import Blockly from "blockly";
/**
 * Webserver Blocks by Lucas Steinmann
 *
 */

Blockly.Arduino.sensebox_initialize_http_server = function (block) {
  var box_id = this.getFieldValue("Port");
  Blockly.Arduino.libraries_["library_senseBoxMCU"] =
    '#include "SenseBoxMCU.h"';
  Blockly.Arduino.codeFunctions_["define_wifi_server"] =
    "WiFiServer server(" + box_id + ");";
  Blockly.Arduino.setupCode_["sensebox_wifi_server_beging"] = "server.begin();";
  return "";
};

Blockly.Arduino.sensebox_http_on_client_connect = function (block) {
  var onConnect = Blockly.Arduino.statementToCode(block, "ON_CONNECT");
  var code = "";
  code += "WiFiClient client = server.available();\n";
  code += "if (client && client.available()) {\n";
  code += "  String request_string = listenClient(client);\n";
  code += "  Request request;\n";
  code += "  if (parseRequestSafe(request_string, request)) {\n";
  code += onConnect;
  code += "  }\n";
  code += "  delay(1);\n";
  code += "  client.stop();\n";
  code += "  delay(1);\n";
  code += "}\n";
  return code;
};

Blockly.Arduino.sensebox_http_method = function (block) {
  var code = "request.method";
  return [code, Blockly.Arduino.ORDER_ATOMIC];
};

Blockly.Arduino.sensebox_http_uri = function (block) {
  var code = "request.uri";
  return [code, Blockly.Arduino.ORDER_ATOMIC];
};

Blockly.Arduino.sensebox_http_protocol_version = function (block) {
  var code = "request.protocol_version";
  return [code, Blockly.Arduino.ORDER_ATOMIC];
};

Blockly.Arduino.sensebox_http_user_agent = function (block) {
  var code = "request.user_agent";
  return [code, Blockly.Arduino.ORDER_ATOMIC];
};

Blockly.Arduino.sensebox_generate_html_doc = function (block) {
  var header =
    Blockly.Arduino.valueToCode(block, "HEADER", Blockly.Arduino.ORDER_NONE) ||
    '""';
  var body =
    Blockly.Arduino.valueToCode(block, "BODY", Blockly.Arduino.ORDER_NONE) ||
    '""';
  var code = "buildHTML(" + header + ", " + body + ")";
  return [code, Blockly.Arduino.ORDER_ATOMIC];
};

Blockly.Arduino.sensebox_generate_http_succesful_response = function (block) {
  var content =
    Blockly.Arduino.valueToCode(block, "CONTENT", Blockly.Arduino.ORDER_NONE) ||
    '""';
  var code =
    "client.println(buildSuccessfulResponse(request, " + content + "));\n";
  return code;
};

Blockly.Arduino.sensebox_generate_http_not_found_response = function (block) {
  var code = "client.println(buildNotFoundResponse(request));\n";
  return code;
};

Blockly.Arduino.sensebox_ip_address = function (block) {
  var code = "b->getIpAddress()";
  return [code, Blockly.Arduino.ORDER_ATOMIC];
};

Blockly.Arduino.sensebox_general_html_tag = function (block) {
  var tag = this.getFieldValue("TAG");
  var code = 'buildTag("' + tag + '",';
  var n = 0;
  var branch = Blockly.Arduino.valueToCode(
    block,
    "DO" + n,
    Blockly.Arduino.ORDER_NONE
  );
  if (branch.length > 0) {
    code += "\n " + branch;
  } else {
    code += '""';
  }
  for (n = 1; n <= block.additionalChildCount_; n++) {
    branch = Blockly.Arduino.valueToCode(
      block,
      "DO" + n,
      Blockly.Arduino.ORDER_NONE
    );
    code += " +" + branch;
  }
  return [code + ")", Blockly.Arduino.ORDER_ATOMIC];
};

Blockly.Arduino.sensebox_web_readHTML = function (block) {
  var filename = this.getFieldValue("FILENAME");
  Blockly.Arduino.libraries_["library_spi"] = "#include <SPI.h>";
  Blockly.Arduino.libraries_["library_sd"] = "#include <SD.h>";
  Blockly.Arduino.codeFunctions_["define_sd" + filename] = "File webFile;";
  Blockly.Arduino.setupCode_["sensebox_sd"] = "SD.begin(28);";
  Blockly.Arduino.codeFunctions_["generateHTML"] = `
String generateHTML(){
     webFile = SD.open("${filename}", FILE_READ);
   String finalString ="";
   while (webFile.available())
     {
     finalString+=(char)webFile.read();
     }
   return finalString;
  }`;
  var code = `generateHTML()`;
  return [code, Blockly.Arduino.ORDER_ATOMIC];
};