Diff: main.cpp

Revision:

36:46bb54b669bc

Parent:

35:2c5e582a6ee2

Child:

37:8a0fc62a0512

--- a/main.cpp	Sat Nov 28 03:52:53 2020 +0000
+++ b/main.cpp	Sat Nov 28 04:21:08 2020 +0000
@@ -1,9 +1,10 @@
 
 #include "mbed.h"
-#include "network.h"
+#include "DebouncedInterrupt.h"
+
 #include "gamestate.h"
 #include "graphics.h" 
-#include "DebouncedInterrupt.h"
+#include "network.h"
 
 #define DEBOUNCE 25
 
@@ -16,10 +17,8 @@
 Endpoint nist; 
 
 volatile int sendFlag = 0; 
-volatile int moveData = 0;
-volatile int menuPress = 0; 
-
-int numGamesPlayed = 0; 
+volatile int moveDelta = 0;
+volatile int menuPress = 0;  
 
 // interrupts service routines 
 
@@ -29,12 +28,12 @@
 
 void pressLeftGame( void ) {
     sendFlag = 1;
-    moveData -= 5; 
+    moveDelta -= 5; 
 }
 
 void pressRightGame() {
     sendFlag = 1;
-    moveData += 5; 
+    moveDelta += 5; 
 }
  
 int main() {
@@ -49,11 +48,10 @@
     MbedJSONValue serverResponse; 
     MbedJSONValue serverRequest; 
     
-    char connectionRequest[] = "{\"type\": \"connected\"}";
     char tmp_buffer[256]; 
     
     string serverRequestContent = ""; 
-    int requestLength = 0; 
+    int serverRequestLength = 0; 
     char *serverRequestPayload = NULL; 
     
     gfx->renderLaunchScreen(); 
@@ -61,7 +59,6 @@
     while (1) { // keep program running
         if (menuPress) {
             GameState *gs = new GameState();
-            numGamesPlayed++; 
             
             // change ISRs to game controls 
             leftButton.attach(&pressLeftGame, IRQ_RISE, DEBOUNCE);
@@ -69,45 +66,47 @@
             rightButton.attach(&pressRightGame, IRQ_RISE, DEBOUNCE);
             
             // request an open lobby from the server 
-            sock.sendTo(nist, connectionRequest, strlen(connectionRequest)); 
-                    
-            printf("hello\n\r");
+            sock.sendTo(nist, CONNECTION_REQ, strlen(CONNECTION_REQ)); 
+            
+            // play an individual game to completion  
             while (!gs->done()) {
-                if (sendFlag != 0) {
+                if (sendFlag) {
                     serverRequest["type"] = "move"; 
-                    serverRequest["hash"] = "jaredyeagersflipflop"; 
+                    serverRequest["hash"] = LOBBY_HASH; 
                     serverRequest["player"] = gs->getLocalPlayerNum(); 
-                    serverRequest["delta"] = (int)moveData; 
+                    serverRequest["delta"] = (int)moveDelta; 
                     
+                    // prepare and send JSON payload 
                     serverRequestContent = serverRequest.serialize(); 
-                    requestLength = serverRequestContent.size(); 
+                    serverRequestLength = serverRequestContent.size(); 
                     serverRequestPayload = (char *)serverRequestContent.c_str(); 
+                    sock.sendTo(nist, serverRequestPayload, serverRequestLength);
+                    
+                    // reset 
                     sendFlag = 0; 
-                    moveData = 0; 
-                    sock.sendTo(nist, serverRequestPayload, requestLength);
+                    moveDelta = 0; 
                 }
                 int bytesRead = sock.receiveFrom(nist, tmp_buffer, sizeof(tmp_buffer));
                 tmp_buffer[bytesRead] = 0; 
-                if (numGamesPlayed == 2) {
-                    printf("read: %s\n\r", tmp_buffer); 
-                }
+                
+                // populate serverResponse JSON and update local gamestate 
                 if (bytesRead > 0) {
                     parse(serverResponse, tmp_buffer); 
                     gs->updateAndRender(&serverResponse, gfx);
                 } 
                 wait(.1);
             }
+            // once game ends, leave lobby and disconnect 
             MbedJSONValue disconnectRequest; 
-            disconnectRequest["hash"] = "jaredyeagersflipflop"; 
+            disconnectRequest["hash"] = LOBBY_HASH; 
             disconnectRequest["type"] = "disconnect"; 
             
             string disconnectRequestContent = disconnectRequest.serialize(); 
             int len = disconnectRequestContent.size(); 
             char *disconnectRequestPayload = (char *)disconnectRequestContent.c_str(); 
-            
             sock.sendTo(nist, disconnectRequestPayload, len); 
             
-            // cleanup the socket from the previous game
+            // flush the socket from the previous game
             int flushBytes = 0; 
             while ((flushBytes = sock.receiveFrom(nist, tmp_buffer, sizeof(tmp_buffer))) != 0) {
                 printf("reading bytes: %i\n\r", flushBytes); 
@@ -116,7 +115,7 @@
              
             gfx->renderGameOver(gs);
             
-            // reset the game  
+            // reset
             leftButton.attach(&pressButtonMenu, IRQ_RISE, DEBOUNCE);
             middleButton.attach(&pressButtonMenu, IRQ_RISE, DEBOUNCE);
             rightButton.attach(&pressButtonMenu, IRQ_RISE, DEBOUNCE);