src/db.c

@@ -1,5 +1,4 @@
-/* Create a database and handel it
+/*
- * Created by Jan on 13.12.2024.
  * INPUT: query for previous state
  *        linked list of tasks to store
  *
@@ -10,116 +9,12 @@
  *
  */
 
-
+/************************************************************
+*Create a database and handel it
+*Created by Jan on 13.12.2024.
+*
+************************************************************/
 #include <stdio.h>
-#include <stdlib.h>
 #include <time.h>
 #include "planner.h"
-#include "list.h"
-
-/*
-write a complete linkedlist to a Event csv file.
- */
-void write_linkedlist_to_csv(llist* head, const char* filename) {
-	//Open file with write permision
-	FILE* file = fopen(filename, "w");
-	//if there is no file or a wrong file path you becom an error
-	if (file == NULL) {
-    	perror("Could not open file %s\n", filename);
-  	}
-  	else{
-    	//write the file header
-    	fprintf(file, "TaskName, Created, Deadline, Priority, Spare, EventStartTime, EventEndTime, EventSpare\n");
-
-    	// Iterate through the linked list and write the data to the CSV
-  		llist* current = head;
-  		while (current != NULL) {
-    		// Extract data from the current node
-    		Event* event = (Event*)current->data;  // Assumed that current->data holds an Event pointer
-
-    		// Extract the associated task from the event
-    		Task* task = event->task;
-
-    		// Write the task and event data to the CSV file
-    		fprintf(file, "%s, %lu, %lu, %d, %lu, %lu, %lu, %lu\n",
-            	task->name,
-            	task->created,
-            	task->deadline,
-            	task->priority,
-            	task->spare,
-            	event->plannedStartTime,
-            	event->plannedEndTime,
-            	event->spare);
-
-    		current = current->next;
-  		}
-	fclose(file); // Close the file
-	}
-}
-
-/*
-read an event csv file and write the data in a linked list
- */
-
-void write_csv_to_llist(const char* filename) {
-	//Open file with read permision
-  FILE* file = fopen(filename, "r");
-  if (file == NULL) {
-    perror("Could not open file %s\n", filename);
-  }
-  else{
-	char line[1024]; //Line Buffer
-    int count = 0; //task counter
-    llist *list = NULL
-    fgets(line, sizeof(line), file); //read and ignore file head
-    while (fgets(line, sizeof(line), file)) {
-      	count++;
-    	//remove newline sign
-        line[strcspn(line, "\n")] = '\0';
-
-        // column slice
-        char *taskname = strtok(line, ",");
-        char *tsakcreation_dateSTR = strtok(NULL, ",");
-        char *tsakdeadline_dateSTR = strtok(NULL, ",");
-        char *tsakprioritySTR = strtok(NULL, ",");
-        char *tsakspareSTR = strtok(NULL, ",");
-        char *eventStartTimeSTR = strtok(NULL, ",");
-        char *eventEndTimeSTR = strtok(NULL, ",");
-        char *eventSpareSTR = strtok(NULL, ",");
-
-        // convert char in integer and date
-        unsigned long int taskcreation_date = strtoul(taskcreation_dateSTR,NULL,10);
-        unsigned long int taskdeadline_date = strtoul(taskdeadline_dateSTR,NULL,10);
-        unsigned long int taskspare = strtoul(taskspareSTR,NULL,10);
-        unsigned long int eventStartTime = strtoul(eventStartTimeSTR,NULL,10);
-        unsigned long int eventEndTime = strtoul(eventEndTimeSTR,NULL,10);
-        unsigned long int eventSpare = strtoul(eventSpareSTR,NULL,10);
-
-        int priority = atoi(prioritySTR);
-
-
-
-        //create Task
-        Task *task = newTask(taskname, taskcreation_date, taskdeadline_date, taskpriority, taskspare);
-
-        //create Event
-        Event *event = newEvent(task,eventStartTime, eventEndTime, eventSpare);
-
-        // Insert task into the linked list
-        if (list == NULL) {
-            // If the list is empty, initialize it with the first task
-            list = llistNew(event, NULL);
-        }
-        else {
-            // Append the task to the linked list
-            llistAppend(list, event);
-        }
-    }
-
-    fclose(file);
-  }
-
-
-
-}