C ordening

C/C(extra) ExtraAssignments/Skater/product/main.c

@@ -0,0 +1,55 @@
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+// Add your includes here:
+#include "terminal_io.h"
+
+
+int main(int argc, char* argv[])
+{
+    MenuOptions choice = MO_SHOW_ICESKATERS;
+    printProgramHeader();
+
+    while (choice != MO_QUIT)
+    {
+        choice = getMenuChoice();
+
+        switch (choice)
+        {
+        case MO_SHOW_ICESKATERS:
+            fprintf(stderr, "not yet implemented\n");
+            break;
+        case MO_ADD_ICESKATER:
+            fprintf(stderr, "not yet implemented\n");
+            break;
+        case MO_REMOVE_ICESKATER:
+            fprintf(stderr, "not yet implemented\n");
+            break;
+        case MO_ADD_TIME:
+            fprintf(stderr, "not yet implemented\n");
+            break;
+        case MO_SHOW_CLASSIFICATION:
+            fprintf(stderr, "not yet implemented\n");
+            break;
+        case MO_SHOW_FINAL_CLASSIFICATION:
+            fprintf(stderr, "not yet implemented\n");
+            break;
+        case MO_LOAD:
+            fprintf(stderr, "not yet implemented\n");
+            break;
+        case MO_SAVE:
+            fprintf(stderr, "not yet implemented\n");
+            break;
+        case MO_QUIT:
+            // nothing to do here
+            break;
+        default:
+            fprintf(stderr, "ERROR: invalid choice: %d\n", choice);
+            break;
+        }
+    }
+    return 0;
+}

C/C(extra) ExtraAssignments/Skater/product/terminal_io.c

@@ -0,0 +1,92 @@
+#include <limits.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "terminal_io.h"
+
+
+#define MAX_STRLEN 80
+
+static const char* MenuStrings[] =
+{
+    "Show Iceskaters",
+    "Add Iceskater",
+    "Remove Iceskater",
+    "Add time",
+    "Show classification",
+    "Show final classification",
+    "Load ...",
+    "Save ...",
+    "Quit"
+};
+static const size_t NrMenuStrings =
+            sizeof(MenuStrings) / sizeof(MenuStrings[0]);
+
+void clearScreen()
+{
+    printf("\033[2J\033[1;1H");
+}
+
+int getInt(const char* message)
+{
+    char line[MAX_STRLEN];
+    char* result = NULL;
+    int value = -1;
+
+    printf("%s", message);
+    result = fgets(line, sizeof(line), stdin);
+    if (result != NULL)
+    {
+        sscanf(result, "%d", &value);
+    }
+
+    return value;
+}
+
+int getLimitedInt(const char* message, const char* items[], int nrItems)
+{
+    int choice = -1;
+    do
+    {
+        if (items != NULL)
+        {
+            for (int i = 0; i < nrItems; i++)
+            {
+                printf("  [%d] %s\n", i, items[i]);
+            }
+        }
+        choice = getInt(message);
+    } while (choice < 0 || choice >= nrItems);
+
+    return choice;
+}
+
+void getStr(const char* message, char* str, int maxLength)
+{
+    char line[maxLength];
+    char* result = NULL;
+
+    printf("%s", message);
+    result = fgets(line, sizeof(line), stdin);
+    if (result != NULL)
+    {
+        if (result[strlen(result) - 1] == '\n')
+        {
+            result[strlen(result) - 1] = '\0';
+        }
+        strncpy(str, result, maxLength);
+        str[maxLength - 1] = '\0';
+    }
+}
+
+MenuOptions getMenuChoice()
+{
+    printf("\n\nMENU\n====\n");
+    return (MenuOptions)getLimitedInt("choice: ", MenuStrings, NrMenuStrings);
+}
+
+void printProgramHeader()
+{
+    printf("PRC2 opdracht 'Schaatsen'\n"
+           "-------------------------");
+}

C/C(extra) ExtraAssignments/Skater/product/terminal_io.h

@@ -0,0 +1,27 @@
+#ifndef TERMINAL_IO_H
+#define TERMINAL_IO_H
+
+#include "skater.h"
+
+typedef enum
+{
+    MO_SHOW_ICESKATERS,
+    MO_ADD_ICESKATER,
+    MO_REMOVE_ICESKATER,
+    MO_ADD_TIME,
+    MO_SHOW_CLASSIFICATION,
+    MO_SHOW_FINAL_CLASSIFICATION,
+    MO_LOAD,
+    MO_SAVE,
+    MO_QUIT
+} MenuOptions;
+
+void clearScreen();
+int getInt(const char* message);
+int getLimitedInt(const char* message, const char* items[], int nrItems);
+void getStr(const char* message, char* str, int maxLength);
+MenuOptions getMenuChoice();
+
+void printProgramHeader();
+
+#endif