76 lines
1.6 KiB
C++
76 lines
1.6 KiB
C++
/**
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* @file CommandHandler.cpp
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* @author Jens True (jens.chr.true@gmail.com)
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* @brief CommandHandler implementation
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* @version 0.1
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* @date 2021-11-10
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*
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* @copyright Copyright (c) 2021
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*
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*/
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#include "CommandHandler.h"
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#include "Arduino.h"
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#include "ArduinoJson.h"
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CommandHandler::CommandHandler(DisplayProxy *display)
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{
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this->display = display;
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}
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bool CommandHandler::parseJSON(const char *cmd)
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{
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debugSerial("parseJSON", cmd);
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StaticJsonDocument<32> json;
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DeserializationError error = deserializeJson(json, cmd);
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// Test if parsing succeeds.
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if (error)
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{
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Serial.print(F("deserializeJson() failed: "));
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Serial.println(error.c_str());
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return false;
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}
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const char *command = json["cmd"];
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if (strcmp("write", command) == 0 && json["text"].is<const char*>() && json["x"].is<int>() && json["y"].is<int>())
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{
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const char *text = json["text"];
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int x = json["x"];
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int y = json["y"];
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this->debugSerial(command, text);
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this->display->write(x, y, text);
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return true;
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}
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if (strcmp("clear", command) == 0)
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{
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this->display->clear();
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return true;
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}
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if (strcmp("offset", command) == 0)
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{
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debugSerial("offset unhandled");
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return false;
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}
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return false;
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}
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void CommandHandler::debugSerial(const char *text)
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{
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Serial.print(F("CommandHandler: "));
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Serial.println(text);
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}
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void CommandHandler::debugSerial(const char *command, const char *text)
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{
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Serial.print(F("CommandHandler: "));
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Serial.print(command);
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Serial.print(" > ");
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Serial.println(text);
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}
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