Added web serial config

code/.vscode/launch.json

@@ -0,0 +1,44 @@
+// AUTOMATICALLY GENERATED FILE. PLEASE DO NOT MODIFY IT MANUALLY
+//
+// PIO Unified Debugger
+//
+// Documentation: https://docs.platformio.org/page/plus/debugging.html
+// Configuration: https://docs.platformio.org/page/projectconf/section_env_debug.html
+
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "platformio-debug",
+            "request": "launch",
+            "name": "PIO Debug",
+            "executable": "/Users/mark/projects/nostr-zap-lamp/code/.pio/build/esp32dev/firmware.elf",
+            "projectEnvName": "esp32dev",
+            "toolchainBinDir": "/Users/mark/.platformio/packages/toolchain-xtensa-esp32/bin",
+            "internalConsoleOptions": "openOnSessionStart",
+            "preLaunchTask": {
+                "type": "PlatformIO",
+                "task": "Pre-Debug"
+            }
+        },
+        {
+            "type": "platformio-debug",
+            "request": "launch",
+            "name": "PIO Debug (skip Pre-Debug)",
+            "executable": "/Users/mark/projects/nostr-zap-lamp/code/.pio/build/esp32dev/firmware.elf",
+            "projectEnvName": "esp32dev",
+            "toolchainBinDir": "/Users/mark/.platformio/packages/toolchain-xtensa-esp32/bin",
+            "internalConsoleOptions": "openOnSessionStart"
+        },
+        {
+            "type": "platformio-debug",
+            "request": "launch",
+            "name": "PIO Debug (without uploading)",
+            "executable": "/Users/mark/projects/nostr-zap-lamp/code/.pio/build/esp32dev/firmware.elf",
+            "projectEnvName": "esp32dev",
+            "toolchainBinDir": "/Users/mark/.platformio/packages/toolchain-xtensa-esp32/bin",
+            "internalConsoleOptions": "openOnSessionStart",
+            "loadMode": "manual"
+        }
+    ]
+}

nostrZapLamp/100_config.ino

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+void configOverSerialPort() {
+  executeConfig();
+}
+
+void executeConfig() {
+
+  while (true) {
+    if (Serial.available() == 0) continue;
+    String data = Serial.readStringUntil('\n');
+    Serial.println("received: " + data);
+    KeyValue kv = extractKeyValue(data);
+    String commandName = kv.key;
+    if (commandName == "/config-done") {
+      Serial.println("/config-done");
+      return;
+    }
+    executeCommand(commandName, kv.value);
+  }
+}
+
+void executeCommand(String commandName, String commandData) {
+  Serial.println("executeCommand: " + commandName + " > " + commandData);
+  KeyValue kv = extractKeyValue(commandData);
+  String path = kv.key;
+  String data = kv.value;
+
+  if (commandName == "/file-remove") {
+    return removeFile(path);
+  }
+  if (commandName == "/file-append") {
+    return appendToFile(path, data);
+  }
+
+  if (commandName == "/file-read") {
+    Serial.println("prepare to read");
+    readFile(path);
+    Serial.println("readFile done");
+    return;
+  }
+
+  Serial.println("command unknown");
+}
+
+void removeFile(String path) {
+  Serial.println("removeFile: " + path);
+  SPIFFS.remove("/" + path);
+}
+
+void appendToFile(String path, String data) {
+  Serial.println("appendToFile: " + path);
+  File file = SPIFFS.open("/" + path, FILE_APPEND);
+  if (!file) {
+    file = SPIFFS.open("/" + path, FILE_WRITE);
+  }
+  if (file) {
+    file.println(data);
+    file.close();
+  }
+}
+
+void readFile(String path) {
+  Serial.println("readFile: " + path);
+  File file = SPIFFS.open("/" + path);
+  if (file) {
+    while (file.available()) {
+      String line = file.readStringUntil('\n');
+      Serial.println("/file-read " + line);
+    }
+    file.close();
+  }
+  Serial.println("");
+  Serial.println("/file-done");
+}
+
+
+KeyValue extractKeyValue(String s) {
+  int spacePos = s.indexOf(" ");
+  String key = s.substring(0, spacePos);
+  if (spacePos == -1) {
+    return {key, ""};
+  }
+  String value = s.substring(spacePos + 1, s.length());
+  return {key, value};
+}