minor changes

src/ui.c

@@ -2,4 +2,138 @@
  * command line interface for user input
  *
  */
+/* Created by Juergen Buechel, 13.12.2024/
+*/
 #include "planner.h" // for subject and event structs
+#include <stdio.h>
+#include <stdlib.h>
+#include "ui.h"
+#include "planner.h"
+#include "iCal.h"
+#include "db.h"
+
+void dump_buffer(FILE *fp){
+    int ch;
+    while((ch = fgetc(fp)) != EOF && ch != '\n');
+}
+
+
+void insertTask(task_ptr newtask)
+{
+    task_ptr TaskPointer;
+    if (firsttask == NULL){
+        firsttask = newtask;
+        newtask->nextTask ;
+    }
+    else {
+        TaskPointer = firsttask;
+        while(TaskPointer->nextTask!=NULL)
+        {
+            TaskPointer = TaskPointer->nextTask;
+        }
+        TaskPointer->nextTask = newtask;
+        newtask ->nextTask;
+    }
+}
+
+void newTask (void)
+{
+    task_ptr new = malloc(sizeof(task_1));
+    if (new == NULL){
+        printf("Die Liste ist leer?!\n");
+    }
+    printf(" Neues Fach eigeben: ");
+    if(scanf("%d", &newTask)!=1)
+    {
+        dump_buffer(stdin);
+        printf("Fehlerhafte eingabe\n");
+        free(new);
+        return;
+    }
+    dump_buffer (stdin);
+    insertTask(new);
+}
+
+void inserttime(time_ptr newtime)
+{
+    time_ptr TimePointer;
+    if (firsttime == NULL){
+        firsttime = newtime;
+        newtime->nextTime =NULL;
+    }
+    else {
+        TimePointer = firsttime;
+        while(TimePointer->nextTime!=NULL)
+        {
+            TimePointer = TimePointer->nextTime;
+        }
+            TimePointer->nextTime = newtime;
+        newtime ->nextTime = NULL;
+    }
+}
+
+void newTime(void)
+{
+    time_ptr newtime = malloc(sizeof(task_1));
+    if (newtime == NULL){
+        printf("Die Liste ist leer?!\n");
+    }
+    printf(" Neue Zeit eingeben: ");
+    if(scanf("%d",&newTime)!=1)
+    {
+        dump_buffer(stdin);
+        printf("Fehlerhafte eingabe\n");
+        free(newtime);
+        return;
+    }
+    dump_buffer (stdin);
+    inserttime(newtime);
+}
+
+void tasklisting(void){
+    task_ptr TaskPointer = firsttask;
+    printf("Erfasste Fächer:\n");
+    while(TaskPointer!=NULL)
+        printf("\t->%d\n", TaskPointer->name);
+        TaskPointer = TaskPointer->nextTask;
+    }
+
+void getlink (void)
+{
+
+}
+
+int main(void)
+{
+    int choice = 0, i = 0;
+    do
+    {
+        printf(" -1- Neues Fach eingeben\n");
+        printf(" -2- Verfuegbare Zeit eingeben\n");
+        printf(" -3- Alle vorhandenen Faecher aufliesten\n");
+        printf(" -4- Kalenderlink ausgeben\n");
+        printf(" -5- Planer beenden\n");
+        if( scanf("%d", &choice) != 1){
+            printf("Falsche Eingabe\n");};
+        choice = 0;
+        dump_buffer(stdin);
+
+        switch (choice)
+        {
+        case 1: newTask();break;
+        case 2: newTime();break;
+        case 3: if( firsttask == NULL){
+            printf("Die Liste ist leer");
+        }
+        else{
+            tasklisting();
+        }break;
+        case 4: iCAl();break;
+        }
+    }while (choice !=5);
+    return EXIT_SUCCESS;
+}
+
+
+
+