web kernel with some stubs

.gitignore

@@ -1 +1,2 @@
 .pio
+*.swp

platformio.ini

@@ -13,6 +13,8 @@ platform = espressif8266
 board = esp12e
 framework = arduino
 upload_speed = 921600
-build_flags =
-    !bin/version.sh
+build_flags = 
+	!bin/version.sh
 extra_scripts = pre:bin/firmware_rename.py
+lib_deps = https://github.com/kenbarbour/HttpServer
+

src/main.cpp

@@ -1,6 +1,7 @@
 #include <Arduino.h>
 #include <ESP8266WiFi.h>
 #include "version.h"
+#include "web.h"
 
 #ifndef SERIAL_BAUD
 #define SERIAL_BAUD 74880
@@ -43,13 +44,13 @@ void setup()
         Serial.println( F("Connected"));
     }
 
-    while (true) {
-      Serial.print(" . ");
-      delay(1000);
-    }
+    // Setup Web Server
+    // TODO: only if not connected or explicitly enabled
+    uweather_web_init();
+
 }
 
 void loop()
 {
-
+    uweather_web_handle();
 }

src/web.cpp

@@ -0,0 +1,57 @@
+#include "web.h"
+#include <Arduino.h>
+
+#define WEB_CONTENT_BUFFER 512
+
+uint8_t _content_buffer[WEB_CONTENT_BUFFER] = {};
+Buffer content(_content_buffer, WEB_CONTENT_BUFFER);
+
+// Initialize Connection
+void web_init(HttpRequest& req, HttpResponse& res)
+{
+    content.clear(); // clear content buffer
+    res.content = &content;  // response content buffer
+}
+
+// Terminate Connection
+void web_terminate(const HttpRequest& req, const HttpResponse& res)
+{
+    Serial.printf("[%s] %s %d\r\n", req.getMethod(), req.getUrl(), res.code);
+}
+
+// Handle WiFi Scan
+void handle_wifi_scan(HttpRequest& req, HttpResponse& res)
+{
+    res.code = 501;
+}
+
+// Handle WiFi Connect/Disconnect/Status
+void handle_wifi_state(HttpRequest& req, HttpResponse& res)
+{
+    res.code = 501;
+}
+
+Route routes[] = {
+    { GET, "/wifi/scan", handle_wifi_scan},
+    { GET | POST | DELETE, "/wifi", handle_wifi_state}
+};
+
+WebKernel webKernel(80, routes, sizeof(routes)/sizeof(routes[0]));
+
+void uweather_web_init(void)
+{
+    webKernel.begin();
+    webKernel.setInitHandler(web_init);
+    webKernel.setTerminateHandler(web_terminate);
+    Serial.println("Web Kernel initialized");
+}
+
+void uweather_web_handle(void)
+{
+    webKernel.handleClients();
+}
+
+void uweather_web_shutdown(void)
+{
+    Serial.println("NOTICE! web shutdown now implemented");
+}

src/web.h

@@ -0,0 +1,23 @@
+#ifndef _UWEATHER_WEB_H_
+#define _UWEATHER_WEB_H_
+
+#include <WebKernel.h>
+
+/**
+ * Initalizes and stards the web kernel during boot
+ * or after a shutdown
+ */
+void uweather_web_init(void);
+
+/**
+ * Handle web tasks such as handling requests.
+ * Call this periodically
+ */
+void uweather_web_handle(void);
+
+/**
+ * Start the web shutdown sequence
+ */
+void uweather_web_shutdown(void);
+
+#endif /** _UWEATHER_WEB_H_ include guard */