GetUserMessages bug fix

myserver.c

@@ -24,7 +24,7 @@ int writeUsersMessages(char username[1024], int *msgNumbs, int lenght)
 {
    FILE *filePointer;
    printf("Start writeUsersMessages() username: %s", username);
-   //strcat(username, ".bin");
+   strcat(username, ".bin");
    filePointer = fopen(username, "wb");
    /**/
    if (!filePointer)
@@ -48,9 +48,14 @@ int writeUsersMessages(char username[1024], int *msgNumbs, int lenght)
 struct msgNumberArr getUserMessages(char username[1024])
 {
    FILE *filePointer;
-   strcat(username, ".bin");
-   filePointer = fopen(username, "wb");
-   printf("start getUserMessages()\n");
+   char filename[1024];
+   if('\n' == username[strlen(username) - 1]){
+      username[strlen(username) - 1] = '\0';
+   }
+   strcpy(filename, username);
+   strcat(filename, ".bin");
+   filePointer = fopen(filename, "rb");
+   printf("\n\nstart getUserMessages() Filename: %s, Username: %s\n\n", filename, username);
    if (!filePointer)
    {
       printf("\x1B[31User Message Speicher konnte nicht gelesen werden!\x1B[37m\n");
@@ -60,17 +65,18 @@ struct msgNumberArr getUserMessages(char username[1024])
    }
    int i = 0;
    struct msgNumberArr msgNumbersStruct;
-   
+
+
    //int msgNumberArr[1024];
-   
+
    //printf("Vorm while\n");
    //while(!feof(filePointer))
    //while (fread(&msgNumbers, sizeof(struct msgNumber), 1, filePointer))
    //{
-      //printf("Im while\n");
-   
-   fread(&msgNumbersStruct, sizeof(struct msgNumberArr),1, filePointer);
-   
+   //printf("Im while\n");
+
+   fread(&msgNumbersStruct, sizeof(struct msgNumberArr), 1, filePointer);
+   printf("\nmsgNumberSrtruct lenght: %d\n", msgNumbersStruct.lenght);
    //}
    //printf("Nach dem while\n");
    fclose(filePointer);
@@ -79,6 +85,10 @@ struct msgNumberArr getUserMessages(char username[1024])
 
 int addUserMessage(char username[1024], int msgNumber)
 {
+   if('\n' == username[strlen(username) - 1]){
+      username[strlen(username) - 1] = '\0';
+   }
+   //username[strlen(username)-1] = "\0";
    printf("addUserMessage(), username: %s, msgNumber: %d\n", username, msgNumber);
    int msgNumbers[1024];
    struct msgNumberArr msgNumbersStruct = getUserMessages(username);
@@ -106,8 +116,8 @@ int addUserMessage(char username[1024], int msgNumber)
       newNumbers[0] = msgNumber;
       for (int i = 1; i <= nMsgs; i++)
       {
-         printf("addUserMessage() msg number old: %d", msgNumbers[i-1]);
-         newNumbers[i] = msgNumbers[i-1];
+         printf("addUserMessage() msg number old: %d", msgNumbers[i - 1]);
+         newNumbers[i] = msgNumbers[i - 1];
       }
       printf("Vor dem writeUsersMessages() username: %s", username);
       result = writeUsersMessages(username, newNumbers, nMsgs + 1);
@@ -248,9 +258,11 @@ int writeToFile(char sender[1024], char betreff[1024], char receiver[1024], char
          my_record.betreff = betreff;
          my_record.msg = message;
          printf("Vor useradd() in writeToFile()! sender: %s, msgnumber: %d, msg: %s, betrf: %s, empf: %s\n", sender, msgNumber, message, betreff, receiver);
-         int userresult = addUserMessage(sender, msgNumber);
-         printf("Nach useradd() in writeToFile(): %d", userresult);
-         if (userresult == 0)
+         int receiverresult = addUserMessage(receiver, msgNumber);
+         printf("receiverresult: %d", receiverresult);
+         int senderresult = addUserMessage(sender, msgNumber);
+         printf("senderresult: %d", senderresult);
+         if (senderresult == 0 || receiverresult == 0)
          {
             printf("\x1B[31mKonnte die Nachricht dem User nicht hinzufügen! Das Speichern der Nachricht wird abgebrochen!\x1B[37m\n");
             return 0;
@@ -391,9 +403,42 @@ int main(int argc, char **argv)
                   break;
                }
             }
-            else if (strncmp(bufferString, "list", 4) == 0)
+            else if (strncmp(bufferString, "list", 4) == 0 || mode == 2)
             {
-               printf("LIST wurde endlich erkannt!\n");
+               switch (last)
+               {
+               case 0:
+                  last += 1;
+                  mode = 2;
+                  printf("\x1B[34m");
+                  printf("->LIST:\x1B[33m %s\x1B[37m\n", bufferString);
+                  bufferString[0] = '\0';
+                  buffer[0] = '\0';
+                  fflush(stdout);
+                  break;
+               case 1:
+                  last = 0;
+                  mode = 0;
+                  printf("\x1B[34m");
+                  printf("->LIST->Username wurde eingegeben:\x1B[33m %s\x1B[37m\n", bufferString);
+                  char *username;
+                  username = strdup(bufferString);
+                  printf("USERNAME: %s ENDE", username);
+
+                  struct msgNumberArr msgNumbersStruct = getUserMessages(username);
+                  printf("msgnumberstruct lenght: %d", msgNumbersStruct.lenght);
+                  int msgNumbers[1024];
+                  for (int i = 0; i < msgNumbersStruct.lenght; i++)
+                  {
+                     msgNumbers[i] = msgNumbersStruct.index[i];
+                     printf("MSG NUMMBER IN addUserMessage(): %d\n", msgNumbers[i]);
+                  }
+
+                  bufferString[0] = '\0';
+                  buffer[0] = '\0';
+                  fflush(stdout);
+                  break;
+               }
             }
             else if (strncmp(bufferString, "read", 4) == 0)
             {