From 7b9fa3397a0158e403256f00fcebdf1b4e69dae5 Mon Sep 17 00:00:00 2001
From: FKD13 <44001949+FKD13@users.noreply.github.com>
Date: Sat, 2 Mar 2024 03:14:49 +0100
Subject: [PATCH] working spotify scroller

---
 api/main.go       |  2 ++
 api/spotify.go    | 17 +++++++++++++++++
 screen/spotify.go | 12 ++++++++++--
 3 files changed, 29 insertions(+), 2 deletions(-)
 create mode 100644 api/spotify.go

diff --git a/api/main.go b/api/main.go
index b2ee3b5..6bed835 100644
--- a/api/main.go
+++ b/api/main.go
@@ -16,5 +16,7 @@ func Start(screenApp *screen.ScreenApp) {
 	r.GET("/message", getMessage)
 	r.POST("/message", postMessage)
 
+	r.POST("/spotify", spotifyHandlerWrapper(screenApp))
+
 	r.Run()
 }
diff --git a/api/spotify.go b/api/spotify.go
new file mode 100644
index 0000000..89c0190
--- /dev/null
+++ b/api/spotify.go
@@ -0,0 +1,17 @@
+package api
+
+import (
+	"github.com/gin-gonic/gin"
+	"scc/screen"
+)
+
+func spotifyHandlerWrapper(app *screen.ScreenApp) func(*gin.Context) {
+	return func(ctx *gin.Context) {
+		spotifyHandler(app, ctx)
+	}
+}
+
+func spotifyHandler(app *screen.ScreenApp, ctx *gin.Context) {
+	b, _ := ctx.GetRawData()
+	app.Spotify.Update(string(b))
+}
diff --git a/screen/spotify.go b/screen/spotify.go
index 04a864e..e3ed8f2 100644
--- a/screen/spotify.go
+++ b/screen/spotify.go
@@ -4,6 +4,7 @@ import (
 	"github.com/gdamore/tcell/v2"
 	"github.com/rivo/tview"
 	"strings"
+	"sync"
 	"time"
 )
 
@@ -11,6 +12,7 @@ type Spotify struct {
 	screenApp *ScreenApp
 	view      *tview.TextView
 
+	mu     sync.Mutex
 	text   string
 	buffer string
 }
@@ -41,22 +43,28 @@ func (spotify *Spotify) Run() {
 
 		if w != 0 {
 
+			spotify.mu.Lock()
+
 			if len(spotify.buffer) != w {
 				spotify.buffer = spotify.text + strings.Repeat(" ", w-len(spotify.text))
 			}
 
 			spotify.buffer = spotify.buffer[1:] + string(spotify.buffer[0])
 
+			spotify.mu.Unlock()
+
 			spotify.screenApp.app.QueueUpdateDraw(func() {
 				spotify.view.SetText(spotify.buffer)
 			})
-
 		}
-
 		time.Sleep(50 * time.Millisecond)
 	}
 }
 
 func (spotify *Spotify) Update(text string) {
+	spotify.mu.Lock()
+	defer spotify.mu.Unlock()
 
+	spotify.text = text
+	spotify.buffer = ""
 }