Add notice about no self-restarts on windows

data/static/admin.js

@@ -1120,7 +1120,10 @@ document.getElementById('settingsSave').onclick = function() {
     }
     if (restart_setting_changed) {
         document.getElementById('applyRestarts').onclick = function(){ sendConfig('restartModal'); };
-        document.getElementById('applyAndRestart').onclick = function(){ sendConfig('restartModal', restart=true); };
+        let restartButton = document.getElementById('applyAndRestart')
+        if (restartButton) {
+            restartButton.onclick = function(){ sendConfig('restartModal', restart=true); };
+        }
         settingsModal.hide();
         restartModal.show();
     } else if (settings_changed) {

data/templates/admin.html

@@ -269,6 +269,15 @@
                     <div class="modal-header">
                         <h5 class="modal-title">Warning</h5>
                     </div>
+                    {{ if .windows }}
+                    <div class="modal-body">
+                        <p>A restart is needed to apply some settings. Self-restarts aren't possible on Windows, so you must restart manually.</p>
+                    </div>
+                    <div class="modal-footer">
+                        <button type="button" class="btn btn-light" data-dismiss="modal">Cancel</button>
+                        <button type="button" class="btn btn-secondary" id="applyRestarts" data-dismiss="modal">Apply, Restart manually</button>
+                    </div>
+                    {{ else }}
                     <div class="modal-body">
                         <p>A restart is needed to apply some settings. Restart now, later, or cancel?</p>
                     </div>
@@ -277,6 +286,7 @@
                         <button type="button" class="btn btn-secondary" id="applyRestarts" data-dismiss="modal">Apply, Restart later</button>
                         <button type="button" class="btn btn-primary" id="applyAndRestart" data-dismiss="modal">Apply &amp; Restart</button>
                     </div>
+                    {{ end }}
                 </div>
             </div>
         </div>

data/templates/setup.html

@@ -359,7 +359,11 @@
                             <div class="card-body text-center">
                                 <h5 class="card-title">Finished!</h5>
                                 <p class="card-text">
+                                {{ if .windows }}
+                                Press the button below to submit your settings. Unfortunately you're running on Windows, so jfa-go <a href="https://github.com/golang/go/issues/30662">cannot restart itself.</a> You will manually have to restart.
+                                {{ else }}
                                 Press the button below to submit your settings. The program will restart. Once it's done, refresh this page.
+                                {{ end }}
                                 </p>
                                 <button id="submitButton" class="btn btn-primary">Submit</button>
                             </div>

main.go

@@ -14,6 +14,7 @@ import (
 	"os"
 	"os/signal"
 	"path/filepath"
+	"runtime"
 	"time"
 
 	"github.com/gin-contrib/pprof"
@@ -95,6 +96,8 @@ func setGinLogger(router *gin.Engine, debugMode bool) {
 	}
 }
 
+var PLATFORM string = runtime.GOOS
+
 func main() {
 	fmt.Printf("jfa-go version: %s (%s)\n", VERSION, COMMIT)
 	// app encompasses essentially all useful functions.
@@ -362,8 +365,14 @@ func main() {
 		}
 		app.info.Printf("Starting router @ %s", address)
 	} else {
+		windows := false
+		if PLATFORM == "windows" {
+			windows = true
+		}
 		router.GET("/", func(gc *gin.Context) {
-			gc.HTML(200, "setup.html", gin.H{})
+			gc.HTML(200, "setup.html", gin.H{
+				"windows": windows,
+			})
 		})
 		router.POST("/testJF", app.TestJF)
 		router.POST("/modifyConfig", app.ModifyConfig)

views.go

@@ -11,6 +11,10 @@ func (app *appContext) AdminPage(gc *gin.Context) {
 	emailEnabled, _ := app.config.Section("invite_emails").Key("enabled").Bool()
 	notificationsEnabled, _ := app.config.Section("notifications").Key("enabled").Bool()
 	ombiEnabled := app.config.Section("ombi").Key("enabled").MustBool(false)
+	windows := false
+	if PLATFORM == "windows" {
+		windows = true
+	}
 	gc.HTML(http.StatusOK, "admin.html", gin.H{
 		"bs5":            bs5,
 		"cssFile":        app.cssFile,
@@ -20,6 +24,7 @@ func (app *appContext) AdminPage(gc *gin.Context) {
 		"version":        VERSION,
 		"commit":         COMMIT,
 		"ombiEnabled":    ombiEnabled,
+		"windows":        windows,
 	})
 }