corridor_control/fan_control/src/server.cpp

#include "server.hpp"
#include "collector.hpp"
#include "serial.hpp"

#include <FS.h>


String getContentType(String filename){
  if(filename.indexOf(".htm") > 0) return "text/html";
  else if(filename.indexOf(".html")> 0) return "text/html";
  else if(filename.indexOf(".css")> 0) return "text/css";
  else if(filename.indexOf(".js")> 0) return "application/javascript";
  else if(filename.indexOf(".png")> 0) return "image/png";
  else if(filename.indexOf(".gif")> 0) return "image/gif";
  else if(filename.indexOf(".jpg")> 0) return "image/jpeg";
  else if(filename.indexOf(".ico")> 0) return "image/x-icon";
  else if(filename.indexOf(".xml")> 0) return "text/xml";
  else if(filename.indexOf(".pdf")> 0) return "application/x-pdf";
  return "text/plain";
}

bool handleFileRead(String path ){
  DEBUG_OUT.println("handleFileRead: " + path);
  if(path.endsWith("/")) path += "index.html";
  String contentType = getContentType(path) + ";charset=utf-8";
  if(LittleFS.exists(path)){
    DEBUG_OUT.println("handle: " + path);
    File file = LittleFS.open(path, "r");
    if(path.endsWith(".gz")){
      //server.sendHeader("Content-Encoding" , "gzip");
    } else {
      contentType += ";charset=utf-8";
    }
    server.streamFile(file, contentType);
    file.close();
    return true;
  }
  return false;
}

void getWeekly() {
	DEBUG_OUT.println("Weekly start");
  String data = collector.week_data();
	DEBUG_OUT.println("Weekly end");
  server.send(200, "text/html", data);
}
void getMonthly() {
	DEBUG_OUT.println("Monthly start");
  String data = collector.month_data();
	DEBUG_OUT.println("Monthly end");
  server.send(200, "text/html", data);
}

void server_setup(){
  LittleFS.begin();
  server.on("/weekly", getWeekly);
  server.on("/monthly", getMonthly);

	server.begin();
	DEBUG_OUT.println("HTTP server started");

  server.onNotFound([](){
      if(!handleFileRead(server.uri()))
          server.send(404, "text/plain", "FileNotFound");
  });
}

void server_loop() {
	server.handleClient();
}