#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define COMP_SIZE 265
#define COMP_TYPES_SIZE 428

int main()
{
    FILE *input_file;
    char comp_file[13] = "list_comp.txt";
    char comp_types_file[19] = "list_comp_types.txt";
    char command[30];

    while(1)
    {

        printf("srvrmgr> ");
        fgets(command, sizeof(command), stdin);

        /*removes new line*/
        command[ strlen(command) - 1] = '\0';

        switch(strlen(command))
        {

            /*list comp*/
            case 9 : {

                char comp_line[COMP_SIZE];
                input_file = fopen(comp_file, "r");

                if (input_file == NULL)
                {

                    printf("Error reading %s\n", comp_file);
                    perror(comp_file);
                    exit(1);
        
                }

                while(fgets(comp_line, COMP_SIZE, input_file)) {

                    printf("%s", comp_line);

                }
    
                fclose(input_file);

                break;

            }

            /*list comp types*/
            case 15 : {
                
                char comp_types_line[COMP_TYPES_SIZE];
                input_file = fopen(comp_types_file, "r");

                if (input_file == NULL)
                {

                    printf("Error reading %s\n", comp_types_file);
                    perror(comp_types_file);
                    exit(1);
        
                }

                while(fgets(comp_types_line, COMP_TYPES_SIZE, input_fi
+le)) {

                    printf("%s", comp_types_line);

                }
    
                fclose(input_file);

                break;
                
            }

            /*exit*/
            case 4 : {

                printf("Disconnecting...\n");
                exit(0);

            }

            default : {

                printf("Invalid command\n");
                break;

            }

        } /*end of switch...case*/

    } /*end of while(1)*/

    exit(0);

}
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