fix desktop output and add new data path

.gitea/workflows/build.yml

@@ -98,9 +98,12 @@ jobs:
           # 2. Create Directory Structure
           mkdir -p $BUILD_DIR/usr/bin
           mkdir -p $BUILD_DIR/usr/share/$PKG_NAME
+          mkdir -p $BUILD_DIR/usr/share/$PKG_NAME/data
           mkdir -p $BUILD_DIR/etc/systemd/system
           mkdir -p $BUILD_DIR/DEBIAN
 
+          chown -R "$REAL_USER:$REAL_USER" /usr/share/slideshowapp/data
+
           # 3. Copy Files
           cp ${APP_NAME} $BUILD_DIR/usr/bin/$PKG_NAME
           cp -r ./web $BUILD_DIR/usr/share/$PKG_NAME/
@@ -115,12 +118,20 @@ jobs:
 
           # 5. Create a Template Autostart File (Instead of Systemd)
           mkdir -p $BUILD_DIR/usr/share/$PKG_NAME/setup
-          cat <<EOF > $BUILD_DIR/usr/share/$PKG_NAME/setup/$PKG_NAME.desktop
+          cat <<'EOF' > $BUILD_DIR/usr/share/$PKG_NAME/setup/$PKG_NAME.desktop
           [Desktop Entry]
           Type=Application
           Name=Slideshow App
-          Exec=/usr/bin/$PKG_NAME
-          WorkingDirectory=/usr/share/$PKG_NAME
+          Exec=sh -c ' \
+            i=0; \
+            while [ $i -lt 30 ]; do \
+              if [ "$(ls -A /media/$USER 2>/dev/null)" ] && ping -c 1 -W 1 8.8.8.8 >/dev/null 2>&1; then \
+                break; \
+              fi; \
+              i=$((i+1)); \
+              sleep 1; \
+            done; \
+            cd /usr/share/slideshowapp && /usr/bin/slideshowapp'
           Terminal=false
           EOF
           

handlers/scheduler.go

@@ -4,20 +4,36 @@ import (
 	"encoding/json"
 	"net/http"
 	"os"
+	"slideshowApp/utils"
 )
 
-type Schedule map[string]interface{}
+var scheduleFile = "./data/schedule.json"
+
+type Schedule map[string]any
 
 func SaveSchedule(w http.ResponseWriter, r *http.Request) {
 	var s Schedule
-	json.NewDecoder(r.Body).Decode(&s)
-	data, _ := json.Marshal(s)
-	os.WriteFile("schedule.json", data, 0644)
+	if err := json.NewDecoder(r.Body).Decode(&s); err != nil {
+		utils.SendJSONError(w, "Invalid input", http.StatusBadRequest)
+		return
+	}
+
+	data, err := json.MarshalIndent(s, "", "  ")
+	if err != nil {
+		utils.SendJSONError(w, "Encoding failed", http.StatusInternalServerError)
+		return
+	}
+
+	err = os.WriteFile(scheduleFile, data, 0644)
+	if err != nil {
+		utils.SendJSONError(w, "write file failed", http.StatusInternalServerError)
+		return
+	}
 	w.WriteHeader(http.StatusOK)
 }
 
 func GetSchedule(w http.ResponseWriter, r *http.Request) {
-	data, err := os.ReadFile("schedule.json")
+	data, err := os.ReadFile(scheduleFile)
 	if err != nil {
 		json.NewEncoder(w).Encode(Schedule{})
 		return

utils/http.go

@@ -0,0 +1,12 @@
+package utils
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+func SendJSONError(w http.ResponseWriter, message string, code int) {
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(code)
+	json.NewEncoder(w).Encode(map[string]string{"error": message})
+}