Diff: main.cpp

Revision:

1:4e629f9ac9e8

Parent:

0:28f8ba171e86

Child:

3:b834ab4a53d1

--- a/main.cpp	Mon Apr 20 23:05:36 2015 +0000
+++ b/main.cpp	Wed Apr 22 01:46:14 2015 +0000
@@ -4,9 +4,12 @@
 #include "rtos.h"
 #include "EthernetInterface.h"
 #include "HTTPClient.h"
+#include <sstream>
+#include <string>
+#include <iostream>
 
 uLCD_4DGL lcd(p28,p27,p30); // serial tx, serial rx, reset pin;
-
+Serial pc(USBTX, USBRX);
 DigitalIn in0(p11);
 DigitalIn in1(p12);
 DigitalIn in2(p13);
@@ -34,35 +37,208 @@
     lcd.line(0, 84 , 127, 84 , 0xFF0000);
     lcd.line(42, 0 , 42, 127, 0xFF0000);
     lcd.line(84, 0, 84, 127, 0xFF0000);
-    for(int i=0; i<3; i++)
-    {
-        for(int j=0; j<3; j++)
-        {
-            if(board[i][j] == 1)
-            {
+    for(int i=0; i<3; i++) {
+        for(int j=0; j<3; j++) {
+            if(board[i][j] == 0) {
                 lcd.line( j*42+2 , i*42 + 2 ,(j+1)*42-2 , (i+1)*42-2 , GREEN);
                 lcd.line( j*42+2 , (i+1)*42 - 2 ,(j+1)*42-2 , (i)*42+2 , GREEN);
-            }
-            else if(board[i][j] == 2)
-            {
+            } else if(board[i][j] == 1) {
                 lcd.circle(42*j+21, 42*i+21, 19, BLUE);
             }
         }
     }
 }
+typedef enum GAME_STATE {
+    STARTING, PLAYING, OVER, RETURN_ERROR = -1
+} GAME_STATE;
+HTTPClient http;
+EthernetInterface eth;
+char str[4096];
+int StartNewGame()
+{
+    HTTPResult ret = http.get("http://4180.azurewebsites.net/api/TicTacToeGames/New", str, 4096);
+    if (ret > 0) {
+        pc.printf("HTTP Error return in StartNewGame\n");
+        return -1;
+    }
+    return atoi(str);
+}
+int JoinGame()
+{
+    HTTPResult ret = http.get("http://4180.azurewebsites.net/api/TicTacToeGames/Join", str, 4096);
+    if (ret > 0) {
+        pc.printf("HTTP Error return in JoinGame\n");
+        return -1;
+    }
+    return atoi(str);
+}
+ostringstream host;
+string s;
+const char* cstr;
+GAME_STATE GetGameState(int gameId)
+{
+    //ostringstream host;
+    host.clear();
+    host  << "http://4180.azurewebsites.net/odata/TicTacToeGames(" << gameId << ")?$select=GameState";
+    s = host.str();
+    cstr = s.c_str();
+    printf("**** HOST IS  %s\n", cstr);
+    HTTPResult ret = http.get(cstr, str, 4096);
+    if (ret > 0) {
+        pc.printf("HTTP Error return in GetGameState\n");
+        return (GAME_STATE)-1;
+    }
+    s = string(str);
+    if (s.find("\"GameState\":\"STARTING\"") != string::npos)
+        return STARTING;
+    else if(s.find("\"GameState\":\"PLAYING\"") != string::npos)
+        return PLAYING;
+    else if(s.find("\"GameState\":\"OVER\"") != string::npos)
+        return OVER;
+    else
+        return RETURN_ERROR;
 
-HTTPClient http; 
-char str[2048];
-int main() {
+    return (GAME_STATE)atoi(str);
+}
+void ParseBoard(string str, int** board)
+{
+    
+   // printf("Entering ParseBoard, got %s\n", str.c_str());
+    for (int i = 0; i < str.length(); i++){
+        if (str[i] == '[' || str[i] == ']' || str[i] == ',' || str[i] == '"')
+            str[i] = ' ';    
+    }
+    string temp;
+    for (int i = 0; i < str.length() - 1; i++){
+        if (!(str[i] == ' ' && str[i+1] == ' ')){
+            temp += str[i];
+        }
+
+    }
+    
+    str = temp;
+   // printf("With changed delimiters %s\n", str.c_str());
+    stringstream stream(str);
+    int t = 0;
+    for (int i = 0; i < 3; i++){
+        for (int j = 0; j < 3; j++){
+            while(t < str.length() && str[t] == ' ')
+                t++;
+                board[i][j] = (int)(str[t] - '0');
+            //stream >> board[i][j];  
+            }  
+    }
     
-    EthernetInterface eth;
+   /* char c;
+    stream >> c; // eat [
+    for (int i = 0; i < 3; i++) {
+        stream >> c; // eat [
+        for (int j = 0; j < 2; j++) {
+            stream >> board[i][j];
+            stream >> c ;// eat ,
+        }
+        stream >> board[i][2];
+        stream >> c ;// eat ]
+        if (i != 2)
+            stream >> c; // eat ,
+    }*/
+  /*  for (int i = 0; i < 3; i++) {
+        printf("\n[");
+        for (int j = 0; j < 3; j++)
+            printf("%d ", board[i][j]);
+        printf("]");
+    }*/
+}
+int GetBoardState(int gameId, int** board)
+{
+    ostringstream host;
+    host  << "http://4180.azurewebsites.net/odata/TicTacToeGames(" << gameId << ")?$select=BoardState";
+    string s = host.str();
+    HTTPResult ret = http.get(s.c_str(), str, 4096);
+    if (ret > 0) {
+        pc.printf("HTTP Error return in GetBoardState\n");
+        return -1;
+    }
+    s = string(str);
+    int pos = s.find("\"BoardState\":");
+    if (pos == string::npos)
+        return -1;
+
+    ParseBoard(s.substr(pos +13, string::npos), board);
+    return 0;
+}
+string GameStateToString(GAME_STATE state)
+{
+    switch(state) {
+        case STARTING:
+            return "STARTING";
+        case PLAYING:
+            return "PLAYING";
+        case OVER:
+            return "OVER";
+        default:
+        case RETURN_ERROR:
+            return "ERROR";
+    }
+}
+int main()
+{
+    pc.printf("Ethernet connecting...\n");
     eth.init(); //Use DHCP
     eth.connect();
-    printf("IP Address is %s\n", eth.getIPAddress());
-    printf("%d\n", sizeof(str));
-    int ret = http.get("http://ece4180mbedonlinegaming.azurewebsites.net/odata/TicTacToeGames(1)?$select=BoardState", str, 2048);
-    printf("%d\n",ret);
-    printf("Result: %s\n", str);
+    pc.printf("IP Address is %s\n", eth.getIPAddress());
+    pc.printf("Trying Start New Game...\n");
+    int game = StartNewGame();
+    wait(1);
+    pc.printf("Got: %d\n\n", game);
+    pc.printf("Trying GetGameState for Game %d...\n", game);
+    pc.printf("Got: %s\n\n", GameStateToString(GetGameState(game)).c_str());
+    pc.printf("Trying Join Game...\n");
+    game = JoinGame();
+    wait(1);
+    pc.printf("Got: %d\n\n", game);
+    //pc.printf("Trying GetGameState for Game %d...\n", game);
+    //pc.printf("Got: %s\n\n", GameStateToString(GetGameState(game)).c_str());
+    pc.printf("Trying GetBoardState for Game %d...\n", game);
+    Board b;
+    wait(1);
+    pc.printf("Got: %d\n\n", GetBoardState(game, b.get_board()));
+    pc.printf("Testing over****\n");
+    /*pc.printf("%d\n", sizeof(str));
+    HTTPResult ret = http.get("http://4180.azurewebsites.net/api/TicTacToeGames/New", str, 4096);//http.get("http://4180.azurewebsites.net/", str, 4096);
+    if (ret > 0)
+    pc.printf("Return error\n");
+    for (int i = 0; i < 4096;i++){
+    if (str[i] == '1'|| str[i] == '2' || str[i] == '3' || str[i] == '4')
+    pc.printf("HERE %d\n", i);
+    pc.putc(str[i]);
+    pc.printf("\n");
+    }*/
+    return 0;
+    TCPSocketConnection socket;
+
+
+    int r = socket.connect("4180.azurewebsites.net", 80);
+    if (r != 0)
+        pc.printf("Failed to connect to 4180.azurewebsites.net:80!\r\n");
+    char http_cmd[] = "GET / HTTP/1.0\n\n";
+    socket.send_all(http_cmd, sizeof(http_cmd)-1);
+
+    char buff[300];
+    int rtn;
+    while (true) {
+        rtn = socket.receive(buff, sizeof(buff)-1);
+        if (rtn <= 0)
+            break;
+        buff[rtn] = '\0';
+        pc.printf("Received %d chars from server:\n%s\n", rtn, buff);
+    }
+    pc.printf("Closing socket...\n");
+    socket.close();
+    eth.disconnect();
+    /* int ret = http.get("http://ece4180mbedonlinegaming.azurewebsites.net/odata/TicTacToeGames(1)?$select=BoardState", str, 2048);
+     printf("%d\n",ret);
+     printf("Result: %s\n", str);*/
     /*
     in0.mode(PullUp);
     in1.mode(PullUp);
@@ -73,17 +249,17 @@
     in6.mode(PullUp);
     in7.mode(PullUp);
     in8.mode(PullUp);
-    
+
     Board board;
     int ** output = board.get_board();
     printBoard(output);
     lcd.baudrate(3000000);
-    
+
     lcd.line(0, 42 , 127, 42 , 0xFF0000);
     lcd.line(0, 84 , 127, 84 , 0xFF0000);
     lcd.line(42, 0 , 42, 127, 0xFF0000);
     lcd.line(84, 0, 84, 127, 0xFF0000);
-    
+
     while (true) {
         if(!in0)
             printout = 1;
@@ -105,8 +281,8 @@
             printout = 9;
         else
             printout = 0;
-            
-        
+
+
         if(printout>0)
         {
             bool valid = board.updateBoard(turn, printout-1);
@@ -136,8 +312,8 @@
             }
         }
         Thread::wait(400);
-    }   
+    }
     */
-    
+
 }