#include <stdio.h>
#include <stdlib.h>
#include <time.h>

//todo:
//add robot

//challenges:
//populate, addrobot, and addkitten could all be put into one function

int in = 0;
int objects = 30;       //1-30 are objects, 31 is kitten, 32 is robot
int x[32]; int y[32];   //int x[(objects + 2)]; int y[(objects + 2)]; the + 2 makes room for kitten and robot, but these should be excluded from for loops
char object_symbol[32]; //char object_symbol[(objects + 2)];
int object_color[32];   //int object_color[(objects + 2)];
int object_brightness[32]; //int object_brightness[(objects + 2)];
int populate_stop = 1;
int addrobot_stop = 1;
int addkitten_stop = 1;
time_t t;
//30 objects, kitten, and robot
//\033[%d;%dH move cursor to spot
//\033[%dm color text
void populate() {
    for(int i = 0; i < objects; i++) { //initial position randomization
        x[i] = (rand() % 128);
        y[i] = (rand() % 64);
        object_symbol[i] = ((rand() % 93) + 32); //ansi 33-126
        object_color[i] = ((rand() % 8) + 29); //ansi escape code color 30-37
        object_brightness[i] = (rand() % 2); //brightness for color value
    }
    while(populate_stop) { //check if multiple positions are the same, if so then re-randomize those positions
        for(int i = 0; i < objects; i++) {
            for(int j = 0; j < objects; j++) {
                if((x[i] == x[j]) && (y[i] == y[j])) {
                    x[i] = (rand() % 128);
                    y[i] = (rand() % 64);
                } else {
                    populate_stop = 0;
                }
            }
        }
    }
    for (int i = 0; i < objects; i++) { //move cursor to screen position and place object
        if (object_brightness) {
            printf("\033[%d;%dH\033[%d;1m%c\033[0m",(y[i] + 3),(x[i] + 1),object_color[i],(object_symbol[i]));
        } else {
            printf("\033[%d;%dH\033[%dm%c\033[0m",(y[i] + 3),(x[i] + 1),object_color[i],(object_symbol[i]));
        }
    }
}

void addkitten() {
    x[31] = (rand() % 128);
    y[31] = (rand() % 64);
    object_symbol[31] = ((rand() % 93) + 32); //ansi 33-126
    object_color[31] = ((rand() % 8) + 29); //ansi escape code color 30-37
    object_brightness[31] = (rand() % 2); //brightness for color value
    while(addkitten_stop) {
        for(int i = 0; i < objects; i++) {
            for(int j = 0; j < objects; j++) {
                if((x[31] == x[j]) && (y[31] == y[j])) {
                    x[31] = (rand() % 128);
                    y[31] = (rand() % 64);
                } else {
                    addkitten_stop = 0;
                }
            }
        }
    }
    if (object_brightness) { //debug these kitten printers have a white background (;47)
        printf("\033[%d;%dH\033[%d;47;1m%c\033[0m",(y[31] + 3),(x[31] + 1),object_color[31],(object_symbol[31]));
    } else {
        printf("\033[%d;%dH\033[%d;47m%c\033[0m",(y[31] + 3),(x[31] + 1),object_color[31],(object_symbol[31]));
    }
}

void addrobot() {
    x[32] = (rand() % 128);
    y[32] = (rand() % 64);
    object_symbol[32] = 35; //robot is always a bright white #
    object_color[32] = 37;
    object_brightness[32] = 1;
    while(addrobot_stop) {
        for(int i = 0; i < objects; i++) {
            for(int j = 0; j < objects; j++) {
                if((x[32] == x[j]) && (y[32] == y[j])) {
                    x[32] = (rand() % 128);
                    y[32] = (rand() % 64);
                } else {
                    addrobot_stop = 0;
                }
            }
        }
    }
    printf("\033[%d;%dH\033[%d;1m%c\033[0m",(y[32] + 3),(x[32] + 1),object_color[32],(object_symbol[32]));
}

void moverobot(int direction) {
    switch(direction) {
        case 72 : //up
            printf("\033[%d;%dH ",(y[32] + 3),(x[32] + 1)); //clear robot position
            for(int i = 0; i < (objects + 1); i++) { //objects + 1 to account for kitten
                if((x[32] == x[i]) && ((y[32] - 1) == y[i])) { //trying to have same coords as an object
                    wprintf("\033[d\033[%d;1m%c\033[0m",object_color[32],object_symbol[32]); //move cursor back one space and then place robot
                    break;
                } else {
                    wprintf("\033[d\033[a\033[%d;1m%c\033[0m",object_color[32],object_symbol[32]); //move cursor back and up one space and then place robot
                    break;
                }
            }
        case 80 : //down
            printf("\033[%d;%dH ",(y[32] + 3),(x[32] + 1)); //clear robot position
            for(int i = 0; i < (objects + 1); i++) { //objects + 1 to account for kitten
                if((x[32] == x[i]) && ((y[32] - 1) == y[i])) { //trying to have same coords as an object
                    wprintf("\033[d\033[%d;1m%c\033[0m",object_color[32],object_symbol[32]); //move cursor back one space and then place robot
                    break;
                } else {
                    wprintf("\033[d\033[b\033[%d;1m%c\033[0m",object_color[32],object_symbol[32]); //move cursor back and up one space and then place robot
                    break;
                }
            }
        case 75 : //left
            printf("\033[%d;%dH ",(y[32] + 3),(x[32] + 1)); //clear robot position
            for(int i = 0; i < (objects + 1); i++) { //objects + 1 to account for kitten
                if((x[32] == x[i]) && ((y[32] - 1) == y[i])) { //trying to have same coords as an object
                    wprintf("\033[d\033[%d;1m%c\033[0m",object_color[32],object_symbol[32]); //move cursor back one space and then place robot
                    break;
                } else {
                    wprintf("\033[d\033[d\033[%d;1m%c\033[0m",object_color[32],object_symbol[32]); //move cursor back and up one space and then place robot
                    break;
                }
            }
        case 77 : //right
            printf("\033[%d;%dH ",(y[32] + 3),(x[32] + 1)); //clear robot position
            for(int i = 0; i < (objects + 1); i++) { //objects + 1 to account for kitten
                if((x[32] == x[i]) && ((y[32] - 1) == y[i])) { //trying to have same coords as an object
                    wprintf("\033[d\033[%d;1m%c\033[0m",object_color[32],object_symbol[32]); //move cursor back one space and then place robot
                    break;
                } else {
                    wprintf("\033[d\033[c\033[%d;1m%c\033[0m",object_color[32],object_symbol[32]); //move cursor back and up one space and then place robot
                    break;
                }
            }
            /*printf("\033[%d;%dH ",(y[32] + 3),(x[32] + 1));
            //for all objects including kitten
            //if robot coords + 1 in wahatever direction equal the coords of something else then dont move, otherwise set the coods to that position
            for(int i = 0; i < (objects + 1); i++) { //objects + 1 to account for kitten
                if(((x[32] + 1) == x[i]) && (y[32] == y[i])) { //trying to have same coords as an object
                    printf("\033[%d;%dH\033[%d;1m%c\033[0m",(y[32]),(x[32]),object_color[32],(object_symbol[32]));
                    break;
                } else {
                    x[32] = x[32] + 1;
                    printf("\033[%d;%dH\033[%d;1m%c\033[0m",(y[32] + 3),(x[32] + 1),object_color[32],(object_symbol[32]));
                    break;
                }
            }*/
    }
}

int main() {
    { //initialization
    srand(time(t));
    system("mode con: cols=128 lines=66");
    }
    { //start screen
    printf("\033[8;8Hb\033[9;8Hr\033[10;8Hu\033[12;8Hh");
    getch();
    system("cls");
    }
    { //initial population
    printf("\033[1;1Hinitialization");
    printf("\033[2;1H--------------------------------------------------------------------------------------------------------------------------------");
    populate();
    addkitten();
    addrobot();
    }

    while(in != 27) {
        in = getch();
        if (in == 0 || in == 0xE0) in = getch(); //got dang ol windows makes you call functions and arrows keys twice to get the input
        switch(in) {
            case 72 : //up
                moverobot(in);

            case 80 : //down
                moverobot(in);

            case 75 : //left
                moverobot(in);

            case 77 : //right
                moverobot(in);

            /*default :
                printf("pizdec");*/
        }
    }
}