Restore corrupt presets from backup

Aircoookie · Sep 16, 2023 · 9929c96 · 9929c96
1 parent b4aec91
commit 9929c96
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Showing 3 changed files with 2,063 additions and 2,041 deletions.
diff --git a/wled00/data/index.js b/wled00/data/index.js
@@ -426,18 +426,29 @@ function presetError(empty)
 	if (hasBackup) {
 		cn += `<br><br>`;
 		if (empty)
-			cn += `However, there is backup preset data of a previous installation available.<br>
-			(Saving a preset will hide this and overwrite the backup)`;
+			cn += `However, there is backup preset data of a previous installation available.<br>(Saving a preset will hide this and overwrite the backup)`;
 		else
 			cn += `Here is a backup of the last known good state:`;
-		cn += `<textarea id="bck"></textarea><br>
-			<button class="btn" onclick="cpBck()">Copy to clipboard</button>`;
+		cn += `<textarea id="bck"></textarea><br><button class="btn" onclick="cpBck()">Copy to clipboard</button>`;
+		cn += `<button type="button" class="btn" onclick="saveBackup(gID('bck').value)">Restore</button>`;
 	}
 	cn += `</div>`;
 	gId('pcont').innerHTML = cn;
 	if (hasBackup) gId('bck').value = bckstr;
 }
 
+function saveBackup(txt) {
+	var req = new XMLHttpRequest();
+	req.addEventListener('load', function(){showToast(this.responseText,this.status >= 400)});
+	req.addEventListener('error', function(e){showToast(e.stack,true);});
+	req.open("POST", getURL("/upload"));
+	var formData = new FormData();
+	var b = new Blob([txt], {type: "application/json"});
+	formData.append("data", b, '/presets.json');
+	req.send(formData);
+	return false;
+}
+
 function loadPresets(callback = null)
 {
 	// 1st boot (because there is a callback)

diff --git a/wled00/html_other.h b/wled00/html_other.h
@@ -44,44 +44,44 @@ const char PAGE_dmxmap[] PROGMEM = R"=====()=====";
 const uint16_t PAGE_update_length = 616;
 const uint8_t PAGE_update[] PROGMEM = {
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 };