From 10423d7476e68565a9756b62d9935ce5fe7c21d5 Mon Sep 17 00:00:00 2001
From: lumapu <lp@lufami.de>
Date: Fri, 7 Jun 2024 00:29:20 +0200
Subject: [PATCH] 0.8.124 * support of HERF inverters, serial number is
 converted in Javascript #1425 * revert buffer size in `RestAPI` for ESP8266
 #1650

---
 src/CHANGES.md          |  2 ++
 src/web/RestApi.h       |  4 ++++
 src/web/html/setup.html | 33 +++++++++++++++++++++++++++++++--
 3 files changed, 37 insertions(+), 2 deletions(-)

diff --git a/src/CHANGES.md b/src/CHANGES.md
index 51723203..ebe26f58 100644
--- a/src/CHANGES.md
+++ b/src/CHANGES.md
@@ -2,6 +2,8 @@
 
 ## 0.8.124 - 2024-06-06
 * improved MqTT `OnMessage` (threadsafe)
+* support of HERF inverters, serial number is converted in Javascript #1425
+* revert buffer size in `RestAPI` for ESP8266 #1650
 
 ## 0.8.123 - 2024-05-30
 * fix ESP8266, ESP32 static IP #1643 #1608
diff --git a/src/web/RestApi.h b/src/web/RestApi.h
index e7f23055..d1f130d4 100644
--- a/src/web/RestApi.h
+++ b/src/web/RestApi.h
@@ -83,7 +83,11 @@ class RestApi {
             mHeapFrag = ESP.getHeapFragmentation();
             #endif
 
+            #if defined(ESP32)
             AsyncJsonResponse* response = new AsyncJsonResponse(false, 8000);
+            #else
+            AsyncJsonResponse* response = new AsyncJsonResponse(false, 6000);
+            #endif
             JsonObject root = response->getRoot();
 
             String path = request->url().substring(5);
diff --git a/src/web/html/setup.html b/src/web/html/setup.html
index 26b7100c..9452f0e3 100644
--- a/src/web/html/setup.html
+++ b/src/web/html/setup.html
@@ -880,11 +880,16 @@
                 ser.dispatchEvent(new Event('change'));
 
                 function ivSave() {
-                    var o = new Object();
+                    var o = {}
                     o.cmd  = "save_iv"
                     o.token = "*"
                     o.id   = obj.id
-                    o.ser  = parseInt(document.getElementsByName("ser")[0].value, 16);
+
+                    let sn = document.getElementsByName("ser")[0].value
+                    if(sn[0] == 'A')
+                        sn = convHerf(sn)
+                    o.ser  = parseInt(sn, 16)
+
                     o.name = document.getElementsByName("name")[0].value;
                     o.en   = document.getElementsByName("enable")[0].checked;
                     o.ch = [];
@@ -904,6 +909,30 @@
                     getAjax("/api/setup", cb, "POST", JSON.stringify(o));
                 }
 
+                function convHerf(sn) {
+                    let sn_int = 0n;
+                    const CHARS = "0123456789ABCDEFGHJKLMNPRSTUVWXY";
+
+                    for (let i = 0; i < 9; ++i) {
+                        const pos = CHARS.indexOf(sn[i])
+                        const shift = 42 - 5 * i - (i <= 2 ? 0 : 2)
+                        sn_int |= BigInt(pos) << BigInt(shift)
+                    }
+
+                    let first4Hex = (sn_int >> 32n) & 0xFFFFn
+
+                    if (first4Hex === 0x2841n)
+                        first4Hex = 0x1121n
+                    else if (first4Hex === 0x2821n)
+                        first4Hex = 0x1141n
+                    else if (first4Hex === 0x2801n)
+                        first4Hex = 0x1161n
+
+                    sn_int = (sn_int & ~(0xFFFFn << 32n)) | (first4Hex << 32n);
+
+                    return sn_int.toString(16)
+                }
+
                 function cb(obj2) {
                     var e = document.getElementById("res");
                     if(!obj2.success)