printf("error creating session file: %s", err.Error())
+			}
+			a.startSessionWatcher(sessionPath)
 		}
-		a.startSessionWatcher(sessionPath)
-	}
+	*/
 
 	a.UpdateChecker = NewUpdateChecker(appVersionTag, latestReleaseURL, &a.Config.Application.LastCheckedVersion)
 	a.UpdateChecker.Start(a.bgrndCtx, 24*time.Hour)
@@ -143,6 +155,9 @@ func StartupApp(appName, displayAppName, appVersionTag, latestReleaseURL string)
 	a.ServerManager.SetPrefetchAlbumCoverCallback(func(coverID string) {
 		_, _ = a.ImageManager.GetCoverThumbnail(coverID)
 	})
+	listener, _ := ipc.Listen()
+	server := ipc.NewServer(a.PlaybackManager, nil)
+	go server.Serve(listener)
 
 	// OS media center integrations
 	a.setupMPRIS(displayAppName)

backend/ipc/client.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"encoding/json"
 	"errors"
+	"log"
 	"net"
 	"net/http"
 )
@@ -18,6 +19,7 @@ type Client struct {
 func Connect() (*Client, error) {
 	conn, err := Dial()
 	if err != nil {
+		log.Println("dial error")
 		return nil, err
 	}
 	client := &Client{httpC: http.Client{
@@ -28,6 +30,7 @@ func Connect() (*Client, error) {
 		},
 	}}
 	if err := client.Ping(); err != nil {
+		log.Println("ping error")
 		return nil, err
 	}
 	return client, nil
@@ -60,17 +63,26 @@ func (c *Client) SeekBackOrPrevious() error {
 	return c.makeSimpleRequest(http.MethodPost, NextPath)
 }
 
+func (c *Client) Show() error {
+	return c.makeSimpleRequest(http.MethodPost, ShowPath)
+}
+
+func (c *Client) Quit() error {
+	return c.makeSimpleRequest(http.MethodPost, QuitPath)
+}
+
 func (c *Client) makeSimpleRequest(method string, path string) error {
 	var resp *http.Response
 	var err error
 	switch method {
 	case http.MethodGet:
-		resp, err = c.httpC.Get(path)
+		resp, err = c.httpC.Get("http://supersonic/" + path)
 	case http.MethodPost:
-		resp, err = c.httpC.Post(path, "application/json", nil)
+		resp, err = c.httpC.Post("http://supersonic/"+path, "application/json", nil)
 	}
 
 	if err != nil {
+		log.Printf("http err: %v\n", err)
 		return err
 	}
 	defer resp.Body.Close()