Missing presets.json on factory reset bugfix.

Clarification on loading ledmaps in UI.
Added manual ledmap loading.

wled00/FX_fcn.cpp

@@ -964,7 +964,8 @@ void WS2812FX::finalizeInit(void)
   }
 
   //segments are created in makeAutoSegments();
-  setBrightness(_brightness);
+  loadCustomPalettes(); // (re)load all custom palettes
+  deserializeMap();     // (re)load default ledmap
 }
 
 void WS2812FX::service() {
@@ -1500,6 +1501,7 @@ void WS2812FX::loadCustomPalettes()
 {
   byte tcp[72]; //support gradient palettes with up to 18 entries
   CRGBPalette16 targetPalette;
+  customPalettes.clear(); // start fresh
   for (int index = 0; index<10; index++) {
     char fileName[32];
     sprintf_P(fileName, PSTR("/palette%d.json"), index);

wled00/data/index.css

@@ -740,7 +740,7 @@ input[type=range]::-moz-range-thumb {
 	margin-top: var(--bmt);
 }
 
-#picker, #rgbwrap, #kwrap, #wwrap, #wbal, #vwrap, #qcs-w, #hexw, #pall {
+#picker, #rgbwrap, #kwrap, #wwrap, #wbal, #vwrap, #qcs-w, #hexw, #pall, #ledmap {
 	margin: 0 auto;
 	width: 260px;
 }
@@ -898,6 +898,10 @@ div.sel-p:after {
 select.sel-ple {
 	text-align: center;
 }
+select.sel-sg {
+	margin: 5px 0;
+	height: 40px;
+}
 option {
 	background-color: var(--c-3);
 	color: var(--c-f);

wled00/data/index.htm

@@ -311,6 +311,7 @@
 			<button class="btn btn-s" id="rsbtn" onclick="rSegs()">Reset segments</button>
 		</div>
 		<p>Transition: <input id="tt" class="noslide" type="number" min="0" max="65.5" step="0.1" value="0.7">&nbsp;s</p>
+		<p id="ledmap" class="hide"></p>
 	</div>
 
 	<div id="Presets" class="tabcontent">

wled00/data/index.js

@@ -810,6 +810,16 @@ function populateSegments(s)
 	if (segCount < 2) gId(`segd${lSeg}`).style.display = "none";
 	if (!isM && !noNewSegs && (cfg.comp.seglen?parseInt(gId(`seg${lSeg}s`).value):0)+parseInt(gId(`seg${lSeg}e`).value)<ledCount) gId(`segr${lSeg}`).style.display = "inline";
 	gId('segutil2').style.display = (segCount > 1) ? "block":"none"; // rsbtn parent
+
+	if (Array.isArray(li.maps) && li.maps.length>1) {
+		let cont = `Ledmap:&nbsp;<select class="sel-sg" onchange="requestJson({'ledmap':parseInt(this.value)})"><option value="" selected>Unchanged</option>`;
+		for (const k of (li.maps||[])) cont += `<option value="${k}">${k==0?'Default':'ledmap'+k+'.json'}</option>`;
+		cont += "</select></div>";
+		gId("ledmap").innerHTML = cont;
+		gId("ledmap").classList.remove("hide");
+	} else {
+		gId("ledmap").classList.add("hide");
+	}
 }
 
 function populateEffects()
@@ -1819,9 +1829,9 @@ ${makePlSel(plJson[i].end?plJson[i].end:0, true)}
 	<input type="checkbox" id="p${i}sbchk">
 	<span class="checkmark"></span>
 </label>`;
-		if (Array.isArray(lastinfo.maps) && lastinfo.maps.length>0) {
+		if (Array.isArray(lastinfo.maps) && lastinfo.maps.length>1) {
-			content += `<div class="lbl-l">Ledmap:&nbsp;<div class="sel-p"><select class="sel-p" id="p${i}lmp"><option value="">None</option>`;
+			content += `<div class="lbl-l">Ledmap:&nbsp;<div class="sel-p"><select class="sel-p" id="p${i}lmp"><option value="">Unchanged</option>`;
-			for (const k of (lastinfo.maps||[])) content += `<option value="${k}"${(i>0 && pJson[i].ledmap==k)?" selected":""}>${k}</option>`;
+			for (const k of (lastinfo.maps||[])) content += `<option value="${k}"${(i>0 && pJson[i].ledmap==k)?" selected":""}>${k==0?'Default':'ledmap'+k+'.json'}</option>`;
 			content += "</select></div></div>";
 		}
 	}

wled00/fcn_declare.h

@@ -195,6 +195,7 @@ void handlePlaylist();
 void serializePlaylist(JsonObject obj);
 
 //presets.cpp
+void initPresetsFile();
 void handlePresets();
 bool applyPreset(byte index, byte callMode = CALL_MODE_DIRECT_CHANGE);
 inline bool applyTemporaryPreset() {return applyPreset(255);};

wled00/presets.cpp

@@ -11,6 +11,7 @@ static char *tmpRAMbuffer = nullptr;
 static volatile byte presetToApply = 0;
 static volatile byte callModeToApply = 0;
 static volatile byte presetToSave = 0;
+static volatile int8_t saveLedmap = -1;
 static char quickLoad[3];
 static char saveName[33];
 static bool includeBri = true, segBounds = true, selectedOnly = false, playlistSave = false;;
@@ -25,6 +26,7 @@ static void doSaveState() {
 
   if (!requestJSONBufferLock(10)) return;   // will set fileDoc
 
+  initPresetsFile(); // just in case if someone deleted presets.json using /edit
   JsonObject sObj = doc.to<JsonObject>();
 
   DEBUG_PRINTLN(F("Serialize current state"));
@@ -36,6 +38,7 @@ static void doSaveState() {
   }
   sObj["n"] = saveName;
   if (quickLoad[0]) sObj[F("ql")] = quickLoad;
+  if (saveLedmap >= 0) sObj[F("ledmap")] = saveLedmap;
 /*
   #ifdef WLED_DEBUG
     DEBUG_PRINTLN(F("Serialized preset"));
@@ -69,6 +72,7 @@ static void doSaveState() {
   updateFSInfo();
 
   // clean up
+  saveLedmap   = -1;
   presetToSave = 0;
   saveName[0]  = '\0';
   quickLoad[0] = '\0';
@@ -79,7 +83,7 @@ bool getPresetName(byte index, String& name)
 {
   if (!requestJSONBufferLock(9)) return false;
   bool presetExists = false;
-  if (readObjectFromFileUsingId("/presets.json", index, &doc))
+  if (readObjectFromFileUsingId(getName(), index, &doc))
   { 
     JsonObject fdo = doc.as<JsonObject>();
     if (fdo["n"]) {
@@ -91,6 +95,22 @@ bool getPresetName(byte index, String& name)
   return presetExists;
 }
 
+void initPresetsFile()
+{
+  if (WLED_FS.exists(getName())) return;
+
+  StaticJsonDocument<64> doc;
+  JsonObject sObj = doc.to<JsonObject>();
+  sObj.createNestedObject("0");
+  File f = WLED_FS.open(getName(), "w");
+  if (!f) {
+    errorFlag = ERR_FS_GENERAL;
+    return;
+  }
+  serializeJson(doc, f);
+  f.close();
+}
+
 bool applyPreset(byte index, byte callMode)
 {
   DEBUG_PRINT(F("Request to apply preset: "));
@@ -188,6 +208,7 @@ void savePreset(byte index, const char* pname, JsonObject sObj)
     includeBri   = sObj["ib"].as<bool>() || index==255; // temporary preset needs brightness
     segBounds    = sObj["sb"].as<bool>() || index==255; // temporary preset needs bounds
     selectedOnly = sObj[F("sc")].as<bool>();
+    saveLedmap   = sObj[F("ledmap")] | -1;
     sObj.remove("ib");
     sObj.remove("sb");
     sObj.remove(F("sc"));
@@ -198,6 +219,7 @@ void savePreset(byte index, const char* pname, JsonObject sObj)
       presetToSave = 0; // we will save API immediately
       if (index < 251 && fileDoc) {
         if (sObj["n"].isNull()) sObj["n"] = saveName;
+        initPresetsFile(); // just in case if someone deleted presets.json using /edit
         writeObjectToFileUsingId(getName(index), index, fileDoc);
         presetsModifiedTime = toki.second(); //unix time
         updateFSInfo();

wled00/wled.cpp

@@ -361,6 +361,8 @@ void WLED::setup()
   } 
 #ifdef WLED_ADD_EEPROM_SUPPORT
   else deEEP();
+#else
+  initPresetsFile();
 #endif
   updateFSInfo();
 
@@ -452,8 +454,6 @@ void WLED::beginStrip()
 {
   // Initialize NeoPixel Strip and button
   strip.finalizeInit(); // busses created during deserializeConfig()
-  strip.loadCustomPalettes();
-  strip.deserializeMap();
   strip.makeAutoSegments();
   strip.setBrightness(0);
   strip.setShowCallback(handleOverlayDraw);

wled00/wled.h

@@ -8,7 +8,7 @@
  */
 
 // version code in format yymmddb (b = daily build)
-#define VERSION 2211130
+#define VERSION 2211160
 
 //uncomment this if you have a "my_config.h" file you'd like to use
 //#define WLED_USE_MY_CONFIG